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    Transmission & Distribution Relay Solutions

    Ensure reliable electrical protection with advanced relays and monitoring devices, safeguarding power systems and equipment integrity.

    Safeguard your power distribution networks with our comprehensive range of transmission distribution relays. Our comprehensive range features ground fault relays, phase/voltage loss relays, ground fault sensors, voltage/phase monitors, and permissive relays for all your transmission distribution relay needs. Whether you're safeguarding power distribution systems, monitoring critical electrical parameters, or ensuring equipment protection, our Transmission Distribution Relays provide the advanced functionality and reliability needed for optimal performance and safety in industrial environments. Shop now for cutting-edge transmission distribution relays to enhance your power system's reliability and safety.

    Filter Results
    Results 351-400 of 846.
    SIEMENS 3RR2242-1FW30

    SIEMENS

    3RR2242-1FW30

    MONITORING RELAY, 4-40 AMP, 3 PHASE, 24-240 VAC/DC, 20-400 HZ, CAN BE MOUNTED CONTACTOR 3RT2, NOISE PULSE SUPPRESSION: 0-30S, PAUSE AFTER FAULT: 0-300 MIN, SCREW CONNECTION SYSTEM , 3RR22421 ...
    ✓ IN STOCK!
    CAN$453.00 Buy Surplus As Low As CAN$299.00
    CAN$299.00
    Repair Yours CAN$250.00
    SIEMENS 5TT3408

    SIEMENS

    5TT3408

    VOLTAGE RELAY, N-TYPE, 230/400V, 2CO, WITH TRANSPARENT CAP, SCREW TERMINALS, DIN RAIL MOUNTABLE
    ✓ IN STOCK!
    CAN$424.00 Buy Surplus As Low As CAN$323.00
    CAN$323.00
    Repair Yours CAN$250.00
    GENERAL ELECTRIC IC2820A100BB

    GENERAL ELECTRIC

    IC2820A100BB

    DISCONTINUED BY MANUFACTURER, RELAY, 1.75 AMP, 12-24 VDC, 2 AUXILIARY CONTACTS, 1 NO, 1 NC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$630.91
    CAN$630.91
    Repair Yours CAN$432.77
    SIEMENS 3UG4633-2AL30

    SIEMENS

    3UG4633-2AL30

    DIGITAL MONITORING RELAY, VOLTAGE MONITORING, 17-275 V AC/DC, 0.1-20 SECOND DELAY , 3UG4633-2AL30
    ✓ IN STOCK!
    CAN$238.00 Buy Surplus As Low As CAN$124.66
    CAN$124.66
    Repair Yours CAN$250.00
    GENERAL ELECTRIC 12IFC77A2A

    GENERAL ELECTRIC

    12IFC77A2A

    RELAY ,OVERCURRENT EXTREMELY INVERSE, 50/60 HTZ, 2-50 AMPS
    ✓ IN STOCK!
    CAN$2,074.33 Buy Surplus As Low As CAN$690.72
    CAN$690.72
    Repair Yours CAN$567.92
    SIEMENS 3TX71155DC13C

    SIEMENS

    3TX71155DC13C

    PLUG-IN RELAY, BASIC 8-PIN, SQUARE BASE DPDT, 10A, 24VAC, USES SOCKET 3TX7144-1E4 OR 3TX7144-4E4 , 3TX71155DC13C
    ✓ IN STOCK!
    CAN$32.00 Buy Surplus As Low As CAN$25.00
    CAN$25.00
    Repair Yours Contact Us
    SIEMENS 3TX7112-1DF13C

    SIEMENS

    3TX7112-1DF13C

    DISCONTINUED BY MANUFACTURER, PLUG-IN REALY, 8 PIN OCTAL, DPDT, 10 AMPS, 16 AMPS AT 277VAC/28VDC, 12 AMPS AT 120/240 VAC, 120 VAC COIL, 1/3 HP AT 120 VAC, 1/2 HP 240 VAC, B300 PILOT DUTY, SI ...
    ✓ IN STOCK!
    CAN$56.25 Buy Surplus As Low As CAN$33.11
    CAN$33.11
    SIEMENS 3TX7115-5DC03C

    SIEMENS

    3TX7115-5DC03C

    PLUG-IN RELAY, BASIC 8-PIN, SQUARE BASE DPDT, 16A, 24VDC, USES SOCKET 3TX7144-1E4 OR 3TX7144-4E4 , 3TX71155DC03C
    ✓ IN STOCK!
    CAN$32.00 Buy Surplus As Low As CAN$20.00
    CAN$20.00
    Repair Yours Contact Us
    LARCO 4000

