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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.

    Rockwell Disclaimer: The product is used surplus. Radwell is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because Radwell is not an authorized distributor of this product, the Original Manufacturer’s warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, Radwell makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. Radwell also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. Radwell also makes no representations as to your right to install any such firmware on the product. Radwell will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

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    Results 401-450 of 841.
    SCHNEIDER ELECTRIC RM3TR112VS7

    SCHNEIDER ELECTRIC

    TELEMECANIQUE

    RM3TR112VS7

    DISCONTINUED BY MANUFACTURER, VOLTAGE LOSS RELAY, 3 PHASE, 380-420 VAC, 50/60 HZ, DIN RAIL MOUNT
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$541.70
    CAN$541.70
    SCHNEIDER ELECTRIC RM35UB3N30

    SCHNEIDER ELECTRIC

    SQUARE D

    RM35UB3N30

    VOLTAGE CONTROL RELAY, DPDT, 114V-329V; PRODUCT RANGE:ZELIO RM35UB3 SERIES; CONTACT CONFIGURATION:DPDT; CONTACT CURRENT:5A; RELAY MOUNTING:DIN RAIL; RELAY TERMINALS:SCREW; SWITCHING VOLTAGE ...
    ✓ IN STOCK!
    CAN$554.54 Buy Surplus As Low As CAN$434.57
    CAN$434.57
    Repair Yours CAN$360.02
    REGAL REXNORD 303-237

    REGAL REXNORD

    UNICO

    303-237

    DISCONTINUED BY MANUFACTURER, RELAY MODULE, LNO CONVERTER, INTERFACE ADAPTER FIBER OPTIC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$496.97
    CAN$496.97
    WESTINGHOUSE 1293C47G12

    WESTINGHOUSE

    1293C47G12

    DISCONTINUED BY MANUFACTURER, GROUND FAULT RELAY, (P/N 255P156H06C), .125 AMPS, 120 VAC, 50/60 HZ, 28-125 VDC OUTPUT, 255P156H06C
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$461.38
    CAN$461.38
    INVENSYS FBM207B

    INVENSYS

    FOXBORO

    FBM207B

    DISCONTINUED BY MANUFACTURER, VOLTAGE MONITOR, CONTACT SENSE INPUT MODULE, CHANNEL ISOLATION, 16-CHANNEL, 24 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$369.30
    CAN$369.30
    Repair Yours CAN$371.91
    WESTINGHOUSE 1096950

    WESTINGHOUSE

    1096950

    DISCONTINUED BY MANUFACTURER, CURRENT RELAY 4-16AMP
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$284.67
    CAN$284.67
    Repair Yours CAN$373.15
    DOLD MK9056.12 AC50/60HZ 380-500V

    DOLD

    MK9056.12 AC50/60HZ 380-500V

    DISCONTINUED BY MANUFACTURER, PHASE MONITORING RELAY, 3 PHASE, DPDT, 380-500 VAC, 50/60 HZ, 230 VAC SWITCHING, DIN RAIL MOUNT, (0028411)
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$150.47
    CAN$150.47
    Repair Yours CAN$360.00
    CEE DTM 7033

    CEE

    DTM 7033

    RELAY / MACHINE DIFFERENTIAL PROTECTION, SERIES 7000, 2 DUAL SLOPE BIAS, LEVEL 1 / ADJUSTABLE / 2-20 %, LEVEL 2 / FIXED AT 50 %, 3 PHASE, ANSI FUNCTION CODE: 87 M, FOR ROTATING MACHINES
    ✓ IN STOCK!
    CAN$8,381.56 Buy Surplus As Low As CAN$2,620.66
    CAN$2,620.66
    Repair Yours CAN$2,188.01
    RADWELL VERIFIED SUBSTITUTE PMDU-SUB

    RADWELL VERIFIED SUBSTITUTE

    PMDU-SUB

    SUBSTITUTE FOR MACROMATIC PMDU , 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$182.61 Buy New CAN$182.61
    Repair Yours CAN$370.17
    BROYCE CONTROL LPRT/2 400V

