VESS BATTERIES

At Vess, our solar batteries are designed to maximize your energy independence by storing excess power generated by your solar panels.

Vess supplies high-quality solar battery storage systems for both homes and businesses across Northern Ireland, Ireland and the UK. Whether you’re looking to increase energy independence, store excess solar power or reduce your electricity bills, our domestic and commercial battery solutions are designed to deliver reliable, efficient performance. From compact residential systems to large-scale commercial energy storage, we provide products that help you get more from your renewable energy investment.

modern design

compact size

extreme safety

data visualisation

indoor installation

excellent scalability

good controllability

cloud services

our batteries

Our range of battery storage systems is suitable for new builds, existing homes, commercial premises, agricultural buildings and industrial facilities. With scalable solutions, advanced monitoring technology and long-lasting performance, Vess helps customers across Northern Ireland, Ireland and the UK take control of their energy usage while reducing reliance on the grid. Our experienced team can help you choose the right battery storage solution for your property, ensuring maximum efficiency and long-term savings.

V-WALL
VV5000
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Power Matrix LV Single Phase Stack ESS
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Power Matrix HV 3 Phase Stack ESS
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VBLOCK
1003
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V-WALL VV5000

The VESS V-WaII is a lithium iron phosphate battery system designed to deliver stable, reliable energy across a wide range of applications. Built for flexible growth in capacity and power through parallel connection. With built-in CAN, RS485, and WiFi, it supports most mainstream inverter communication protocols for energy storage systems.

  •  Residential Grid-tie Solar with Backup Power
  •  Self-Consumption
  • Off-Grid Power Supply
  • Energy Emergency Supply and Outage Protection
  • 10 Year Warranty

peak saving

SELF-CONSUMPTION

ENERGY SURPLUS

ENERGY OUTAGE

Brand VESS
Category VESS Pocket Series
Model VV5000
Battery Type LiFePO4
Nominal Capacity 100Ah
Nominal Energy 5.12kWh
Weight (Approx.) 50kg
Cycle Life ≥8000 times @25°C
Warranty 10 Years
Installation Wall Mounted
Dimensions (W×D×H) 450 × 190 × 635mm
Battery Pack Specification Cell Model100Ah / 3.2V
Combination Mode16S1P
Nominal Capacity100Ah
Rated Energy5120Wh
Initial Internal Resistance< 50mΩ
Rated Voltage51.2V
Recommended Charge Voltage56.8V
Recommended Discharge Cut-off Voltage43.2V
Standard Charge Current20A
Max. Charge Current95A
Standard Discharge Current50A
Max. Discharge Current95A
Operating TemperatureCharge: 0°C to +55°C
Discharge: -20°C to +55°C
Open Circuit Voltage44.8V–57.6V
Shell TypePainted Metal
Weight53kg
Dimensions635 × 450 × 190mm
Power Matrix LV Single Phase Stack ESS

The Power Matrix LV Single Phase Stack ESS is a flexible and scalable battery storage solution designed for residential properties looking to maximise the benefits of solar energy. Available in capacities from 10.24kWh to 30.72kWh, the system allows homeowners to store excess solar power for use during the evening, reducing reliance on the grid and helping to lower electricity costs. Featuring over 8,000 life cycles, IP65-rated protection for indoor or outdoor installation, smart monitoring via app and cloud platform, and the ability to expand as energy demands grow, the Power Matrix delivers reliable, long-term energy storage for modern homes.

