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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 251-300 of 841.
    LABOTEK M301

    LABOTEK

    M301

    PHASE DETECTOR RELAY 24VAC W/SOCKET
    ✓ IN STOCK!
    CAN$460.18 Buy Surplus As Low As CAN$180.60
    CAN$180.60
    Repair Yours CAN$373.15
    LARCO 4000

    LARCO

    4000

    DISCONTINUED BY MANUFACTURER,ZONE MONITOR CONTROL BOX
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$262.96
    CAN$262.96
    Repair Yours CAN$366.74
    GENERAL ELECTRIC 121FC53B3A

    GENERAL ELECTRIC

    121FC53B3A

    RELAY TIME OVER CURRENT, 50/60 HRTZ, 2-50 AMPS
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$814.64
    CAN$814.64
    Repair Yours CAN$638.16
    CROUZET 84-873-015

    CROUZET

    SYRELEC

    84-873-015

    PHASE MONITOR, FW, 3 X 384V-552V/50-60HZ, 8AMP 250V 1/3HP 240V AC, DIN RAIL MOUNT, REPLACED BY 84873026
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$150.12
    CAN$150.12
    Repair Yours CAN$250.00
    GENERAL ELECTRIC SPUV024DCR

    GENERAL ELECTRIC

    SPUV024DCR

    TRANSMISSION RELAY, PWR BRKII, UNDERVOLTAGE RELEASE , SPUV024DCR
    ✓ IN STOCK!
    CAN$1,199.89 Buy Surplus As Low As CAN$719.93
    CAN$719.93
    Repair Yours CAN$490.82
    BENDER RCM465Y-13

    BENDER

    RCM465Y-13

    DISCONTINUED BY MANUFACTURER,GROUND FAULT RELAY, 30-300MA ,RESPONSE 0-1S, 90-132V
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$784.19
    CAN$784.19
    Repair Yours CAN$522.68
    GENERAL ELECTRIC 12SFF31A1A

    GENERAL ELECTRIC

    12SFF31A1A

    DISCONTINUED BY MANUFACTURER, RELAY, STATIC FREQUENCY, TYPE SFF, 120 V RMS, 24-108 VAC, 48 / 110 / 450 VDC, 44-61 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$613.57
    CAN$613.57
    Repair Yours CAN$426.16
    RADWELL VERIFIED SUBSTITUTE D65VMLS480-SUB

    RADWELL VERIFIED SUBSTITUTE

    D65VMLS480-SUB

    SUBSTITUTE FOR EATON CORPORATION D65VMLS480, PHASE MONITOR RELAY, 3-PHASE , 190-500 VAC, DIN RAIL, 10 AMP DPDT RELAYS, PHASE LOSS, REVERSAL - FIXED, UNBALANCE, OVER/UNDER VOLTAGE - ADJUSTABL ...
    ✓ IN STOCK!
    CAN$262.96 Buy New CAN$262.96
    Repair Yours CAN$250.00
    GENERAL ELECTRIC 12CLPG12B3A

    GENERAL ELECTRIC

    12CLPG12B3A

    DISCONTINUED BY MANUFACTURER, CARRIER GROUND DIRECTIONAL RELAY, 120VAC, 5AMP, 60HZ, 125VDC, 1AMP, 1-4/2-8 OVERCURRENT AMP, TYPE CLPG12C
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,467.36
    CAN$1,467.36
    Repair Yours CAN$1,000.46
    NK TECHNOLOGIES AG3-NOR-120-NF-TR3

    NK TECHNOLOGIES

    AG3-NOR-120-NF-TR3

    GROUND FAULT SENSOR, 10MA, 30MA, 5MA, 120VAC, 30VDC, 2.0A, 120VAC, 0.5A
    ✓ IN STOCK!
    CAN$313.45 Buy Surplus As Low As CAN$117.22
    CAN$117.22
    ASEA BROWN BOVERI RK-626-430-AB

    ASEA BROWN BOVERI

    RK-626-430-AB

    DIFFERENTIAL RELAY TRANSFORMER, 5AMP,
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,387.84
    CAN$1,387.84
    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$476.25 Buy Surplus As Low As CAN$191.04
    CAN$191.04
    Repair Yours CAN$373.15
    MATSUSHITA ELECTRIC CM1F-D-12V

    MATSUSHITA ELECTRIC

    AROMAT

    CM1F-D-12V

    RELAY, 35A, 12V, 5 PIN
    ✓ IN STOCK!
    CAN$21.04 Buy Surplus As Low As CAN$9.71
    CAN$9.71
    Repair Yours CAN$373.15
    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$840.01 Buy Surplus As Low As CAN$262.96
    CAN$262.96
    Repair Yours CAN$366.74
    SCHWEITZER ENGINEERING SEL-221G-221G05-4256MHGB