    BROYCE CONTROL

    LPRT/2 400V

    UNDER VOLTAGE MONITORING RELAY, 3 PHASE, 243-540 VAC, 48-63 HZ, 50 MS RESPONSE TIME, DPDT, DIN RAIL MOUNT
    ✓ IN STOCK!
    CAN$147.51 Buy Surplus As Low As CAN$116.87
    CAN$116.87
    ITI SPVRB240

    ITI

    SPVRB240

    VOLTAGE SENSING RELAY, PHASE VOLTAGE RELAY, TRIP DELAY: 1-10 SEC, 240 VAC +/- 10%, 3 PHASE, 60 HZ, BI-COLORED LED STATUS INDICATOR, AUTOMATIC OR MANUAL MODE
    ✓ IN STOCK!
    CAN$2,591.66 Buy Surplus As Low As CAN$1,400.26
    CAN$1,400.26
    Repair Yours CAN$1,006.14
    MEGACON KCG598E 380-415V/220-240V/150-300V/3R/6O

    MEGACON

    KCG598E 380-415V/220-240V/150-300V/3R/6O

    LOSS OF MAINS PROTECTION RELAY, THREE PHASE, 4-WIRE, AUXILIARY VOLTAGE: 380-415 VAC (50/60 HZ), INPUT 1: 220-240 V, RANGE: 150-300 V, OUTPUT 1: 3 RELAY, OUTPUT 2: 6 OPTO, IP21
    ✓ IN STOCK!
    CAN$2,368.10 Buy Surplus As Low As CAN$1,799.82
    CAN$1,799.82
    Repair Yours CAN$999.76
    MINILEC VSP-1

    MINILEC

    VSP-1

    DISCONTINUED BY MANUFACTURER, PREVENTER, SINGLE PHASE, 415 V
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$240.83
    CAN$240.83
    Repair Yours CAN$360.02
    GENERAL ELECTRIC 12CEY51A2D

    GENERAL ELECTRIC

    12CEY51A2D

    DISCONTINUED BY MANUFACTURER, DISTANCE RELAY, CEY TYPE, MHO, 5 AMP, 120 V, 0.2 / 2.0 TARGET SEAL IN AMP, 0.75-30 UNIT, 60 ANGLE SETTING
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,266.30
    CAN$1,266.30
    Repair Yours CAN$903.40
    SCHWEITZER ENGINEERING SEL-TPR-3TPR31000IRJ6

    SCHWEITZER ENGINEERING

    SEL-TPR-3TPR31000IRJ6

    DISCONTINUED BY MANUFACTURER, UNDERGROUND TEST POINT RESET FAULT INDICATOR, DIRECT REPLACEMENT SEL-TPR-TPR#8BMJ
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$156.49
    CAN$156.49
    Repair Yours Contact Us
    INGERSOLL RAND RLY01869

    INGERSOLL RAND

    TRANE

    RLY01869

    DISCONTINUED BY MANUFACTURER, RELAY, START, SPST, 50 AMP COIL, 239 V PICK UP, 135 V DROP OUT, SUGGESTED REPLACEMENT RLY3210
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$35.28
    CAN$35.28
    BASLER ELECTRIC BE1-59N-A5E-E1L-N0S1F

    BASLER ELECTRIC

    BE1-59N-A5E-E1L-N0S1F

    DISCONTINUED BY MANUFACTURER, GROUND FAULT OVERVOLTAGE RELAY, MODEL BE1-59N, SINGLE PHASE, INPUT 120VAC 50HZ, NOMINAL 1-20VAC PICKUP, OUTPUT 1NO RELAY OVER, TIMING OVER-DIFINITE 0.1-99.9SEC, ...
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$804.94
    CAN$804.94
    Repair Yours CAN$568.84
    ASEA BROWN BOVERI 609300K03

