Mission
Powering a clean future Zero-emission solutions for the maritime industry
corvusenergy.com
Products & Services Energy Storage Systems and lifecycle support for electric / hybrid power.
Contents 3
Corvus in Numbers
4
References & Experience
6
Why Corvus Energy
11
Energy Storage Systems (ESS)
12
Orca ESS
14
Dolphin Energy ESS
16
Dolphin Power ESS
18
Blue Whale Energy ESS
20
Blue Whale Power ESS
22
Aftermarket & Service
Corvus Energy is the leader in marine energy storage systems More than 50% of the world's hybrid and electric vessels use a Corvus Energy system.
MORE THAN A BATTERY SUPPLIER
One partner from vessel design and sizing, through operation and optimisation, to upgrades and responsible end-of-life.
corvusenergy.com
Corvus in Numbers
Corvus Energy
Facts & Figures
Two decades of marine electrification, in numbers The figures below are based on Corvus systems in service around the world—this experience and analysing real world performance data shapes how we design, build, and support both the systems operating today and the next generation of marine battery technology.
1,350+
14M+
50%+
20yrs
Maritime projects delivered worldwide.
ESS operating hours at sea.
Of the world's hybrid and electric vessels
Nearly two decades of marine electrification
The largest installed base in the marine battery industry
VESSEL SEGMENTS SERVED Ferries & Ro-Pax
A full range of ESS solutions, options to fit every vessel type
Offshore & OSV
Cruise & Expedition
Tugs & Workboats
Fishing & Aquaculture Fast Ferries
PRODUCT PORTFOLIO
Yachts
Tankers & Merchant In Port
Subsea
Multiple cell chemistries: NMC, NCA and LFP Energy-optimised and power-optimised systems, an option for every duty cycle
LIFECYCLE SERVICES
24/7 technical support
Global service network
Remote Monitoring
Specialists reachable around the clock
Field engineers wherever you operate
Fleet-wide visibility and diagnostics platform.
Cybersecurity type approval
Digital Battery Passport
Digital State of Health
Secure connected operation
Compliance and resale documentation
DNV-accepted testing with minimal downtime
3
4
Experience
Corvus Energy
References
Most of the world's firsts use a Corvus battery system As pioneers of safe and reliable marine energy storage, we have developed solutions for almost every vessel type. From the first marine electrification projects until today, Corvus Energy has remained at the forefront of hybrid and zero-emission solutions for the maritime sector.
ALL-ELECTRIC
HYBRID
COMMERCIAL FISHING VESSEL
OSV
Karoline, 2015
Viking Lady, 2012
CAR FERRY
RO-PAX
Ampere, 2015
Deutschland, 2014
AQUACULTURE WORKBOAT
TANKER
GMV Zero, 2016
Sten Tor, 2017
WORKBOAT
DP3 OFFSHORE VESSEL
Astrid Helene, 2016
North Sea Giant, 2018
HARBOUR TUGBOAT
FAST FERRY
Gisas Power, 2020
MS Fjordled, 2019
SUBSEA ROV
SHUTTLE TANKER
E-ROV, 2020 FAST FERRY
MS Medstraum, 2022 TANKER
Asahi Tanker, 2022 LARGEST ALL-ELECTRIC SHIP
China Zorrilla, Buquebus, 2026 OFFSHORE VESSEL
Bibby Marine eCSOV, 2027
Proven in service across every marine segment
Aurora Spirit, 2019 EXPLORATION CRUISE
MS Roald Amundsen, 2019 CRUISE SHIP
Aida Prima, 2020
Experience
Corvus Energy
World's largest fully electric vessel
China Zorrilla, Buquebus Ro-Pax Ferry, 2026
1st All-Electric Aquaculture Workboat, GMV Zero, 2016
1st All-Electric Offshore Vessel Bibby Marine eCSOV, 2027
1st Hybrid Cruise Ship Aida Prima, 2020
1st All-Electric Tug Gisas Power, 2020
1st All-Electric Tanker
Asahi Tanker, 2022
1st All-Electric Fast Ferry MS Medstraum, 2022
1st Hybrid DP3 Offshore Vessel North Sea Giant, 2018
5
6
Why Corvus
Corvus Energy
Why Corvus Energy
The right solution starts with the right partner There is no one-size-fits-all battery solution. Every vessel has unique operational requirements. With the industry's broadest marine battery portfolio, Corvus matches the technology to the application—so owners get the system best suited to their operational profile, rather than forcing every vessel onto the same platform.
