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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 838.
    TIME MARK CORP C2652

    TIME MARK CORP

    C2652

    3-PHASE-MONITORS,480VAC, SIZE 3.5IN X 4.5IN X 4.8IN
    ✓ IN STOCK!
    $293.76 Buy New $293.76
    $157.44
    Repair Yours $300.00
    EXTECH 382252

    EXTECH

    382252

    EARTH GROUND RESISTANCE TESTER KIT; MEASURING FUNCTIONS:2 AND 3 POLE; RESISTANCE MEASUREMENT RANGE:20OHM, 200OHM, 2000OHM; RESISTANCE MEASUREMENT FREQUENCY:820HZ; PRODUCT RANGE:-; SVHC:NO SV ...
    ✓ IN STOCK!
    $585.00 Buy Surplus As Low As $365.89
    $365.89
    TOSHIBA 810-ZCT-100

    TOSHIBA

    810-ZCT-100

    DISCONTINUED BY MANUFACTURER, GROUND FAULT RELAY
    ✓ IN STOCK!
    Buy Surplus As Low As $314.00
    $314.00
    AUTOMATION DIRECT GFS30-M1A-24-F

    AUTOMATION DIRECT

    ACUAMP

    GFS30-M1A-24-F

    ACUAMP GROUND FAULT SENSOR, FIXED CORE, 5, 10, OR 30 MA SELECTABLE TRIP POINT, RELAY, SPST-N.O., MANUAL RESET OUTPUT, 24 VAC/VDC OPERATING VOLTAGE.
    ✓ IN STOCK!
    $460.00 Buy Surplus As Low As $186.78
    $186.78
    Repair Yours $300.00
    AUTOMATION DIRECT GFS30-M1B-24-F

    AUTOMATION DIRECT

    ACUAMP

    GFS30-M1B-24-F

    ACUAMP GROUND FAULT SENSOR, FIXED CORE, 5, 10, OR 30 MA SELECTABLE TRIP POINT, RELAY, SPST-N.C., MANUAL RESET OUTPUT, 24 VAC/VDC OPERATING VOLTAGE.
    ✓ IN STOCK!
    $460.00 Buy Surplus As Low As $282.00
    $282.00
    Repair Yours $300.00
    TIME MARK CORP B263

    TIME MARK CORP

    B263

    POWER MONITOR, 3 PHASE, 230 VAC, 30-60 HZ, 160-240 VAC, 15 AMP TO 150 VAC,10 AMP TO 240 VAC
    ✓ IN STOCK!
    $188.70 Buy New $188.70
    $91.04
    Repair Yours $300.00
    WESTINGHOUSE 606B029A09

    WESTINGHOUSE

    606B029A09

    DISCONTINUED BY MANUFACTURER, AUXILIARY RELAY, 125 VDC, TYPE AR
    ✓ IN STOCK!
    Buy Surplus As Low As $81.00
    $81.00
    Repair Yours $300.00
    SIEMENS 3RR2242-2FA30

    SIEMENS

    3RR2242-2FA30

    MONITORING RELAY, CAN BE MOUNTED TO CONTACTOR 3RT2, SIZE S0 STANDARD, DIGITALLY ADJUSTABLE APPARANT/ACTIVE CURRENT MONITORING 4...40 A, 20...400 HZ, 3-PHASE SUPPLY 24 V AC/DC 1 CHANGE-OVER C ...
    ✓ IN STOCK!
    $659.00 Buy Surplus As Low As $283.00
    $283.00
    Repair Yours $300.00
    SIEMENS 3RH2122-1AK60

    SIEMENS

    3RH2122-1AK60

    RELAY, CONTACTOR RELAY, 2 NO/2 NC, 120 VAC, 10 AMPS, SCREW, DIN RAIL MOUNT, REPLACES 3RH1122-1AK60
    ✓ IN STOCK!
    $123.35 Buy Surplus As Low As $74.01
    $74.01
    Repair Yours $300.00
    SIEMENS 3RH2262-1BB40