    SCHWEITZER ENGINEERING

    SEL-221G-221G05-4256MHGB

    DISCONTINUED BY MANUFACTURER, PHASE/GROUND DISTANCE RELAY, POWER SUPPY 125VAC/DC 14W, LOGIC INPUT 125VDC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$2,683.13
    CAN$2,683.13
    Repair Yours CAN$1,896.13
    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$237.63 Buy Surplus As Low As CAN$125.07
    CAN$125.07
    Repair Yours CAN$373.15
    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$679.38 Buy Surplus As Low As CAN$420.74
    CAN$420.74
    Repair Yours CAN$360.00
    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$204.52 Buy New CAN$204.52
    CAN$156.32
    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
    REGAL REXNORD 3 1/2F SB SLEEVE

    REGAL REXNORD

    KOP FLEX

    3 1/2F SB SLEEVE

    3 1/2F SB SLEEVE, FAST COUPLING-500 , 3 1/2F SB SLEEVE
    ✓ IN STOCK!
    CAN$3,974.19 Buy Surplus As Low As CAN$2,362.10
    CAN$2,362.10
    Repair Yours CAN$1,074.04
    KEYENCE CORP RF-500

    KEYENCE CORP

    RF-500

    LASER SCANNER, W BREAKAGE, DC 5 V, CLASS 2, 12 PIN ROUND CONNECTION
    ✓ IN STOCK!
    CAN$3,449.16 Buy Surplus As Low As CAN$930.12
    CAN$930.12
    Repair Yours CAN$729.92
    TE CONNECTIVITY 252-PVRU-PQBX-C6

    TE CONNECTIVITY

    CROMPTON INSTRUMENTS

    252-PVRU-PQBX-C6

    PHASE LOSS RELAY, 5 AMP, 120 VAC, 60 HZ, DIN RAIL MOUNT
    ✓ IN STOCK!
    CAN$460.18 Buy Surplus As Low As CAN$276.11
    CAN$276.11
    Repair Yours CAN$360.02
    MACROMATIC PMD575

    MACROMATIC

    PMD575

    PHASE MONITOR RELAY, 3 PHASE, 460-600V AC, 10A DPDT OUTPUT, PHASE LOSS / REVERSAL / UNBALANCE, OVERVOLTAGE / UNDERVOLTAGE, DIN RAIL MOUNT
    ✓ IN STOCK!
    CAN$387.14 Buy New CAN$387.14
    CAN$232.28
    FW MURPHY UVR505

    FW MURPHY

    UVR505

    DISCONTINUED BY MANUFACTURER, RELAY UNDER VOLTAGE, FRONT STATUS LEDS, 12 PORTS
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$454.34
    CAN$454.34
    Repair Yours CAN$365.26
    SCHNEIDER ELECTRIC RM4TR32

    SCHNEIDER ELECTRIC

    TELEMECANIQUE

    RM4TR32

    DISCONTINUED BY MANUFACTURER, PHASE FAILURE RELAY, 300V, 5A, RM4,50/60HZ, REPLACED BY RM22TR33
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$523.26
    CAN$523.26
    SCHNEIDER ELECTRIC GC-200D

    SCHNEIDER ELECTRIC

    SQUARE D

    GC-200D

    DISCONTINUED BY MANUFACTURER, GROUND FAULT RELAY, 120 VAC, 24 VDC, DIN RAIL MOUNT, 5A/10A TRIP ALARM
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$2,198.80
    CAN$2,198.80
    Repair Yours CAN$1,499.15
    MARSH BELLOFRAM SLA-220-AFN

    MARSH BELLOFRAM

    ATC

    SLA-220-AFN

    DISCONTINUED BY MANUFACTURER, PHASE SEQUENCE, LOSS MONITOR
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$305.95
    CAN$305.95
    Repair Yours CAN$373.15
    GOTRONIC 631103

    GOTRONIC

    631103

    DISCONTINUED BY MANUFACTURER, MOTION DETECTOR, UNDER/OVER SPEED DETECTOR, 120 VAC INPUT POWER, 50/60 HZ, OUTPUT TERMINALS: 10 AMP, 120 VAC RESISTIVE, SPEED RANGE: 200 TO 2000 PPM PROGRAMABLE ...
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$349.66
    CAN$349.66
    Repair Yours CAN$373.15
    GOTRONIC 38-100A-U-RELAY

    GOTRONIC

    38-100A-U-RELAY

    RELAY AND SOCKET UNDERSPEED CONTROL 115VAC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$108.18
    CAN$108.18
    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$731.86 Buy Surplus As Low As CAN$217.58
    CAN$217.58
    Repair Yours CAN$360.00
    SIEMENS 3UL0303-0EA

    SIEMENS

    3UL0303-0EA

    DISCONTINUED BY MANUFACTURER, DIFFERENTIAL RELAY, 230 VAC, 50/60 HZ, 0.03-3 AMP ADJUSTABLE, 0.02-1 SEC ADJUSTABLE TIME DELAY, LED INDICATOR, TEST AND RESET BUTTONS, SCREW CLAMP TERMINALS, DI ...
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$777.19
    CAN$777.19
    Repair Yours CAN$431.83
    CEE RMS700

