DC Input SSRs

Solid state relays with a 4–30 VDC control input, driven directly by the SSR (voltage) output of PID temperature controllers. Zero-cross switching switches resistive loads silently and without contact wear.

  • Series: Autonics SR1, single phase, detachable heat sink
  • Current: 10 A – 75 A
  • Load voltage: 24–240 VAC (SR1-12xx) or 48–480 VAC (SR1-14xx)

We recommend rating the SSR at least 1.5–2 times the load current and using a suitable heat sink.


Autonics SR1-1410R Single-Phase SSR 10A (DC Input)

Autonics SR1-1410R Single-Phase SSR 10A (DC Input)

Autonics SR1-1410R is a 10 A single-phase solid state relay (SSR) from the SR1 series with detachabl..

Autonics SR1-1415 Single-Phase SSR 15A (DC Input)

Autonics SR1-1415 Single-Phase SSR 15A (DC Input)

Autonics SR1-1415 is a 15 A single-phase solid state relay (SSR) from the SR1 series with detachable..

Autonics SR1-1415R Single-Phase SSR 15A (DC Input)

Autonics SR1-1415R Single-Phase SSR 15A (DC Input)

Autonics SR1-1415R is a 15 A single-phase solid state relay (SSR) from the SR1 series with detachabl..

Autonics SR1-1420 Single-Phase SSR 20A (DC Input)

Autonics SR1-1420 Single-Phase SSR 20A (DC Input)

Autonics SR1-1420 is a 20 A single-phase solid state relay (SSR) from the SR1 series with detachable..

Autonics SR1-1420R Single-Phase SSR 20A (DC Input)

Autonics SR1-1420R Single-Phase SSR 20A (DC Input)

Autonics SR1-1420R is a 20 A single-phase solid state relay (SSR) from the SR1 series with detachabl..

Autonics SR1-1425 Single-Phase SSR 25A (DC Input)

Autonics SR1-1425 Single-Phase SSR 25A (DC Input)

Autonics SR1-1425 is a 25 A single-phase solid state relay (SSR) from the SR1 series with detachable..

Autonics SR1-1425R Single-Phase SSR 25A (DC Input)

Autonics SR1-1425R Single-Phase SSR 25A (DC Input)

Autonics SR1-1425R is a 25 A single-phase solid state relay (SSR) from the SR1 series with detachabl..

Autonics SR1-1430 Single-Phase SSR 30A (DC Input)

Autonics SR1-1430 Single-Phase SSR 30A (DC Input)

Autonics SR1-1430 is a 30 A single-phase solid state relay (SSR) from the SR1 series with detachable..

Autonics SR1-1430R Single-Phase SSR 30A (DC Input)

Autonics SR1-1430R Single-Phase SSR 30A (DC Input)

Autonics SR1-1430R is a 30 A single-phase solid state relay (SSR) from the SR1 series with detachabl..

Autonics SR1-1440 Single-Phase SSR 40A (DC Input)

Autonics SR1-1440 Single-Phase SSR 40A (DC Input)

Autonics SR1-1440 is a 40 A single-phase solid state relay (SSR) from the SR1 series with detachable..

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