ONE PORTFOLIO, EVERY VESSEL TYPE
Corvus Orca
Corvus Dolphin NxtGen Energy
Corvus Dolphin NxtGen Power
Corvus Blue Whale NxtGen Energy Liquid & Air Cooled
Corvus Blue Whale NxtGen Power
NMC, NCA and LFP cells—in both energy and power configurations. We recommend the chemistry the duty cycle calls for, not the one that happens to fit our box.
Energy-optimised systems
Power-optimised systems
Maximum kWh in the available space, for vessels that sail emission-free for longer periods—slow, deep charge and discharge cycles at the lowest cost per kWh.
High C-rate capability for peak shaving, dynamic positioning, and fast charging duty cycles—short, frequent bursts of power without penalizing battery life.
RESULTS FOR THE OWNER Better performance
Longer battery life
Lower lifecycle cost
Higher return on investment
Safe, predictable operation
Why Corvus
Corvus Energy
7
Experience creates better solutions We don't just supply batteries. We help owners make the right decisions. Marine battery system sizing and selection is not a catalogue exercise. Corvus' sizing tool and design support is based on how real systems actually perform at sea—and that's what makes the recommendation trustworthy.
Proven Maritime Expertise
Data-driven sizing tool
Designed for lifetime value
Corvus Energy has delivered battery
Our sizing and simulation platform
System selection is not only about
systems across virtually every vessel
models each vessel's real operational
today's performance. It is about
segment—from ferries and offshore
profile to identify the optimal battery
efficiency, reliability, and profitability
vessels to cruise ships, merchant
configuration. It has been used in
across the vessel's whole life—
vessels, and the world's largest all-
thousands of projects worldwide,
lifecycle planning, upgrade pathways,
electric ship.
and every new data set makes it
and future-proof architecture.
sharper.
HOW WE ARRIVE AT THE RIGHT SYSTEM
1
2
3
4
Operational profile
Simulation
Configuration
Lifetime projection
Real route, load, and duty-
Models calibrated against
Chemistry, capacity, redundancy,
Expected degradation, upgrade
cycle data from the vessel
millions of hours of measured
and installation footprint set
system behaviour.
points, and end of life value
and its segment.
against class requirements.
over 15 to 20 years.
Simulation calibrated against the real fleet. Over 10 million recorded ESS operation hours feed back into the models—so the system we propose is sized against measured behaviour, not datasheet assumptions.
8
Why Corvus
Corvus Energy
Beyond the battery, Lifetime partnership Lifetime support — maximum value A Corvus ESS is more than a battery system. It is backed by a global lifecycle support organization dedicated to maximizing vessel uptime, safety, performance, and return on investment. With global service capabilities, digital monitoring, technical expertise, upgrades, and end-of-life solutions, we help ensure your energy storage system continues to deliver value long after installation. SUPPORT AT EVERY STAGE OF THE SYSTEM'S LIFE
Design & engineering
Integration & build
Commissioning
Operations
Optimisation
Testing,
Monitoring,
Analytics.
Maintenance End-of-life & upgrades Repowering,
Sizing,
Yard and
certification,
support,
reporting
Service, spares,
retrofit,
Simulation,
integrator
startup
diagnostics
SoH assessment
training,
recycling
Advisory
support
modernisation
Optimise performance
Choose the right system
• • •
Engineering support Vessel-specific system sizing Operational modelling
• • •
Maximise uptime
• • •
24/7 global technical support Remote diagnostics Fast access to parts and expertise
Performance monitoring Data analytics and reporting Digital services and crew training
Extend asset life
• • •
State of Healthy analysis Upgrades and repowering Lifecycle management and recycling
Learn more about Corvus Energy service offerings starting on page 22—global service network, Service Agreements, training, upgrades, repoweing and responsible end-of-life.
