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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.

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    Results 601-650 of 846.
    GIC MJA3BK

    GIC

    MJA3BK

    PTC THERMISTOR RELAY, PD225 SERIES, 24 VAC/DC -20/+10%, 2 C/O CONFIGURATION, 2 VA POWER CONSUMPTION, -15 TO 60 DEGREE, IP20
    ✓ IN STOCK!
    CAN$159.72 Buy Surplus As Low As CAN$123.19
    CAN$123.19
    GIC MA51BC

    GIC

    MA51BC

    VOLTAGE MONITORING RELAY, SPDT, 415VAC, PRODUCT RANGE:SM 301 SERIES, CONTACT CONFIGURATION:SPDT, CONTACT CURRENT:5A, RELAY MOUNTING:DIN RAIL, CONTACT VOLTAGE VAC:250V, RELAY TERMINALS:SCREW, ...
    ✓ IN STOCK!
    CAN$100.09 Buy Surplus As Low As CAN$34.06
    CAN$34.06
    Repair Yours CAN$367.39
    IMO MR-1PVM

    IMO

    MR-1PVM

    DISCONTINUED BY MANUFACTURER, RELAY, VOLTAGE MONITOR, SINGLE PHASE, MODULAR SUPPLY, 0-10 SECOND, 12-400 VAC INPUT, SCREW TERMINAL, DIN RAIL MOUNT
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$173.76
    CAN$173.76
    Repair Yours CAN$370.89
    WESTINGHOUSE 1272173A

    WESTINGHOUSE

    1272173A

    DISCONTINUED BY MANUFACTURER, IMPEDANCE RELAY, HCZ TYPE, 115VAC, 60HZ, 125VDC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$500.04
    CAN$500.04
    Repair Yours CAN$362.15
    RADWELL VERIFIED SUBSTITUTE DMLUBRAAA-SUB

    RADWELL VERIFIED SUBSTITUTE

    DMLUBRAAA-SUB

    SUBSTITUTE FOR SSAC DMLUBRAAA, PHASE MONITOR RELAY, 3-PHASE , 190-500 VAC, DIN RAIL, 10 AMP DPDT RELAYS, PHASE LOSS, REVERSAL - FIXED, UNBALANCE, OVER/UNDER VOLTAGE - ADJUSTABLE
    ✓ IN STOCK!
    CAN$210.54 Buy New CAN$210.54
    Repair Yours CAN$367.93
    GENERAL ELECTRIC 3ARR8E2

    GENERAL ELECTRIC

    3ARR8E2

    MAGNETIC RELAY, AC SWITCHING, 240 COIL VOLTS, 50/60 HZ, DPST
    ✓ IN STOCK!
    CAN$5.90 Buy Surplus As Low As CAN$4.91
    CAN$4.91
    H HORSTMANN 22010-04-600-A/4H

    H HORSTMANN

    22010-04-600-A/4H

    DISCONTINUED BY MANUFACTURER, FAULT INDICATOR CRAB, 600 AMP
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$39.77
    CAN$39.77
    GENERAL ELECTRIC NGV19A2A

    GENERAL ELECTRIC

    NGV19A2A

    UNDER VOLTAGE RELAY, 125VDC, 208VAC 50/60HZ, 100-140VDC DROPOUT
    ✓ IN STOCK!
    CAN$836.27 Buy Surplus As Low As CAN$383.29
    CAN$383.29
    Repair Yours CAN$364.52
    YOKOGAWA YE/50-152111FASJ

    YOKOGAWA

    YE/50-152111FASJ

    DISCONTINUED BY MANUFACTURER, VOLTAGE GAUGE, 0-600 VDC, 3-1/3 INCH DIAL
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$208.51
    CAN$208.51
    RHEINTACHO 5333.001

    RHEINTACHO

    5333.001

    SPEED MONITOR RELAY
    ✓ IN STOCK!
    CAN$654.87 Buy Surplus As Low As CAN$239.22
    CAN$239.22
    Repair Yours CAN$250.00
    HONEYWELL R720C-1009

    HONEYWELL

    R720C-1009

    HONEYWELL , R720C-1099, R720C1099, RECEIVER RELAY, 120/208/240/277VAC, 50/60HZ
    ✓ IN STOCK!
    CAN$50.18 Buy Surplus As Low As CAN$21.07
    CAN$21.07
    Repair Yours CAN$370.89
    NK TECHNOLOGIES AG3-SDT1-120-DEN-TR3