    ASEA BROWN BOVERI

    609300K03

    PHASE,SENSOR, 600A, K1600
    ✓ IN STOCK!
    CAN$856.08 Buy Surplus As Low As CAN$336.95
    CAN$336.95
    INVENSYS FBM217

    INVENSYS

    FOXBORO

    FBM217

    DISCONTINUED BY MANUFACTURER, INPUT INTERFACE MODULE, DISCRETE, GROUP ISOLATED, 32 INPUT, VOLTAGE MONITOR
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$330.48
    CAN$330.48
    Repair Yours CAN$360.02
    AGM ELECTRONICS TA 5060-1

    AGM ELECTRONICS

    TA 5060-1

    SUPERVISORY TRANSMITTER, PLUG-IN, REPLACEMENT MODEL
    ✓ IN STOCK!
    CAN$886.28 Buy Surplus As Low As CAN$252.53
    CAN$252.53
    Repair Yours CAN$373.15
    ASEA BROWN BOVERI CM-ESS.1S

    ASEA BROWN BOVERI

    CM-ESS.1S

    VOLTAGE MONITORING RELAY, SPDT, 4 AMP, 250 VAC, 750 MW, 81-12 AWG, SCREW TYPE TERMINALS, DIN RAIL MOUNT, -40 TO +85 DEGREE C, (1SVR730830R0300)
    ✓ IN STOCK!
    CAN$1,004.68 Buy Surplus As Low As CAN$620.89
    CAN$620.89
    Repair Yours CAN$360.00
    KEARNEY NATIONAL INC 22.017-04-600-A/4H

    KEARNEY NATIONAL INC

    22.017-04-600-A/4H

    DISCONTINUED BY MANUFACTURER, FAULT INDICATOR CRAB, 600AMP
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$20.15
    CAN$20.15
    SCHWEITZER ENGINEERING SEL321-321124256HNB554

    SCHWEITZER ENGINEERING

    SEL321-321124256HNB554

    PHASE AND GROUND DISTANCE RELAY, DIRECTIONAL OVERCURRENT RELAY, SEL-321, FAULT LOCATOR, 125 VDC LOGIC INPUT, 5 AMP, 25W MAX, 85-264 VAC / 85-350 VDC POWER SUPPLY, 50/60 HZ, ABC ROTATION
    ✓ IN STOCK!
    CAN$5,348.97 Buy Surplus As Low As CAN$2,888.44
    CAN$2,888.44
    Repair Yours CAN$2,245.58
    ASEA BROWN BOVERI SPAJ 135 C-AA

    ASEA BROWN BOVERI

    ABB ROBOTICS

    SPAJ 135 C-AA

    DISCONTINUED BY MANUFACTURER, COMBINED OVERCURRENT AND EARTH-FAULT RELAY, 80...265 VAC, 50/60 HZ, SCREW TERMINAL
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,554.39
    CAN$1,554.39
    Repair Yours CAN$720.47
    WESTINGHOUSE 289B432A15

    WESTINGHOUSE

    289B432A15

    DISCONTINUED BY MANUFACTURER, OVERCURRENT RELAY, 2-6 AMP, 1 PHASE, 60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$278.75
    CAN$278.75
    Repair Yours CAN$360.02
    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$370.16
    CAN$370.16
    Repair Yours CAN$369.63
    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$377.60 Buy Surplus As Low As CAN$184.38
    CAN$184.38
    Repair Yours CAN$250.00
    CR MAGNETICS CR4395-EL-240-330-C-CD-ELR-I

    CR MAGNETICS

    CR4395-EL-240-330-C-CD-ELR-I

    AC CURRENT SENSING RELAY, SUPPLY VOLTAGE 240 VAC, TRIP RANGE- 3.0 TO 30 AAC, TRIP ON DELAY - .1 TO 1 SEC, CALIBRATED DIAL, INTERNAL TRANSFORMER
    ✓ IN STOCK!
    CAN$270.26 Buy Surplus As Low As CAN$159.66
    CAN$159.66
    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$824.93 Buy Surplus As Low As CAN$645.76
    CAN$645.76
    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$19.17
    CAN$19.17
    Repair Yours CAN$369.63
    GENERAL ELECTRIC 350-E-P5-G5-H-E-S-C-P-1E-D-N