When you choose Corvus you gain a long-term partner focused on maximising the value of your investment.
Why Corvus
Corvus Energy
Corvus Energy—We take care of your investment A battery system stays with the vessel for fifteen to twenty years. Protecting that investment takes an organization that will be there for the full system lifetime—and after.
MARKET-LEADING EXPERIENCE
GLOBAL-SUPPORT NETWORK
1,350+ projects delivered worldwide
24/7 technical support
More than 10 million system operating
Service engineers available globally
hours
Remote diagnostics and fast spare parts access
Over 50% of the world's hybrid and electric vessels use a Corvus ESS
Lifecycle expertise from design to recycling
PROTECT THE INVESTMENT Cybersecurity type approval
Digital Battery Passport
Connected systems that meet class cyber requirements—without a separate project to get there.
Traceable system data for regulatory reporting today, and for the vessel's resale value later.
Digital State of Health
Corvus Customer Portal
DNV-accepted SoH testing with minimal downtime.
Near real-time monitoring and fleet-wide performance insight from a single platform.
Long-term stability Strong ownership, sustained investment in technology and manufacturing, and nearly two decades of marine electrification give owners confidence that Corvus will still be a trusted partner at the end of the vessel's operational life—and a recognised system on board is a documented, well-supported asset when the vessel is refinanced, chartered, or sold. Strong Ownership
Proven Performance & Safety
Global sales & service network
1,350+ Projects
9
10
Why Corvus
Corvus Energy
Section Summary
Why choose Corvus Energy: more than a battery supplier The right solution. The right partner. The right lifetime value— across the whole life of the vessel. More than a battery supplier, with Corvus you have a parter from vessel design and sizing, through system operation and optimisation, to upgrades and responsible end-of-life.
Proven at scale
The broadest marine portfolio Five marine battery systems, three cell chemistries, and both energy- and power-optimised designs—more options so you can select the best system for the job. See Pages 6, 12-21.
1,350+ projects, more than 10 million system operating hours, and most of the world's marine electrification firsts. See pages 3-5.
Documented and future-ready
Support for the whole life Global service network, flexible Service Agreements, training, remote performance monitoring and reporting, spares and upgrade paths—all from one partner. See pages 22-25.
Contact Corvus
Sales:
Cybersecurity type approval, Digital Battery Passport, DNV-accepted digital State of Health, and responsible end-of-life. See pages 3, 9, 27.
Sales@corvusenergy.com
Customer Support & Training: Customersupport@corvusenergy.com Spare Parts & Upgrades:
Spareparts@corvusenergy.com
24/7 Technical Support:
+47 55 22 95 01
Why Corvus
Corvus Energy
Energy Storage Systems
Full product portfolio. Superior safety and performance. Results that matter. Good for business and the environment—Corvus systems help owners reduce emissions, fuel consumption, and operating costs.
10.9 billion
4.4 billion
20-100%
Kilograms of CO2 reduced
Litres of diesel fuel saved
Client savings in emissions, fuel and O&M
PRODUCT PORTFOLIO A full range of ESS solutions, options to fit every vessel type Multiple cell chemistries: NMC, NCA and LFP Energy-optimised and power-optimised systems, an option for every duty cycle Learn More See Pages 12-21
11
12
Energy Storage Systems
Corvus Energy
Corvus Orca The world's most trusted marine energy storage system, operating in over 700 vessels and maritime applications around the globe, the Corvus Orca ESS delivers industryproven performance, reliability and safety. When the Corvus Orca launched in 2016, it set the standard in marine battery system technology. Today, no other marine ESS can match the installation count of the Corvus Orca and it continues to be a reliable, high-performing, and cost-effective choice for a variety of applications.
Applications The Corvus Orca ESS is ideal for applications that need both energy and a high amount of power, moving large amounts of energy at an inexpensive lifetime cost per kWh.
