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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 701-750 of 845.
    WESTINGHOUSE 1096950

    WESTINGHOUSE

    1096950

    DISCONTINUED BY MANUFACTURER, CURRENT RELAY 4-16AMP
    ✓ IN STOCK!
    Buy Surplus As Low As $194.86
    $194.86
    Repair Yours $300.00
    SCHWEITZER ENGINEERING SEL-311C-0311C00H24254X1

    SCHWEITZER ENGINEERING

    SEL-311C-0311C00H24254X1

    DISCONTINUED BY MANUFACTURER, TRANSMISSION PROTECTION SYSTEM, LOGIC INPUT: 150 WYE / 125 VAC / 5 PHASE / 5N, POWER SUPPLY: 25 W / 125-250 / 120-230 V / 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $6,336.00
    $6,336.00
    Repair Yours $5,259.00
    BENDER B91067210W

    BENDER

    B91067210W

    DISCONTINUED BY MANUFACTURER, INSULATION MONITORING DEVICE, HIGH-PERFORMANCE, ISOMETER AND DISPLAY BUNDLE, 24-240 V, 50-400 HZ, SHOCK RESISTANT, 0-20 MA OUTPUTS
    ✓ IN STOCK!
    Buy Surplus As Low As $3,800.00
    $3,800.00
    Repair Yours $2,490.00
    CEE DTM 7031

    CEE

    DTM 7031

    DISCONTINUED BY MANUFACTURER, PROTECTION RELAY, 7000 SERIES, 5 AMP, 110 V, 50/60 HZ, SUGGESTED REPLACEMENT DTM 7033
    ✓ IN STOCK!
    Buy Surplus As Low As $730.76
    $730.76
    Repair Yours $606.53
    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 $21.00
    $21.00
    AREVA VAJS23ZG8323ACH

    AREVA

    VAJS23ZG8323ACH

    DISCONTINUED BY MANUFACTURER, TRIPPING RELAY, TYPE VAJ, 110 V
    ✓ IN STOCK!
    Buy Surplus As Low As $105.90
    $105.90
    Repair Yours $300.00
    GENERAL ELECTRIC 12JBC53L3A

    GENERAL ELECTRIC

    12JBC53L3A

    DISCONTINUED BY MANUFACTURER, RELAY / PHASE DIRECTIONAL OVERCURRENT, TYPE JBC, 120 V, 60 CYCLES, INVERSE TIME OVERCURRENT 1.5/6 AMP, INSTANTANEOUS OVERCURRENT 4-16 AMP, DIRECTIONAL PICK-UP 2 ...
    ✓ IN STOCK!
    Buy Surplus As Low As $866.05
    $866.05
    Repair Yours $718.82
    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 $280.91
    $280.91
    Repair Yours $300.00
    LITTELFUSE 460-15

    LITTELFUSE

    460-15

    3-PHASE VM/ 190-480V/ ADJ VUB/ BOX
    ✓ IN STOCK!
    $243.36 Buy Surplus As Low As $146.02
    $146.02
    Repair Yours $300.00
    GIC MG53BI

    GIC

    MG53BI

    VOLTAGE MONITORING RELAY, SM 501 SERIES, 2 C/O, 3 W, 3 PHASE, 415 V, 65 V ASYMMETRY, 50/60 HZ, 5 SECOND RELEASE / OPERATE TIME, OV / SINGLE PHASING PREVENTOR / SPP
    ✓ IN STOCK!
    $41.00 Buy Surplus As Low As $18.23
    $18.23
    Repair Yours $300.00
    SCHWEITZER ENGINEERING SEL-710-071001A0X0X0X850001

    SCHWEITZER ENGINEERING

    SEL-710-071001A0X0X0X850001

    MOTOR PROTECTION RELAY, SEL-710 SERIES, PROGRAMMABLE, 32 CUSTOM DISPLAY LABELS, 2 16 CHARACTER LCD, PROTECTION FOR OVERCURRENT / THERMAL OVERLOAD / UNDERCURRENT CURRENT UNBALANCE / CURRENT D ...
    ✓ IN STOCK!
    $6,013.70 Buy Surplus As Low As $2,791.34
    $2,791.34
    Repair Yours $2,316.81
    BENDER B91067120

