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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 301-350 of 838.
    WESTINGHOUSE 1272173A

    WESTINGHOUSE

    1272173A

    DISCONTINUED BY MANUFACTURER, IMPEDANCE RELAY, HCZ TYPE, 115VAC, 60HZ, 125VDC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$414.99
    CAN$414.99
    Repair Yours CAN$360.00
    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$144.21
    CAN$144.21
    Repair Yours CAN$357.16
    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$97.73 Buy Surplus As Low As CAN$33.26
    CAN$33.26
    Repair Yours CAN$355.50
    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$151.41 Buy Surplus As Low As CAN$119.09
    CAN$119.09
    CARLO GAVAZZI SJ-185-230-500V

    CARLO GAVAZZI

    ELECTROMATIC

    SJ-185-230-500V

    DISCONTINUED BY MANUFACTURER, VOLTAGE CONTROL, 230 VAC, 50/60 HZ, RANGE 100-500 VAC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$215.50
    CAN$215.50
    OMRON SDV-A-200V

    OMRON

    SDV-A-200V

    VOLTAGE SENSOR, 2 AMPS, 200 VOLTS (AC), 8 PIN CONNECTION
    ✓ IN STOCK!
    CAN$363.24 Buy Surplus As Low As CAN$163.01
    CAN$163.01
    Repair Yours CAN$362.13
    DOLD BD9080.12 3AC400V 50/60HZ AC230V 50/60HZ

    DOLD

    BD9080.12 3AC400V 50/60HZ AC230V 50/60HZ

    DISCONTINUED BY MANUFACTURER, PHASE MONITOR, VARIMIETER PRO, L1/L2/L3: 3AC 400 V 50/60 HZ, A1/A2: AC 230 V 50/60 HZ, ADJUSTABLE TIME DELAY BETWEEN 1.1-5 S, 0045382
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$230.25
    CAN$230.25
    Repair Yours CAN$350.17
    RHOMBERG SP430/380VAC-SP

    RHOMBERG

    SP430/380VAC-SP

    PHASE SEQUENCE/FAILURE/ASYMMETRY RELAY, 11PIN, 10AMP, SPDT, 380VAC, 5-15PERCENT NPS SENSITIVITY, LED INDICATING
    ✓ IN STOCK!
    CAN$202.11 Buy Surplus As Low As CAN$72.13
    CAN$72.13
    RHOMBERG SP430/400VAC-SP

    RHOMBERG

    SP430/400VAC-SP

    PHASE SEQUENCE/FAILURE/ASYMMETRY RELAY, 11PIN, 10AMP, SPDT, 400/415VAC, 5-15PERCENT NPS SENSITIVITY, LED INDICATING
    ✓ IN STOCK!
    CAN$201.09 Buy Surplus As Low As CAN$63.93
    CAN$63.93
    CR MAGNETICS CR5395-LH-ACV-101-B-CD-ELR-R

    CR MAGNETICS

    CR5395-LH-ACV-101-B-CD-ELR-R

    DC CURRENT SENSING RELAY, SUPPLY VOLTAGE 85-265VAC, TRIP RANGE 10-100AMPS, TIME DELAY 2-25 SEC, CALIBRATED DIAL, CRDCS-050 REMOTE DC SENSOR
    ✓ IN STOCK!
    CAN$462.18 Buy Surplus As Low As CAN$163.15
    CAN$163.15
    Repair Yours CAN$357.16
    ASHCROFT 351005PH02LXUL300

    ASHCROFT

    351005PH02LXUL300

    COMMERCIAL PRESSURE GAUGE 3-1/2IN. DIAL 1/4IN. LOWER CONN ABS CASE BRASS SOCKET 0-300 PSI RANGE
    ✓ IN STOCK!
    CAN$42.12 Buy Surplus As Low As CAN$26.03
    CAN$26.03
    GENERAL ELECTRIC 12IFC66AD1A