    SIEMENS

    3RH2262-1BB40

    CONTACTOR RELAY, AUXILIARY, 10 AMP, 24 VDC, 6 NO + 2 NC, CAPTIVE AUXILIARY SWITCH, SIZE S00, SCREW TERMINAL, SUCCESSOR FOR 3RH1262-1BB40
    ✓ IN STOCK!
    $282.24 Buy Surplus As Low As $161.28
    $161.28
    Repair Yours $300.00
    SIEMENS 3RR2141-1AA30

    SIEMENS

    3RR2141-1AA30

    MONITORING RELAY, CAN BE MOUNTED TO CONTACTOR 3RT2, SIZE S00 BASIC, ANALOG ADJUSTMENT APPARENT CURRENT MONITORING 1.6-16 A, 20-400 HZ, 2-PHASE SUPPLY 24 V AC/DC 1 CHANGE-OVER CONTACT MONITOR ...
    ✓ IN STOCK!
    $255.49 Buy Surplus As Low As $153.29
    $153.29
    Repair Yours $300.00
    MACROMATIC PMPU

    MACROMATIC

    PMPU

    MONITOR RELAY, 3-PHASE, 190-500 VAC, 8 PIN PLUG-IN, 10 AMP SPDT RELAY, PHASE LOSS, REVERSAL FIXED, UNBALANCE, OVER/UNDER VOLTAGE, ADJUSTABLE
    ✓ IN STOCK!
    $173.00 Buy New $173.00
    $148.13
    Repair Yours $300.00
    LABOTEK M301

    LABOTEK

    M301

    PHASE DETECTOR RELAY 24VAC W/SOCKET
    ✓ IN STOCK!
    $315.00 Buy Surplus As Low As $105.08
    $105.08
    Repair Yours $300.00
    LARCO 4000

    LARCO

    4000

    DISCONTINUED BY MANUFACTURER,ZONE MONITOR CONTROL BOX
    ✓ IN STOCK!
    Buy Surplus As Low As $183.60
    $183.60
    Repair Yours $300.00
    SIEMENS 3TX7115-5DC03C

    SIEMENS

    3TX7115-5DC03C

    PLUG-IN RELAY, BASIC 8-PIN, SQUARE BASE DPDT, 16A, 24VDC, USES SOCKET 3TX7144-1E4 OR 3TX7144-4E4 , 3TX71155DC03C
    ✓ IN STOCK!
    $52.92 Buy Surplus As Low As $21.69
    $21.69
    Repair Yours $300.00
    SIEMENS 3TX71155DC13C

    SIEMENS

    3TX71155DC13C

    PLUG-IN RELAY, BASIC 8-PIN, SQUARE BASE DPDT, 10A, 24VAC, USES SOCKET 3TX7144-1E4 OR 3TX7144-4E4 , 3TX71155DC13C
    ✓ IN STOCK!
    $52.00 Buy Surplus As Low As $38.00
    $38.00
    Repair Yours $300.00
    GENERAL ELECTRIC 12IFC77A2A

    GENERAL ELECTRIC

    12IFC77A2A

    RELAY ,OVERCURRENT EXTREMELY INVERSE, 50/60 HTZ, 2-50 AMPS
    ✓ IN STOCK!
    $1,428.57 Buy Surplus As Low As $475.69
    $475.69
    Repair Yours $461.79
    SIEMENS 3TX7015-1BM02

    SIEMENS

    3TX7015-1BM02

    DISCONTINUED BY MANUFACTURER, INPUT COUPLER, W/ PLUG-IN RELAY, SPRING-TYPE TERMINAL, 24VDC, 50HZ, 0.5W
    ✓ IN STOCK!
    $49.00 Buy Surplus As Low As $23.09
    $23.09
    Repair Yours $300.00
    WESTINGHOUSE 1876046

    WESTINGHOUSE

    1876046

    DISCONTINUED BY MANUFACTURER, OVERCURRENT RELAY, 0.5-2.0 AMP RANGE
    ✓ IN STOCK!
    Buy Surplus As Low As $114.68
    $114.68
    Repair Yours $300.00
    ASEA BROWN BOVERI 2.450.111.00