    BENDER

    B91067120

    ISOMETER, ISO685-S-B, AC 0-690V; 1-460HZ / DC 0-1000V NOMINAL SYSTEM VOLTAGE, C 24-240 V; 50-400 HZ /DC 24-240V SUPPLY VOLTAGE
    ✓ IN STOCK!
    $293.33 Buy Surplus As Low As $244.44
    $244.44
    Repair Yours $300.00
    EATON CORPORATION D64RPB6

    EATON CORPORATION

    CUTLER HAMMER

    D64RPB6

    RELAY, GROUND FAULT, 10MA-6.4 AMP RANGE, 24-250 AC/DC
    ✓ IN STOCK!
    $33.16 Buy Surplus As Low As $6.91
    $6.91
    WESTINGHOUSE 1256C13H01

    WESTINGHOUSE

    1256C13H01

    DISCONTINUED BY MANUFACTURER, CURRENT MONITOR, 5-1/2 INCH ID
    ✓ IN STOCK!
    Buy Surplus As Low As $63.83
    $63.83
    Repair Yours $300.00
    NORTHERN DESIGN ELECTRONICS KWH CUBE

    NORTHERN DESIGN ELECTRONICS

    KWH CUBE

    ACTIVE ENERGY MONITOR, PANEL MOUNTED, 3 PHASE, 3/4 WIRE, 230V AC, 45-65 HZ, 5W, 1 PULSE OUTPUT, 8-DIGIT LCD WITH LED BACKLIGHT,
    ✓ IN STOCK!
    $313.00 Buy Surplus As Low As $207.00
    $207.00
    Repair Yours $300.00
    BASLER ELECTRIC BE1-59-A4E-E1C-A0N0F

    BASLER ELECTRIC

    BE1-59-A4E-E1C-A0N0F

    DISCONTINUED BY MANUFACTURER, OVER VOLTAGE RELAY, INTERNALLY OPERATED, DEFINITE, SINGLE PHASE, 110-320 VAC PICKUP, SEMI-FLUSH MOUNTING
    ✓ IN STOCK!
    Buy Surplus As Low As $614.11
    $614.11
    Repair Yours $566.34
    FW MURPHY UVR505

    FW MURPHY

    UVR505

    DISCONTINUED BY MANUFACTURER, RELAY UNDER VOLTAGE, FRONT STATUS LEDS, 12 PORTS
    ✓ IN STOCK!
    Buy Surplus As Low As $311.00
    $311.00
    Repair Yours $300.00
    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 $358.18
    $358.18
    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 $1,505.11
    $1,505.11
    Repair Yours $1,249.24
    SCHNEIDER ELECTRIC 56327

    SCHNEIDER ELECTRIC

    SQUARE D

    56327

    CURRENT PROTECTION RELAY, VIGIREX RH10M, 1 AMP, 120 VAC, DIN RIAL MOUNT
    ✓ IN STOCK!
    $2,996.00 Buy Surplus As Low As $1,449.95
    $1,449.95
    Repair Yours $811.67
    BENDER B91067010

    BENDER

    B91067010

    INSULATION MONITORING DEVICE, INTEGRATED DISPLAY, NOMINAL SYSTEM VOLTAGE RANGE: 0-690 VAC (1-460 HZ) / 0-1000 VDC, SUPPLY: 24-240 VAC (50-400 HZ) / 24-240 VDC, (ISO685-D)
    ✓ IN STOCK!
    $5,313.00 Buy Surplus As Low As $3,507.00
    $3,507.00
    Repair Yours $2,430.00
    BOLTSWITCH INC GFR-1

    BOLTSWITCH INC

    GFR-1

    GROUND FAULT RELAY, 100-1200AMP, 120VAC
    ✓ IN STOCK!
    $1,279.26 Buy Surplus As Low As $742.35
    $742.35
    Repair Yours $592.00
    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 $138.53
    $138.53
    Repair Yours $300.00
    SIEMENS 947PB10AG

