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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.

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    Results 401-450 of 693.
    MATSUSHITA ELECTRIC MP-PC-AC120V

    MATSUSHITA ELECTRIC

    PANASONIC

    MP-PC-AC120V

    RELAY
    Buy Surplus As Low As $168.00
    $168.00
    MATSUSHITA ELECTRIC NF3EB-48V

    MATSUSHITA ELECTRIC

    PANASONIC

    NF3EB-48V

    RELAY FLATPACK 4 FORM C AMBER SEALED 48VDC
    $15.00 Buy Surplus As Low As $8.90
    $8.90
    Repair Yours Contact Us
    WESTINGHOUSE BT24F

    WESTINGHOUSE

    BT24F

    RELAY
    $106.00 Buy Surplus As Low As $64.00
    $64.00
    WESTINGHOUSE 1293C47G04

    WESTINGHOUSE

    1293C47G04

    DISCONTINUED BY MANUFACTURER, RELAY, GROUND-FAULT SENSOR, 120 VAC, 50/60 HZ, 125 AMP, ADJUSTABLE PICKUP, SCREW TERMINALS
    Buy Surplus As Low As $1,440.00
    $1,440.00
    Repair Yours $899.00
    PHOENIX CONTACT 2825306

    PHOENIX CONTACT

    2825306

    ST-REL4-SW 60/21-21-RELAY CONNECTOR, EQUIPPED WITH SIEMENS KAMMRELAIS (R), CONTACTS (AG): MEDIUM LOADS, 2 PDT, INPUT VOLTAGE 60 V AC, WITH LIGHT INDIC
    $186.00 Buy Surplus As Low As $112.00
    $112.00
    PHOENIX CONTACT 2825432

    PHOENIX CONTACT

    2825432

    ST-REL4-SG220/21-21-RELAY CONNECTOR, EQUIPPED WITH SIEMENS KAMMRELAIS (R), CONTACTS (AG): MEDIUM LOADS, 2 PDT, INPUT VOLTAGE 220 V DC, WITH LIGHT INDI
    $301.00 Buy Surplus As Low As $181.00
    $181.00
    Repair Yours $200.00
    PHOENIX CONTACT 2825487

    PHOENIX CONTACT

    2825487

    ST-REL4-SG 48/21-21-RELAY CONNECTOR, EQUIPPED WITH SIEMENS KAMMRELAIS (R), CONTACTS (AG): MEDIUM LOADS, 2 PDT, INPUT VOLTAGE 48 V DC, WITH LIGHT INDIC
    $223.00 Buy Surplus As Low As $134.00
    $134.00
    PHOENIX CONTACT 2825568

    PHOENIX CONTACT

    2825568

    MIN. PURCHASE MAY BE REQUIRED ST-REL4-SW120/21-21 RELAY CONNECTOR, EQUIPPED WITH SIEMENS KAMMRELAIS ®, CONTACTS (AG): MEDIUM LOADS, 2 PDT, INPUT VOLTA
    $223.00 Buy Surplus As Low As $134.00
    $134.00
    PHOENIX CONTACT 2827197

    PHOENIX CONTACT

    2827197

    ST-REL7-HW230/4X21-RELAY CONNECTOR, EQUIPPED WITH HENGSTLER MINIATURE ROUND RELAY, CONTACTS (AGCDO+AU): SMALL TO LARGE LOADS, 4 PDT, INPUT VOLTAGE 230
    $281.00 Buy Surplus As Low As $169.00
    $169.00
    Repair Yours $200.00
    PHOENIX CONTACT 2827414

    PHOENIX CONTACT

    2827414

    ST-REL7-SG220/4X21-RELAY CONNECTOR, EQUIPPED WITH SIEMENS KAMMRELAIS (R), CONTACTS (AG): MEDIUM LOADS, 4 PDT, INPUT VOLTAGE 220 V DC, WITH LIGHT INDIC
    $364.00 Buy Surplus As Low As $218.00
    $218.00
    Repair Yours $200.00
    PHOENIX CONTACT 2827443

    PHOENIX CONTACT

    2827443

    ST-REL7-SW 42/4X21-RELAY CONNECTOR, EQUIPPED WITH SIEMENS KAMMRELAIS (R), CONTACTS (AG): MEDIUM LOADS, 4 PDT, INPUT VOLTAGE 42 V AC, WITH LIGHT INDICA
    $255.00 Buy Surplus As Low As $153.00
    $153.00
    PHOENIX CONTACT 2828442

