TE Connectivity ECP150B/250B/350B High Voltage Contactors

TE Connectivity's (TE) ECP150B / 250B / 350B High Voltage Contactors offer a switching voltage of up to 1500VDC and a continuous carry current of up to 500A. These contactors are designed for control in high-voltage environments such as battery energy storage systems, solar inverters, and EV charging applications. ECPx contactors are hermetically sealed with ceramic technology and feature high sealing reliability, high electrical endurance performance, and low coil power consumption. TE ECP150B / 250B / 350B High Voltage Contactors comply with the DC-1 utilization category and meet multiple approvals with UL, TUV, and CE certification.


  • Hermetically sealed with ceramic technology with hydrogen filling
  • High reliability in the sealing
  • High performance in electrical endurance
  • Low coil power consumption
  • Small size for space savings
  • Smart monitoring for main contact status
  • Allows for bidirectional load
  • Equipped with auxiliary contact


  • Battery energy storage systems
  • Photovoltaic inverters
  • EV charging


  • 500A maximum continuous carry current
  • 1500VDC maximum switching voltage
  • 150A, 250A, or 350A rated switch current
  • Bottom mounted by flanged cover
  • 104mm x 75mm x 108mm size
  • Complies with DC-1 utilization category
  • Multiple approvals with UL, TUV, CE certification
Published: 2023-05-25 | Updated: 2024-03-05