Typical Vessel Types:
• Ferries • Cruise ships • Ro/Ro – Ro/Pax • Yachts
• Offshore vessels • Rigs • Tugs • Fishing vessels
Features
• High C-Rate • Installed on 700 vessels around the world • Designed for voltages up to 1200 VDC • Low installation and commissioning time • Low life cycle cost • Enhanced reliability with contained power connections • Flexible and modularized design • Passive single-cell Thermal Runaway protection • Scalable capacity and voltage according to vessel requirements • Industry-proven Battery Management System (BMS) • Remote monitoring capabilities • Enhanced EMI immunity design for maritime environments Corvus Energy Safety Innovations Passive Single-cell-level Thermal Runaway (TR) Isolation • True cell-level thermal runaway isolation • TR does not propagate to neighbouring cells • Isolation NOT dependant on active cooling
Exceeds Class and Flag Standards for TR Gas Venting • Integrated thermal runaway gas exhaust system • Easily vented to external atmosphere
• Merchant vessels • Port cranes • Shore charging • Fish farms
Energy Storage Systems
Corvus Energy
13
Technical Specifications | Corvus Orca ESS Performance Specifications C-Rate - (Discharge / Charge)
Up to 3C / Up to 3C
System Specifications Battery Cell Chemistry
Lithium ion NMC / graphite
Single Module Size / Increments
5,65 kWh / 50 VDC
Single Module Capacity
128 Ah
Single Pack Range
38-136 kWh / 350-1200 VDC
Module Dimensions
600x 430 x 163 mm (l x w x h)
Module Weight
58 kg
Max Gravimetric Density - Pack
77 Wh/kg | 13 kg/kWh
Max Volumetric Density - Pack
88 Wh/l
Safety Specifications Thermal Runaway Anti-Propagation
Passive; Cell-level; DNV Pt6 Ch2 Option 1
Fire Suppression
Per SOLAS, class and Corvus recommendation
Disconnect Circuit
Redundant fail-safe-for over-temperature and over-voltage
Short Circuit Protection
Fuses included on pack level
Emergency Stop Circuit
Hard-wired
Ground fault Detection
Integrated
General Specifications Type Approval
ABS, BV, ClassNK, DNV, ES-TRIN, RINA
Cybersecurity Type Approval
ABS, BV, DNV, RINA
Ingress Protection
System: IP44
Cooling
Forced air
2026-09-22
14
Energy Storage Systems
Corvus Energy
Corvus Dolphin NxtGen—Energy The Corvus Dolphin NxtGen-Energy is designed for applications that require a high-energy battery system where lightweight is essential. The Dolphin NxtGen-Energy offers outstanding energy density, reasonable power density, and the highest level of marine battery safety. The space-efficient, rack-free design enables flexible installation configurations to maximise utilisation of battery room space.
Applications Dolphin NxtGen-Energy is ideal for ships with long, slow charges and discharges where lightweight is essential.
Typical Vessel Types:
• Tourist vessels • Canal boats • Yachts
• Sightseeing vessels • Ferries
Features
• Low C-rate for slow charge and discharge • Low weight • Designed for voltages up to 1200 VDC • Flexible installation • Low life cycle cost • Easy and safe plug and play connections • Very flexible and modularized design • Passive single-cell Thermal Runaway protection • Scalable capacity and voltage according to vessel requirements • Industry-proven Battery Management System (BMS) • Remote monitoring capabilities • Enhanced EMI immunity design for maritime environments
Corvus Energy Safety Innovations Passive Single-cell-level Thermal Runaway (TR) Isolation • True cell-level thermal runaway isolation • TR does not propagate to neighbouring cells • Isolation NOT dependant on active cooling
Energy Storage Systems
Corvus Energy
15
Technical Specifications | Corvus Dolphin NxtGen ESS - Energy Performance Specifications C-Rate - Peak (Discharge / Charge)
1,0CP / 1,0CP for 10 seconds
C-Rate - Continuous (Discharge / Charge)
0,4CP / 0,4CP
System Specifications Battery Cell Chemistry