    PHOENIX CONTACT

    2828442

    ST-REL7-SW230/4X21-RELAY CONNECTOR, EQUIPPED WITH SIEMENS KAMMRELAIS «, CONTACTS (AG): MEDIUM LOADS, 4 PDT, INPUT VOLTAGE 230 V AC, WITH LIGHT INDICAT
    $281.00 Buy Surplus As Low As $169.00
    $169.00
    Repair Yours $200.00
    PHOENIX CONTACT 2823421

    PHOENIX CONTACT

    2823421

    ST-REL4-HG110/21-21-RELAY CONNECTOR, EQUIPPED WITH HENGSTLER MINIATURE ROUND RELAY, CONTACTS (AGCDO+AU): SMALL TO LARGE LOADS, 2 PDT, INPUT VOLTAGE 11
    $207.00 Buy Surplus As Low As $125.00
    $125.00
    PHOENIX CONTACT 2823434

    PHOENIX CONTACT

    2823434

    ST-REL4-HG220/21-21-RELAY CONNECTOR, EQUIPPED WITH HENGSTLER MINIATURE ROUND RELAY, CONTACTS (AGCDO+AU): SMALL TO LARGE LOADS, 2 PDT, INPUT VOLTAGE 22
    $281.00 Buy Surplus As Low As $169.00
    $169.00
    Repair Yours $200.00
    PHOENIX CONTACT 2823447

    PHOENIX CONTACT

    2823447

    ST-REL4-HW 24/21-21-RELAY CONNECTOR, EQUIPPED WITH HENGSTLER MINIATURE ROUND RELAY, CONTACTS (AGCDO+AU): SMALL TO LARGE LOADS, 2 PDT, INPUT VOLTAGE 24
    $223.00 Buy Surplus As Low As $134.00
    $134.00
    PHOENIX CONTACT 2823463

    PHOENIX CONTACT

    2823463

    ST-REL4-HW120/21-21-RELAY CONNECTOR, EQUIPPED WITH HENGSTLER MINIATURE ROUND RELAY, CONTACTS (AGCDO+AU): SMALL TO LARGE LOADS, 2 PDT, INPUT VOLTAGE 12
    $223.00 Buy Surplus As Low As $134.00
    $134.00
    PHOENIX CONTACT 2821041

    PHOENIX CONTACT

    2821041

    ST-REL3-HG220/21-RELAY CONNECTOR, EQUIPPED WITH HENGSTLER MINIATURE ROUND RELAY, CONTACTS (AGCDO+AU): SMALL TO LARGE LOADS, 1 PDT, INPUT VOLTAGE 220 V
    $270.00 Buy Surplus As Low As $162.00
    $162.00
    Repair Yours $200.00
    PHOENIX CONTACT 2822066

    PHOENIX CONTACT

    2822066

    ST-REL3-SW 42/21-RELAY CONNECTOR, EQUIPPED WITH SIEMENS KAMMRELAIS (R), CONTACTS (AG): MEDIUM LOADS, 1 PDT, INPUT VOLTAGE 42 V AC, WITH LIGHT INDICATO
    $202.00 Buy Surplus As Low As $121.00
    $121.00
    PHOENIX CONTACT 2823191

    PHOENIX CONTACT

    2823191

    ST-REL4-HW120/1-1-RELAY CONNECTOR, EQUIPPED WITH HENGSTLER MINIATURE ROUND RELAY, CONTACTS (AGCDO+AU): SMALL TO LARGE LOADS, 2 N/O CONTACTS, INPUT VOL
    $170.00 Buy Surplus As Low As $102.00
    $102.00
    WEIDMULLER 8093281001

    WEIDMULLER

    8093281001

    RSU 230VUC 10A LP
    $384.00 Buy Surplus As Low As $231.00
    $231.00
    Repair Yours $200.00
    DANAHER CONTROLS 04-5WL4P-02-62.5VDC

    DANAHER CONTROLS

    WARD LEONARD

    04-5WL4P-02-62.5VDC

    RELAY 4POLE 62.5VDC
    $122.00 Buy Surplus As Low As $74.00
    $74.00
    Repair Yours Contact Us
    ALLEN BRADLEY B-33865

