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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 301-350 of 843.
    SIEMENS 3RH1244-1BB40

    SIEMENS

    FURNAS ELECTRIC CO

    3RH1244-1BB40

    DISCONTINUED BY MANUFACTURER, CONTROL RELAY, SCREW TERMINALS, 4NO, 4NC, 24VDC COIL
    ✓ IN STOCK!
    Buy Surplus As Low As $90.00
    $90.00
    Repair Yours $300.00
    SIEMENS 3TX7014-1BF00

    SIEMENS

    FURNAS ELECTRIC CO

    3TX7014-1BF00

    DISCONTINUED BY MANUFACTURER, OUTPUT COUPLER WITH PLUG-IN RELAY, 1CO CONTACT, SCREW TERMINAL, 230V AC/DC, 5-50HZ
    ✓ IN STOCK!
    $60.00 Buy Surplus As Low As $33.53
    $33.53
    Repair Yours $300.00
    SIEMENS 3TX7014-1BE02

    SIEMENS

    FURNAS ELECTRIC CO

    3TX7014-1BE02

    DISCONTINUED BY MANUFACTURER, INPUT COUPLER WITH PLUG-IN RELAY, 1 CHANGE-OVER CONTACT, HARD GOLD-PLATED, SCREW TERMINAL, 115 V AC/DC, ENCLOSURE WIDTH 6.2MM
    ✓ IN STOCK!
    $70.70 Buy Surplus As Low As $25.26
    $25.26
    ASEA BROWN BOVERI 1SVR730884R4300

    ASEA BROWN BOVERI

    1SVR730884R4300

    RELAY, MULTIFUNCTIONAL, CM SERIES, 300-500 VAC, 50/60/400 HZ, 2 C/O (SPDT) OUTPUT, 250 V / 4 AMP RATED, ON/OFF TRIPPING DELAY, 3-PHASE, (CM-MPS.43S)
    ✓ IN STOCK!
    $486.00 Buy Surplus As Low As $273.00
    $273.00
    Repair Yours $300.00
    ASEA BROWN BOVERI 1SVR630736R1300

    ASEA BROWN BOVERI

    1SVR630736R1300

    CM-UFS.2 THREE-PH MONITOR RELAY
    ✓ IN STOCK!
    $449.00 Buy Surplus As Low As $211.41
    $211.41
    Repair Yours $300.00
    TIME MARK CORP A2644

    TIME MARK CORP

    A2644

    CURRENT SENSOR, 3-PHASE MONITOR, 10A,120VAC, SIZE 6.06IN X 3.88IN X 2.52IN
    ✓ IN STOCK!
    $200.91 Buy New $200.91
    $119.83
    Repair Yours $300.00
    WESTINGHOUSE 5264C09H02

    WESTINGHOUSE

    5264C09H02

    DISCONTINUED BY MANUFACTURER, GROUNDGARD RELAY, 10 AMP, 250 VAC, 50/60 HZ, 125 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $883.38
    $883.38
    Repair Yours $689.21
    AUTOMATION DIRECT AD-PR40-2C-240A

    AUTOMATION DIRECT

    AD-PR40-2C-240A

    AUTOMATIONDIRECT POWER RELAY, PANEL MOUNT, OPEN, 240 VAC COIL VOLTAGE, DPDT, 2 N.O., 2 N.C., 40A CONTACT RATING, SCREW TERMINAL(S).
    ✓ IN STOCK!
    $45.45 Buy Surplus As Low As $35.35
    $35.35
    Repair Yours $300.00
    SIEMENS 3TH2040-0BW4

    SIEMENS

    3TH2040-0BW4

    DISCONTINUED BY MANUFACTURER, CONTACTOR RELAY, DC OPERATION, 4 NORMALLY OPEN, 48 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $131.12
    $131.12
    Repair Yours $300.00
    GENERAL ELECTRIC 12CEY52A1D

    GENERAL ELECTRIC

    12CEY52A1D

    DISCONTINUED BY MANUFACTURER, DISTANCE RELAY, 120 V, 5 AMP, 60 CYCLE, 1.3 OHM
    ✓ IN STOCK!
    Buy Surplus As Low As $820.00
    $820.00
    Repair Yours $680.60
    ASEA BROWN BOVERI 10-029-00