    GENERAL ELECTRIC

    12IFC66AD1A

    DISCONTINUED BY MANUFACTURER, PROT RELAY, LONG TIME OVERCURRENT, 50/60HZ
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$245.52
    CAN$245.52
    MATSUSHITA ELECTRIC CM1F-D-12V

    MATSUSHITA ELECTRIC

    AROMAT

    CM1F-D-12V

    RELAY, 35A, 12V, 5 PIN
    ✓ IN STOCK!
    CAN$20.42 Buy Surplus As Low As CAN$8.01
    CAN$8.01
    Repair Yours CAN$357.16
    EZ DIGITAL FG7005C

    EZ DIGITAL

    FG7005C

    SWEEP FUNCTION GENERATOR, LED DISPLAY, BUILT-IN FREQUENCY COUNTER, 0.05 HZ TO 5 MHZ IN 7 RANGE, 2% OF FULL SCALE ACCURACY, 115-230 V, 15 WATT
    ✓ IN STOCK!
    CAN$815.20 Buy Surplus As Low As CAN$216.91
    CAN$216.91
    Repair Yours CAN$357.16
    ASEA BROWN BOVERI DDA802A-63/0.03

    ASEA BROWN BOVERI

    DDA802A-63/0.03

    TYPE A RCD BLOCK,2P, 63A, 30MA
    ✓ IN STOCK!
    CAN$331.04 Buy Surplus As Low As CAN$134.36
    CAN$134.36
    Repair Yours CAN$360.23
    ASEA BROWN BOVERI DDA204A-63/0.03

    ASEA BROWN BOVERI

    DDA204A-63/0.03

    SENSOR, 63A, 7.6W, 4POLE, 230/400V, 30MA
    ✓ IN STOCK!
    CAN$660.69 Buy Surplus As Low As CAN$517.47
    CAN$517.47
    CR MAGNETICS CR7310-EH-120-.11-C-CD-ELR-R2

    CR MAGNETICS

    CR7310-EH-120-.11-C-CD-ELR-R2

    CR7310 - GROUND FAULT SENSING RELAY, SUPPLY VOLTAGE - 120 VAC, TRIP RANGE - 0.1 TO 1.0 AAC , TRIP ON DELAY - .1 TO 1 SEC, CALIBRATED DIAL, CRGFS-200 REMOTE CURRENT TRANSFORMER
    ✓ IN STOCK!
    CAN$370.10 Buy Surplus As Low As CAN$192.34
    CAN$192.34
    Repair Yours CAN$360.00
    CR MAGNETICS CR5395-LH-24D-110-C-CD-ELR-I

    CR MAGNETICS

    CR5395-LH-24D-110-C-CD-ELR-I

    CR5395 - DC CURRENT SENSING RELAY, SUPPLY VOLTAGE 24 VDC, TRIP RANGE - 1.0 TO 10 AAC, TRIP ON DELAY - .1 TO 1 SEC, CALIBRATED DIAL, INTERNAL TRANSFORMER
    ✓ IN STOCK!
    CAN$227.67 Buy Surplus As Low As CAN$135.68
    CAN$135.68
    Repair Yours CAN$353.59
    DOLD BA9041

    DOLD

    BA9041

    DISCONTINUED BY MANUFACTURER, PHASE MONITORING RELAY, DPDT CONTACTS, 3PHASE, 400VAC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$184.52
    CAN$184.52
    Repair Yours CAN$360.00
    ASEA BROWN BOVERI WLM945A5S

    ASEA BROWN BOVERI

    SSAC

    WLM945A5S

    SSAC, ASEA BROWN BOVERI, WLM945A5S, VOLTAGE MONITOR THREE PHASE, 400-480VAC, 5SEC TRIP DELAY, 5SEC RESTART DELAY,
    ✓ IN STOCK!
    CAN$230.61 Buy Surplus As Low As CAN$103.17
    CAN$103.17
    Repair Yours CAN$357.16
    ASEA BROWN BOVERI 1SVR550881R9400