CategoryBESS Compliances
DetailsUL9540 / UL9540A / IEC62619 / UN38.3 / MSDS / UKCA / CE / UL1973
Installation MethodStack Mounting
Installation EnvironmentIndoor or Outdoor
Enclosure RatingIP65
Warranty10 Years
ScalabilityMaximum 15 Systems in Parallel
CoolingNatural Cooling
Maximum Altitude2000m / 6561ft
Communication2000m / 6561ft
Battery ModuleC-UM05-L01
Main Control ModuleCM300-S40K
Nominal Voltage51.2V
Operating Voltage Range43.2V – 58.4V
Cycle LifeOver 8,000 Cycles at 25°C
Dimensions (W × D × H) Not Specified
Operating Temperature Discharging: -20°C to 50°C
Charging: 0°C to 50°C
Storage Conditions -20°C to 35°C (0–35°C recommended), up to 95% RH, non-condensing
Initial State of Charge 50%
Cooling Natural Cooling
Maximum Altitude 2000m / 6561ft
Power Matrix HV 3 Phase Stack ESS

The Power Matrix HV 3 Phase Stack ESS is a high-capacity battery storage solution designed for larger homes, farms and commercial properties with three-phase power supplies. Built for performance, reliability and scalability, it stores excess solar energy for use when demand is highest, helping to reduce electricity costs and improve energy independence. With an IP65-rated enclosure, over 6,000 life cycles, modular expansion and smart cloud monitoring, the Power Matrix provides a dependable, future-ready energy storage solution that can grow alongside your energy requirements.

BESS Compliances IEC62619 / UN38.3 / MSDS / UKCA / CE / UL1973
Installation Method Stack Mounting
Installation Environment Indoor or Outdoor
Enclosure Rating IP65
Warranty 10 Years
Battery Module 1P32S
Cell Capacity 50Ah
Module Amount 2 / 3 / 4 / 5 / 6
Nominal Energy (kWh) 10.24 / 15.36 / 20.48 / 25.6 / 30.72
Nominal Voltage (V) 204.8 / 307.2 / 409.6 / 512 / 614.4
Nominal Power (kW) 9.83 / 14.57 / 19.66 / 24.58 / 29.18
Operating Voltage Range (V) 172.8–233.6 / 259.2–350.4 / 345.6–467.2 / 432–584 / 518.4–700.8
Maximum Continuous Current 48A
Maximum Current ≤75A @ 10s
Dimensions (W × D × H) (mm) 820 × 269.5 × 996
820 × 269.5 × 1282
820 × 269.6 × 1568
820 × 269.5 × 1854
820 × 269.5 × 1854
Net Weight (kg) 151.5 / 211.5 / 271.5 / 331.5 / 391.5
Operating Temperature -20°C to 35°C (0–35°C recommended), up to 95% RH, non-condensing
Operating Humidity Up to 92% RH, non-condensing
Cycle Life 6,000 Cycles at 25°C
Communication Method CAN, RS485, WiFi
VBLOCK1003

As energy costs continue to rise, businesses are looking for smarter ways to manage power consumption and improve efficiency. Vess commercial and industrial battery storage systems are designed to help organisations reduce energy costs, increase energy security and make better use of renewable energy. Whether you’re looking to store excess solar generation, reduce peak demand charges, provide backup power or create a standalone microgrid, our scalable battery solutions deliver reliable performance for a wide range of commercial and industrial applications.

DC-AC Charging AC Output
Nominal AC Power (kW) 500
Nominal Grid Voltage (Vac) 380 / 400
Permissible Grid Voltage ±8%
Nominal Grid Frequency (Hz) 50 / 60
Off-Grid Output
AC Off-Grid Voltage (Vac) 400
Voltage Range ±8%
AC Off-Grid Frequency (Hz) 50 / 60
Dimensions (W × D × H) 6052 × 2438 × 2896mm / 238 × 96 × 114in
Total Weight 19,000kg / 41,887lb
Cooling Air Conditioner
Operation Altitude 2000m / 6561ft
Noise Level @1m <75 dB(A)
IP Rating IP54
Operating Temperature -20°C to 55°C
Operating Humidity (RH) 0 to 95%
Storage Conditions -20°C to 30°C, up to 95% RH, non-condensing. Initial State of Energy (SoE): 50%.
Communication Interface CAN | RS485
Warranty 5 years free, paid coverage from the 6th to the 15th year
System Certifications IEC62619, UN38.3