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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 101-150 of 843.
    ASEA BROWN BOVERI 1SVR450423R0600

    ASEA BROWN BOVERI

    1SVR450423R0600

    DISCONTINUED BY MANUFACTURER, CURRENT MONITOR, 3 PHASE
    ✓ IN STOCK!
    Buy Surplus As Low As $336.00
    $336.00
    Repair Yours $300.00
    SIEMENS 3RH1140-1BG40

    SIEMENS

    FURNAS ELECTRIC CO

    3RH1140-1BG40

    DISCONTINUED BY MANUFACTURER, CONTACTOR RELAY, 4-NORMALLY OPEN CONTACTS, 125 VDC, TERMINAL SIZE S00, SUGGESTED REPLACEMENT IS 3RH2140-1BG40
    ✓ IN STOCK!
    Buy Surplus As Low As $96.31
    $96.31
    SIEMENS 3RS1800-1BQ00

    SIEMENS

    3RS1800-1BQ00

    DISCONTINUED BY MANUFACTURER 01/10/2018, COUPLING RELAY, 2 CHANGE-OVER CONTACTS, 24 V & 110-120 VAC/DC, INDUSTRIAL ENCLOSURE, SCREW TERMINAL
    ✓ IN STOCK!
    $122.00 Buy Surplus As Low As $22.12
    $22.12
    SIEMENS 3TX7014-1BB00

    SIEMENS

    FURNAS ELECTRIC CO

    3TX7014-1BB00

    DISCONTINUED BY MANUFACTURER, RELAY, 1-3AMP, 24VDC/AC, 0.5W, DIN RAIL
    ✓ IN STOCK!
    $31.13 Buy Surplus As Low As $18.30
    $18.30
    SIEMENS 3TX7014-1BM02

    SIEMENS

    FURNAS ELECTRIC CO

    3TX7014-1BM02

    DISCONTINUED BY MANUFACTURER, INPUT COUPLER WITH PLUG-IN RELAY, 1 CHANGE-OVER CONTACT, HARD GOLD-PLATED, SCREW TERMINAL, 24 V DC, ENCLOSURE WIDTH 6.2 MM
    ✓ IN STOCK!
    $61.67 Buy Surplus As Low As $22.15
    $22.15
    SIEMENS 3UG4633-1AL30

    SIEMENS

    3UG4633-1AL30

    DIGITAL MONITORING RELAY, VOLTAGE MONITORING, 22.5 MM, 17-275 VAC/DC, OVERSHOOT AND UNDERSHOOT, SELF-POWERED, SPIKE DELAY 0.1 TO 20 S, HYSTERESIS 0.1 TO 150 V, 1 CO CONTACT, WITH OR WITHOUT ...
    ✓ IN STOCK!
    $242.00 Buy Surplus As Low As $156.00
    $156.00
    Repair Yours $200.00
    SIEMENS 3TX7114-5LC03

    SIEMENS

    3TX7114-5LC03

    PLUG-IN RELAY, PREMIUM LED, MECHANICAL FLAG, 8-PIN, SQUARE BASE DPDT, 15A, 24VDC, USES SOCKET 3TX7144-1E6 OR 3TX7144-4E6
    ✓ IN STOCK!
    $62.00 Buy Surplus As Low As $29.00
    $29.00
    Repair Yours $300.00
    SIEMENS 3UG4617-1CR20

    SIEMENS

    3UG4617-1CR20

    MONITORING RELAY, DIGITAL, LCD DISPLAY, 0-20 S OFF DELAY, 3-PHASE, 160-690 V, 50/60 HZ, IP20, (SUCCESSOR: 3UG5618-1CR20)
    ✓ IN STOCK!
    $716.82 Buy Surplus As Low As $430.09
    $430.09
    Repair Yours $300.00
    SIEMENS 3UG4622-1AA30

    SIEMENS

    3UG4622-1AA30

    DIGITAL MONITORING RELAY, SIRIUS, 1 PHASE, 3 POLE, 5 AMP, 690 VAC, 50/60 HZ, SCREW TYPE TERMINAL, DIN RAIL MOUNT, -25 TO +60 DEGREES C, IP20
    ✓ IN STOCK!
    $394.00 Buy Surplus As Low As $72.00
    $72.00
    Repair Yours $300.00
    SIEMENS 3RS1800-2BW00

    SIEMENS

    3RS1800-2BW00

    RELAY, SIRIUS 3RS18 SERIES, 24 - 240 VAC/DC, DPDT, 3 AMP, 750 VA, NON-LATCHING, SPRING TERMINAL , 3RS1800-2BW00
    ✓ IN STOCK!
    $169.00 Buy Surplus As Low As $129.00
    $129.00
    Repair Yours $300.00
    SIEMENS 3RS1800-1HQ00

