Power Relay
Power relays switch real load rather than signals, using a low-power coil to make and break currents that would destroy a general purpose relay's contacts. Panels call for them when a plug-in relay has burnt out under a load too big for it, when a full contactor would be oversized and wasteful for the duty, or when a socket-mounted device has to carry more current than sockets usually see.
As an authorized electrical distributor for multiple manufacturers, we stock power relays from IDEC, Finder and more across competing lines, in a range of coil voltages, base types and contact configurations, so you can match the coil voltage and base the panel supplies, compare contact configurations and amperage ratings across brands, and switch a load without oversizing to a contactor. Same-day shipping on in-stock items ordered before 2pm local time.
209 items
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$17.91 / EA
Typical price:$21.71 / EA
$17.45 / EA
Typical price:$21.15 / EA
SKU #:2290774
Part Number #:RH4B-UDC110V
Contact Rating: 110/220 V AC/30 V DC
Dimensions: 27.5 mm H x 41 mm W
$16.81 / EA
Typical price:$20.37 / EA
SKU #:833782
Part Number #:RH4B-UDC24V
Contact Rating: 110/220 V AC/30 V DC
Dimensions: 27.5 mm H x 41 mm W
$14.59 / EA
Typical price:$19.45 / EA
SKU #:356617
Part Number #:RH4B-ULAC120V
Dimensions: 35.6 mm H x 27.5 mm W x 41 mm D
Terminal Type: Plug-In/Blade
Type: Compact Electromechanical
$19.31 / EA
Typical price:$23.41 / EA
SKU #:355722
Part Number #:RH4B-ULAC24V
Contact Rating: 110/220 V AC/30 V DC
Dimensions: 27.5 mm H x 41 mm W
$19.31 / EA
Typical price:$23.41 / EA
SKU #:834776
Part Number #:RH4B-ULCAC120V
Fast Delivery Est.Nov 5 - Nov 9
Ships Same Day
82 In Stock Contact Rating: 110/220 V AC/30 V DC
Dimensions: 27.5 mm H x 41 mm W
$20.71 / EA
Typical price:$25.10 / EA
SKU #:2209708
Part Number #:RH4B-ULCDC24V
Contact Rating: 110/220 V AC/30 V DC
Dimensions: 27.5 mm H x 41 mm W
$20.23 / EA
Typical price:$24.52 / EA
SKU #:2361960
Part Number #:RH4B-ULDC12V
Contact Rating: 110/220 V AC/30 V DC
Dimensions: 27.5 mm H x 41 mm W
$18.84 / EA
Typical price:$22.84 / EA
SKU #:350835
Part Number #:RH4B-ULDC24V
Contact Rating: 110/220 V AC/30 V DC
Dimensions: 27.5 mm H x 41 mm W
$18.84 / EA
Typical price:$22.84 / EA
SKU #:2387495
Part Number #:RJ1S-CL-A120
Dimensions: 12.7 mm H x 28.8 mm W
$11.29 / EA
Typical price:$13.72 / EA
$8.51 / EA
Typical price:$10.35 / EA
$8.51 / EA
Typical price:$10.35 / EA
$9.61 / EA
Typical price:$11.69 / EA
SKU #:2261144
Part Number #:RJ22S-C-A120
Contact Rating: 250 V AC/30 V DC
Dimensions: 12.7 mm H x 28.8 mm W
Type: Standard Slim
$11.29 / EA