    ASEA BROWN BOVERI

    ENTRELEC

    2.450.111.00

    DISCONTINUED BY MANUFACTURER, CURRENT MONITORING RELAY, 2 C/O, 220-240 VAC, 50/60 HZ, MAX 400 V 5 AMP, AC15 400 V 2 AMP, AC15 250 V 3 AMP, B1 3-30 MA, B2 10-100 MA, B3 0.1-1 AMP, SCREW TERMI ...
    ✓ IN STOCK!
    Buy Surplus As Low As $84.00
    $84.00
    Repair Yours $300.00
    GENERAL ELECTRIC SPUV024DCR

    GENERAL ELECTRIC

    SPUV024DCR

    TRANSMISSION RELAY, PWR BRKII, UNDERVOLTAGE RELEASE , SPUV024DCR
    $821.34 Buy Surplus As Low As $492.80
    $492.80
    Repair Yours $409.02
    WATSCO COMPONENTS INC EAC-800

    WATSCO COMPONENTS INC

    EAC-800

    DISCONTINUED BY MANUFACTURER, MOTOR PROTECTOR, LINEBACKER, 2 AMP, 240 VAC, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $46.80
    $46.80
    Repair Yours $300.00
    HUBBELL GFPIL30125LKM

    HUBBELL

    GFPIL30125LKM

    30A/125V INLINE L5-30 LOCKING MANUAL
    ✓ IN STOCK!
    $512.00 Buy Surplus As Low As $308.00
    $308.00
    HUBBELL GFP15M

    HUBBELL

    KELLEMS

    GFP15M

    GFCI RECEPTACLE, POWER CORD, 5-15P/5-15R, 6 FEET, 120VAC
    ✓ IN STOCK!
    $739.00 Buy Surplus As Low As $444.00
    $444.00
    Repair Yours $369.00
    WESTINGHOUSE 290B225A10D

    WESTINGHOUSE

    290B225A10D

    DISCONTINUED BY MANUFACTURER, RELAY TYPE SA-1 5AMP 48/125VDC 60HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $359.00
    $359.00
    Repair Yours $329.76
    ASEA BROWN BOVERI DLMHBRAAA

    ASEA BROWN BOVERI

    SSAC

    DLMHBRAAA

    RELAYS & MONITORS, SINGLE FUNCTION, 3 PHASE, 500-600 VAC
    ✓ IN STOCK!
    $447.00 Buy Surplus As Low As $150.78
    $150.78
    Repair Yours $300.00
    SIEMENS 3UG4512-2BR20

    SIEMENS

    3UG4512-2BR20

    ANALOG MONITORING RELAY PHASE FAILURE AND SEQUENCE 3 X 160...690 V 50...60 HZ AC 2 CHANGE-OVER CONTACTS SPRING-TYPE CONNECTION SYSTEM , 3UG4512-2BR20 , 3UG4512-2BR20
    ✓ IN STOCK!
    $254.68 Buy Surplus As Low As $149.95
    $149.95
    Repair Yours $300.00
    ASEA BROWN BOVERI 1SVR440853R0000

    ASEA BROWN BOVERI

    1SVR440853R0000

    CL-LDR.16AC2 DISPLAY I/O-MODULE
    ✓ IN STOCK!
    $359.00 Buy Surplus As Low As $209.00
    $209.00
    Repair Yours $300.00
    CARLO GAVAZZI DPB71CM48

    CARLO GAVAZZI

    DPB71CM48

    480 VAC 3-PH OVER/UNDER VOLT. RLY
    ✓ IN STOCK!
    $644.11 Buy New $644.11
    $386.47
    Repair Yours $300.00
    CARLO GAVAZZI DPB01CM48

    CARLO GAVAZZI

    DPB01CM48

    MONITORING RELAY, FOR PHASE LOSS / SEQUENCE / OVER OR UNDERVOLTAGE, 3 PHASE, SPDT, 380-480 VAC, 50/60 HZ, 13 VA, DIN RAIL MOUNTING
    ✓ IN STOCK!
    $187.95 Buy New $187.95
    $108.00
    Repair Yours $300.00
    LARCO 5000