    SIEMENS

    3RS1800-1HQ00

    DISCONTINUED BY MANUFACTURER 10/01/2022, COUPLING RELAYS, 24V AND 110-120V AC/DC, SCREW TERMINAL, SUCCESSOR: 3RQ2000-1CW00
    ✓ IN STOCK!
    Buy Surplus As Low As $88.00
    $88.00
    Repair Yours Contact Us
    SIEMENS 3RS1800-1HP01

    SIEMENS

    3RS1800-1HP01

    DISCONTINUED BY MANUFACTURER 10/01/20202, RELAY MODULE, 24 VUC,220-240 VAC, 3 CHANGE ONER CONTACTS, SCREW TYPE TERMINAL DIN RAIL MOUNT, PREFERRED SUCCESSOR 3RQ2000-1CW01 , 3RS1800-1HP01
    ✓ IN STOCK!
    $168.00 Buy Surplus As Low As $128.00
    $128.00
    Repair Yours $300.00
    SIEMENS 3TX7115-5LC03

    SIEMENS

    FURNAS ELECTRIC CO

    3TX7115-5LC03

    DISCONTINUED BY MANUFACTURER, PLUG-IN RELAY, PREMIUM LED, MECHANICAL FLAG, 8-PIN, SQUARE BASE DPDT, 10A, 24VDC, USES SOCKET 3TX7144-4E4
    ✓ IN STOCK!
    Buy Surplus As Low As $14.00
    $14.00
    SIEMENS 3TX7114-5LB03

    SIEMENS

    3TX7114-5LB03

    PLUG-IN RELAY, PREMIUM LED, MECHANICAL FLAG, 8-PIN, SQUARE BASE DPDT, 15A, 12VDC, USES SOCKET 3TX7144-1E6 OR 3TX7144-4E6
    ✓ IN STOCK!
    $24.00 Buy Surplus As Low As $10.69
    $10.69
    Repair Yours $300.00
    NESELCO 601-E-2000

    NESELCO

    601-E-2000

    BUSBAR MONITOR
    ✓ IN STOCK!
    Buy Surplus As Low As $403.89
    $403.89
    Repair Yours $392.08
    SIEMENS 3UG4513-2BR20

    SIEMENS

    3UG4513-2BR20

    VOLTAGE PHASE MONITOR, 3PHASE RELAY, ADJUSTABLE UNDERVOLTAGE ASYMMETRY 20% FIXED 3 X 160 TO 690 V 50 TO 60 HZ AC HYSTERESIS 5% FIXED DELAY TIME 0-20 S 2 CHANGE-OVER CONTACTS SCREW TERMINAL , ...
    ✓ IN STOCK!
    $671.00 Buy Surplus As Low As $321.00
    $321.00
    Repair Yours $300.00
    MINILEC VMRD2

    MINILEC

    VMRD2

    DISCONTINUED BY MANUFACTURER, VOLTAGE MONITORING RELAY, 415 VAC, 1120/220/230/240/380/415/440 VAC ± 10% AUX. SUPPLY, 1CO / (2 CO) OUTPUT REPLAY CONTACTS
    ✓ IN STOCK!
    Buy Surplus As Low As $108.76
    $108.76
    Repair Yours $300.00
    SYMCOM 601

    SYMCOM

    601

    VOLTAGE MONITOR, MOTORSAVER, 3 PHASE, 11 SETPOINTS, PROGRAMMABLE, 3 DIGIT LED DISPLAY, RESET PUSHBUTTON, 190-480 VAC LINE VOLTAGE, 50/60 HZ
    ✓ IN STOCK!
    $637.86 Buy Surplus As Low As $338.00
    $338.00
    Repair Yours $300.00
    HUBBELL GFP4305

    HUBBELL

    GFP4305

    GFCI, POWER CORD, 6FT; GFCI TYPE:POWER CORD; GFCI PLUG TYPE:-; GFCI RECEPTACLE TYPE:-; CURRENT RATING:30A; VOLTAGE RATING:208VAC; CORD LENGTH - IMPERIAL:6FT; CORD LENGTH - METRIC:1.83M; PROD ...
    ✓ IN STOCK!
    $827.97 Buy Surplus As Low As $689.98
    $689.98
    Repair Yours $548.22
    ALLEN BRADLEY 809-A04C

    ALLEN BRADLEY

    809-A04C

    RELAY,CURRENT 600V AC/DC MAX
    ✓ IN STOCK!
    Buy Surplus As Low As $1,485.52
    $1,485.52
    Repair Yours $1,297.88
    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 $301.87
    $301.87
    Repair Yours $300.00
    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 $159.50
    $159.50
    Repair Yours $300.00
    SIEMENS 3TX7114-5DB03C