    NK TECHNOLOGIES

    AG3-SDT1-120-DEN-TR3

    AC GROUND FAULT SENSOR, AG SERIES, MECHANICAL RELAY OUTPUT, SOLID-CORE, 120 - 120 VAC POWERED, JUMPER SELECT 5, 10 OR 30 MA SETPOINT, NORMALLY DE-ENERGIZED, TOP TERMINALS, SPDT 1 A @ 120 VAC ...
    ✓ IN STOCK!
    CAN$628.23 Buy Surplus As Low As CAN$323.91
    CAN$323.91
    Repair Yours CAN$300.00
    NK TECHNOLOGIES AGT1-420-24L-FL

    NK TECHNOLOGIES

    AGT1-420-24L-FL

    AC GROUND FAULT TRANSDUCER SENSORS,AGT SERIES,SOLID-CORE, 24L - 24 VDC LOOP-POWERED, 0-50 MA RANGE, TOP TERMINALS, 4-20 MA
    ✓ IN STOCK!
    CAN$518.86 Buy Surplus As Low As CAN$313.52
    CAN$313.52
    Repair Yours CAN$300.00
    ASEA BROWN BOVERI 1SVR550824R9100

    ASEA BROWN BOVERI

    1SVR550824R9100

    PHASE MONITORING RELAY, SINGLE FUNCTION, CM-PFE SERIES, 3 PHASE,4 AMP, 28-440 VAC, 50/60 HZ, 1 C/O (SPDT) OUTPUT, SCREW TYPE TERMINALS, -20 TO +85 DEGREES C, IP20/50, (CM-PFE)
    ✓ IN STOCK!
    CAN$202.11 Buy Surplus As Low As CAN$78.07
    CAN$78.07
    Repair Yours CAN$300.00
    ASEA BROWN BOVERI WLM645A5S

    ASEA BROWN BOVERI

    SSAC

    WLM645A5S

    SSAC, ASEA BROWN BOVERI, WLM645A5S, VOLTAGE MONITOR THREE PHASE, 200/240VAC, 5SEC TRIP DELAY
    ✓ IN STOCK!
    CAN$236.19 Buy Surplus As Low As CAN$124.31
    CAN$124.31
    Repair Yours CAN$368.95
    MOTOR PROTECTION ELEC. INC 002-480-123

    MOTOR PROTECTION ELEC. INC

    002-480-123

    DISCONTINUED BY MANUFACTURER, PHASE MONITOR , SUGGESTED REPLACEMENT IS 001-DVM-DR
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$127.78
    CAN$127.78
    Repair Yours CAN$364.52
    GENERAL ELECTRIC 12HAA15H1F

    GENERAL ELECTRIC

    12HAA15H1F

    AUXILIARY RELAY, 24VDC,AVAILABLE, SURPLUS, NEVER USED, 2 YEAR RADWELL WARRANTY
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$669.01
    CAN$669.01
    Repair Yours CAN$497.66
    DOLD BA 9043/001 3AC 50/60HZ 400V

    DOLD

    BA 9043/001 3AC 50/60HZ 400V

    RELAY, VOLTAGE SENSING, DPDT, 400VAC; PRODUCT RANGE:BA 9043 SERIES; CONTACT CONFIGURATION:DPDT; CONTACT CURRENT:3A; RELAY MOUNTING:DIN RAIL; CONTACT VOLTAGE VAC:230VAC; RELAY TERMINALS:SCREW ...
    ✓ IN STOCK!
    CAN$556.28 Buy Surplus As Low As CAN$187.69
    CAN$187.69
    Repair Yours CAN$360.00
    ASEA BROWN BOVERI CM-EFS.2S

    ASEA BROWN BOVERI

    CM-EFS.2S

    VOLTAGE MONITORING RELAY, 24-240VAC, SPDT, 4A @ 250V, SCREW TERMINAL, CM SERIES
    ✓ IN STOCK!
    CAN$832.13 Buy Surplus As Low As CAN$651.38
    CAN$651.38
    Repair Yours CAN$360.00
    RADWELL VERIFIED SUBSTITUTE 252B-SUB

    RADWELL VERIFIED SUBSTITUTE

    252B-SUB

    SUBSTITUTE FOR TIME MARK CORP 252B, PHASE MONITOR RELAY, 3-PHASE , PHASE LOSS, PHASE REVERSAL, UNDERVOLTAGE, 240VAC, 10A, SPDT
    ✓ IN STOCK!
    CAN$136.49 Buy New CAN$136.49
    RADWELL VERIFIED SUBSTITUTE PLM6805-SUB

