Power Series Solid-State Relays

Opto 22 solid-state relays include a wide variety of voltage (110 V to 575 V) and current options (3 A to 45 A)

Image of Opto 22 Solid-State RelaysOpto 22 offers a complete line of SSRs, from the rugged 120 V, 240 V, and 380 V AC series to the small footprint MP series, designed for mounting on printed circuit boards. All Opto 22 SSRs feature 4,000 V of optical isolation, are UL recognized, and most are CSA certified. The innovative use of room-temperature liquid epoxy encapsulation coupled with a unique heat-spreader technology from Opto 22 is key to mass-producing very reliable solid-state relays.

Features
  • AC series
    • Built-in snubber and zero-voltage turn-on
    • Transient-proof models are available
  • DC series
    • Isolated DC control
    • RoHS compliant
    • Models with LEDs are available
 
  • Rugged, encapsulated construction
  • 4,000 V of optical isolation
  • Subjected to full-load testing and 6x the rated current surge before and after encapsulation
  • Unique heat-spreader technology
  • Guaranteed for life

AC Series

ImageManufacturer Part NumberDescriptionAvailable QuantityPriceView Details
New at DigiKey
240 VAC, 10 AMP, AC CONTROL SOLI
240A10240 VAC, 10 AMP, AC CONTROL SOLI5 - Immediate$245.34View Details
New at DigiKey
240 VAC, 25 AMP, AC CONTROL SOLI
240A25240 VAC, 25 AMP, AC CONTROL SOLI7 - Immediate$246.66View Details
New at DigiKey
120 VAC, 25 AMP, AC CONTROL SOLI
120A25120 VAC, 25 AMP, AC CONTROL SOLI3 - Immediate$246.66View Details
New at DigiKey
240 VAC, 45 AMP, AC CONTROL SOLI
240A45240 VAC, 45 AMP, AC CONTROL SOLI1 - Immediate$300.88View Details
New at DigiKey
120 VAC, 10 AMP, AC CONTROL SOLI
120A10120 VAC, 10 AMP, AC CONTROL SOLI1 - Immediate$241.31View Details

DC Series

ImageManufacturer Part NumberDescriptionAvailable QuantityPriceView Details
New at DigiKey
60 VDC, 3 AMP, DC CONTROL SOLID
DC60S360 VDC, 3 AMP, DC CONTROL SOLID3 - Immediate$136.98View Details
New at DigiKey
120 VAC, 3 AMP, DC CONTROL SOLID
120D3120 VAC, 3 AMP, DC CONTROL SOLID5 - Immediate$144.02View Details
New at DigiKey
60 VDC, 5 AMP, DC CONTROL SOLID
DC60S560 VDC, 5 AMP, DC CONTROL SOLID0 - Immediate$165.00View Details
New at DigiKey
120 VAC, 10 AMP, DC CONTROL SOLI
120D10120 VAC, 10 AMP, DC CONTROL SOLI0 - Immediate$195.34View Details
New at DigiKey
240 VAC, 10 AMP, DC CONTROL SOLI
240D10240 VAC, 10 AMP, DC CONTROL SOLI7 - Immediate$228.21View Details
New at DigiKey
240 VAC, 25 AMP, DC CONTROL SOLI
240D25240 VAC, 25 AMP, DC CONTROL SOLI4 - Immediate$233.27View Details
New at DigiKey
240 VAC, 25 AMP, DC CONTROL SOLI
240D25-17240 VAC, 25 AMP, DC CONTROL SOLI7 - Immediate$239.99View Details
New at DigiKey
240 VAC, 25 AMP, DC CONTROL SOLI
240DI25240 VAC, 25 AMP, DC CONTROL SOLI2 - Immediate$243.99View Details
New at DigiKey
380 VAC, 25 AMP, DC CONTROL SOLI
380D25380 VAC, 25 AMP, DC CONTROL SOLI3 - Immediate$262.66View Details
New at DigiKey
480 VAC, 10 AMP, DC CONTROL SOLI
480D10-12480 VAC, 10 AMP, DC CONTROL SOLI2 - Immediate$262.66View Details
New at DigiKey
480 VAC, 25 AMP, DC CONTROL SOLI
480D25-12480 VAC, 25 AMP, DC CONTROL SOLI7 - Immediate$274.58View Details
New at DigiKey
120 VAC, 45 AMP, DC CONTROL SOLI
120D45120 VAC, 45 AMP, DC CONTROL SOLI3 - Immediate$294.35View Details
New at DigiKey
480 VAC, 45 AMP, DC CONTROL SOLI
480D45-12480 VAC, 45 AMP, DC CONTROL SOLI1 - Immediate$304.81View Details
New at DigiKey
240 VAC, 45 AMP, DC CONTROL SOLI
240D45-17240 VAC, 45 AMP, DC CONTROL SOLI51 - Immediate$315.26View Details
New at DigiKey
240 VAC, 45 AMP, DC CONTROL SOLI
240DI45240 VAC, 45 AMP, DC CONTROL SOLI2 - Immediate$325.68View Details
New at DigiKey
575 VAC, 45 AMP, DC CONTROL SOLI
575D45-12575 VAC, 45 AMP, DC CONTROL SOLI3 - Immediate$328.29View Details
New at DigiKey
240 VAC, 45 AMP, DC CONTROL SOLI
240D45240 VAC, 45 AMP, DC CONTROL SOLI4 - Immediate$363.10View Details
New at DigiKey
240 VAC, 3 AMP, DC CONTROL SOLID
240D3240 VAC, 3 AMP, DC CONTROL SOLID3 - Immediate$142.63View Details
New at DigiKey
240 VAC, 10 AMP, DC CONTROL SOLI
240DI10240 VAC, 10 AMP, DC CONTROL SOLI1 - Immediate$208.95View Details
New at DigiKey
240 VAC, 10 AMP, DC CONTROL SOLI
240D10-17240 VAC, 10 AMP, DC CONTROL SOLI1 - Immediate$221.17View Details
Published: 2025-10-27