    GENERAL ELECTRIC

    MULTILIN

    350-E-P5-G5-H-E-S-C-P-1E-D-N

    DISCONTINUED BY MANUFACTURER, FEEDER PROTECTION, LCD, 5 AMP, 3 PHASE, 120-240 VAC / 125-250 VDC, STANDARD FACEPLATE, VOLTAGE PROTECTION, ENGLISH
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$3,514.46
    CAN$3,514.46
    Repair Yours CAN$2,776.39
    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$245.37 Buy Surplus As Low As CAN$192.84
    CAN$192.84
    Repair Yours CAN$373.15
    ASEA BROWN BOVERI 587C0427-61114

    ASEA BROWN BOVERI

    587C0427-61114

    DISCONTINUED BY MANUFACTURER, RELAY / DISTRIBUTION PROTECTION SYSTEM, INDUSTRIAL CONTROL EQUIPMENT, TYPE / DPU 2000R, PHASE / 0.4-12 AMP, GROUND / 0.4-12 AMP, 38-58 VDC, 60 HZ, 1-12 AMP, 70- ...
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$598.10
    CAN$598.10
    Repair Yours CAN$470.54
    ASCO 214B83-600VAC

    ASCO

    214B83-600VAC

    DISCONTINUED BY MANUFACTURER, OVER VOLTAGE MONITOR, AUTOMATIC SWITCH COMPANY, 3 V TRIP, 660 PHASE, 600 VAC, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$722.00
    CAN$722.00
    Repair Yours CAN$561.55
    MOTOR PROTECTION ELEC. INC 004-120-118

    MOTOR PROTECTION ELEC. INC

    004-120-118

    STANDARD PLUG-IN VOLTAGE MONITOR, SPDT
    ✓ IN STOCK!
    Call For Availability
    PILZ ZF/F/10S/1UZ1SZFBM:470KOHM

    PILZ

    ZF/F/10S/1UZ1SZFBM:470KOHM

    RELAY, 24-60 VAC DC, 3,5 VA, 250 VAC, 5 AMPS, 1100 VA
    ✓ IN STOCK!
    CAN$490.44 Buy Surplus As Low As CAN$198.86
    CAN$198.86
    Repair Yours CAN$250.00
    CROUZET DSR-24A

    CROUZET

    SYRELEC

    DSR-24A

    DISCONTINUED BY MANUFACTURER, UNDER VOLTAGE MONITOR, VOLTAE RATING: 24VAC, OUTPUT CURRENT: [SPDT] 10A, OUTPUT VOLTAGE: 240VAC, DIN-RAIL MOUNT
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$254.02
    CAN$254.02
    Repair Yours CAN$372.24
    HONEYWELL R447A 1076

    HONEYWELL

    R447A 1076

    DISCONTINUED BY MANUFACTURER, SWITCHING RELAY, 2 WIRE, 240 V, DPST @ 16A/SPST @ 22A, FULL LOAD
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$31.56
    CAN$31.56
    Repair Yours CAN$360.02
    TRAFOX VR-12US

    TRAFOX

    VR-12US

    DISCONTINUED BY MANUFACTURER, GROUND FAULT MONITOR, 110-120 VAC, 60 HZ, 2.5 VA
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$131.48
    CAN$131.48
    Repair Yours CAN$366.74
    ASEA BROWN BOVERI 64418-1V

    ASEA BROWN BOVERI

    BALDOR RELIANCE

    64418-1V

    RELAY
    ✓ IN STOCK!
    CAN$2,863.27 Buy Surplus As Low As CAN$1,211.22
    CAN$1,211.22
    Repair Yours CAN$1,003.31
    SCHWEITZER ENGINEERING SEL-751A-751A51A0X0X71850000