    ASEA BROWN BOVERI

    1SVR550881R9400

    (PRICE/EA) CM-PBE PHASE LOSS MONI. 3PH.+ N , 1SVR550881R9400
    ✓ IN STOCK!
    CAN$180.31 Buy Surplus As Low As CAN$141.77
    CAN$141.77
    Repair Yours CAN$357.16
    NK TECHNOLOGIES AGL3-SDT1-24U-ENE-TR3

    NK TECHNOLOGIES

    AGL3-SDT1-24U-ENE-TR3

    AC GROUND FAULT SENSORS, AGL SERIES,RELAY OUTPUT,SOLID-CORE,24U - 24 VAC/VDC POWERED, JUMPER SELECT 5, 10 OR 30 MA SETPOINT, NORMALLY ENERGIZED, BASE TERMINALS, SPDT 1 A @ 120 VAC, 2 A @ 30 ...
    ✓ IN STOCK!
    CAN$819.45 Buy Surplus As Low As CAN$623.80
    CAN$623.80
    Repair Yours CAN$281.38
    NK TECHNOLOGIES AG3-NOAC-24U-NF-TR3

    NK TECHNOLOGIES

    AG3-NOAC-24U-NF-TR3

    AC GROUND FAULT SENSORS, AG SERIES, SOLID STATE OUTPUT,SOLID-CORE,24U - 24 VAC/VDC POWERED, JUMPER SELECT 5, 10 OR 30 MA SETPOINT, NORMALLY DE-ENERGIZED, TOP TERMINALS, N.O. 1 A @ 240 VAC
    ✓ IN STOCK!
    CAN$586.94 Buy Surplus As Low As CAN$309.07
    CAN$309.07
    Repair Yours CAN$357.16
    OMRON K8DT-AW1TD

    OMRON

    K8DT-AW1TD

    MEASURING AND MONITORING, CURRENT RELAY, 1-PHASE, 24VAC, DIN RAIL, 50/60HZ
    ✓ IN STOCK!
    CAN$360.63 Buy Surplus As Low As CAN$201.60
    CAN$201.60
    Repair Yours CAN$353.54
    OMRON K8DT-AS3CD

    OMRON

    K8DT-AS3CD

    CURRENT MONITORING RLY, SPDT, 24V, DIN, PRODUCT RANGE:K8DT-AS SERIES, CONTACT CONFIGURATION:SPDT, CONTACT CURRENT:-, RELAY MOUNTING:DIN RAIL, CONTACT VOLTAGE VAC:-, RELAY TERMINALS:SCREW, CO ...
    ✓ IN STOCK!
    CAN$600.13 Buy Surplus As Low As CAN$230.57
    CAN$230.57
    Repair Yours CAN$353.54
    OMRON K8DT-AW3TA

    OMRON

    K8DT-AW3TA

    CURRENT MONITORING RLY, SPST, 240V, DIN, PRODUCT RANGE:K8DT-AW SERIES, CONTACT CONFIGURATION:SPST-NO, CONTACT CURRENT:5A, RELAY MOUNTING:DIN RAIL, CONTACT VOLTAGE VAC:250V, RELAY TERMINALS:S ...
    ✓ IN STOCK!
    CAN$659.32 Buy Surplus As Low As CAN$408.31
    CAN$408.31
    Repair Yours CAN$353.54
    MACROMATIC VMP480A

    MACROMATIC

    VMP480A

    VOLTAGE MONITOR RELAY FOR 480 VAC, 10 AMP RELAY, DPDT, ADJ PICK UP, FIXED DROP OUT AND TRIP DELAY, PLUG-IN
    ✓ IN STOCK!
    CAN$198.48 Buy New CAN$198.48
    CAN$151.70
    Repair Yours CAN$362.13
    MACROMATIC PCPU

    MACROMATIC

    PCPU

    MONITOR RELAY, 3-PHASE, 190-500VAC, 8 PIN SPDT, 10AMP, PHASE REVERSAL - FIXED TRIP
    ✓ IN STOCK!
    CAN$165.88 Buy New CAN$165.88
    CAN$60.96
    BENDER RCMA420-D-1