Lithium ion NCA
Single Module Size / Increments
8,2 kWh / 50 VDC
Single String Range
33 ± 197 kWh / 130 ± 1205 VDC
Module Dimensions
666 x 500 x 100 mm (l x w x h)
Module Weight
44.5 kg
Max Gravimetric Density - String
172 Wh/kg | 5,96 kg/kWh
Max Volumetric Density - String
212,5 Wh/l
Safety Specifications Thermal Runaway Anti-Propagation
Passive; Cell-level; DNV Pt6 Ch2 Option 1
External Fire Suppression
Per SOLAS, class and Corvus recommendation
Disconnect Protection
Redundant fail-safe for over-temperature, over-voltage, under-voltage
Short Circuit Protection
Integrated cell-level fusing
Emergency Stop Circuit
Hard-wired
Ground Fault Detection
Integrated
General Specifications Type Approval
BV, DNV, LR, RINA
Cybersecurity Type Approval
DNV
Ingress Protection
IP66 module, IP56 System
Cooling
Forced air
2026-09-22
16
Energy Storage Systems
Corvus Energy
Corvus Dolphin NxtGen—Power The Corvus Dolphin NxtGen-Power is designed for applications that require a high-power battery system where lightweight is essential. The Corvus Dolphin NxtGen-Power offers high power density, reasonable energy density and the highest level of marine battery safety The space-efficient, rack-free design enables flexible installation configurations to maximise utilisation of available battery room space.
Applications Dolphin NxtGen-Power is ideal for ships were high C-rate requirements and lightweight is essential.
Typical Vessel Types:
• Ferries • High Speed Fast Ferries • Harbour Tugs
• Offshore Vessels • Offshore Wind Vessels • Crew Transfer Vessels
Features
• Suitable for rapid charging and discharging • Low weight • Designed for voltages up to 1200 VDC • Flexible installation • Low life cycle cost • Easy and safe plug and play connections • Very flexible and modularized design • Passive single-cell Thermal Runaway protection • Scalable capacity and voltage according to vessel requirements • Industry-proven Battery Management System (BMS) • Remote monitoring capabilities • Enhanced EMI immunity design for maritime environments
Corvus Energy Safety Innovations Passive Single-cell-level Thermal Runaway (TR) Isolation • True cell-level thermal runaway isolation • TR does not propagate to neighbouring cells • Isolation NOT dependant on active cooling
Energy Storage Systems
Corvus Energy
17
Technical Specifications | Corvus Dolphin NxtGen ESS - Power Performance Specifications C-Rate - Peak (Discharge / Charge)
2,5 CP for 10 seconds
C-Rate - Continuous (Discharge / Charge)
1,4 CP / 1,4 CP
System Specifications Battery Cell Chemistry
Lithium ion NCA
Single Module Size / Increments
6,56 kWh / 50 VDC
Single Module Capacity
152 Ah
Module Dimensions
660 x 500 x 100 mm (l x w x h)
Module Weight
45.5 kg
Max Gravimetric Density - String
127 Wh/kg
Max Volumetric Density - String
155 Wh/l
Safety Specifications Thermal Runaway Anti-Propagation
Passive; Cell-level; DNV Pt6 Ch2 Option 1
External Fire Suppression
Per SOLAS, class and Corvus recommendation
Disconnect Protection
Redundant fail-safe overcharge protection
Short Circuit Protection
Integrated cell-level fusing
Emergency Stop Circuit
Hard-wired
Ground Fault Detection
Integrated
General Specifications Type Approval
DNV
Cybersecurity Type Approval
DNV
Ingress Protection
IP66
Cooling
Liquid
2026-09-22
18
Energy Storage Systems
Corvus Energy
Corvus Blue Whale NxtGen— Energy The Corvus Blue Whale NxtGen-Energy is ideal for applications that require high energy, space efficiency, and lifetime cost efficiency, along with superior safety and performance. Redesigned to provide increased energy capacity, higher energy density, better cycle life, and Corvus NxtGen architecture, Blue Whale NxtGen-Energy is a versatile, high-energy, cost-efficient system based on next generation technology.