    ALLEN BRADLEY

    B-33865

    COVER,STEEL TIMER FILTER FOR RELAY
    Buy Surplus As Low As $5.85
    $5.85
    ALLEN BRADLEY B-26687

    ALLEN BRADLEY

    B-26687

    SPRING,STEEL PLUNGER RTN FOR RELAY
    Buy Surplus As Low As $13.00
    $13.00
    ALLEN BRADLEY TF708M

    ALLEN BRADLEY

    TF708M

    12VDC COIL W/ DIODE
    Buy Surplus As Low As $137.00
    $137.00
    EATON CORPORATION FP5200-11

    EATON CORPORATION

    CUTLER HAMMER

    FP5200-11

    DISCONTINUED BY MANUFACTURER, FEEDER PROTECTION RELAY, MODBUS RTU COMMUNICATION PROTOCOL, 5 AMP, 100-240 VAC/DC, DRAWOUT PACKAGING, PHASE AND GROUND OVERCURRENT PROTECTION
    $14,500.00 Buy Surplus As Low As $6,490.00
    $6,490.00
    Repair Yours $4,990.00
    EATON CORPORATION GFR1200EI

    EATON CORPORATION

    CUTLER HAMMER

    GFR1200EI

    TYPE GFR RELAY, 100-1200A TRIP RATING, ELECTRICAL RESET,
    $3,781.00 Buy Surplus As Low As $2,269.00
    $2,269.00
    Repair Yours $1,884.00
    EATON CORPORATION GFR12ED

    EATON CORPORATION

    CUTLER HAMMER

    GFR12ED

    GFR12 ED
    $1,483.00 Buy Surplus As Low As $890.00
    $890.00
    Repair Yours $739.00
    EATON CORPORATION GFR12EI

    EATON CORPORATION

    CUTLER HAMMER

    GFR12EI

    1-12AMP. ELECT.RESET W/ ZONE INTERLOCK.
    $3,630.00 Buy Surplus As Low As $2,178.00
    $2,178.00
    Repair Yours $1,808.00
    GENERAL ELECTRIC TJUV10RB

    GENERAL ELECTRIC

    TJUV10RB

    J-FRAME 125VDC UNDERVOLT REL BACK
    $1,246.00 Buy Surplus As Low As $748.00
    $748.00
    Repair Yours $621.00
    GENERAL ELECTRIC TJUV2RB

    GENERAL ELECTRIC

    TJUV2RB

    J-FRAME 240VAC UNDERVOLT REL BACK
    $1,246.00 Buy Surplus As Low As $748.00
    $748.00
    Repair Yours $621.00
    GENERAL ELECTRIC TJUV4RB

    GENERAL ELECTRIC

    TJUV4RB

    J-FRAME 480VAC UNDERVOLT REL BACK
    $1,246.00 Buy Surplus As Low As $748.00
    $748.00
    Repair Yours $621.00
    GENERAL ELECTRIC TJUV6R

    GENERAL ELECTRIC

    TJUV6R

    REPLACEMENT UVR, 600VAC, EXIT RIGHT
    $976.00 Buy Surplus As Low As $586.00
    $586.00
    Repair Yours $487.00
    OMRON KLYA

    OMRON

    KLYA

    MIN ORDER 1 RELAY KIT; KIT CONTENTS:(3) PT08
    $51.00 Buy Surplus As Low As $31.00
    $31.00
    EATON CORPORATION 778048

    EATON CORPORATION

    778048

    778 R/A TRANS. 16:1 CW
    $2,543.00 Buy Surplus As Low As $1,526.00
    $1,526.00
    Repair Yours $1,268.00
    EATON CORPORATION 778042

    EATON CORPORATION

    778042

    778 R/A TRANS. 16:1
    $2,491.00 Buy Surplus As Low As $1,495.00
    $1,495.00
    Repair Yours $1,242.00
    EATON CORPORATION 778043

    EATON CORPORATION

    778043

    778 R/A TRANS 19.2:1 CW
    Buy Surplus As Low As $1,560.00
    $1,560.00
    Repair Yours $1,300.00
    EATON CORPORATION 778035

