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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 151-200 of 821.
    HUBBELL GFP1311

    HUBBELL

    GFP1311

    PORTABLE GFCI, HEAVY DUTY, STRAIGHT BLADE, 30A, 120VAC, AUTOMATIC, 2FT, YELLOW
    ✓ IN STOCK!
    $539.04 Buy Surplus As Low As $283.86
    $283.86
    Repair Yours $300.00
    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
    HUBBELL GFP6C15M

    HUBBELL

    GFP6C15M

    GFCI LINECORD, 15 AMP, 120 VOLTS, 6 FOOT
    ✓ IN STOCK!
    $164.00 Buy Surplus As Low As $117.66
    $117.66
    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 $208.20
    $208.20
    Repair Yours $300.00
    GENERAL ELECTRIC SPUV024DCR

    GENERAL ELECTRIC

    SPUV024DCR

    TRANSMISSION RELAY, PWR BRKII, UNDERVOLTAGE RELEASE , SPUV024DCR
    ✓ IN STOCK!
    $821.34 Buy Surplus As Low As $492.80
    $492.80
    Repair Yours $409.02
    GENERAL ELECTRIC 12IAC77B6A

    GENERAL ELECTRIC

    12IAC77B6A

    RELAY PROTCTV-DEV LB 50/51-TYPE IAC-FORMAT 0010
    ✓ IN STOCK!
    Buy Surplus As Low As $1,001.97
    $1,001.97
    Repair Yours $800.00
    WESTINGHOUSE 1876046

    WESTINGHOUSE

    1876046

    DISCONTINUED BY MANUFACTURER, OVERCURRENT RELAY, 0.5-2.0 AMP RANGE
    ✓ IN STOCK!
    Buy Surplus As Low As $141.58
    $141.58
    Repair Yours $300.00
    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 $102.76
    $102.76
    Repair Yours Contact Us
    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
    SIEMENS 3UG4501-1AA30

    SIEMENS

    3UG4501-1AA30

    ANALOG MONITORING RELAY FILL LEVEL MONITORING RESISTANCE MONITORING FROM 2 TO 200 KOHM 0VERSHOOT AND UNDERSHOOT SUPPLY VOLTAGE 24 V AC/DC 50 TO 60 HZ DC AND AC WITHOUT GALVANIC ISOLATION TO ...
    ✓ IN STOCK!
    $273.00 Buy Surplus As Low As $119.84
    $119.84
    Repair Yours $300.00
    GENERAL ELECTRIC 121FC53B3A

    GENERAL ELECTRIC

    121FC53B3A

    RELAY TIME OVER CURRENT, 50/60 HRTZ, 2-50 AMPS
    ✓ IN STOCK!
    Buy Surplus As Low As $557.63
    $557.63
    Repair Yours $514.31
    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 $500.73
    $500.73
    Repair Yours $461.79
    LARCO 4000

    LARCO

    4000

    DISCONTINUED BY MANUFACTURER,ZONE MONITOR CONTROL BOX
    ✓ IN STOCK!
    Buy Surplus As Low As $327.18
    $327.18
    Repair Yours $301.73
    LABOTEK M301

    LABOTEK

    M301

    PHASE DETECTOR RELAY 24VAC W/SOCKET
    ✓ IN STOCK!
    $315.00 Buy Surplus As Low As $123.62
    $123.62
    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!
    $213.44 Buy New $213.44
    $128.06
    Repair Yours $300.00
    GENERAL ELECTRIC 12PVD11C3A

    GENERAL ELECTRIC

    12PVD11C3A

    DIFFERENTIAL VOLTAGE RELAY 150V 60CYCLES TYPE PVD
    ✓ IN STOCK!
    Buy Surplus As Low As $1,060.23
    $1,060.23
    Repair Yours $1,029.22
    WESTINGHOUSE 12PVD11C11A