Applications The Corvus Blue Whale NxtGen-Energy is designed for use in medium to large vessels, including retrofits, with system sizes from 1MWh to 200+MWh. It is particularly well suited for operational profiles which call for slow charge and discharge rates; however, it can provide high charge and discharge for short durations when needed. It is ideal for applications which require the ability to sail emission-free over longer periods of time, including during emission-free port stays, at a cost-effective kWh price.
Typical Vessel Types:
• Cruise Ships • Ro-Ro/Ro-Pax • Yachts • Merchant Vessels
• Workboats • Inland Vessels
Features
• Industry leading volumetric and gravimetric room energy density • Designed for voltages up to 1232 VDC • Very low life cycle cost • Weight and volume reduced ~30% and ~50% compared to Corvus Orca ESS
• Option of liquid- or air-cooled design • Multiple cell options available for performance/lifetime optimization • Flexible and modularized design • Simplified installation and servicing • Passive single-cell Thermal Runaway protection • Scalable capacity and voltage according to vessel requirements • Industry-proven Battery Management System (BMS) • Remote monitoring capabilities • Corvus NxtGen architecture supports service parts availability • Future-proof architecture adaptable for next-generation products • Cobalt-free and rare-earth-free, designed for recyclability and ESG compliance
• Enhanced EMI immunity design for maritime environments • DNV Type Approval for Cybersecurity
Air Cooled
Liquid Cooled
Energy Storage Systems
Corvus Energy
19
Technical Specifications | Corvus Blue Whale NxtGen ESS - Energy Performance Specifications1 Liquid Cooled C-Rate - Continuous
0,9CP
C-Rate - Sort Term
1CP full charge/discharge
C-Rate - Peak
1CP max
Air Cooled C-Rate - Continuous
0,35CP
C-Rate - Short Term
1 CP for 20 minutes
C-Rate - Peak
1CP max
System Specifications Battery Cell Chemistry
Lithium Iron Phosphate
Single Module Size / Increments
24,12 kWh / 77 VDC
Single Module Capacity
314 Ah
Single Pack Range
96-338 kWh / 307 - 1075 V / 4-14 modules
Module Dimensions
896 x 538 x 245mm (l x w x h)
Module Weight
185 kg Liquid Cooled | 178 kg Air Cooled
Module Volumetric Energy Density
204 Wh/l
Module Gravimetric Energy Density
130 Wh/kg Liquid Cooled | 136 Wh/kg Air Cooled
Safety Specifications Thermal Runaway Anti-Propagation
Passive; Cell-level; DNV Pt6 Ch2 Option 1
Fire Suppression
Per SOLAS, class and Corvus recommendation
Disconnect Circuit
Redundant fail-safe for over-temperature, over-voltage, under-voltage
Short Circuit Protection
Fuses included
Emergency Stop Circuit
Hard-wired
Ground Fault Detection
Integrated
General Specifications
1
Ingress Protection
System: IP66
Type Approval
DNV type approval received. All other type approvals in progress
Cooling
Option of liquid-cooled or air-cooled design
Custom performance specifications can be tailored to your needs using Corvus Energy’s advanced thermal / lifetime simulation tools.
2026-09-22
20
Energy Storage Systems
Corvus Energy
Corvus Blue Whale NxtGen— Power The Corvus Blue Whale NxtGen-Power is ideal for applications that require high power, along with superior safety, performance and lifetime cost efficiency. Redesigned to provide more power, better cycle life, and Corvus NxtGen architecture benefits, Blue Whale NxtGen-Power is a versatile, high-power, and cost-efficient system based on next generation technology.
Applications The Corvus Blue Whale NxtGen-Power is designed for use in medium to large vessels, including retrofits, with system sizes from 1MWh to 200+MWh. It is particularly well suited for operational profiles which call for high C-rate charge and discharge for short-term durations, at a cost-effective kWh price.