    LARCO

    5000

    DISCONTINUED BY MANUFACTURER, ZONE MONITOR WALL MOUNT 120/240VAC 50/60HZ .125AMP
    ✓ IN STOCK!
    Buy Surplus As Low As $182.83
    $182.83
    Repair Yours $300.00
    SIEMENS 3UG4651-1AW30

    SIEMENS

    3UG4651-1AW30

    SPEED MONITORING RELAY, 24-240 V, 3 A, DIN RAIL, SCREW TERMINAL, 3UG SERIES
    ✓ IN STOCK!
    $391.00 Buy Surplus As Low As $235.00
    $235.00
    Repair Yours $300.00
    SIEMENS 3TX7117-5HF13C

    SIEMENS

    3TX7117-5HF13C

    PLUG-IN RELAY, SQUARE BASE 4PDT, 14 PIN, 15A, 120VAC
    ✓ IN STOCK!
    $42.00 Buy Surplus As Low As $19.00
    $19.00
    Repair Yours $300.00
    SIEMENS 3TX7116-5FC13C

    SIEMENS

    3TX7116-5FC13C

    PLUG-IN RELAY. 3PDT. 15A. 24VAC, PLUG-IN RELAY, BASIC 11-PIN SQUARE BASE 3PDT, 15A, 24VAC USES SOCKET 3TX7144-4E8
    ✓ IN STOCK!
    $9.66 Buy Surplus As Low As $5.79
    $5.79
    Repair Yours $300.00
    SIEMENS 3TX7116-5FC03C

    SIEMENS

    3TX7116-5FC03C

    PLUG-IN RELAY. 3PDT. 15A. 24VDC, PLUG-IN RELAY, BASIC 11-PIN SQUARE BASE 3PDT, 15A, 24VDC USES SOCKET 3TX7144-4E8
    ✓ IN STOCK!
    $15.02 Buy Surplus As Low As $9.01
    $9.01
    Repair Yours $300.00
    SIEMENS 3TX7114-5DF13C

    SIEMENS

    3TX7114-5DF13C

    PLUG-IN RELAY, DPDT, 15A, 120VAC, N79, CONTROLS - PLUG-IN RELAY 3TX71
    ✓ IN STOCK!
    $34.65 Buy Surplus As Low As $21.35
    $21.35
    Repair Yours $300.00
    SIEMENS 3TX7111-3HC13C

    SIEMENS

    3TX7111-3HC13C

    PLUG-IN RELAY. 4PDT. 6A. 24VAC, PLUG-IN RELAY, BASIC 14-PIN SQUARE BASE 4PDT, 6A, 24VAC USES SOCKET 3TX7144-1E5 OR 3TX7144-4E5
    ✓ IN STOCK!
    $33.00 Buy Surplus As Low As $20.80
    $20.80
    Repair Yours $300.00
    SIEMENS 3TX7111-3HC03C

    SIEMENS

    3TX7111-3HC03C

    PLUG-IN RELAY, 4PDT, 6A, 24VDC, CONTROLS - PLUG-IN RELAY 3TX71, CONTROL PRODUCTS , 3TX7111-3HC03C , 3TX7111-3HC03C
    ✓ IN STOCK!
    $44.10 Buy Surplus As Low As $31.93
    $31.93
    Repair Yours $300.00
    OMRON K8AB-PA1

    OMRON

    K8AB-PA1

    MONITORING RELAY, 3PHASE, VOLTAGE ASYMMETRY/PHASE SEQUENCE AND PHASE LOSS RELAY, SPDT, 115-240VAC, .1-30SEC DELAY, 22.5MM WIDE
    ✓ IN STOCK!
    $162.64 Buy Surplus As Low As $108.07
    $108.07
    EATON CORPORATION D15CR26AB

    EATON CORPORATION

    CUTLER HAMMER

    D15CR26AB

    RELAY, D15 SERIES FREEDOM 600V MULTI-POLE RELAY, EIGHT-POLE, 110/120V COIL VOLTAGE, 50/60 HZ, 2NO-6NC CONTACT CONFIGURATION, 60A MAKE, 6.0A BREAK CONTACT RATING, 10A RATED OPERATIONAL CURREN ...
    ✓ IN STOCK!
    $562.00 Buy Surplus As Low As $428.00
    $428.00
    Repair Yours $300.00
    ASEA BROWN BOVERI K6NCT-600