    RADWELL VERIFIED SUBSTITUTE

    PLM6805-SUB

    SUBSTITUTE FOR ASEA BROWN BOVERI SYMCOM PLM6805, PHASE MONITOR RELAY, 3-PHASE , PHASE LOSS, PHASE REVERSAL, UNDERVOLTAGE, 240VAC, 10A, SPDT
    ✓ IN STOCK!
    CAN$165.53 Buy New CAN$165.53
    EATON CORPORATION 13535H111-2

    EATON CORPORATION

    CUTLER HAMMER

    13535H111-2

    AC TRANSFORMER RELAY, OPEN TYPE, 20/240 VAC, 50/60 HZ
    ✓ IN STOCK!
    CAN$709.87 Buy Surplus As Low As CAN$265.49
    CAN$265.49
    GENERAL ELECTRIC 12HGA14AX1A

    GENERAL ELECTRIC

    12HGA14AX1A

    DISCONTINUED BY MANUFACTURER, AUXILIARY RELAY, 125 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$234.36
    CAN$234.36
    Repair Yours CAN$367.39
    AREVA MVAPM32D1AA2001A

    AREVA

    MVAPM32D1AA2001A

    DISCONTINUED BY MANUFACTURER, RELAY, GENERATOR PROTECTION, MVAPM SERIES, V X 1 / 110/125 VDC, V X 2 / 220/250 VDC, VN / 110 VAC, 50 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$129.55
    CAN$129.55
    Repair Yours CAN$367.39
    CR MAGNETICS CR4395-EH-24D-0.04-X-T-FP

    CR MAGNETICS

    CR4395-EH-24D-0.04-X-T-FP

    DISCONTINUED BY MANUFACTURER, CURRENT SENSING RELAY, SUPPLY: 24+/-10%VDC, TRIP POINT: 0.04AMPS, LOAD: NPN SINKING, 100MA MAX
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$133.80
    CAN$133.80
    CR MAGNETICS CR4395-EH-24D-.04-X-FP-T PNP

    CR MAGNETICS

    CR4395-EH-24D-.04-X-FP-T PNP

    DISCONTINUED BY MANUFACTURER, SUPPLY: 24+/-10%VDC, TRIP POINT: 0.04AMPS, ENERGIZE: HI CURRENT (EH), LOAD: PNP - SOURCING, 100MA MAX
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$110.79
    CAN$110.79
    AUTOMATION DIRECT PMRU-1C-480A-TL

    AUTOMATION DIRECT

    PMRU-1C-480A-TL

    PHASE MONITOR RELAY, 3-PHASE, FINGER-SAFE, 190-500 VAC INPUT VOLTAGE, SPDT, 10A CONTACT RATING, 8-PIN CONNECTION, LED INDICATOR(S), PHASE REVERSAL / PHASE LOSS / UNBALANCE / OVERVOLTAGE / UN ...
    ✓ IN STOCK!
    CAN$190.31 Buy Surplus As Low As CAN$120.26
    CAN$120.26
    DEIF RMV-112D-DELTA-440VAC-ND+ND-440VAC

    DEIF

    RMV-112D-DELTA-440VAC-ND+ND-440VAC

    PROTECTIVE VOLTAGE RELAY, RMV-112D, 440VAC, NORM. DEENERGIZED, UNDERVOLTAGE 80 TO 100%, OVERVOLTAGE 100 TO 120%, 0 TO 10S
    ✓ IN STOCK!
    CAN$1,095.43 Buy Surplus As Low As CAN$475.39
    CAN$475.39
    Repair Yours CAN$370.89
    DEIF RMV-112D-DELTA-415VAC-ND+ND-24VDC

    DEIF

    RMV-112D-DELTA-415VAC-ND+ND-24VDC

    PROTECTIVE VOLTAGE RELAY, RMV-112D, COUPLING: DELTA, MEASURING VOLTAGE: 415/240V, MODULE: 415V, SUPPLY: 24VDC, RELAY B: NORM. DEENERGIZED, RELAY C: NORM. DEENERGIZED, UNDERVOLTAGE: 80-100%, ...
    ✓ IN STOCK!
    CAN$1,209.24 Buy Surplus As Low As CAN$483.60
    CAN$483.60
    Repair Yours CAN$368.95
    DEIF RMV-112D-STAR-240VAC-NE+NE-24VDC