    SIEMENS

    3TX7114-5DB03C

    PLUG-IN RELAY, DPDT, 15A, 12VDC
    ✓ IN STOCK!
    $40.00 Buy Surplus As Low As $27.00
    $27.00
    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
    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
    ASEA BROWN BOVERI PLS120A

    ASEA BROWN BOVERI

    SSAC

    PLS120A

    DISCONTINUED BY MANUFACTURER, REVERSE PHASE RELAY, 3 PHASES, 120V, 10A
    ✓ IN STOCK!
    $173.00 Buy Surplus As Low As $54.30
    $54.30
    ASEA BROWN BOVERI KVM6

    ASEA BROWN BOVERI

    SSAC

    KVM6

    SINGLE PHASE VOLTAGE MONITOR RELAY, 5 STRAIGHT BLADES, ADJUSTMENT RANGE: 156-199 VAC, OUTPUT: 230 VAC, RATING: 8 A, 1/3 HP
    ✓ IN STOCK!
    $147.03 Buy Surplus As Low As $54.45
    $54.45
    Repair Yours $300.00
    ASEA BROWN BOVERI HLMUDRAAA

    ASEA BROWN BOVERI

    SSAC

    HLMUDRAAA

    3 PHASE VOLTAGE MONITOR, 200-480VAC, ADJUSTABLE, 3-PHASE DELTA OR WYE WITH NO CONNECTION TO NEUTRAL, 50 / 60 AUTOMATICALLY DETECTED; 240 V AC: 50 / 60; 380 V AC: 50; 480 V AC: 60, DPDT
    ✓ IN STOCK!
    $308.00 Buy Surplus As Low As $176.00
    $176.00
    Repair Yours $300.00
    TIME MARK CORP A246

    TIME MARK CORP

    A246

    3-PHASE-MONITORS,120VAC, SIZE 3.8IN X 1.95IN X 1.95IN
    ✓ IN STOCK!
    $119.00 Buy New $119.00
    $53.33
    Repair Yours $300.00
    GOTRONIC 513100

    GOTRONIC

    513100

    POWER LINE MONITOR, 10 AMP, 240 VAC, 50/60 HZ, 1/10 HP, 4-5 SECOND
    ✓ IN STOCK!
    Buy Surplus As Low As $157.78
    $157.78
    Repair Yours $300.00
    GENERAL ELECTRIC 12BDD16B16A

    GENERAL ELECTRIC

    12BDD16B16A

    DISCONTINUED BY MANUFACTURER, DIFFERENTIAL RELAY, W/PERCENTAGE & HARMONIC RESTRAINT, 5 AMP, 60 CYL, 48-125 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $2,393.73
    $2,393.73
    Repair Yours $1,900.00
    SIEMENS 3UG4511-1BN20

    SIEMENS

    3UG4511-1BN20

    ANALOG MONITORING RELAY, PHASE SEQUENCE MONITORING 3 X 160, 260V, 50/60HZ, DIN RAIL
    ✓ IN STOCK!
    $252.00 Buy Surplus As Low As $167.00
    $167.00
    Repair Yours $300.00
    SIEMENS 3RH1122-1KB40

    SIEMENS

    FURNAS ELECTRIC CO

    3RH1122-1KB40

    DISCONTINUED BY MANUFACTURER, CONTROL RELAY, 2NO/2NC, 24 V DC, EXTENDED COIL
    ✓ IN STOCK!
    Buy Surplus As Low As $104.55
    $104.55
    SIEMENS 3RS1800-1BW00

    SIEMENS

    3RS1800-1BW00

    (PRICE/PC) RELAY, 24 - 240VUC, 2CO,SCREW, CONTROLS - INTERFACE 3RS , 3RS1800-1BW00
    ✓ IN STOCK!
    $163.00 Buy Surplus As Low As $124.00
    $124.00
    Repair Yours $300.00
    SIEMENS 3TX7014-1BM00

    SIEMENS

    FURNAS ELECTRIC CO

    3TX7014-1BM00

    DISCONTINUED BY MANUFACTURER 10/01/2020, OUTPUT COUPLER, WITH PLUG-IN RELAY, 1 CHANGE-OVER CONTACT, SCREW TERMINAL, 24 V DC, ENCLOSURE WIDTH 6.2 MM
    ✓ IN STOCK!
    Buy Surplus As Low As $72.10
    $72.10
    ALLEN BRADLEY 810-A05A

    ALLEN BRADLEY

    810-A05A

    DISCONTINUED BY MANUFACTURER 02/28/2010, CURRENT RELAY, INVERSE TIME-DELAY, 9 AMP MAX, CONTINUOUS, 1 NORMALLY CLOSED OUTPUT, AUTOMATIC RESET, WITH BLUE DASHPOT FLUID
    ✓ IN STOCK!
    Buy Surplus As Low As $2,067.80
    $2,067.80
    Repair Yours $1,644.00
    ALLEN BRADLEY 809-A25E