Typical price:$13.72 / EA
SKU #:2261145
Part Number #:RJ22S-CL-A120
Contact Rating: 250 V AC/30 V DC
Dimensions: 12.7 mm H x 28.8 mm W
$15.15 / EA
Typical price:$18.42 / EA
$13.66 / EA
Typical price:$16.61 / EA
SKU #:2272039
Part Number #:RJ22S-CLD-D24
Contact Rating: 250 V AC/30 V DC
Dimensions: 12.7 mm H x 28.8 mm W
$14.76 / EA
Typical price:$17.95 / EA
SKU #:2383507
Part Number #:RJ2S-C-A120
Fast Delivery Est.Nov 5 - Nov 9
Ships Same Day
295 In Stock Dimensions: 12.7 mm H x 28.8 mm W
Type: Standard Slim
$8.15 / EA
Typical price:$10.11 / EA
SKU #:2175725
Part Number #:RJ2S-C-D24
Fast Delivery Est.Nov 5 - Nov 9
Ships Same Day
448 In Stock Dimensions: 12.7 mm H x 28.8 mm W
Type: Standard Slim
$13.65 / EA
Typical price:$16.78 / EA
$12.33 / EA
Typical price:$15.15 / EA
$17.44 / EA
Typical price:$21.43 / EA
$14.47 / EA
Typical price:$17.78 / EA
SKU #:2201623
Part Number #:RR2BA-UAC120V
Contact Rating: 110/220 V AC/30 V DC
Dimensions: 36 mm H x 36 mm W
Series: RR Series
$14.50 / EA
Typical price:$17.58 / EA
SKU #:2236440
Part Number #:RR2BA-UAC24V
Contact Rating: 110/220 V AC/30 V DC
Dimensions: 36 mm H x 36 mm W
Series: RR Series
$14.50 / EA
Typical price:$17.58 / EA
$13.80 / EA
Typical price:$16.73 / EA
SKU #:2272012
Part Number #:RR2BA-ULAC120V
Contact Rating: 110/220 V AC/30 V DC
Dimensions: 36 mm H x 36 mm W
Series: RR Series
$17.50 / EA
Typical price:$21.21 / EA
$62.72 / EA
Typical price:$77.08 / EA
$62.72 / EA
Typical price:$77.08 / EA
SKU #:972259
Part Number #:RR2P-UAC120V
Contact Rating: 110/220 V AC/30 V DC
Dimensions: 35.6 mm H x 28.6 mm W
Series: RR Series
$19.02 / EA
Typical price:$23.05 / EA
SKU #:2354618
Part Number #:RR2P-UAC240V
Contact Rating: 110/220 V AC/30 V DC
Dimensions: 35.6 mm H x 28.6 mm W
Series: RR Series
$19.80 / EA
Typical price:$24.00 / EA
$17.91 / EA
Typical price:$21.71 / EA
$17.45 / EA
Typical price:$21.15 / EA
SKU #:2290774
Part Number #:RH4B-UDC110V
Contact Rating: 110/220 V AC/30 V DC
Dimensions: 27.5 mm H x 41 mm W
$16.81 / EA
Typical price:$20.37 / EA
SKU #:833782
Part Number #:RH4B-UDC24V
Contact Rating: 110/220 V AC/30 V DC
Dimensions: 27.5 mm H x 41 mm W
$14.59 / EA
Typical price:$19.45 / EA
SKU #:356617
Part Number #:RH4B-ULAC120V
Dimensions: 35.6 mm H x 27.5 mm W x 41 mm D
Terminal Type: Plug-In/Blade
Type: Compact Electromechanical
$19.31 / EA
Typical price:$23.41 / EA
SKU #:355722
Part Number #:RH4B-ULAC24V
Contact Rating: 110/220 V AC/30 V DC
Dimensions: 27.5 mm H x 41 mm W
$19.31 / EA
Typical price:$23.41 / EA
SKU #:834776
Part Number #:RH4B-ULCAC120V
Fast Delivery Est.Nov 5 - Nov 9
Ships Same Day
82 In Stock Contact Rating: 110/220 V AC/30 V DC
Dimensions: 27.5 mm H x 41 mm W