    ASEA BROWN BOVERI

    JOKAB SAFETY

    10-029-00

    DISCONTINUED BY MANUFACTURER, SAFETY RELAY, RT9, 24DC
    ✓ IN STOCK!
    Buy Surplus As Low As $332.85
    $332.85
    Repair Yours $323.70
    SIEMENS 5TT3402

    SIEMENS

    5TT3402

    RELAY 230/400V 2W AVAILABLE, SURPLUS, NEVER USED, 2 YEAR WARRANTY
    ✓ IN STOCK!
    $173.74 Buy Surplus As Low As $63.51
    $63.51
    Repair Yours $300.00
    SIEMENS 3TX7015-1BB02

    SIEMENS

    3TX7015-1BB02

    DISCONTINUED BY MANUFACTURER, INPUT COUPLER, W/ PLUG-IN RELAY, 1CO CONTACT, SPRING-TYPE TERMINAL, 24V AC/DC, 50HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $60.51
    $60.51
    EATON CORPORATION GFR60MI

    EATON CORPORATION

    CUTLER HAMMER

    GFR60MI

    GROUND FAULT RELAY, MECHANICAL ZONE INTERLOCKING RESET, CONTROL POWER: 120 VAC AT .125 AMPS, 5 TO 60 AMP GROUND CURRENT, FLUSH MOUNTING, GFR SERIES, CLASS I
    ✓ IN STOCK!
    $6,549.53 Buy Surplus As Low As $2,772.56
    $2,772.56
    Repair Yours $2,284.48
    EATON CORPORATION GFR60M

    EATON CORPORATION

    CUTLER HAMMER

    GFR60M

    (PRICE/EA) TYPE GFR RELAY, 5-60A RATING, MECHANICAL RESET, NO ZONE
    ✓ IN STOCK!
    $4,470.68 Buy Surplus As Low As $1,773.58
    $1,773.58
    Repair Yours $1,635.63
    ALLEN BRADLEY 810-A04CR

    ALLEN BRADLEY

    810-A04CR

    DISCONTINUED BY MANUFACTURER 11-29-2009, RELAY MAGNETIC OVERLOAD 600V, CURRENT RELAY, INVERSE TIME DELAY, MANUAL RESET, 6 A CONTINUOUS, CLEAR DASHPOT FLUID, 1 NC OUTPUT
    ✓ IN STOCK!
    Buy Surplus As Low As $814.55
    $814.55
    Repair Yours $676.08
    CROUZET 84873220

    CROUZET

    84873220

    VOLTAGE MONITORING RELAY, 3 PHASE, 2X SPDT 5 AMP, 220-480 VAC, 50/60 HZ, GREEN LED INDICATOR, DIN RAIL MOUNT, IP20 TERMINAL BLOCK, IP30 CASING84873220
    ✓ IN STOCK!
    $352.37 Buy New $352.37
    $211.42
    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
    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
    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
    SIEMENS 5TT3195

    SIEMENS

    5TT3195

    VOLTAGE RELAY, 230-400VAC, 50-60HZ, 2WATT, 4AMP, 0.7-0.9UC, ASYMMETRICAL MONITORING, WITH TRANSPARENT CAP, SCREW TERMINALS, DIN RAIL MOUNTING
    ✓ IN STOCK!
    $255.00 Buy Surplus As Low As $194.00
    $194.00
    Repair Yours $300.00
    EATON CORPORATION GFTCB245

    EATON CORPORATION

    GFTCB245

    BR TWO-POLE GROUND FAULT, 10KAIC, 45A, 60/75C WIRE, 120/240VAC, 60HZ, 5MA SENSITIVITY
    ✓ IN STOCK!
    $319.60 Buy Surplus As Low As $266.33
    $266.33
    BASLER ELECTRIC BE1-59N A6E E1C B0N1F

    BASLER ELECTRIC

    BE1-59N A6E E1C B0N1F

    DISCONTINUED BY MANUFACTURER, GROUNDFAULT OVERVOLTAGE RELAY, OVER DEFINITE / 0.1-99.9 SECOND, 1 NO RELAY-OVER, SINGLE PHASE, 120 VAC / 60 HZ, NOMINAL 2-40 VAC PICKUP, POWER SUPPLY / 100/120 ...
    ✓ IN STOCK!
    Buy Surplus As Low As $579.99
    $579.99
    Repair Yours $566.34
    GENERAL ELECTRIC CR120YC-20BA04B