    WESTINGHOUSE

    12PVD11C11A

    DISCONTINUED BY MANUFACTURER, RELAY, DIFFERENTIAL, 150V, TYPE PVD
    ✓ IN STOCK!
    Buy Surplus As Low As $1,608.53
    $1,608.53
    Repair Yours $1,335.08
    FLUKE 1630

    FLUKE

    1630

    METER, GROUND RESISTANCE, CLAMP TYPE, 0.2-1000MA, FOR ELECTRICAL TESTING GROUND LEAKAGE CURRENT
    ✓ IN STOCK!
    $2,914.32 Buy Surplus As Low As $2,104.14
    $2,104.14
    Repair Yours $1,293.64
    ICM ICM401

    ICM

    ICM401

    DISCONTINUED BY MANUFACTURER, LINE MONITOR, UNIVERSAL 3 PHASE INPUT, INPUT VOLTAGE: 190-600 V AC, 18-30 V AC CONTROL, RELAY, SPST OUTPUT, 10 AMP, 50 TO 60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $77.15
    $77.15
    ICM ICM402

    ICM

    ICM402

    LINE VOLTAGE MONITOR, THREE-PHASE, 30 AMP, 190-600VAC
    ✓ IN STOCK!
    $124.00 Buy Surplus As Low As $69.00
    $69.00
    WESTINGHOUSE 290B038A09

    WESTINGHOUSE

    290B038A09

    DISCONTINUED BY MANUFACTURER, REVERSE POWER RELAY, TYPE CRN-1, 5 AMP, 120 VAC, 0.2-2 AMP RANGE
    ✓ IN STOCK!
    Buy Surplus As Low As $1,320.88
    $1,320.88
    Repair Yours $1,225.24
    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!
    $263.29 Buy Surplus As Low As $157.97
    $157.97
    Repair Yours $300.00
    WESTINGHOUSE 290B346A09

    WESTINGHOUSE

    290B346A09

    DISCONTINUED BY MANUFACTURER, TRANSFORMER DIFFERENTIAL RELAY, TYPE HU, 60 HZ, 0.2-2 AMPS
    ✓ IN STOCK!
    Buy Surplus As Low As $7,565.06
    $7,565.06
    Repair Yours $5,025.00
    WESTINGHOUSE 606B029A09

    WESTINGHOUSE

    606B029A09

    DISCONTINUED BY MANUFACTURER, AUXILIARY RELAY, 125 VDC, TYPE AR
    ✓ IN STOCK!
    Buy Surplus As Low As $234.22
    $234.22
    Repair Yours $300.00
    GENERAL ELECTRIC 12CEB51B1A

    GENERAL ELECTRIC

    12CEB51B1A

    DISCONTINUED BY MANUFACTURER, OFFSET MHO BLOCKING RELAY, 120 V, 5 AMP, 60 CYL, 0-4O OHMS
    ✓ IN STOCK!
    Buy Surplus As Low As $1,574.64
    $1,574.64
    Repair Yours $1,306.95
    GENERAL ELECTRIC 12CEY51A1D

    GENERAL ELECTRIC

    12CEY51A1D

    DISCONTINUED BY MANUFACTURER, DISTANCE RELAY, 5-AMP, 120-VOLTS, 60-CYCLE
    ✓ IN STOCK!
    Buy Surplus As Low As $1,299.08
    $1,299.08
    Repair Yours $1,078.24
    GENERAL ELECTRIC 12GGP53C1A

    GENERAL ELECTRIC

    12GGP53C1A

    DISCONTINUED BY MANUFACTURER, POWER DIRECTIONAL RELAY, 5 AMP, 120 VAC, 60 HZ, TYPE GGP
    ✓ IN STOCK!
    Buy Surplus As Low As $2,951.48
    $2,951.48
    Repair Yours $1,800.00
    ALLEN BRADLEY 817S-PTC-48