    SIEMENS

    FURNAS ELECTRIC CO

    947PB10AG

    DISCONTINUED BY MANUFACTURER, VOLTAGE MONITOR 240VAC 200-235V TRIP RANGE
    ✓ IN STOCK!
    Buy Surplus As Low As $93.50
    $93.50
    MATSUSHITA ELECTRIC LT48T-24-240V

    MATSUSHITA ELECTRIC

    AROMAT

    LT48T-24-240V

    DIGITAL QUARTZ TIMER, 24-240 V AC/DC, 100 MA MAX, 8 PIN
    ✓ IN STOCK!
    $415.00 Buy Surplus As Low As $36.00
    $36.00
    Repair Yours $300.00
    GENERAL ELECTRIC 3S7505HK501A1

    GENERAL ELECTRIC

    3S7505HK501A1

    GROUND FAULT RELAY, 230 VAC, 10 AMP, 8-PIN
    ✓ IN STOCK!
    $34.00 Buy Surplus As Low As $26.00
    $26.00
    ASEA BROWN BOVERI DS201TK32A30

    ASEA BROWN BOVERI

    DS201TK32A30

    RCBO, 1P+N, 32A, 30MA SENSITIVITY
    ✓ IN STOCK!
    $988.36 Buy Surplus As Low As $452.05
    $452.05
    Repair Yours $329.13
    STEVECO 90-3

    STEVECO

    90-3

    RELAY POTENTIALS
    ✓ IN STOCK!
    Buy Surplus As Low As $14.82
    $14.82
    SCHNEIDER ELECTRIC 50745

    SCHNEIDER ELECTRIC

    MERLIN GERIN

    50745

    STANDARD UNLATCHED RELAY 110-130VAC 50/60HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $304.00
    $304.00
    Repair Yours $300.00
    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 $239.35
    $239.35
    Repair Yours $300.00
    GOTRONIC 38-100A-U-RELAY

    GOTRONIC

    38-100A-U-RELAY

    RELAY AND SOCKET UNDERSPEED CONTROL 115VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $74.05
    $74.05
    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!
    $516.00 Buy Surplus As Low As $148.94
    $148.94
    Repair Yours $300.00
    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 $532.00
    $532.00
    Repair Yours $349.00
    CEE RMS700

    CEE

    RMS700

    DISCONTINUED BY MANUFACTURER, VOLTAGE RELAY 1AMP 48VDC DIGITAL
    ✓ IN STOCK!
    Buy Surplus As Low As $600.00
    $600.00
    Repair Yours $498.00
    GENERAL ELECTRIC 12CFD22B2A

    GENERAL ELECTRIC

    12CFD22B2A

    DISCONTINUED BY MANUFACTURER,RELAY, HIGH SPEED DIFFERENTIAL, 5AMP, 60HZ, TYPE CFD
    ✓ IN STOCK!
    Buy Surplus As Low As $232.77
    $232.77
    Repair Yours $300.00
    DOLD IK9046 DC24V

    DOLD

    IK9046 DC24V

    VOLTAGE MONITOR W/LED 1NC/NO 1-3AMP 230VAC 24VDC
    ✓ IN STOCK!
    $128.00 Buy Surplus As Low As $98.00
    $98.00
    Repair Yours $300.00
    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 $1,198.00
    $1,198.00
    Repair Yours $902.00
    EATON CORPORATION 15BA4-25E

    EATON CORPORATION

    CUTLER HAMMER

    15BA4-25E

    BA-400/800, 15.5 MAX KV, 25E, EXPULSION , 15BA4-25E
    ✓ IN STOCK!
    $2,061.02 Buy Surplus As Low As $1,236.61
    $1,236.61
    Repair Yours $340.00
    EATON CORPORATION 9253C03H06

    EATON CORPORATION

    CUTLER HAMMER

    9253C03H06

    GROUND FAULT TRANSMITTER, 800,1AMP, 600VAC, 60HZ
    ✓ IN STOCK!
    $403.43 Buy Surplus As Low As $193.49
    $193.49
    Repair Yours $300.00
    ASEA BROWN BOVERI RK 411 102-DE

    ASEA BROWN BOVERI

    RK 411 102-DE

    OVER/UNDER VOLTAGE RELAY, 80-240 V, 50/60 HZ, AUXILIARY VOLTAGE: 110-125 AND 220-250 VDC, RXEG 21 SERIES
    ✓ IN STOCK!
    Buy Surplus As Low As $1,230.00
    $1,230.00
    Repair Yours $1,050.00
    SYMCOM 201A