    GENERAL ELECTRIC

    CR120YC-20BA04B

    DISCONTINUED BY MANUFACTURER, UNDERVOLTAGE RELAY, 460V 60HZ 1PH RATING, MAGNETIC CONTACT, SCREW TERMINAL
    ✓ IN STOCK!
    Buy Surplus As Low As $118.10
    $118.10
    Repair Yours $200.00
    GENERAL ELECTRIC CR120YC-01BA25C

    GENERAL ELECTRIC

    CR120YC-01BA25C

    DISCONTINUED BY MANUFACTURER, UNDERVOLTAGE RELAY, 600V 60HZ 1PH RATING, MAGNETIC CONTACT, SCREW TERMINAL
    ✓ IN STOCK!
    Buy Surplus As Low As $106.29
    $106.29
    Repair Yours $300.00
    CROUZET DUFR-380A/220A

    CROUZET

    SYRELEC

    DUFR-380A/220A

    DISCONTINUED BY MANUFACTURER, VOLTAGE RELAY, 3 PHASE, VOLTAGE RATING: 220/380VAC, OUTPUT: [SPDT] 10A, DESIGNATED LOW / HIGH THRESHOLD DIALS
    ✓ IN STOCK!
    Buy Surplus As Low As $213.63
    $213.63
    Repair Yours $300.00
    ENDRESS & HAUSER TMT142-C2131JBKA1

    ENDRESS & HAUSER

    TMT142-C2131JBKA1

    DISCONTINUED BY MANUFACTURER, VOLTAGE/ PHASE MONITOR, 11-30 VDC, 4-20 MA
    ✓ IN STOCK!
    Buy Surplus As Low As $575.93
    $575.93
    Repair Yours $503.18
    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
    DEIF TAS-331DG 2W3 -200-0-1500KW/440V(L-L) 3000A/5A -333-0-2500W 4-20MA -24-24MA 500OHM 24VDC

    DEIF

    TAS-331DG 2W3 -200-0-1500KW/440V(L-L) 3000A/5A -333-0-2500W 4-20MA -24-24MA 500OHM 24VDC

    DISCONTINUED BY MANUFACTURER, SELECTABLE AC-TRANSDUCER, TYPE: TAS-331DG, ORDER NO: 100018271.10, COUPLING: 2W3, RANGE: -200-0-1500KW, RATIO VT: 440V(L-L), RATIO CT: 3000A/5A, INPUT: -333-0-2 ...
    ✓ IN STOCK!
    Buy Surplus As Low As $145.85
    $145.85
    Repair Yours $300.00
    DEIF RMF-112D-110VAC-60HZ-ND-ND-110VDC

    DEIF

    RMF-112D-110VAC-60HZ-ND-ND-110VDC

    DISCONTINUED BY MANUFACTURER, FREQUENCY RELAY, UNI-LINE, TYPE: RMF-112D, MEAS VOLTAGE: 110V, MODULE: 110V, 60HZ, SUPPLY: 110VDC, RELAY B: NORM. DEENERGIZED, RELAY C: NORM. DEENERGIZED, UNDER ...
    ✓ IN STOCK!
    Buy Surplus As Low As $163.26
    $163.26
    Repair Yours $300.00
    V INFINITY PTK25-D48-S12-T

    V INFINITY

    PTK25-D48-S12-T

    DISCONTINUED BY MANUFACTURER, VOLTAGE CONVERTER, DC-DC, AC-DC, SCREW CLAMP TERMINALS, 48 V INPUT @ 0.85 AMP, 12 V OUTPUT @ 2 AMP
    ✓ IN STOCK!
    Buy Surplus As Low As $35.43
    $35.43
    DEIF RMV-112D-DELTA-415VAC-NDL+NDL-24VDC