    ALLEN BRADLEY

    817S-PTC-48

    THERMISTOR MONITORING RELAY, AUTO/MANUAL/REMOTE, 24-48 VAC/DC, OPEN/SHORT CIRCUIT, DIN RAIL MOUNT
    ✓ IN STOCK!
    Buy Surplus As Low As $115.43
    $115.43
    ALLEN BRADLEY 3380-701080-1925

    ALLEN BRADLEY

    3380-701080-1925

    DISCONTINUED BY MANUFACTURER, RELAY, TIME CURRENT, 1AMP
    ✓ IN STOCK!
    Buy Surplus As Low As $984.29
    $984.29
    Repair Yours $816.97
    GENERAL ELECTRIC 12IAC53B104A

    GENERAL ELECTRIC

    12IAC53B104A

    DISCONTINUED BY MANUFACTURER, RELAY, TIME, OVERCURRENT,TIME OVERCURRENT RELAY
    ✓ IN STOCK!
    Buy Surplus As Low As $650.21
    $650.21
    Repair Yours $539.67
    GENERAL ELECTRIC 12IAV51A1A

    GENERAL ELECTRIC

    MULTILIN

    12IAV51A1A

    DISCONTINUED BY MANUFACTURER, POWER DIRECTIONAL RELAY, IAV, 115 V AC, 60 HZ, 60 CYCLES
    Buy Surplus As Low As $693.88
    $693.88
    Repair Yours $560.00
    GENERAL ELECTRIC 12IGCV51A5A

    GENERAL ELECTRIC

    MULTILIN

    12IGCV51A5A

    DISCONTINUED BY MANUFACTURER, RELAY VOLTAGE CONTROL, 70-100 V, 4-16 AMP
    ✓ IN STOCK!
    Buy Surplus As Low As $1,793.52
    $1,793.52
    Repair Yours $1,488.62
    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!
    $185.00 Buy New $185.00
    $85.00
    Repair Yours $300.00
    LOVATO 11LMU380

    LOVATO

    11LMU380

    UNDERVOLTAGE RELEASE LMU 380/ 415V 50HZ
    ✓ IN STOCK!
    $70.00 Buy New $70.00
    $51.65
    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!
    $471.67 Buy Surplus As Low As $223.56
    $223.56
    Repair Yours $300.00
    TOSHIBA 810-ZCT-100

    TOSHIBA

    810-ZCT-100

    DISCONTINUED BY MANUFACTURER, GROUND FAULT RELAY
    ✓ IN STOCK!
    Buy Surplus As Low As $494.48
    $494.48
    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!
    $589.48 Buy Surplus As Low As $353.69
    $353.69
    Repair Yours $300.00
    TIME MARK CORP 273-5-120

    TIME MARK CORP

    273-5-120

    CURRENT-MONITOR, OVER/UNDER CURRENT MONITOR, SINGLE PHASE, 8 PIN, SPDT, 1/5 AMP, 0.5 - 5A, 120VAC, PLUG-IN TYPE
    ✓ IN STOCK!
    $155.54 Buy New $155.54
    $72.15
    Repair Yours $300.00
    TIME MARK CORP C2652

    TIME MARK CORP

    C2652

    3-PHASE-MONITORS,480VAC, SIZE 3.5IN X 4.5IN X 4.8IN
    ✓ IN STOCK!
    $288.00 Buy New $288.00
    $140.00
    Repair Yours $300.00
    OMRON G3NA-440B 5-24DC

    OMRON

    G3NA-440B 5-24DC

    DISCONTINUED BY MANUFACTURER, SOLID-STATE RELAY, SURFACE MOUNTING, 1-POLE, 40 AMP, 528 VAC MAX
    ✓ IN STOCK!
    Buy Surplus As Low As $49.83
    $49.83
    NIDEC CORP CDRO-010

    NIDEC CORP

    CONTROL TECHNIQUES

    CDRO-010

    COMMAND CABLE TO POSITION CONTROLLER, 45, SERVO CABLES
    ✓ IN STOCK!
    $328.39 Buy Surplus As Low As $144.99
    $144.99
    Repair Yours $300.00
    BENDER RCM420-D-2