Typical Vessel Types:
• Cruise Ships • Ro-Ro/Ro-Pax • Yachts • Merchant Vessels Features
• Workboats • Tugs • Inland Vessels
• Industry leading volumetric and gravimetric room energy density • Suitable for short term, high C-rate charge/discharge • Designed for voltages up to 1200 VDC • Very low life cycle cost • Flexible and modularized design • Easy and safe plug and play connections • Simplified installation and servicing • Passive single-cell Thermal Runaway protection • Scalable capacity and voltage according to vessel requirements • Industry-proven Battery Management System (BMS) • Remote monitoring capabilities • Corvus NxtGen architecture supports service parts availability • Future-proof architecture adaptable for next-generation products • Cobalt-free and rare-earth-free, designed for recyclability and ESG compliance • Enhanced EMI immunity design for maritime environments • DNV Type Approval for Cybersecurity
Energy Storage Systems
Corvus Energy
21
Technical Specifications | Corvus Blue Whale NxtGen ESS - Power Performance Specifications1 C-Rate - Short Term
2CP for 20 minutes
C-Rate - Peak
2,3CP for 5 minutes
System Specifications Battery Cell Chemistry
Lithium Iron Phosphate
Single Module Size / Increments
13,36 kWh / 87,6 VDC
Single Module Capacity
174 Ah
Single Pack Range
53-187 kWh / 307- 1075 V / 4-14 modules
Module Dimensions
770 x 540 x 150mm (l x w x h)
Module Weight
94 kg
Module Volumetric Energy Density
214 Wh/l
Module Gravimetric Energy Density
142 Wh/kg
Safety Specifications Thermal Runaway Anti-Propagation
Passive; Cell-level; DNV Pt6 Ch2 Option 1
Fire Suppression
Per SOLAS, class and Corvus recommendation
Disconnect Circuit
Redundant fail-safe for over-temperature, over-voltage, under-voltage
Short Circuit Protection
Fuses included
Emergency Stop Circuit
Hard-wired
Ground Fault Detection
Integrated
General Specifications
1
Type Approval
Type approvals in progress
Ingress Protection
System: IP66
Cooling
Liquid cooled
Custom performance specifications can be tailored to your needs using Corvus Energy’s advanced thermal / lifetime simulation tools.
2026-09-22
22
Aftermarket
Aftermarket & Service
Beyond the Battery: Lifetime Partnership A Corvus ESS is more than a battery system. It is backed by a global lifecycle support organization dedicated to maximising vessel uptime, safety, performance and return on investment. With global service capabilities, digital monitoring, technical expertise, upgrades, and end-of-life solutions, we help ensure your energy storage system continues to deliver value long after installation.
Corvus Energy
Aftermarket
Corvus Energy
Lifetime Support. Maximum Value. From project commissioning to upgrades, optimization and end-of-life planning, Corvus Energy supports owners and operators throughout the entire lifecycle of their energy storage system.
Maximise Uptime
Optimise Performance
• Well proven technology • 24/7 Global technical support • On-site service personnel • Remote / online diagnostics • Fast access to spare parts
• Data-driven insights • Performance analytics and reporting • State of Health (SoH) analysis • Advisory review • Crew training
Protect Your Investment
Simplify Compliance
• Lifecycle management • Lifetime optimization • Future-ready architecture • Upgrade paths / life extension • Recycling / second life support
• Battery Passport • Digital SoH Analysis • Cybersecurity certification • Documentation and reporting • Online Customer Portal
23
24
Aftermarket
Corvus Energy
Technical Expertise. Global Scale.
Canada
Norway
Japan
USA
Finland
South Korea
Netherlands
Singapore China
Panama Brazil Argentina
MAP KEY
Headquarters
Factory
Sales
Service
Research
Global technical support, system maintenance, and consultancy services built around your operations. Wherever your vessel operates, Corvus Energy
installation and commissioning through daily
provides the expertise, resources, and support
operation, maintenance, upgrades, and long-
needed to keep your energy storage system
term lifecycle management. Whether you need
performing as intended. With a global service
in-field service engineers, remote customer
network, dedicated specialists, and proven
support, technical experts, training or spare
service programs, we support customers from
parts– we are there to help you.
Installation & Commissioning
Maintenance & Repair
Installation support and on-site commissioning and testing.
Preventive maintenance, troubleshooting, and corrective actions.