    LARCO

    4000

    DISCONTINUED BY MANUFACTURER,ZONE MONITOR CONTROL BOX
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$261.37
    CAN$261.37
    Repair Yours CAN$364.52
    LABOTEK M301

    LABOTEK

    M301

    PHASE DETECTOR RELAY 24VAC W/SOCKET
    ✓ IN STOCK!
    CAN$457.39 Buy Surplus As Low As CAN$179.50
    CAN$179.50
    Repair Yours CAN$370.89
    MACROMATIC PMPU

    MACROMATIC

    PMPU

    MONITOR RELAY, 3-PHASE, 190-500 VAC, 8 PIN PLUG-IN, 10 AMP SPDT RELAY, PHASE LOSS, REVERSAL FIXED, UNBALANCE, OVER/UNDER VOLTAGE, ADJUSTABLE
    ✓ IN STOCK!
    CAN$314.96 Buy New CAN$314.96
    CAN$175.66
    Repair Yours CAN$300.00
    ICM ICM400

    ICM

    ICM400

    DISCONTINUED BY MANUFACTURER, VOLTAGE MONITOR, 3 PHASE, 190-600 VAC ADJUSTABLE INPUT, 50/60 HZ, 0.1-5 MIN LOCK OUT TIME DELAY, 1-15 SEC FAULT INTERROGATION, FRONT AND BACK SIDE PROTECTION, ( ...
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$379.88
    CAN$379.88
    Repair Yours CAN$362.15
    SIEMENS 3RH2122-2BB40

    SIEMENS

    3RH2122-2BB40

    CONTACTOR RELAY, 10 AMP, 24 VDC, 6 KV, 2NO + 2NC, SIZE: S00, SPRING-TYPE TERMINAL, IP20, SUCCESSOR FOR 3RH1122-2BB40
    ✓ IN STOCK!
    CAN$134.00 Buy Surplus As Low As CAN$81.00
    CAN$81.00
    SIEMENS 3RR2141-1AW30

    SIEMENS

    3RR2141-1AW30

    MONITORING RELAY, 1.6-16 AMP, 2 PHASE, 24-240 VAC/DC, 20-400 HZ, SIZE: S00, SCREW CONNECTION, CAN BE MOUNTED TO CONTACTOR 3RT2
    ✓ IN STOCK!
    CAN$401.00 Buy Surplus As Low As CAN$265.00
    CAN$265.00
    Repair Yours CAN$250.00
    SIEMENS 3RR2241-1FW30

    SIEMENS

    FURNAS ELECTRIC CO

    3RR2241-1FW30

    MONITORING RELAY, 3 PHASE, 1 CHANGE-OVER CONTACT, 1 SEMICONDUCTOR OUTPUT, 1.6-16 AMP, 24-240 VAC/DC, 20-400 HZ, NOISE PULSE SUPPRESSION 0-30 S, PAUSE AFTER FAULT 0-300 MIN, SCREW CONNECTION ...
    ✓ IN STOCK!
    CAN$400.00 Buy Surplus As Low As CAN$240.00
    CAN$240.00
    Repair Yours CAN$250.00
    GENERAL ELECTRIC 12PJC11AV1A

    GENERAL ELECTRIC

    12PJC11AV1A

    DISCONTINUED BY MANUFACTURER, INSTANTANEOUS CURRENT RELAY, 1.5 AMP, DC/25/60 CY, TYPE PJC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$365.88
    CAN$365.88
    Repair Yours CAN$357.83
    CARLO GAVAZZI PPA01CM44

    CARLO GAVAZZI

    PPA01CM44

    3-PHASE DELTA MONITORING RELAY, SEQUENCE AND PHASE LOSS, 2 SPDT RELAY OUTPUTS, IP20, PLUG-IN MOUNTING, MEASURING RANGE 177 TO 475VAC, 36X80X94MM HOUSING
    ✓ IN STOCK!
    CAN$190.40 Buy New CAN$190.40
    CAN$111.00
    SYMCOM 460

    SYMCOM

    460

    THREE PHASE ELECTRIC MOTOR PROTECTOR, MOTOR SAVER, 190-480VAC, 50-60HZ, UNBALANCING TRIP: 2-8% ADJUSTABLE, TRIP DELAY: 1-30 SECONDS ADJUSTABLE, RESTART DELAY TIME AFTER A FAULT OR COMPLETE P ...
    ✓ IN STOCK!
    CAN$335.09 Buy Surplus As Low As CAN$161.27
    CAN$161.27
    LOVATO 11LMU48060

