TE Connectivity — Potter & Brumfield Solid State Relays: SSRK and SSRM Series

TE Connectivity
TE Connectivity’s (TE) Potter & Brumfield solid state relays are featured in industrial applications, where silent, fast and long electrical life in switching is required. They are used in heating, lighting, industrial automation and industrial machinery applications. The SSRK and SSRM series are mounted on DIN Rail for loads up to 65A and 600VAC.


  • Allows for high heat dissipation with integrated heatsink
  • Save cabinet space with slim 22.5mm profile with DIN Rail mounting
  • Easy installation with finger-safe (IP20) screw clamp terminals for load and control

  • Heating control
    - Plastic molding machinery
    - HVAC and refrigeration
    - Professional food equipment
  • Industrial automation
  • Industrial machinery


  • 10A, 20A and 30A load current
  • 240VAC or 600VAC load voltage
  • Zero-cross switching
  • AC or DC input control
  • 4000VRMS optical isolation
  • SCR output for heavy industrial load


  • DIN Rail mounting
  • 22.5mm or 45mm wide
  • Ships with integrated heatsink


  • Heatsink: black anodized aluminum
  • Heat dissipation: aluminum clad
  • Engineering plastics: UL 94-V0

Product Selection Information
Solid State Relay, DIN Rail Mount with Paired SCR Output, Integral Heatsink

SSRK Series

Part NumberPart CodeDescription
9-1393030-1SSRK-240A3030A, 240VAC - AC Input
7-1393030-1SSRK-600A3030A, 600VAC - AC Input
9-1393030-3SSRK-240D2020A, 240VAC - DC Input
9-1393030-4SSRK-240D3030A, 240VAC - DC Input
6-1393030-8SSRK-600D3030A, 600VAC - DC Input

SSRM Series

Part NumberPart CodeDescription
7-1393030-5SSRM-600A4545A, 600VAC - AC Input
7-1393030-2SSRM-600D4545A, 600VAC - DC Input
7-1393030-4SSRM-600D6565A, 600VAC - DC Input