    SCHWEITZER ENGINEERING

    SEL-751A-751A51A0X0X71850000

    DISCONTINUED BY MANUFACTURER, FEEDER PROTECTION RELAY, MODEL SEL-751A, 20 W / 40 VA, 110-250 V, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$3,003.05
    CAN$3,003.05
    Repair Yours CAN$2,126.26
    ASEA BROWN BOVERI 411T4175-HF

    ASEA BROWN BOVERI

    411T4175-HF

    DISCONTINUED BY MANUFACTURER, RELAY, UNDERVOLTAGE PHASE SEQUENCE, 27N TYPE, CIRCUIT SHIELD, DEFINITE CURVE, 0-10 SECOND, 2-C, SINGLE PHASE, 60-110V TAP RANGE, 150V MAX, 50/60 HZ, CONTROL 48/ ...
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$562.44
    CAN$562.44
    Repair Yours CAN$390.64
    AREVA VAJHM53SF147D/M

    AREVA

    VAJHM53SF147D/M

    DISCONTINUED BY MANUFACTURER, TRIPPING RELAY, TYPE VAJ, 110 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$146.12
    CAN$146.12
    MARSH BELLOFRAM SAL-575-ALE

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    SAL-575-ALE

    DISCONTINUED BY MANUFACTURER, PHASE MONITOR, 575 V AC, 50/60 HZ, 3 A, 600 V AC RES. RATED CONTACTS, LED INDICATOR, SCREW CLAMP TERMINALS
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$236.02
    CAN$236.02
    Repair Yours CAN$373.15
    GENERAL ELECTRIC 12GCXG51A12A

    GENERAL ELECTRIC

    12GCXG51A12A

    DISCONTINUED BY MANUFACTURER, DISTANCE RELAY, 5 AMP, 60 CYCLE, 120 V
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,388.27
    CAN$1,388.27
    Repair Yours CAN$971.80
    GENERAL ELECTRIC 12HGA18L2A

    GENERAL ELECTRIC

    12HGA18L2A

    DISCONTINUED BY MANUFACTURER, VOLTAGE RELAY, 125 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$414.07
    CAN$414.07
    Repair Yours CAN$369.63
    TELE CONTROLS G2JM5AL20

    TELE CONTROLS

    G2JM5AL20

    CURRENT MONITORING RELAY, OVERLOAD, 3-PH, 5A AC/DC RANGE, MULTIFUNCTION, 2 CO, DPDT, LED INDICATORS, SUPPLY VOLTAGE VIA TR2 MODULES, FOR USE WITH 5A CURRENT TRANSFORMERS
    ✓ IN STOCK!
    CAN$562.44 Buy New CAN$562.44
    CAN$372.53
    Repair Yours CAN$372.24
    RADWELL VERIFIED SUBSTITUTE PLM6502-SUB

    RADWELL VERIFIED SUBSTITUTE

    PLM6502-SUB

    SUBSTITUTE FOR ASEA BROWN BOVERI SSAC PLM6502, PHASE MONITOR RELAY, 3-PHASE , PHASE LOSS, PHASE REVERSAL, UNDERVOLTAGE, 240VAC, 10A, SPDT
    ✓ IN STOCK!
    CAN$166.54 Buy New CAN$166.54
    ALLEN BRADLEY 809-B24

    ALLEN BRADLEY

    809-B24

    DISCONTINUED BY MANUFACTURER, CURRENT RELAY, INSTANTANEOUS TRIP, 210 AMP, 600 VAC, MOUNTABLE
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$3,103.21
    CAN$3,103.21
    Repair Yours CAN$2,289.96
    ALLEN BRADLEY 809-A20

    ALLEN BRADLEY

    809-A20

    INSTANTANEOUS TRIP CURRENT RELAY, 130AMP, NEMA OPEN, 1RP,
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$3,213.12
    CAN$3,213.12
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