    EATON CORPORATION

    778035

    778 R/A TRANS. 16:1
    $1,661.00 Buy Surplus As Low As $997.00
    $997.00
    Repair Yours $828.00
    JOHNSON CONTROLS RLY13A-603R

    JOHNSON CONTROLS

    RLY13A-603R

    DISCONTINUED BY MANUFACTURER, TIME DELAY RELAY, 90SEC
    Buy Surplus As Low As $224.00
    $224.00
    WESTINGHOUSE BE1GPS100

    WESTINGHOUSE

    BE1GPS100

    PROTECTION MOD
    $3,975.00 Buy Surplus As Low As $2,385.00
    $2,385.00
    Repair Yours $2,014.00
    MACROMATIC CMP01A62

    MACROMATIC

    CMP01A62

    CURRENT MONITORING RELAY, SPDT, 0.1-1A; CONTACT CONFIGURATION:SPDT; POWER CONSUMPTION:5VA; SUPPLY VOLTAGE MAX:120VAC; SUPPLY CURRENT MAX:1A; RELAY MOU
    $191.00 Buy New $191.00
    $115.00
    SMC 29036

    SMC

    29036

    IL100 BOOSTER RELAY -IL100 NO SIZE PART -BLEEDER DISC (IL201)
    $6.36 Buy Surplus As Low As $3.82
    $3.82
    SIEMENS 3TX7130-0DS13

    SIEMENS

    3TX7130-0DS13

    OPEN POWER RELAY, HEAVY DUTY DPDT, 40A, 277VAC, OPTIONAL METAL COVER 3TX7144-1M0
    ✓ IN STOCK!
    $80.00 Buy Surplus As Low As $53.00
    $53.00
    Repair Yours $200.00
    FINDER 486170480050

    FINDER

    486170480050

    INTERFACE MODULE, SPDT 16A, 48V DC COIL, AGCDO CONTACT, LED, DIODE & POLARITY PROTECTION DIODE
    $22.00 Buy New $22.00
    $13.00
    R-K ELECTRONICS PVC-400-AR

    R-K ELECTRONICS

    PVC-400-AR

    LOW VOLTAGE, PHASE LOSS & PHASE REVERSAL RELAY, 440 TO 480VAC 3, 50/60 HZ, DPDT 600VAC CONTACTS, SCREW TERMINALS, SURFACE MOUNTING
    $242.00 Buy New $242.00
    $146.00
    OMRON G2A-432A 100/110AC

    OMRON

    G2A-432A 100/110AC

    HIGHLY RELIABLE MINIATUE RELAY, 4PDT, PLUG-IN, 3A
    $34.66 Buy Surplus As Low As $21.33
    $21.33
    R-K ELECTRONICS MVPL-120A-A1C

    R-K ELECTRONICS

    MVPL-120A-A1C

    MULTI-RANGE 3 PHASE VOLTAGE MONITOR (200 TO 240VAC, 1Ø AND 200 TO 480VAC, 3Ø), 120VAC SUPPLY, 8-PIN BASE, SPDT, CONTACTS, SOCKET & HOLDDOWN INCLUDED
    $236.00 Buy New $236.00
    $142.00
    Repair Yours $200.00
    INVENSYS RSDA-660-30-3DO

    INVENSYS

    CONTINENTAL INDUSTRIES

    RSDA-660-30-3DO

    RELAY SOLID STATE
    Buy Surplus As Low As $120.00
    $120.00
    Repair Yours $200.00
    ASEA BROWN BOVERI 1SDA060141R1

    ASEA BROWN BOVERI

    1SDA060141R1

    PR221DS-LS/IIN=300T54PUL (1SDA060141R1)
    $665.14 Buy Surplus As Low As $398.55
    $398.55
    ASEA BROWN BOVERI 1SDA060142R1

    ASEA BROWN BOVERI

    1SDA060142R1

    PR222DS/P-LSIGIN=300T54PUL (1SDA060142R1)
    $1,051.69 Buy Surplus As Low As $631.81
    $631.81
    ASEA BROWN BOVERI OTM200E3CM230C

    ASEA BROWN BOVERI

    OTM200E3CM230C

    MOTORISED CO SWITCH I-0-II (OTM200E3CM230C)
    $3,657.00 Buy Surplus As Low As $2,195.00
    $2,195.00
    Repair Yours $1,855.00
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