    BENDER

    RCMA420-D-1

    GROUND-FAULT MONITOR, FOR GROUNDED AND HIGH-RESISTANCE, 10MA-500MA, RMS MEASURMENT VALUES
    ✓ IN STOCK!
    CAN$2,157.04 Buy Surplus As Low As CAN$626.38
    CAN$626.38
    GAST MANUFACTURING AJ135G

    GAST MANUFACTURING

    AJ135G

    FILTER
    ✓ IN STOCK!
    CAN$229.67 Buy Surplus As Low As CAN$151.70
    CAN$151.70
    EATON CORPORATION ARD4L

    EATON CORPORATION

    CUTLER HAMMER

    ARD4L

    MACHINE TOOL RELAY, AR/ARD CONVERTIBLE CONTACT INDUSTRIAL CONTROL DC RELAY, FOUR-POLE, 24 VDC COIL VOLTAGE, 4 BLANK CAVITIES
    ✓ IN STOCK!
    CAN$1,110.09 Buy Surplus As Low As CAN$463.95
    CAN$463.95
    Repair Yours CAN$317.48
    SIEMENS 3RH1131-1BA40

    SIEMENS

    FURNAS ELECTRIC CO

    3RH1131-1BA40

    CONTACTOR RELAY, 3 N/0 + 1 N/C, 12 VDC, SCREW TERMINAL
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$92.15
    CAN$92.15
    SIEMENS 3RH1244-1BB40

    SIEMENS

    FURNAS ELECTRIC CO

    3RH1244-1BB40

    DISCONTINUED BY MANUFACTURER, CONTROL RELAY, SCREW TERMINALS, 4NO, 4NC, 24VDC COIL
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$127.60
    CAN$127.60
    Repair Yours CAN$360.00
    GENERAL ELECTRIC 12IFC53A1A

    GENERAL ELECTRIC

    12IFC53A1A

    DISCONTINUED BY MANUFACTURER, INVERSE TIME OVERCURRENT RELAY, IFC TYPE, NON-DIRECTIONAL SINGLE-PHASE, 50/60HZ RATING, 14 INPUT POINTS, TIME RELAY TEST BUTTON
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$507.00
    CAN$507.00
    Repair Yours CAN$354.47
    ASEA BROWN BOVERI 202T3004-UL

    ASEA BROWN BOVERI

    202T3004-UL

    DISCONTINUED BY MANUFACTURER, MONITOR, GROUND FAULT, 24/32VDC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$176.76
    CAN$176.76
    Repair Yours CAN$357.16
    GOTRONIC 38-100A-U-RELAY

    GOTRONIC

    38-100A-U-RELAY

    RELAY AND SOCKET UNDERSPEED CONTROL 115VAC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$104.98
    CAN$104.98
    ASEA BROWN BOVERI CM-IVN.S

    ASEA BROWN BOVERI

    CM-IVN.S

    COUPLING UNIT, VOLTAGE RANGE EXPANSION FOR CM-IWN.1, 690 VAC / 1000 VDC, 15-400 HZ, DIN RAIL MOUNT, HOUSING IP50 / TERMINALS IP20, (1SVR750669R9400)
    ✓ IN STOCK!
    CAN$710.24 Buy Surplus As Low As CAN$211.16
    CAN$211.16
    Repair Yours CAN$357.16
    SIEMENS 3RR2143-1AA30

    SIEMENS

    3RR2143-1AA30

    MONITORING RELAY, CAN BE MOUNTED TO CONTACTOR 3RT2, SIZE S2 BASIC, ANALOG ADJUSTMENT APPARENT CURRENT MONITORING 8...80 A, 50...60 HZ, 2-PHASE SUPPLY 24 V AC/DC 1 CHANGE-OVER CONTACT MONITOR ...
    ✓ IN STOCK!
    CAN$677.21 Buy Surplus As Low As CAN$530.23
    CAN$530.23
    Repair Yours CAN$360.00
    SIEMENS 947PB10AG