    DEIF

    RMV-112D-STAR-240VAC-NE+NE-24VDC

    PROTECTIVE VOLTAGE RELAY, RMV-112D, COUPLING: STAR, MEASURING VOLTAGE: 415/240VAC, MODULE: 240V, SUPPLY: 24VDC, RELAY B: NORM. ENERGIZED, RELAY C: NORM. ENERGIZED, UNDERVOLTAGE: 80-100%, OVE ...
    ✓ IN STOCK!
    CAN$1,194.75 Buy Surplus As Low As CAN$454.42
    CAN$454.42
    Repair Yours CAN$563.56
    DEIF RMV-112D-DELTA-415VAC-NDL+NDL-24VDC

    DEIF

    RMV-112D-DELTA-415VAC-NDL+NDL-24VDC

    VOLTAGE RELAY, UNI-LINE, TYPE RMV-112D, COUPLING: DELTA, MEASURING VOLTAGE: 240/415VAC, MODULE: 415V, SUPPLY: 24VDC, RELAY B: NORM. DEENERGIZED W/LATCH, RELAY C: NORM. DEENERGIZED W/LATCH
    ✓ IN STOCK!
    CAN$1,209.24 Buy Surplus As Low As CAN$522.57
    CAN$522.57
    Repair Yours CAN$370.89
    V INFINITY PTK25-D48-S12-T

    V INFINITY

    PTK25-D48-S12-T

    DISCONTINUED BY MANUFACTURER, VOLTAGE CONVERTER, DC-DC, AC-DC, SCREW CLAMP TERMINALS, 48 V INPUT @ 0.85 AMP, 12 V OUTPUT @ 2 AMP
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$51.45
    CAN$51.45
    DEIF RMF-112D-110VAC-60HZ-ND-ND-110VDC

    DEIF

    RMF-112D-110VAC-60HZ-ND-ND-110VDC

    DISCONTINUED BY MANUFACTURER, FREQUENCY RELAY, UNI-LINE, TYPE: RMF-112D, MEAS VOLTAGE: 110V, MODULE: 110V, 60HZ, SUPPLY: 110VDC, RELAY B: NORM. DEENERGIZED, RELAY C: NORM. DEENERGIZED, UNDER ...
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$237.06
    CAN$237.06
    Repair Yours CAN$370.89
    DEIF TAS-331DG 2W3 -200-0-1500KW/440V(L-L) 3000A/5A -333-0-2500W 4-20MA -24-24MA 500OHM 24VDC

    DEIF

    TAS-331DG 2W3 -200-0-1500KW/440V(L-L) 3000A/5A -333-0-2500W 4-20MA -24-24MA 500OHM 24VDC

    DISCONTINUED BY MANUFACTURER, SELECTABLE AC-TRANSDUCER, TYPE: TAS-331DG, ORDER NO: 100018271.10, COUPLING: 2W3, RANGE: -200-0-1500KW, RATIO VT: 440V(L-L), RATIO CT: 3000A/5A, INPUT: -333-0-2 ...
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$211.78
    CAN$211.78
    Repair Yours CAN$370.89
    CR MAGNETICS CR7310-LH-24D-.11-A-CD-ELR-R2

    CR MAGNETICS

    CR7310-LH-24D-.11-A-CD-ELR-R2

    CR7310 - GROUND FAULT SENSING RELAY, SUPPLY VOLTAGE 24 VDC, TRIP RANGE - 0.1 TO 1.0 AAC, TRIP ON DELAY - .5 TO 6 SEC, CALIBRATED DIAL, CRGFS-200 REMOTE CURRENT TRANSFORMER
    ✓ IN STOCK!
    CAN$375.31 Buy Surplus As Low As CAN$183.26
    CAN$183.26
    Repair Yours CAN$250.00
    GENERAL ELECTRIC 12HGA14ALS

    GENERAL ELECTRIC

    12HGA14ALS

    AUXILARY RELAY, 125VDC, 4 SECOND
    ✓ IN STOCK!
    CAN$226.84 Buy Surplus As Low As CAN$107.46
    CAN$107.46
    Repair Yours CAN$370.89
    ASEA BROWN BOVERI 1963190

    ASEA BROWN BOVERI

    1963190

    ABB, 1963190, SV VOLTAGE RELAY, 120VAC, 60HZ, SETTINGS 70-150
    ✓ IN STOCK!
    CAN$1,140.87 Buy Surplus As Low As CAN$516.09
    CAN$516.09
    Repair Yours CAN$370.89
    EATON CORPORATION C323PN12B

    EATON CORPORATION

    CUTLER HAMMER

    C323PN12B

    OBSOLETE, PHASE MONITOR RELAY, 208-240V, 50/60HZ
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$132.41
    CAN$132.41
    Repair Yours CAN$363.04
    GENERAL ELECTRIC 12HFC21B2A