    LOVATO

    11LMU48060

    UNDERVOLTAGE RELEASE LMU 480/60
    ✓ IN STOCK!
    CAN$80.56 Buy New CAN$80.56
    CAN$28.31
    AUTOMATION DIRECT GFS30-D1C-120A-F

    AUTOMATION DIRECT

    ACUAMP

    GFS30-D1C-120A-F

    ACUAMP GROUND FAULT SENSOR, FIXED CORE, 5, 10, OR 30 MA SELECTABLE TRIP POINT, RELAY, SPDT NORMALLY DE-ENERGIZED, AUTOMATIC RESET OUTPUT, 120 VAC OPERATING VOLTAGE.
    ✓ IN STOCK!
    CAN$478.41 Buy Surplus As Low As CAN$201.77
    CAN$201.77
    Repair Yours CAN$362.15
    GENERAL ELECTRIC 12IFC53B2A

    GENERAL ELECTRIC

    12IFC53B2A

    OVERCURRENT RELAY, INVERSE TIME, 2-50AMP
    ✓ IN STOCK!
    CAN$910.71 Buy Surplus As Low As CAN$241.50
    CAN$241.50
    Repair Yours CAN$364.52
    SIEMENS 3TX7130-0DS13

    SIEMENS

    3TX7130-0DS13

    AC/DC OPERATED. PILOT LIGHT IN CONTACT. CONTACT CONFIGURATION DPDT. CONTACT VOLTAGE 277 VDC. CONTACT CURRENT 30 AMPERE. 3TX71 MODEL, OPEN POWER RELAY HEAVY DUTY DPDT, 40A, 277VAC OPTIONAL ME ...
    ✓ IN STOCK!
    CAN$94.00 Buy Surplus As Low As CAN$63.00
    CAN$63.00
    Repair Yours Contact Us
    ASEA BROWN BOVERI 1SVR630774R1300

    ASEA BROWN BOVERI

    1SVR630774R1300

    DISCONTINUED BY MANUFACTURER, PHASE MONITORING RELAY, 2NO/2NC CONTACTS, PHASE FAILURE, PHASE IMBALANCE, PHASE SEQUENCE, 0 / 0.1-30 SECOND TIME DELAY, -25 TO +60 DEGREES C, (CM-PAS.31)
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$496.59
    CAN$496.59
    Repair Yours CAN$368.95
    SIEMENS 3RH2262-1BB40

    SIEMENS

    3RH2262-1BB40

    CONTACTOR RELAY, AUXILIARY, 10 AMP, 24 VDC, 6 NO + 2 NC, CAPTIVE AUXILIARY SWITCH, SIZE S00, SCREW TERMINAL, SUCCESSOR FOR 3RH1262-1BB40
    ✓ IN STOCK!
    CAN$206.00 Buy Surplus As Low As CAN$124.00
    CAN$124.00
    Repair Yours CAN$250.00
    SIEMENS 3RH2122-1AK60

    SIEMENS

    3RH2122-1AK60

    RELAY, CONTACTOR RELAY, 2 NO/2 NC, 120 VAC, 10 AMPS, SCREW, DIN RAIL MOUNT, REPLACES 3RH1122-1AK60
    ✓ IN STOCK!
    CAN$117.00 Buy Surplus As Low As CAN$71.00
    CAN$71.00
    Repair Yours Contact Us
    SIEMENS 3RH2122-1SB40

    SIEMENS

    3RH2122-1SB40

    COUPLING RELAY 2NO+2NC DC 24V SCREW, COUPLING CONTACTOR RELAY, 2NO+2NC, DC 24V, 0.85..1.85*US, W/ INTEGRATED SUPPRESSOR DIODE, SIZE S00, SCREW TERMINAL
    ✓ IN STOCK!
    CAN$151.00 Buy Surplus As Low As CAN$76.44
    CAN$76.44
    SIEMENS 3RR2242-2FA30

    SIEMENS

    3RR2242-2FA30

    MONITORING RELAY, CAN BE MOUNTED TO CONTACTOR 3RT2, SIZE S0 STANDARD, DIGITALLY ADJUSTABLE APPARANT/ACTIVE CURRENT MONITORING 4...40 A, 20...400 HZ, 3-PHASE SUPPLY 24 V AC/DC 1 CHANGE-OVER C ...
    ✓ IN STOCK!
    CAN$428.00 Buy Surplus As Low As CAN$257.00
    CAN$257.00
    Repair Yours CAN$250.00
    WESTINGHOUSE 606B029A09