    SIEMENS

    FURNAS ELECTRIC CO

    947PB10AG

    DISCONTINUED BY MANUFACTURER, VOLTAGE MONITOR 240VAC 200-235V TRIP RANGE
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$132.56
    CAN$132.56
    GENERAL ELECTRIC 12CFD22B2A

    GENERAL ELECTRIC

    12CFD22B2A

    DISCONTINUED BY MANUFACTURER,RELAY, HIGH SPEED DIFFERENTIAL, 5AMP, 60HZ, TYPE CFD
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$318.99
    CAN$318.99
    Repair Yours CAN$357.16
    MINILEC D1VCR2-AC-220-240V

    MINILEC

    D1VCR2-AC-220-240V

    DISCONTINUED BY MANUFACTURER, UNDER/OVER VOLTAGE RELAY, SINGLE PHASE, 220-240 V, LED INDICATOR
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$29.77
    CAN$29.77
    MARS 32585

    MARS

    32585

    DISCONTINUED BY MANUFACTURER, AC CURRENT MONITOR, 24-240 VAC, RELAY AMP RATING 8 A, 5-20 AMP TRIP POINT ADJUSTABLE, TRIP DELAY ADJUSTABLE TO 50 SEC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$90.48
    CAN$90.48
    Repair Yours CAN$355.91
    TIME MARK CORP A258B-208

    TIME MARK CORP

    A258B-208

    DISCONTINUED BY MANUFACTURER, POWER MONITOR RELAY, 3-PHASE MONITOR, 208-250 VAC, 50/60HZ, 8 PIN, LED INDICATOR, MODEL 258
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$69.11
    CAN$69.11
    Repair Yours CAN$360.00
    TIME MARK CORP A258B-440

    TIME MARK CORP

    A258B-440

    DISCONTINUED BY MANUFACTURER, POWER MONITOR RELAY, 3-PHASE MONITOR, 440-480 VAC, 50/60 HZ, 8-PIN, LED INDICATOR, MODEL 258
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$62.21
    CAN$62.21
    Repair Yours CAN$360.00
    HARTLAND CONTROLS HCR-12CT1AA

    HARTLAND CONTROLS

    HCR-12CT1AA

    DISCONTINUED BY MANUFACTURER, RELAY, COIL, 30AMP, 1HP/120VAC, 2.5HP/240VAC, NC 3AMP 227VAC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$16.37
    CAN$16.37
    Repair Yours CAN$357.16
    AREVA VAJS23ZG8323ACH

    AREVA

    VAJS23ZG8323ACH

    DISCONTINUED BY MANUFACTURER, TRIPPING RELAY, TYPE VAJ, 110 V
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$127.62
    CAN$127.62
    Repair Yours CAN$360.00
    PUNEET INDUSTRIAL CONTROLS 1P10S

    PUNEET INDUSTRIAL CONTROLS

    1P10S

    DISCONTINUED BY MANUFACTURER, EARTH FAULT RELAY, ON DELAY TIMER, 1-5 AMP, 240 V, NO / NC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$237.20
    CAN$237.20
    Repair Yours CAN$357.16
    ASEA BROWN BOVERI 715330-F80

    ASEA BROWN BOVERI

    715330-F80

    DISCONTINUED BY MANUFACTURER, CURRENT TRANSFORMER POWER SHIELD
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$284.64
    CAN$284.64
    LITTELFUSE PLR380A

    LITTELFUSE

    PLR380A

    LINE MONITOR, 3 PHASE, SERIES: PLR, OCTAL 8-PIN PLUG-IN, 340-450 VAC, 5 AMP, 50/60 HZ, SPDT
    ✓ IN STOCK!
    CAN$249.14 Buy Surplus As Low As CAN$195.65
    CAN$195.65
    Repair Yours CAN$353.59
    GENERAL ELECTRIC IC2820-D300B10

    GENERAL ELECTRIC

    IC2820-D300B10

    DISCONTINUED BY MANUFACTURER, FIELD LOSS RELAY, 600 VAC MAX, 10 AMP
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$350.46
    CAN$350.46
    Repair Yours CAN$360.00
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