Technical Support
Spare Parts & Uprades
24/7 access to specialists and remote diagnostics.
Fast access to parts and modernisation programs.
Product Development
Aftermarket
Corvus Energy
Full Lifecycle Support Optimise performance throughout the system lifecycle Corvus Energy offers comprehensive services from the initial design phase to ongoing performance evaluation to recycling at the end of system life.
Optimise Performance
Proven Partner
• Industry-leading Battery • Online Customer Portal • Remote system monitoring • Performance analysis & reporting
• Industry-leading experience • 1,350+ projects to date • 10,000,000+ operating hours • Well proven technology • Extensive R&D
Maintain & Repair
Consultancy Services
Management System
• Global service network • 24/7 Technical support • Remote troubleshooting • Skilled service engineers • Fast access to spare parts • Emergency response team
• Advisory Consulting • Custom Trainings • Product Development • Research & Studies • Big Data / Machine Learning
Service Agreements Every operation has different requirements. That is why Corvus Energy offers flexible Service Agreements tailored to each customer's needs, from basic support to comprehensive lifecycle service programs. Our agreements can include priority technical support, remote monitoring, preventive
maintenance,
and
spare
parts
management, ensuring the right level of support throughout the vessel's operational life.
Training Training is essential for safe, efficient, and
and maintenance best practices. Training
reliable operation of any energy storage
can be delivered during commissioning,
system. Corvus Energy offers fixed and tailored
on-site, or as refresher courses throughout
training programs for vessel operators, crew,
the vessel lifecycle, helping to ensure
and maintenance personnel, covering system
confidence, competence, and optimal
operation, safety procedures, troubleshooting,
system performance.
Contact Service
Customer Support & Training: Customersupport@corvusenergy.com Spare Parts & Upgrades:
Spareparts@corvusenergy.com
24/7 Technical Support:
+47 55 22 95 01
25
26
Aftermarket
Corvus Energy
Customer Portal
Turning data into decisions Data converts battery performance into operational value. The Corvus Customer Portal helps owners turn operational data into increased efficiency, lower costs, and longer asset life—with near real-time performance insights across a vessel or an entire fleet. Corvus Customer Portal
Improve Operational Efficiency
Increase System Lifetime and Optimise EOL Value
• Monitor battery usage • Identify operating trends • Optimise charging strategies
• Operate within design parameters • Reduce unnecessary ware • Extend asset value
Reduce Service Costs
Fleet-Level Visibility
• Remote diagnostics • Enable preventative maintenance • Faster issue resolution
• Compare vessels • Benchmark performance • Centralized reporting
Aftermarket
Corvus Energy
Responsible End-of-Life Extension Management Your fleet's requirements evolve over time. Corvus Energy helps you stay ahead with lifecycle services designed to optimise performance, increase capacity, support repowering initiatives, and ensure responsible recycling. From initial assessment to end-of-life management, we are your partner for continuous fleet improvement. Upgrade & Repower Existing Systems
Recycling
Maximise the value of your existing ESS installation
Sustainability extends beyond system operation. Corvus
through tailored upgrade & repowering solutions. Corvus
Energy assists customers throughout the entire battery
Energy provides system analysis, capacity assessments,
lifecycle, providing guidance on battery replacement,
and expert sizing to identify future requirements. We
logistics, and responsible recycling through qualified
can deliver and install additional energy capacity, along
recycling partners. By maximising resource recovery and
with software and hardware upgrades that enhance
minimising waste, we help reduce the environmental
performance, reliability, and operational flexibility.
footprint of maritime electrification.
Retrofit Solutions
Learn More
If you have a battery system that is ready to be replaced,
To learn more contact customerservice@corvusenergy.com
we support you for the full process on any type of battery by analysing operational patterns, defining needs and customizing solutions for replacement.
Example
System upgrade quadrupled energy storage capacity A battery system upgrade for Seaspan Ferries quadrupled energy storage capacity onboard the Seaspan Reliant—the first vessel to deploy Corvus Energy’s multimegawatt-hour Blue Whale ESS.
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