    WESTINGHOUSE

    606B029A09

    DISCONTINUED BY MANUFACTURER, AUXILIARY RELAY, 125 VDC, TYPE AR
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$196.90
    CAN$196.90
    Repair Yours CAN$364.52
    WESTINGHOUSE 177C522G14

    WESTINGHOUSE

    177C522G14

    CURRENT MONITOR
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$101.54
    CAN$101.54
    GENERAL ELECTRIC 12PJG-11F-6A

    GENERAL ELECTRIC

    MULTILIN

    12PJG-11F-6A

    DISCONTINUED BY MANUFACTURER, GROUND DETECTOR RELAY, TYPE PJG, 120-240 V, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$592.43
    CAN$592.43
    Repair Yours CAN$471.65
    R-K ELECTRONICS MVPL-24A-A1C

    R-K ELECTRONICS

    MVPL-24A-A1C

    VOLTAGE RELAY, MULTI-RANGE, 3 PHASE, 24 AMP, 24 VAC, SINGLE PHASE INPUT, ADJUSTABLE RESTART DELAY, 10 AMP AT 125 VAC / SPDT OUTPUT CONTACTS
    ✓ IN STOCK!
    CAN$443.46 Buy Surplus As Low As CAN$221.91
    CAN$221.91
    Repair Yours CAN$300.00
    R-K ELECTRONICS PRSL-400-1.5

    R-K ELECTRONICS

    PRSL-400-1.5

    PHASE REVERSAL RELAY ONLY, 440 TO 480VAC 3Ø, 50/60 HZ, DPDT 240VAC CONTACTS, 1.5 SECOND TRIP TIME, SCREW TERMINALS, SURFACE MOUNTING
    ✓ IN STOCK!
    CAN$476.31 Buy Surplus As Low As CAN$287.80
    CAN$287.80
    Repair Yours CAN$300.00
    R-K ELECTRONICS PRSL-300-1.5

    R-K ELECTRONICS

    PRSL-300-1.5

    PHASE REVERSAL RELAY ONLY, 380 TO 415VAC 3Ø, 50/60 HZ, DPDT 240VAC CONTACTS, 1.5 SECOND TRIP TIME, SCREW TERMINALS, SURFACE MOUNTING
    ✓ IN STOCK!
    CAN$400.22 Buy Surplus As Low As CAN$233.14
    CAN$233.14
    Repair Yours CAN$370.89
    GENERAL ELECTRIC 12IFC77A1A

    GENERAL ELECTRIC

    12IFC77A1A

    DISCONTINUED BY MANUFACTURER, RELAY OVERCURRENT, INVERSE, 50/60 HZ, 1 - 12 AMPS
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$555.60
    CAN$555.60
    Repair Yours CAN$423.44
    MACROMATIC PAP208

    MACROMATIC

    PAP208

    RELAY, 3 PH, SPDT, 156VAC, 198VAC; PRODUCT RANGE:PAP SERIES; CONTACT CONFIGURATION:SPDT; CONTACT CURRENT:10A; RELAY MOUNTING:SOCKET; RELAY TERMINALS:QUICK CONNECT; SWITCHING VOLTAGE MAX:277V ...
    ✓ IN STOCK!
    CAN$182.96 Buy New CAN$182.96
    CAN$78.41
    Repair Yours CAN$367.39
    SIEMENS 3TK20400AK6

    SIEMENS

    3TK20400AK6

    MINIATURE POWER RELAY, SCREW TERMINALS, 4NO, SNAP-ON MOUNTING, STANDARD MOUNTING RAIL, AC OPERATION, 120VAC AT 60HZ, 110VAC AT 50HZ
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$240.53
    CAN$240.53
    Repair Yours CAN$370.89
    SIEMENS 3UG4511-2AP20

    SIEMENS

    3UG4511-2AP20

    MONITORING RELAY. ANALOG. 520V. 60HZ. SPNG, ANALOG MONITORING RELAY PHASE SEQUENCE MONITORING 3X 360 TO 520V AC 50 TO 60 HZ 1 CHANGEOVER CONTACT SPRING LOADED CONNECTION
    ✓ IN STOCK!
    CAN$196.00 Buy Surplus As Low As CAN$130.00
    CAN$130.00
    Repair Yours Contact Us
    SIEMENS 3TX7015-1BF00

    SIEMENS

    3TX7015-1BF00

    DISCONTINUED BY MANUFACTURER, OUTPUT COUPLER, SERIES 3TX, W/ PLUG-IN RELAY, SINGLE CHANGEOVER CONTACT, 1-3AMP, 24-230V AC/DC, 50HZ, 1W POWER RATING, SPRING-TYPE TERMINAL, 6.2MM HOUSING WIDTH ...
    ✓ IN STOCK!
    CAN$123.42 Buy Surplus As Low As CAN$36.48
    CAN$36.48
    SIEMENS 3TX7015-1BF02