    ALLEN BRADLEY

    809-A25E

    DISCONTINUED BY MANUFACTURER, RELAY, INSTANTANEOUS TRIP CURRENT, COIL CURRENT 216A, 600V MAX, AC-AMPS-DC
    ✓ IN STOCK!
    Buy Surplus As Low As $1,797.60
    $1,797.60
    Repair Yours $1,193.61
    ALLEN BRADLEY 809-A13E

    ALLEN BRADLEY

    809-A13E

    DISCONTINUED BY THE MANUFACTURER, INSTANTANEOUS TRIP CURRENT RELAY, COIL CURRENT 60A
    ✓ IN STOCK!
    Buy Surplus As Low As $2,203.71
    $2,203.71
    Repair Yours $2,139.28
    ALLEN BRADLEY 813S-E2CD50

    ALLEN BRADLEY

    813S-E2CD50

    DISCONTINUED BY MANUFACTURER, PHASE MONITOR, MONITORING RANGE 250-690 VAC, 115 VAC, 50/60 HZ, 2 VA
    ✓ IN STOCK!
    Buy Surplus As Low As $260.00
    $260.00
    Repair Yours $300.00
    SIEMENS 3TX7110-5JC03

    SIEMENS

    3TX7110-5JC03

    PLUG-IN RELAY, PREMIUM LED, MECHANICAL FLAG, 5-PIN, SQUARE BASE SPDT, 15A, 24VDC, USES SOCKET 3TX7144-4E7
    ✓ IN STOCK!
    $43.00 Buy Surplus As Low As $27.00
    $27.00
    Repair Yours Contact Us
    SIEMENS 3TX7126-3HB10

    SIEMENS

    3TX7126-3HB10

    DISCONTINUED BY MANUFACTURER, PLUG-IN RELAY, SIMIREL MINIATURE BASE 4PDT, 3A, 12VAC
    ✓ IN STOCK!
    $18.54 Buy Surplus As Low As $12.00
    $12.00
    SIEMENS 3RH1131-1BW40

    SIEMENS

    FURNAS ELECTRIC CO

    3RH1131-1BW40

    DISCONTINUED BY MANUFACTURER, AUXILLIARY CONTACTOR, RELAY, 4 POLE, 3 N.O. / 1 N.C., 48 VDC, SCREW TERMINAL
    ✓ IN STOCK!
    Buy Surplus As Low As $188.24
    $188.24
    Repair Yours $300.00
    SIEMENS 3UG4621-1AA30

    SIEMENS

    3UG4621-1AA30

    DIGITAL MONITORING RELAY, CURRENT MONITORING, 2-500 MA AC/DC, 24 VAC/DC, 50/60 HZ, SCREW TYPE TERMINAL, DIN RAIL MOUNT
    ✓ IN STOCK!
    $394.00 Buy Surplus As Low As $122.40
    $122.40
    Repair Yours $300.00
    SIEMENS 3UG4512-1BR20

    SIEMENS

    3UG4512-1BR20

    SCREW TERMINAL, PHASE FAILURE AND SEQUENCE
    ✓ IN STOCK!
    $186.00 Buy Surplus As Low As $113.76
    $113.76
    Repair Yours Contact Us
    SIEMENS 3RS1800-2BP00

    SIEMENS

    3RS1800-2BP00

    (PRICE/PC) RELAY, 24VUC & 220 - 240VAC, 2CO,SPRING, CONTROLS - INTERFACE 3RS
    ✓ IN STOCK!
    $132.00 Buy Surplus As Low As $80.00
    $80.00
    ALLEN BRADLEY 3380-701080-1925

    ALLEN BRADLEY

    3380-701080-1925

    DISCONTINUED BY MANUFACTURER, RELAY, TIME CURRENT, 1AMP
    ✓ IN STOCK!
    Buy Surplus As Low As $688.00
    $688.00
    Repair Yours $456.83
    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
    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
    TIME MARK CORP 2629

    TIME MARK CORP

    2629

    VOLTAGE FREQUENCY MONITOR, OVER OR UNDER VOLTAGE MONITOR, 15-260 VAC/VDC, SIZE 3.52IN X 2.44IN X 1.75IN
    ✓ IN STOCK!
    $215.00 Buy New $215.00
    $104.00
    Repair Yours $300.00
    TIME MARK CORP EX263

    TIME MARK CORP

    EX263

    3-PHASE-MONITORS,380VAC,50 HZ, SIZE 6.06IN X 3.88IN X 2.08IN
    ✓ IN STOCK!
    $185.00 Buy New $185.00
    $40.49
    Repair Yours $300.00
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