    DEIF

    RMV-112D-DELTA-415VAC-NDL+NDL-24VDC

    VOLTAGE RELAY, UNI-LINE, TYPE RMV-112D, COUPLING: DELTA, MEASURING VOLTAGE: 240/415VAC, MODULE: 415V, SUPPLY: 24VDC, RELAY B: NORM. DEENERGIZED W/LATCH, RELAY C: NORM. DEENERGIZED W/LATCH
    ✓ IN STOCK!
    $832.79 Buy Surplus As Low As $359.89
    $359.89
    Repair Yours $300.00
    CR MAGNETICS CR4395-EH-24D-0.04-X-T-FP

    CR MAGNETICS

    CR4395-EH-24D-0.04-X-T-FP

    DISCONTINUED BY MANUFACTURER, CURRENT SENSING RELAY, SUPPLY: 24+/-10%VDC, TRIP POINT: 0.04AMPS, LOAD: NPN SINKING, 100MA MAX
    ✓ IN STOCK!
    Buy Surplus As Low As $92.15
    $92.15
    RADWELL VERIFIED SUBSTITUTE 252B-SUB

    RADWELL VERIFIED SUBSTITUTE

    252B-SUB

    SUBSTITUTE FOR TIME MARK CORP 252B, PHASE MONITOR RELAY, 3-PHASE , PHASE LOSS, PHASE REVERSAL, UNDERVOLTAGE, 240VAC, 10A, SPDT
    ✓ IN STOCK!
    $94.00 Buy New $94.00
    SCHWEITZER ENGINEERING SEL-287V-287V02-45X6XHGB

    SCHWEITZER ENGINEERING

    SEL-287V-287V02-45X6XHGB

    RELAY, DIFFERENTIAL LEVEL, VOLTAGE CONTROLLER, FOR GROUNDED SHUNT CAPACITOR BANK PROTECTION
    ✓ IN STOCK!
    $2,156.88 Buy Surplus As Low As $1,048.24
    $1,048.24
    Repair Yours $861.42
    RHEINTACHO 5333.001

    RHEINTACHO

    5333.001

    SPEED MONITOR RELAY
    ✓ IN STOCK!
    $451.00 Buy Surplus As Low As $164.75
    $164.75
    Repair Yours $200.00
    YOKOGAWA YE/50-152111FASJ

    YOKOGAWA

    YE/50-152111FASJ

    DISCONTINUED BY MANUFACTURER, VOLTAGE GAUGE, 0-600 VDC, 3-1/3 INCH DIAL
    ✓ IN STOCK!
    Buy Surplus As Low As $143.60
    $143.60
    GENERAL ELECTRIC NGV19A2A

    GENERAL ELECTRIC

    NGV19A2A

    UNDER VOLTAGE RELAY, 125VDC, 208VAC 50/60HZ, 100-140VDC DROPOUT
    ✓ IN STOCK!
    $575.93 Buy Surplus As Low As $263.97
    $263.97
    Repair Yours $300.00
    RADWELL VERIFIED SUBSTITUTE DMLUBRAAA-SUB

    RADWELL VERIFIED SUBSTITUTE

    DMLUBRAAA-SUB

    SUBSTITUTE FOR SSAC DMLUBRAAA, PHASE MONITOR RELAY, 3-PHASE , 190-500 VAC, DIN RAIL, 10 AMP DPDT RELAYS, PHASE LOSS, REVERSAL - FIXED, UNBALANCE, OVER/UNDER VOLTAGE - ADJUSTABLE
    ✓ IN STOCK!
    $145.00 Buy New $145.00
    Repair Yours $300.00
    WESTINGHOUSE 1272173A

    WESTINGHOUSE

    1272173A

    DISCONTINUED BY MANUFACTURER, IMPEDANCE RELAY, HCZ TYPE, 115VAC, 60HZ, 125VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $382.63
    $382.63
    Repair Yours $352.87
    IMO MR-1PVM

    IMO

    MR-1PVM

    DISCONTINUED BY MANUFACTURER, RELAY, VOLTAGE MONITOR, SINGLE PHASE, MODULAR SUPPLY, 0-10 SECOND, 12-400 VAC INPUT, SCREW TERMINAL, DIN RAIL MOUNT
    ✓ IN STOCK!
    Buy Surplus As Low As $119.67
    $119.67
    Repair Yours $300.00
    RHOMBERG SP430/380VAC-SP