    ASEA BROWN BOVERI

    K6NCT-600

    NEUTRAL GND FAULT SENSOR 600A
    $86.36 Buy Surplus As Low As $51.82
    $51.82
    Repair Yours Contact Us
    SIEMENS 3RH1140-1AK60

    SIEMENS

    3RH1140-1AK60

    DISCONTINUED BY MANUFACTURER, CONTROL RELAY, 4NO, 120VAC / 50/60HZ COIL, 3RH SERIES
    ✓ IN STOCK!
    Buy Surplus As Low As $61.86
    $61.86
    Repair Yours $300.00
    SIEMENS 3TX7111-3PF13

    SIEMENS

    3TX7111-3PF13

    PLUG-IN RELAY, PREMIUM LED, MECHANICAL FLAG, 14-PIN, SQUARE BASE 4PDT, 6A, 120VAC, USES SOCKET 3TX7144-1E5 OR 3TX7144-4E5 , 3TX7111-3PF13 , 3TX7111-3PF13
    ✓ IN STOCK!
    $50.40 Buy Surplus As Low As $30.45
    $30.45
    Repair Yours $300.00
    ALLEN BRADLEY 809-A18E

    ALLEN BRADLEY

    809-A18E

    DISCONTINUED BY MANUFACTURER 2009-11-29, CURRENT RELAY, INSTANTANEOUS TRIP, AUTOMATIC RE SET, 120 AMP CONTINUOUS, 1 NO OUTPUT
    ✓ IN STOCK!
    Buy Surplus As Low As $462.00
    $462.00
    Repair Yours $383.46
    CROUZET DUR-110A

    CROUZET

    DUR-110A

    SYRELEC, VOLTAGE MONITORING RELAY, DIN RAIL, SPDT 10A, 110 VAC
    ✓ IN STOCK!
    $187.68 Buy New $187.68
    $87.58
    SIEMENS RCC5P1

    SIEMENS

    RCC5P1

    CONTROL RELAY 5POLE 5NO/5NC 110/120VAC COIL
    ✓ IN STOCK!
    $111.00 Buy Surplus As Low As $40.70
    $40.70
    Repair Yours $300.00
    GOTRONIC 585100

    GOTRONIC

    585100

    POWER LINE MONITOR 480VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $197.09
    $197.09
    Repair Yours $300.00
    MARSH BELLOFRAM CML-120-ASE-5

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    CML-120-ASE-5

    OVERCURRENT MONITOR RELAY, AC, W/ MANUAL RESET, CML MODEL, OUTPUT - 10 AMPS @ 120 V AC - RESISTIVE, DPDT, CONTROL VOLTAGE - 120 V AC/DC, 50/60 HZ, SURFACE MOUNT ENCLOSURE, CURRENT TRIP POINT ...
    ✓ IN STOCK!
    $417.00 Buy New $417.00
    $300.00
    Repair Yours $300.00
    MARSH BELLOFRAM CMI-120-ASE-5

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    CMI-120-ASE-5

    OVERCURRENT MONITOR RELAY, AC, W/ MANUAL RESET, CMI MODEL, OUTPUT - 10 AMPS @ 120 V AC - RESISTIVE, DPDT, CONTROL VOLTAGE - 120 V AC, 50/60 HZ, CURRENT TRIP POINTS - 1-5 AMP
    ✓ IN STOCK!
    $561.00 Buy New $561.00
    $266.72
    Repair Yours $300.00
    MARSH BELLOFRAM CMI-120-ASE-1

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    CMI-120-ASE-1

    OVERCURRENT MONITOR RELAY, AC, W/ MANUAL RESET, CMI MODEL, OUTPUT - 10 AMPS @ 120 V AC - RESISTIVE, DPDT, CONTROL VOLTAGE - 120 V AC, 50/60 HZ, CURRENT TRIP POINTS - 0.2-1 AMP
    ✓ IN STOCK!
    $529.00 Buy New $529.00
    $200.66
    Repair Yours $300.00
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