flight heritage module is featured in NASA state of the art report

Special CNC-machined and hard anodized aluminum box

Ultra low-power microcontroller

Six outputs for shutdown/reset of other modules

Built-in redundant short-circuit and over-voltage protections

Built-in redundant short-circuit and over-voltage protections

EPS – Power Module I PLUS (incl. 2X Battery packs)


Power efficiency + capacity

Our Electric Power System I+ (EPS I Plus) has industry-leading power efficiency and supports a wide range of outputs and 2x the battery capacity of EPS I. It is fully compliant with the CubeSat standard. Our EPS I Plus module has flight heritage, including the ISS-level requirements.

Included with this product

  • 5 hours of engineering support
  • Packed in a custom box
  • Full warranty
  • Technical information (Datasheet)

Technical Specifications

  • Three Solar Panel Channels (one for each CubeSat axis: x, y and z)
  • Input voltage (per Solar Panel Channel): up to 5.5 V
  • Input current (per Solar Panel Channel ): up to 1.8 A
  • Six connectors for the solar panels
  • Integrated blocking diode for each solar panel connector
  • Battery pack power: 20.4 Wh
  • Battery pack voltage: 3.7V nominal
  • Very low power consumption in normal operation: 20mA @3.7V battery
  • Stackable battery packs: up to 8A
  • Output power buses: 3.3V, 5V, BCR (5Vmax) and 'battery raw'
  • 3.3V and 5V latch-up protected outputs
  • Interfaces: UART, I2C, USB (Virtual COM Port)
  • Two deployment and one Remove Before Flight (RBF) switches can be connected
  • Six general purpose outputs for shutdown/reset of external modules
  • USB debug & battery charger
  • Weight: 292g (includes 2 battery packs)
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Qualification tests - Information coming soon

Space qualification tests will be performed on the Qualification Engineering Model. Qualification test levels and duration will follow the ESA standard ECSS-E-ST-10-03C and GEVS: GSFC-STD-7000A.


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