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PowerRack 

Start Small – Scale Big – Safe & Secure

Modular graphene supercapacitor storage system that scales from a single rack to multi-megawatt installations. Compact and versatile, they fit into most spaces and provide a revolutionary always-on replacement for traditional backup and UPS systems for hospitals, data centers, and other critical operations.

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Voltage: Up to 1000V 

Depth of Discharge: 100%

Charge Rate: Up to 8C

Scalable: Parallel & Series 

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Safe: No Li-Ion No Thermal Runaway​

Monitoring: CANBUS/MODBUS

Protections: >1000 Internal Sensors

Warranty: 10 Years

Custom Configurations Available

200 kWh Standard Rack (470 V, 480 Ah)

DIMENSIONS

  • Rack: Standard 19-inch Rack

  • Weight: 2506 lbs (1139 kg) 

  • Dimensions (W x H x D):

    • 23 in × 79 in × 30 in 

    • 585 mm × 2007 mm × 762 mm

CELL PACK SPECIFICATIONS 

  • U-Bar: 8 Cell Packs

  • Layer: 7 U-Bars (1.5 kWh/U-Bar)

  • Block: 2 Layers

  • Rack: 6 Blocks in Parallel

  • Total Capacitors: 2688 

  • Specific Energy Density: 214 Wh/kg

  • Volumetric Energy Density:  294 Wh/L

  • Minimum Temp Cells: –40°F (–40°C)

  • Maximum Temp Cells: 176°F (80°C)

  • Resistance (cell pack): 1.4 mΩ (fully charged)

  • Resistance (cell pack): 2.6 mΩ (fully drained)

POWERRACK SPECIFICATIONS 

  • Nominal Energy Rating: 201.6 kWh

  • Nominal Energy Storage: 480 Ah

  • Estimated Leakage Current: < 4% per year

  • Max Voltage: 470.4 V

  • Min Voltage: 324.8 V

  • Max Current: 240 A @ 0.5C

  • Nominal Current: 120 A @ 0.25C

  • Peak Current (5 sec): 480 A

  • Maximum Charge Current: 120 A @ 0.5C

  • Mean Wh Derived Capacitance: 10,159 F

  • Peak Efficiency: 94% @ 0.5C, 97% @ 0.25C

  • Min Charge/Discharge Time: 130 minutes @ O.5C (Includes CV Charge Tail)

  • Min Temp (Limited by Electronics): –4°F (–20°C) 

  • Max Temp (Limited by Electronics): 140°F (60°C)

  • Cycle Life: 20,000 cycles @ 0.5C

  • Ingress Protection: IP40

  • Protective Class: I 

  • Built-in Protections: overvolting, undervolting, overheating, and comprehensive temperature monitoring (all cells/bus bars, contactors, fuses, and terminals)

  • Central Controller Module:

    • Safety Interlock Signal Terminals (Fault, Enable, Ack)​

    • Communications & Monitoring: CANBUS, RS485, and TCP (MODBUS-RTU, MODBUS-TCP, PROFIBUS, PROFINET, ETHERCAT, GENERIC TCP, any copper or fiber options)

    • Redundant Contactor and Fused Protection

    • Smart Touchscreen Display

​​

OPTIONAL FEATURES

  • Connectivity Options: Wired and Wi-fi​

  • Front side terminal option for easy accessibility

  • Fully enclosed cabinet 

INVERTERS

  • Mint Inverter (recommended)

  • Sol-Ark 60K (optional)

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235 kWh SuperRack (470 V, 560 Ah)

DIMENSIONS

  • Rack: Standard 19-inch Rack

  • Weight: 2866 lbs (1300 kg) 

  • Dimensions (W x H x D):

    • 17.64 in × 92 in × 35 in 

    • 448 mm × 2336 mm × 888 mm

CELL PACK SPECIFICATIONS 

  • U-Bar: 8 Cell Packs

  • Layer: 7 U-Bars (1.5 kWh/U-Bar)

  • Block: 2 Layers

  • Rack: 7 Blocks in Parallel

  • Total Capacitors: 3136 

  • Specific Energy Density: 214 Wh/kg

  • Volumetric Energy Density:  294 Wh/L

  • Minimum Temp Cells: –40°F (–40°C)

  • Maximum Temp Cells: 176°F (80°C)

  • Resistance (cell pack): 10 µΩ (fully charged)

  • Resistance (cell pack): 50 µΩ (fully drained)

POWERRACK SPECIFICATIONS 

  • Nominal Energy Rating: 235.2 kWh

  • Nominal Energy Storage: 560 Ah

  • Estimated Leakage Current: < 4% per year

  • Max Voltage: 588 V

  • Min Voltage: 406 V

  • Max Current: 280 A @ 0.5C

  • Nominal Current: 140 A @ 0.25C

  • Peak Current (5 sec): 560 A

  • Maximum Charge Current: 280 A @ 0.5C

  • Mean Wh Derived Capacitance: 5876 F

  • Peak Efficiency: 94% @ 0.5C, 97% @ 0.25C

  • Min Charge/Discharge Time: 130 minutes @ O.5C (Includes CV Charge Tail)

  • Min Temp (Limited by Electronics): –4°F (–20°C) 

  • Max Temp (Limited by Electronics): 140°F (60°C)

  • Cycle Life: 20,000 cycles @ 0.5C

  • Ingress Protection: IP40

  • Protective Class: I 

  • Built-in Protections: overvolting, undervolting, overheating, and comprehensive temperature monitoring (all cells/bus bars, contactors, fuses, and terminals)

  • Central Controller Module:

    • Safety Interlock Signal Terminals (Fault, Enable, Ack)​

    • Communications & Monitoring: CANBUS, RS485, and TCP (MODBUS-RTU, MODBUS-TCP, PROFIBUS, PROFINET, ETHERCAT, GENERIC TCP, any copper or fiber options)

    • Redundant Contactor and Fused Protection

    • Smart Touchscreen Display

​​

  • OPTIONAL FEATURES

  • Connectivity Options: Wired and Wi-fi​

  • Front side terminal option for easy accessibility

  • Fully enclosed cabinet 

  • INVERTERS

  • Mint Inverter (recommended)

  • Sol-Ark 60K (optional)

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