    SIEMENS

    3TX7015-1BF02

    DISCONTINUED BY MANUFACTURER, INPUT COUPLER, W/ PLUG-IN RELAY, 1CO CONTACT, SPRING-TYPE TERMINAL, 230V AC/DC, 50HZ, 1W
    ✓ IN STOCK!
    CAN$101.64 Buy Surplus As Low As CAN$44.77
    CAN$44.77
    Repair Yours CAN$367.39
    SIEMENS 5TT3075

    SIEMENS

    5TT3075

    DISCONTINUED BY MANUFACTURER, RELAY, N-TYPE AC 230V, 16A, 2CO
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$61.00
    CAN$61.00
    SIEMENS 5TT3400

    SIEMENS

    5TT3400

    VOLTAGE RELAY, T5570 AC 230/400V, 1CO 0.7/0.9, WITH TRANSPARENT CAP , 5TT3400
    ✓ IN STOCK!
    CAN$116.16 Buy Surplus As Low As CAN$88.57
    CAN$88.57
    Repair Yours CAN$360.00
    TIME MARK CORP B263

    TIME MARK CORP

    B263

    POWER MONITOR, 3 PHASE, 230 VAC, 30-60 HZ, 160-240 VAC, 15 AMP TO 150 VAC,10 AMP TO 240 VAC
    ✓ IN STOCK!
    CAN$234.73 Buy Surplus As Low As CAN$117.16
    CAN$117.16
    Repair Yours CAN$300.00
    LOVATO 11LMU380

    LOVATO

    11LMU380

    UNDERVOLTAGE RELEASE LMU 380/ 415V 50HZ
    ✓ IN STOCK!
    CAN$101.64 Buy New CAN$101.64
    CAN$75.00
    TOSHIBA 810-ZCT-100

    TOSHIBA

    810-ZCT-100

    DISCONTINUED BY MANUFACTURER, GROUND FAULT RELAY
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$537.98
    CAN$537.98
    TIME MARK CORP 273-5-120

    TIME MARK CORP

    273-5-120

    CURRENT-MONITOR, OVER/UNDER CURRENT MONITOR, SINGLE PHASE, 8 PIN, SPDT, 1/5 AMP, 0.5 - 5A, 120VAC, PLUG-IN TYPE
    ✓ IN STOCK!
    CAN$225.85 Buy Surplus As Low As CAN$110.01
    CAN$110.01
    Repair Yours CAN$362.15
    TIME MARK CORP C2652

    TIME MARK CORP

    C2652

    3-PHASE-MONITORS,480VAC, SIZE 3.5IN X 4.5IN X 4.8IN
    ✓ IN STOCK!
    CAN$418.18 Buy Surplus As Low As CAN$213.45
    CAN$213.45
    Repair Yours CAN$362.15
    OMRON G3NA-440B 5-24DC

    OMRON

    G3NA-440B 5-24DC

    DISCONTINUED BY MANUFACTURER, SOLID-STATE RELAY, SURFACE MOUNTING, 1-POLE, 40 AMP, 528 VAC MAX
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$72.18
    CAN$72.18
    R-K ELECTRONICS MVP-A1C

    R-K ELECTRONICS

    MVP-A1C

    MULTI-RANGE 3 PHASE VOLTAGE MONITOR (200 TO 480VAC, 3Ø), SELF-POWERED, 8-PIN BASE, SPDT, CONTACTS, SOCKET & HOLDDOWN INCLUDED
    ✓ IN STOCK!
    CAN$437.21 Buy Surplus As Low As CAN$246.89
    CAN$246.89
    Repair Yours CAN$362.15
    R-K ELECTRONICS PRRO-300

    R-K ELECTRONICS

    PRRO-300

    PHASE LOSS & PHASE REVERSAL RELAY, 380 TO 415VAC 3Ø, 50/60 HZ, SPDT 240VAC CONTACTS, SCREW TERMINALS, SURFACE MOUNTING
    ✓ IN STOCK!
    CAN$421.09 Buy Surplus As Low As CAN$254.40
    CAN$254.40
    Repair Yours CAN$370.89
    TOTALINE P283-0293

    TOTALINE

    P283-0293

    FAN RELAY 24V-COIL SPDT GENERAL PURPOSE
    ✓ IN STOCK!
    CAN$24.23 Buy Surplus As Low As CAN$20.20
    CAN$20.20
    Repair Yours CAN$370.89
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