$20.71 / EA
Typical price:$25.10 / EA
SKU #:2209708
Part Number #:RH4B-ULCDC24V
Contact Rating: 110/220 V AC/30 V DC
Dimensions: 27.5 mm H x 41 mm W
$20.23 / EA
Typical price:$24.52 / EA
SKU #:2361960
Part Number #:RH4B-ULDC12V
Contact Rating: 110/220 V AC/30 V DC
Dimensions: 27.5 mm H x 41 mm W
$18.84 / EA
Typical price:$22.84 / EA
SKU #:350835
Part Number #:RH4B-ULDC24V
Contact Rating: 110/220 V AC/30 V DC
Dimensions: 27.5 mm H x 41 mm W
$18.84 / EA
Typical price:$22.84 / EA
SKU #:2387495
Part Number #:RJ1S-CL-A120
Dimensions: 12.7 mm H x 28.8 mm W
$11.29 / EA
Typical price:$13.72 / EA
$8.51 / EA
Typical price:$10.35 / EA
$8.51 / EA
Typical price:$10.35 / EA
$9.61 / EA
Typical price:$11.69 / EA
SKU #:2261144
Part Number #:RJ22S-C-A120
Contact Rating: 250 V AC/30 V DC
Dimensions: 12.7 mm H x 28.8 mm W
Type: Standard Slim
$11.29 / EA
Typical price:$13.72 / EA
SKU #:2261145
Part Number #:RJ22S-CL-A120
Contact Rating: 250 V AC/30 V DC
Dimensions: 12.7 mm H x 28.8 mm W
$15.15 / EA
Typical price:$18.42 / EA
$13.66 / EA
Typical price:$16.61 / EA
SKU #:2272039
Part Number #:RJ22S-CLD-D24
Contact Rating: 250 V AC/30 V DC
Dimensions: 12.7 mm H x 28.8 mm W
$14.76 / EA
Typical price:$17.95 / EA
SKU #:2383507
Part Number #:RJ2S-C-A120
Fast Delivery Est.Nov 5 - Nov 9
Ships Same Day
295 In Stock Dimensions: 12.7 mm H x 28.8 mm W
Type: Standard Slim
$8.15 / EA
Typical price:$10.11 / EA
SKU #:2175725
Part Number #:RJ2S-C-D24
Fast Delivery Est.Nov 5 - Nov 9
Ships Same Day
448 In Stock Dimensions: 12.7 mm H x 28.8 mm W
Type: Standard Slim
$13.65 / EA
Typical price:$16.78 / EA
$12.33 / EA
Typical price:$15.15 / EA
$17.44 / EA
Typical price:$21.43 / EA
$14.47 / EA
Typical price:$17.78 / EA
SKU #:2201623
Part Number #:RR2BA-UAC120V
Contact Rating: 110/220 V AC/30 V DC
Dimensions: 36 mm H x 36 mm W
Series: RR Series
$14.50 / EA
Typical price:$17.58 / EA
SKU #:2236440
Part Number #:RR2BA-UAC24V
Contact Rating: 110/220 V AC/30 V DC
Dimensions: 36 mm H x 36 mm W
Series: RR Series
$14.50 / EA
Typical price:$17.58 / EA
$13.80 / EA
Typical price:$16.73 / EA
SKU #:2272012
Part Number #:RR2BA-ULAC120V
Contact Rating: 110/220 V AC/30 V DC
Dimensions: 36 mm H x 36 mm W
Series: RR Series
$17.50 / EA
Typical price:$21.21 / EA
$62.72 / EA
Typical price:$77.08 / EA
$62.72 / EA
Typical price:$77.08 / EA
SKU #:972259
Part Number #:RR2P-UAC120V
Contact Rating: 110/220 V AC/30 V DC
Dimensions: 35.6 mm H x 28.6 mm W
Series: RR Series
$19.02 / EA
Typical price:$23.05 / EA
SKU #:2354618
Part Number #:RR2P-UAC240V
Contact Rating: 110/220 V AC/30 V DC
Dimensions: 35.6 mm H x 28.6 mm W
Series: RR Series
$19.80 / EA
Typical price:$24.00 / EA