    CEE

    RMS700

    DISCONTINUED BY MANUFACTURER, VOLTAGE RELAY 1AMP 48VDC DIGITAL
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$876.53
    CAN$876.53
    Repair Yours CAN$616.19
    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$340.05
    CAN$340.05
    Repair Yours CAN$360.02
    DOLD IK9046 DC24V

    DOLD

    IK9046 DC24V

    VOLTAGE MONITOR W/LED 1NC/NO 1-3AMP 230VAC 24VDC
    ✓ IN STOCK!
    CAN$186.99 Buy Surplus As Low As CAN$143.17
    CAN$143.17
    Repair Yours CAN$371.20
    ALLEN BRADLEY 1420-V2-ENT

    ALLEN BRADLEY

    1420-V2-ENT

    POWER MONITOR 500, 600 VAC, ELECTRIC POWER INDICATOR, 600 VAC, ETHERNET/IP COMMUNICATION
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,750.15
    CAN$1,750.15
    Repair Yours CAN$1,082.40
    SCHNEIDER ELECTRIC 56327

    SCHNEIDER ELECTRIC

    SQUARE D

    56327

    CURRENT PROTECTION RELAY, VIGIREX RH10M, 1 AMP, 120 VAC, DIN RIAL MOUNT
    ✓ IN STOCK!
    CAN$4,249.34 Buy Surplus As Low As CAN$2,118.22
    CAN$2,118.22
    Repair Yours CAN$988.22
    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$202.38
    CAN$202.38
    Repair Yours CAN$371.20
    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$136.59
    CAN$136.59
    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$522.43
    CAN$522.43
    Repair Yours CAN$365.26
    ALTECH CORP GFR4D20030

    ALTECH CORP

    GFR4D20030

    EGFP+OL, 20A/480Y/277V AC, 30MA, D TRIP, 3POLE+N,50/60HZ UL1053
    ✓ IN STOCK!
    CAN$368.14 Buy Surplus As Low As CAN$280.49
    CAN$280.49
    ASEA BROWN BOVERI 290B658A09

    ASEA BROWN BOVERI

    290B658A09

    DISCONTINUED BY MANUFACTURER, DIFFERENTIAL RELAY, KD3, SINGLE PHASE, DISTANCE, 290B658R09
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,509.27
    CAN$1,509.27
    Repair Yours CAN$1,143.37
    GENERAL ELECTRIC 12HFC21B2A

    GENERAL ELECTRIC

    12HFC21B2A

    DISCONTINUED BY MANUFACTURER, RELAY, OVERCURRENT, 2-50AMP
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$238.20
    CAN$238.20
    Repair Yours CAN$369.82
    ASEA BROWN BOVERI 1963190

    ASEA BROWN BOVERI

    1963190

    ABB, 1963190, SV VOLTAGE RELAY, 120VAC, 60HZ, SETTINGS 70-150
    ✓ IN STOCK!
    CAN$1,147.84 Buy Surplus As Low As CAN$519.24
    CAN$519.24
    Repair Yours CAN$373.15
    GENERAL ELECTRIC 12HGA14ALS

    GENERAL ELECTRIC

    12HGA14ALS

    AUXILARY RELAY, 125VDC, 4 SECOND
    ✓ IN STOCK!
    CAN$228.22 Buy Surplus As Low As CAN$108.12
    CAN$108.12
    Repair Yours CAN$373.15
    ALLEN BRADLEY 809-B20E

    ALLEN BRADLEY

    809-B20E

    809-B20E, 809B20E, INSTANTANEOUS TRIP CURRENT RELAY, 130AMP
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,755.73
    CAN$1,755.73
    Repair Yours CAN$1,209.15
    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$559.68 Buy Surplus As Low As CAN$188.83
    CAN$188.83
    Repair Yours CAN$360.00
    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$237.63 Buy Surplus As Low As CAN$125.07
    CAN$125.07
    Repair Yours CAN$371.20
    SIEMENS 3TK2022-7AM0

    SIEMENS

    FURNAS ELECTRIC CO

    3TK2022-7AM0

    MINIATURE CONTACTOR, FLAT CONNECTOR TERMINAL, 2 NO + 2 NC, SCREW MOUNTING (DIAGONAL), 220VAC, 50-60HZ
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$192.84
    CAN$192.84
    OMRON K8DT-AW3CD

    OMRON

    K8DT-AW3CD

    RELAY OUTPUT, 24 VAC/VDC, SPDT, 5 AMP, 0.1-30 SECOND DELAY TIME, DIN RAIL MOUNT
    ✓ IN STOCK!
    CAN$438.27 Buy Surplus As Low As CAN$176.11
    CAN$176.11
    Repair Yours CAN$360.00
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