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PowerCap

Energy Assurance - Always On - Always Safe

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

Power the mission anytime, anywhere.

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Voltage: 48 V

Charge/Discharge: Up to 10 C Cycles: 20,000  (No Degradation)

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: CANBUS or MODBUS

Warranty: 10 Years

Custom Configurations Available

4.2 kWh PowerCap

PHYSICAL SPECIFICATIONS

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

  • Rack Space Height: 7 in

  • Product Weight: 33 lbs (15.1 kg)

  • Dimensions: W:19 in × L:15 in × H:7 in 

CELL PACK

  • Series Capacitors: 14

  • Parallel Capacitors: 4

  • Battery Banks in Parallel: 1

  • Total Capacitors: 56​

ENERGY SPECIFICATIONS

  • Rated Voltage: 48 V

  • Max Continuous Voltage: 58.8 V

  • Max Surge Voltage: 59.5 V

  • Min Voltage: 42 V

  • Nominal Current: 80 A

  • Continuous Current: 160 A

  • Peak Current (5 sec): 240 A

  • Maximum Charging Current: 225 A

ENERGY STORAGE & PERFORMANCE

  • Nominal Energy Rating: 4.2 kVAh

  • Estimated Energy Storage: 4.2 kWh

  • Estimated Internal Resistance: 0.0035 mΩ

  • Estimated Leakage Current: 6% per year

  • Minimum Charge/Discharge Time: 65 minutes at 1C

  • Cycle Life: 20,000 cycles

TEMPERATURE RANGE

  • Minimum Operating Temp: –40°F (–40°C)

  • Maximum Operating Temp: 176°F (80°C)

  • Nominal Operating Temp Range: 59°F (15°C) to 88°F (31°C)

  • Minimum Storage Temp (no LCD): –76°F (–60°C)

  • Minimum Storage Temp (with LCD): –40°F (–40°C)

  • Maximum Storage Temp: 104°F (40°C)

SYSTEM

  • Peak Efficiency: >95%

  • Maximum Altitude: 12,000 ft (3658 m)

  • Ingress Protection (Cell): IP 68

  • Ingress Protection (Module): IP 65

  • Protective Class: I

  • System Features:

  • Communications & Monitoring: CANBUS with optional Ethernet (Supervisory Monitor Add-on)

  • Case: Durable Rack-Mountable Chassis

  • Front Side Terminals for Easy Accessibility

  • Battery Management System: 1 per cell pack

  • Built-in Protections: Overvolting, Overheating, Spike bypasses, Temperature, 6 redundant FirePro Discs built into the BMS

  • Multiple Modules: Can be used in parallel to increase run-time

12.6 kWh PowerCap

PHYSICAL SPECIFICATIONS

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

  • Rack Space Height: 7 in

  • Product Weight: 167 lbs (75.7 kg)

  • Dimensions: W:19 in x L:32.3 in x H:6.85 in

CELL PACK

  • Series Capacitors: 14

  • Parallel Capacitors: 12

  • Battery Banks in Parallel: 1

  • Total Capacitors: 168

ENERGY SPECIFICATIONS

  • Rated Voltage: 58.1 V

  • Max Continuous Voltage: 58.8 V

  • Max Surge Voltage: 59.5 V

  • Min Voltage: 42 V

  • Nominal Current: 240 A

  • Continuous Current: 480 A

  • Peak Current (5 sec): 720 A

  • Maximum Charging Current: 225 A

ENERGY STORAGE & PERFORMANCE

  • Nominal Energy Rating: 12.6 kVAh

  • Estimated Energy Storage: 12.6 kWh

  • Estimated Energy Storage: 243.24 Ah

  • Estimated Internal Resistance: 0.0035 mΩ

  • Estimated Leakage Current: 6% per year

  • Minimum Charge/Discharge Time: 65 minutes at 1C

  • Cycle Life: 20,000 cycles

TEMPERATURE RANGE

  • Minimum Operating Temp: –40°F (–40°C)

  • Maximum Operating Temp: 176°F (80°C)

  • Nominal Operating Temp Range: 59°F (15°C) to 88°F (31°C)

  • Minimum Storage Temp (no LCD): –76°F (–60°C)

  • Minimum Storage Temp (with LCD): –40°F (–40°C)

  • Maximum Storage Temp: 104°F (40°C)

SYSTEM

  • Peak Efficiency: >95%

  • Maximum Altitude: 12,000 ft (3658 m)

  • Ingress Protection (Cell): IP 68

  • Ingress Protection (Module): IP 65

  • Protective Class: I

  • Communications & Monitoring: CANBUS with optional Ethernet (Supervisory Monitor Add-on)

  • Case: Durable Rack-Mountable Chassis

  • Front Side Terminals for Easy Accessibility

  • Battery Management System: 1 per cell pack

  • Built-in Protections: Overvolting, Overheating, Spike bypasses, Temperature, 6 redundant FirePro Discs built into the BMS

  • Multiple Modules: Can be used in parallel to increase run-time

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