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PowerCap

Energy Assurance - Always On - Always Safe

A graphene-based supercapacitor solid state battery engineered for mission assurance. Free from lithium-ion supply chain dependencies, it delivers safe, resilient, and transport-ready power with no risk, no maintenance.

Power the mission anytime, everywhere.

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Voltage: 48 V Class

Charge/Discharge: Up to 8 C Cycles: 20,000 at 0.5 C

Depth of Discharge: 100% 

Mobile: No Flight Restrictions

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Maintenance: None Required

Safe: No Li-Ion No Thermal Runaway

Scalable: Unlimited Linked Modules

Monitoring: Any RS485 / TCP

Warranty: 10 Years

Custom Configurations Available

4.2 kWh PowerCap (48 V Class, 80 Ah)

DIMENSIONS

  • Case: 19-inch Rack Unit (RU) Space: 4 RUs

  • Rack Space Height: 7 in

  • Product Weight: 51 lbs (23 kg)

  • Dimensions (W x H x D):

    • 17.05 in × 6.9 in x 15.25 in 

    • 433 mm × 175 mm × 384 mm

    • 19 inch (483 mm) faceplate with rack flanges

CELL PACK SPECIFICATIONS

  • 4 Cells in Parallel in each Cell Pack

  • 14 Cell Packs in Series Per Module

  • Total Capacitors: 56​ 

  • 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)

MODULE SPECIFICATIONS

  • Nominal Energy Rating: 4.2 kWh 

  • Nominal Energy Storage: 80 Ah

  • Nominal Leakage Current: < 4% per year

  • Rated Voltage: 48 V Class

  • Max Continuous Voltage: 58.8 V

  • Max Surge Voltage: 59.5 V

  • Min Voltage: 42 V

  • Nominal Current: 40 A @ 0.5C

  • Peak Current (5 sec): 120 A

  • Maximum Charging Current: 40 A @ 0.5C

  • Mean Wh Derived Capacitance: 6472 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

  • Disconnect: Contactor and Fused Protection

  • Ingress Protection: IP40

  • Smart Touchscreen Display

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

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

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

ADDITIONAL FEATURES

  • Connectivity Options: Wired and Wi-fi

  • Front side terminal option for easy accessibility

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12.6 kWh PowerCap (48 V Class, 240 Ah)

DIMENSIONS

  • Case: 19-inch Rack Unit (RU) Space: 4 RUs

  • Rack Space Height: 7 in

  • Product Weight: 187 lbs (85 kg)

  • Dimensions (W x H x L):

    • 17.05 in × 6.9 in x 32.3 in 

    • 433 mm × 175 mm × 821 mm

    • 19 inch (483 mm) faceplate with rack flanges

 

CELL PACK SPECIFICATIONS

  • 12 Cells in Parallel in each Cell Pack

  • 14 Cell Packs in Series Per Module

  • Total Capacitors: 168​ 

  • 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): 0.46 mΩ (fully charged)

  • Resistance (cell pack): 0.86 mΩ (fully drained)

MODULE SPECIFICATIONS

  • Nominal Energy Rating: 4.2 kWh

  • Nominal Energy Storage: 240 Ah

  • Nominal Leakage Current: < 4% per year

  • Rated Voltage: 48 V Class

  • Max Continuous Voltage: 58.8 V

  • Max Surge Voltage: 59.5 V

  • Min Voltage: 42 V

  • Nominal Current: 120 A @ 0.5C

  • Peak Current (5 sec): 240 A

  • Maximum Charging Current: 120 A @ 0.5C

  • Mean Wh Derived Capacitance: 19,416 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

  • Disconnect: Contactor and Fused Protection

  • Ingress Protection: IP40

  • Smart Touchscreen Display

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

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

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

OPTIONAL FEATURES

  • Connectivity Options: Wired and Wi-fi

  • Front side terminal option for easy accessibility

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