    SYMCOM

    201A

    DISCONTINUED BY MANUFACTURER, PROTECTION RELAY, MOTORSAVER, PHASE LOSS DETECTION, REVERSE PHASE, 3 PHASE, 190/480 VAC, 50/60 HZ, 8-PIN PLUG-IN, SPDT OUTPUT, (REPLACED BY LITTELFUSE 201A)
    ✓ IN STOCK!
    Buy Surplus As Low As $90.00
    $90.00
    SIEMENS 3RH11222JC40

    SIEMENS

    3RH11222JC40

    CONTROL RELAY. 2NO+2NC
    ✓ IN STOCK!
    Buy Surplus As Low As $162.00
    $162.00
    Repair Yours $300.00
    TIME MARK CORP 272-24

    TIME MARK CORP

    272-24

    CURRENT-MONITORS, 3-PHASE CURRENT UNBALANCE DETECTOR, 1 - 5A, 24VAC, SIZE 6.06IN X 3.88IN X 2.7IN
    ✓ IN STOCK!
    $455.00 Buy New $455.00
    $217.00
    Repair Yours $300.00
    TIME MARK CORP C2642

    TIME MARK CORP

    C2642

    MONITOR RELAY, 3 PHASE, 480 VAC, 4.8IN X 4.5IN X 3.5IN SIZE, DPDT, SURFACE MOUNT, TRIP DELAY, NO TRIP RESTART, AUTOMATIC RESET
    ✓ IN STOCK!
    $330.77 Buy New $330.77
    $140.80
    Repair Yours $300.00
    DOLD BA9036 AC60HZ 400V

    DOLD

    BA9036 AC60HZ 400V

    VOLTAGE RELAY, 2 CHANGEOVER CONTACTS, 400 VAC, 0.5-10 SECOND, CLOSED CIRCUIT OPERATION, WITH TIME DELAY
    ✓ IN STOCK!
    $953.44 Buy Surplus As Low As $259.55
    $259.55
    Repair Yours $300.00
    TIME MARK CORP 2601-240VAC

    TIME MARK CORP

    2601-240VAC

    VOLTAGE FREQUENCY MONITOR, UNDER-VOLTAGE, 200-240VAC, SIZE 3.52IN X 2.44IN X 1.75IN
    ✓ IN STOCK!
    $164.00 Buy New $164.00
    $79.00
    SAMWHA PMR-220N7

    SAMWHA

    PMR-220N7

    DISCONTINUED BY MANUFACTURER, VOLTAGE MONITORING RELAY, DIN-RAIL, 160-300 VAC, 1 SPDT, 50/60 HZ, 220 VAC SUPPLY
    ✓ IN STOCK!
    Buy Surplus As Low As $86.61
    $86.61
    Repair Yours $300.00
    SCHWEITZER ENGINEERING SEL-251D-251D00-4356UHGB

    SCHWEITZER ENGINEERING

    SEL-251D-251D00-4356UHGB

    DISCONTINUED BY MANUFACTURER, DISTRIBUTION RELAY, SEL-251D, PHASE OVERCURRENT RELAY W/ VOLTAGE CONTROL, GROUND OVERCURRENT, FAULT LOCATOR, SELOGIC CONTROL INPUT / 125 VD, POWER SUPPLY / 15 W ...
    ✓ IN STOCK!
    Buy Surplus As Low As $667.80
    $667.80
    Repair Yours $583.45
    TELE CONTROLS V2PF480Y/277VSY01

    TELE CONTROLS

    V2PF480Y/277VSY01

    PHASE LOSS MONITOR, PHASE BALANCE, PHASE ROTATION, PHASE SEQUENCE 3-PH, 208-380V AC, 1 CO, SPDT RELAY OUTPUT, LED INDICATORS, ADJUSTABLE PHASE BALANCE
    ✓ IN STOCK!
    $170.00 Buy New $170.00
    $113.00
    Repair Yours $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 $139.20
    $139.20
    Repair Yours $300.00
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