Fuel Cell Inverter O20 – 20kW (400V)

  • Compact 2kg, 20 W high‑voltage inverter for 400 V fuel‑cell air‑supply and hydrogen auxiliary systems 

  • Liquid‑cooled design for stable operation in demanding FC environments  

  • Supports PMSM/ACIM/BLDC with advanced sensing (Resolver, xMR, Encoder, BiSS)  

  • Dual‑CAN architecture with DeveLinkSTUDIO™ for calibration and diagnostics 

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Fuel Cell Inverter O20

The Fuel Cell Inverter O20 delivers 20 kW continuous power for 400 V fuel‑cell air‑supply and hydrogen auxiliary systems. Its ASIL‑D‑capable architecture, liquid cooling and dual‑CAN interface ensure efficient and safe integration into high‑voltage FC applications.

Key features

  • Supports PMSM, ACIM and BLDC 

  • ISO 26262 ASIL‑D capable triple‑core MCU @ 300 MHz 

  • Cybersecurity ISO 21434 ready 

  • Redundancy via CPLD for safety‑critical functions 

  • Overcurrent, overvoltage and overtemperature protections 

  • Torque, Speed and Id/Iq control 

  • Position sensors: Resolver, xMR, Encoder, BiSS, Sensorless 

  • Real‑time calibration & monitoring 

  • Dual CAN channels + .dbc file available 

  • Customizable control algorithms 

  • Hall current sensing 

  • Temperature sensors: NTC 10k, PT1000 

Applications

  • Fuel‑cell air compressors (400 V) 

  • Hydrogen e‑boosters and pumps 

  • High‑voltage FC cooling and thermal‑management systems 

  • HV auxiliaries in FCEVs 

  • Hybrid EVs and industrial 400 V platforms

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NX Technologies

NX Technologies is a leading provider of compact, high‑performance power electronics for electric mobility, offering advanced inverters and battery management systems that enhance the efficiency, safety, and range of electric vehicles. Our POWER Inverter family delivers the most compact and future‑ready motor controllers for 10–350kW applications, while our automotive‑grade BMS provides flexible, ASIL‑D–certified battery safety. Headquartered in San Sebastián and operating internationally, the company supports manufacturers across multiple mobility sectors with scalable, automotive‑grade technology that simplifies and accelerates electrification.

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