    BENDER

    RCM420-D-2

    GROUND-FAULT MONITOR, SUPPLY: 100-250VAC/DC, RATED INSULATION VOLTAGE: 250V, OPERATING RANGE: 70-300VAC/DC, 42-460HZ, OVERVOLTAGE CAT.: IIII
    ✓ IN STOCK!
    $957.00 Buy Surplus As Low As $426.79
    $426.79
    Repair Yours $390.00
    SIEMENS 3TX7114-5DB03C

    SIEMENS

    3TX7114-5DB03C

    PLUG-IN RELAY, DPDT, 15A, 12VDC
    ✓ IN STOCK!
    $33.00 Buy Surplus As Low As $22.00
    $22.00
    Repair Yours $300.00
    SCHWEITZER ENGINEERING SEL-321-321114256HGB1X4

    SCHWEITZER ENGINEERING

    SEL-321-321114256HGB1X4

    DISCONTINUED BY MANUFACTURER, PHASE AND GROUND DISTANCE RELAY, DIRECTIONAL OVERCURRENT, FAULT LOCATOR, ABC ROTATION, LOGIC INPUT: 5 AMP / 67-125 VDC / 60 HZ, POWER SUPPLY: 14 W / 125 VAC/DC
    ✓ IN STOCK!
    Buy Surplus As Low As $1,202.21
    $1,202.21
    Repair Yours $997.83
    EATON CORPORATION D64RPB1

    EATON CORPORATION

    CUTLER HAMMER

    D64RPB1

    RELAY, GROUND FAULT PROTECTION, 8 AMP, 250 VAC
    ✓ IN STOCK!
    $739.58 Buy Surplus As Low As $269.89
    $269.89
    Repair Yours $300.00
    CARLO GAVAZZI SM-170-380

    CARLO GAVAZZI

    ELECTROMATIC

    SM-170-380

    DISCONTINUED BY MANUFACTURER, SEQUENCE VOLTAGE RELAY, 3 PHASE, 220-380 VAC, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $240.00
    $240.00
    CARLO GAVAZZI PUB01CB2310V

    CARLO GAVAZZI

    PUB01CB2310V

    VOLTAGE LEVEL RELAY, MONITORING RELAY, SINGLE PHASE, SUPPLY: 115-230 VAC (50/60 HZ), AC/DC OVER OR UNDER-VOLTAGE MONITORING, 0.1-10 VAC/DC RANGE, SPDT RELAY OUTPUT, 3 VA, 11-PIN, REPLACES: S ...
    ✓ IN STOCK!
    $193.80 Buy New $193.80
    $127.26
    ASEA BROWN BOVERI KT6NCT-600

    ASEA BROWN BOVERI

    KT6NCT-600

    NEUTRAL GND FLT SENSOR T6 600A
    ✓ IN STOCK!
    $688.00 Buy Surplus As Low As $523.00
    $523.00
    Repair Yours $300.00
    CROUZET 84873026

    CROUZET

    84873026

    VOLTAGE MONITORING RELAY, 3 PHASE, 194-528 VAC VOLTAGE SENSING RANGE, 0.1-10S TIME DELAY, DPDT, LED STATUS INDICATION, DIN RAIL MOUNTING
    ✓ IN STOCK!
    $270.00 Buy New $270.00
    $166.78
    Repair Yours $200.00
    ASEA BROWN BOVERI DLMUBRAAA

    ASEA BROWN BOVERI

    SSAC

    DLMUBRAAA

    VOLTAGE MONITOR, 3PH, 200-480 VAC, DIN RAIL MOUNT, DELAY TIME:1 SEC ~ 30 SEC,TYPE:VOLTAGE ASYMMETRY, VOLTAGE SENSING AC, PHASE LOSS
    ✓ IN STOCK!
    $425.00 Buy Surplus As Low As $158.22
    $158.22
    Repair Yours $300.00
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