    RHOMBERG

    SP430/380VAC-SP

    PHASE SEQUENCE/FAILURE/ASYMMETRY RELAY, 11PIN, 10AMP, SPDT, 380VAC, 5-15PERCENT NPS SENSITIVITY, LED INDICATING
    ✓ IN STOCK!
    $142.56 Buy Surplus As Low As $59.86
    $59.86
    SELEC 600PSR-165/300-CU

    SELEC

    600PSR-165/300-CU

    PHASE SEQUENCE RELAY,DIN RAIL MOUNT, ACCURACY IS ±10V, PHASE FAILURE- PHASE REVERSED , SPACE SAVING DESIGN,1 C/O SPDT OUTPUT CONTACT, 165 -300V AC (L-L) SUPPLY, SIZE 17.5 X 90MM.
    ✓ IN STOCK!
    $40.33 Buy New $40.33
    $29.04
    SCHNEIDER ELECTRIC P121A00Z112BD0

    SCHNEIDER ELECTRIC

    P121A00Z112BD0

    DISCONTINUED BY MANUFACTURER, FAULT PROTECTION RELAY, 3 PHASE, 0.1-40 ION, OVERCURRENT AND EARTH, DIGITAL INPUT VOLTAGE: 24-250 VDC/24-240 VAC, AUXILIARY VOLTAGE: 24-250 VDC/48-240 VAC, COMM ...
    ✓ IN STOCK!
    Buy Surplus As Low As $924.00
    $924.00
    Repair Yours $698.00
    SCHNEIDER ELECTRIC P122A00Z112EB0

    SCHNEIDER ELECTRIC

    P122A00Z112EB0

    DISCONTINUED BY MANUFACTURER, FAULT PROTECTION RELAY, 3 PHASE, 0.1-40 ION, OVERCURRENT AND EARTH, DIGITAL INPUT VOLTAGE: 24-250 VDC/24-240 VAC, AUXILIARY VOLTAGE: 24-250 VDC/48-240 VAC, COMM ...
    ✓ IN STOCK!
    Buy Surplus As Low As $924.00
    $924.00
    Repair Yours $698.00
    WESTINGHOUSE 671B366A11A

    WESTINGHOUSE

    671B366A11A

    DISCONTINUED BY MANUFACTURER, MECHANICAL PROTECTIVE RELAY, INDICATOR-0.2-2AMPS, 120-VOLTS, 48-250-VOLTS, 60-HERTZ
    ✓ IN STOCK!
    Buy Surplus As Low As $797.81
    $797.81
    Repair Yours $536.38
    WESTINGHOUSE 1875513A

    WESTINGHOUSE

    1875513A

    DISCONTINUED BY MANUFACTURER, VOLTAGE RELAY, VOLTS-240, HERTZ-60, 0.2-2-AMPS
    ✓ IN STOCK!
    Buy Surplus As Low As $144.28
    $144.28
    Repair Yours $300.00
    SYMCOM 455-575

    SYMCOM

    455-575

    VOLTAGE MONITOR, 3-PHASE, 475-600V, 2-30 SECOND TRIP DELAY
    ✓ IN STOCK!
    $302.15 Buy Surplus As Low As $174.73
    $174.73
    Repair Yours $300.00
    CONVERTEAM MBCH12D1BD0752A

    CONVERTEAM

    MBCH12D1BD0752A

    DISCONTINUED BY MANUFACTURER, RELAY, TRANSFORMER DIFFERENTIAL, 5 AMP / 110-125 V / 60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $130.61
    $130.61
    Repair Yours $300.00
    SKYMATIC CONTROLS GFR3FO00

    SKYMATIC CONTROLS

    GFR3FO00

    DISCONTINUED BY MANUFACTURER, GROUND FAULT RELAY, GFR-3 HOUSED IN A METAL ENCLOSURE, MECHANICALLY AND ELECTRICALLY LATCHED, (DISCONTINUED),120VAC, DPDT, 10A, 9VA MAX, TRIP RANGE: 10.0 TO 120 ...
    ✓ IN STOCK!
    Buy Surplus As Low As $108.78
    $108.78
    Repair Yours $300.00
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