    GENERAL ELECTRIC

    12HFC21B2A

    DISCONTINUED BY MANUFACTURER, RELAY, OVERCURRENT, 2-50AMP
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$236.75
    CAN$236.75
    Repair Yours CAN$367.58
    LITTELFUSE 250A

    LITTELFUSE

    250A

    PHASE RELAY, DPDT, 190-480V, PANEL, PRODUCT RANGE:250A SERIES, PANEL MOUNT, SCREW TERMINATION, ROHS COMPLIANT
    ✓ IN STOCK!
    CAN$468.89 Buy Surplus As Low As CAN$235.70
    CAN$235.70
    Repair Yours CAN$300.00
    LITTELFUSE PLM9405

    LITTELFUSE

    PLM9405

    PHASE RELAY, SPDT, 400-480V, SOCKET; PRODUCT RANGE:PLM SERIES; CONTACT CONFIGURATION:SPDT; CONTACT CURRENT:10A; RELAY MOUNTING:SOCKET; RELAY TERMINALS:QUICK CONNECT; SWITCHING VOLTAGE MAX:24 ...
    ✓ IN STOCK!
    CAN$374.65 Buy Surplus As Low As CAN$213.44
    CAN$213.44
    Repair Yours CAN$300.00
    GENERAL ELECTRIC MVAJ11D1BB0751A

    GENERAL ELECTRIC

    ALSTOM

    MVAJ11D1BB0751A

    DISCONTINUED BY MANUFACTURER, DISCONTINUED BY MANUFACTURE, TRIP AND CONTROL, RELAY, 110-125V
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$367.92
    CAN$367.92
    Repair Yours CAN$367.39
    ALTECH CORP GFR4D20030

    ALTECH CORP

    GFR4D20030

    EGFP+OL, 20A/480Y/277V AC, 30MA, D TRIP, 3POLE+N,50/60HZ UL1053
    ✓ IN STOCK!
    CAN$365.91 Buy Surplus As Low As CAN$278.79
    CAN$278.79
    WESTINGHOUSE 289B432A15

    WESTINGHOUSE

    289B432A15

    DISCONTINUED BY MANUFACTURER, OVERCURRENT RELAY, 2-6 AMP, 1 PHASE, 60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$249.36
    CAN$249.36
    Repair Yours CAN$362.15
    OMRON SDV-B-6

    OMRON

    SDV-B-6

    VOLTAGE SENSOR, 110VAC, 8PIN, 4-10V PICK UP, 70-95% OF PICK UP DROP OUT
    ✓ IN STOCK!
    CAN$340.82 Buy Surplus As Low As CAN$127.46
    CAN$127.46
    Repair Yours CAN$370.89
    MEGACON KCV234E

    MEGACON

    KCV234E

    SYNCRONISATION CONTROLLER 380/415VAC 50/60HZ
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$185.73
    CAN$185.73
    MEGACON KCG592

    MEGACON

    KCG592

    DISCONTINUED BY MANUFACTURER, LOSS OF MAINS PROTECTION RELAY, INPUT: 100-120/200-240/380-415/440-460 VAC 40-70 HZ, SCREW CLAMP TERMINALS, OPERATING TEMPERATURE -20 TO 70 ºC, DIN-RAIL/SCREW M ...
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$284.71
    CAN$284.71
    Repair Yours CAN$375.71
    GOTRONIC 585109

    GOTRONIC

    585109

    POWER LINE MONITOR,480VAC,50/60HZ
    ✓ IN STOCK!
    CAN$541.37 Buy Surplus As Low As CAN$251.55
    CAN$251.55
    Repair Yours CAN$364.52
    ASEA BROWN BOVERI CM-SRS.22S

    ASEA BROWN BOVERI

    CM-SRS.22S

    CURRENT MONITORING RELAY, 24-240V AC/DC, 50/60 HZ, OVER- OR UNDERCURRENT MONITORING, SCREW TERMINALS, DIN RAIL MOUNT
    ✓ IN STOCK!
    CAN$611.62 Buy Surplus As Low As CAN$328.05
    CAN$328.05
    Repair Yours CAN$300.00
    DEIF RMP121D

    DEIF

    RMP121D

    DISCONTINUED BY MANUFACTURER, REVERSE POWER RELAY, TYPE: RMP-121D, MEAS VOLTAGE: 110 VAC, MEAS POWER: 537W, SUPPLY: 110 VAC, COUPLING: 1W3, MODULE: 63.3V, MODULE: 3A, SCALE: 0.94, INVERSE TI ...
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$202.12
    CAN$202.12
    Repair Yours CAN$358.05
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