Switching Relays

Switching Relays control zone heating and cooling in hydronic systems, making efficient temperature management simple. These electrical switches handle high-power boiler and circulator loads using low-power control signals. Jackson Systems stocks switching relays in multiple configurations and amperages – shop our complete hydronic controls selection today!

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Showing all 24 resultsSorted by popularity

DPDT Power Relay, 120VAC, 10 Amp, RR Series with Pin Terminals

IDEC

SKU: RR2P-UAC120V
$14.99
MSRP: $17.24
You save 15%
IDEC Relays RR2P-UAC120V DPDT Power Relay, 120VAC, 10A, Pin Terminals quantity
10A DPDT Enclosed Relay, 10-30V AC/DC or 120V AC Coil

Functional Devices

SKU: RIB2401D
$28.25
Functional Devices RIB2401D 24V/120V 10A DPDT Enclosed Relay quantity
3PDT Power Relay, 120VAC, 10A, Blade Terminals with Indicator

IDEC

SKU: RR3B-ULAC120V
$27.90
MSRP: $32.09
You save 13%
IDEC RR3B-ULAC120V RR Series 3PDT Power Relay, 120VAC, 10A, Blade Terminals & Indicator quantity
Enclosed 30 Amp DPST Relay with 120VAC Coil

Functional Devices

SKU: RIB01P30

Rated 5.00 out of 5
$108.55
Functional Devices RIB01P30 Enclosed 30A DPST Relay with 120VAC Coil quantity
DPDT Slim Power Relay, 24VAC, 8A, Blade Terminals with LED Indicator

IDEC

SKU: RJ2S-CL-A24
$11.46
MSRP: $13.18
You save 15%
IDEC RJ2S-CL-A24 RJ Series Slim Power Relay, DPDT, 24VAC, 8A, Blade Terminals & LED quantity
4PDT Compact Power Relay, 120VAC, 10A, Blade Terminals

IDEC

SKU: RH4B-UAC120V
$19.98
MSRP: $24.61
You save 19%
IDEC RH4B-UAC120V RH Series Compact Power Relay 4PDT 120VAC 10A Blade Terminals quantity
10A Enclosed SPDT Relay, 10-30Vac/dc or 208-277Vac Input

Functional Devices

SKU: RIBH1C
$22.40
Functional Devices RIBH1C 10A Enclosed SPDT Relay 10-30Vac/dc 208-277Vac quantity
SPST-NO Switching Fan Relay, 120V Coil, 18 Resistive Amps

Packard

SKU: PR362
$8.50
MSRP: $9.78
You save 13%
Packard PR362 SPST-NO Switching Fan Relay, 120V Coil, 18 Resistive Amps quantity
40A Miniature SPDT Power Relay with 24VAC Coil

Packard

SKU: PR1931
$6.55
MSRP: $7.53
You save 13%
Packard PR1931 40A Miniature Power Relay SPDT 24VAC Coil quantity
3PDT Power Relay, 24VAC Coil, 10A, Blade Terminals

IDEC

SKU: RR3B-UAC24V
$26.06
MSRP: $29.97
You save 13%
IDEC RR3B-UAC24V RR Series Power Relay, 3PDT, 24VAC, 10A, Blade Terminals quantity
4PDT Compact Power Relay, 120VAC, 10A, Blade Terminals, Top Bracket Mount

IDEC

SKU: RH4B-UTAC120V
$25.91
MSRP: $30.06
You save 14%
IDEC RH4B-UTAC120V RH Series Compact Power Relay, 4PDT, 120VAC, 10A, Blade Terminals quantity
24VAC 3PDT 10A Top-Mount Power Relay with Coil Cover

IDEC

SKU: RH3B-UTAC24V
$20.39
MSRP: $23.45
You save 15%
IDEC RH3B-UTAC24V 24V 3PDT Power Relay with Top-Mount Coil Cover quantity
Compact DPDT Power Relay, 24VAC, 10A, Blade Terminals, Top Bracket Mount

IDEC

SKU: RH2B-UTAC24V
$16.59
MSRP: $19.08
You save 15%
IDEC RH2B-UTAC24V RH Series Compact Power Relay, DPDT, 24VAC, 10A, Blade Terminals quantity
DPDT Miniature Plug-In Relay, 110-120VAC, 3 Amp, Slim Profile

IDEC

SKU: RY2S-UAC120V
$11.33
MSRP: $13.87
You save 18%
IDEC RY2S-UAC120V RY Series DPDT Miniature Plug-In Relay, 110-120VAC, 3A Slim quantity
4PDT Universal Plug-In Relay, 110-120VAC, 6A, with Indicator & Latching Lever

IDEC

SKU: RU4S-A110
$16.70
MSRP: $19.21
You save 15%
IDEC RU4S-A110 RU Series 4PDT Universal Plug-In Relay with Indicator & Latching Lever quantity
3PDT Power Relay, 24VAC, 10A, Blade Terminals & Side Flange Mount

IDEC

SKU: RR3B-USAC24V
$26.53
MSRP: $30.51
You save 15%
IDEC RR3B-USAC24V RR Series Power Relay, 3PDT, 24VAC, 10A, Blade Terminals, Side Flange quantity
4PDT Compact Power Relay, 24VAC Coil, 10A, Blade Terminals

IDEC

SKU: RH4B-UAC24V
$21.50
MSRP: $24.73
You save 13%
IDEC RH4B-UAC24V RH Series Compact Power Relay, 4PDT, 24VAC, 10A, Blade Terminals quantity
3PDT Compact Power Relay with Blade Terminals & Indicator, 240VAC, 10A

IDEC

SKU: RH3B-ULAC240V
$27.99
MSRP: $32.19
You save 15%
IDEC RH3B-ULAC240V RH Series Compact Power Relay, 3PDT, 240VAC, 10A, Blade Terminals quantity
Enclosed Latching Relay, 20 Amp, 24V AC/DC with Auxiliary Contact

Functional Devices

SKU: RIBL24BM
$123.75
Functional Devices RIBL24BM Enclosed Relay 20A 24V AC/DC Latching with Aux Contact quantity
Enclosed Latching Relay, 20A, 12VAC/DC, with Auxiliary Contact

Functional Devices

SKU: RIBL12BM
$132.80
Functional Devices RIBL12BM Enclosed Latching Relay 20A 12VAC/DC with AUX Contact quantity
Enclosed Mechanically Latching Relay, 20A SPST, 12VAC/DC Coil

Functional Devices

SKU: RIBL12B
$102.35
Functional Devices RIBL12B Enclosed Relay 20A 12VAC/DC Mechanically Latching SPST quantity
BACnet enclosed relay, 20A SPDT, hi/low voltage separation, 1 digital input

Functional Devices

SKU: RIBTW2402B-BC
$162.20
Functional Devices RIBTW2402B-BC BACnet Enclosed Relay 20A SPDT 24Vac/dc/208-277Vac with Digital Input quantity
Enclosed pilot relay, 10A, 3 SPST-N/O + 1 SPDT, 10–30 VAC coil

Functional Devices

SKU: RIBL4C
$85.55
Functional Devices RIBL4C Enclosed Pilot Relay 10A 3 SPST-N/O + 1 SPDT 10-30 VAC quantity
Warning Watchdog SPDT Relay for Additional Siren, 12V DC

iO HVAC Controls

SKU: iO-WWR12

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