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    Transmission Distribut. Relays / Voltage/Phase Monitor

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    Results 201-250 of 297.
    MARSH BELLOFRAM PBC-400-ALE

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    PBC-400-ALE

    PHASE VOLTAGE MONITORS
    $578.00 Buy New $578.00
    $347.00
    Repair Yours Contact Us
    MARSH BELLOFRAM PBC-277/480-ALE

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    PBC-277/480-ALE

    PHASE VOLTAGE MONITORS, ADJUSTABLE 3 PHASE-VOLTAGE MONITOR, 3 PHASE VOLTAGE MONITOR WITH VOLTAGE LIMITS.OPERATES IN WYE CONNECTIONS
    $623.00 Buy New $623.00
    $374.00
    Repair Yours Contact Us
    MARSH BELLOFRAM PBC-230-ALE

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    PBC-230-ALE

    PHASE VOLTAGE MONITORS
    $833.00 Buy New $833.00
    $500.00
    Repair Yours Contact Us
    MARSH BELLOFRAM PBC-220/380-ALE

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    PBC-220/380-ALE

    PHASE VOLTAGE MONITORS
    $617.00 Buy New $617.00
    $371.00
    Repair Yours Contact Us
    MARSH BELLOFRAM SLH-230-ALE

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    SLH-230-ALE

    PHASE MONITOR WITH ADJUSTABLE HYSTERESIS,
    $378.00 Buy New $378.00
    $227.00
    Repair Yours Contact Us
    MARSH BELLOFRAM SLH-120-ALE

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    SLH-120-ALE

    PHASE MONITOR WITH ADJUSTABLE HYSTERESIS,
    $378.00 Buy New $378.00
    $227.00
    Repair Yours Contact Us
    MARSH BELLOFRAM SLD-380-ASA

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    SLD-380-ASA

    PHASE MONITOR/RELAY PLUG-IN,
    $730.00 Buy New $730.00
    $438.00
    Repair Yours Contact Us
    MARSH BELLOFRAM SLD-380-ALE

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    SLD-380-ALE

    PHASE MONITOR RELAY,
    $646.62 Buy New $646.62
    $327.11
    Repair Yours Contact Us
    MARSH BELLOFRAM SLB440ALEA

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    SLB440ALEA

    PHASE UNBALANCE MONITOR/RELAY
    $260.00 Buy New $260.00
    $156.00
    Repair Yours Contact Us
    MARSH BELLOFRAM SLB400ALER

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    SLB400ALER

    PHASE UNBALANCE MONITOR/RELAY
    $260.00 Buy New $260.00
    $156.00
    Repair Yours Contact Us
    MARSH BELLOFRAM SLA575AFE

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    SLA575AFE

    PHASE SEQUENCE LOSS MONITOR
    $229.00 Buy New $229.00
    $137.00
    Repair Yours Contact Us
    MARSH BELLOFRAM SLA-380-ASA

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    SLA-380-ASA

    PHASE, MONITOR, RELAY, 5AMPS, 120VAC
    $576.30 Buy New $576.30
    $345.78
    Repair Yours Contact Us
    MARSH BELLOFRAM SLA-380-ALER

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    SLA-380-ALER

    PHASE MONITOR/RELAY,
    $434.00 Buy New $434.00
    $261.00
    Repair Yours Contact Us
    MARSH BELLOFRAM SLA-240-AFA

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    SLA-240-AFA

    PHASE MONITOR/RELAY
    $201.00 Buy New $201.00
    $121.00
    Repair Yours Contact Us
    MARSH BELLOFRAM SP0133

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    SP0133

    UNDER VOLTAGE AND UNDER FREQUENCY MONITOR UNDER VOLTAGE 50% - 90% OF NOMINAL ADJUSTABLE, SENSOR CONNECTED NO
    $741.00 Buy New $741.00
    $235.00
    Repair Yours Contact Us
    MARSH BELLOFRAM UOA-440-ALE

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    UOA-440-ALE

    DISCONTINUED BY MANUFACTURER, MARSH BELLOFRAM, ATC DIVERSIFIED ELECTRONICS,UOA-440-ALE,UOA440ALE,VOLTAGE MONITOR,440VAC SUPPLY,DROP OUT 370-462VAC ADJUSTABLE
    Buy Surplus As Low As $66.58
    $66.58
    MARSH BELLOFRAM SLA-120-ALE

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    SLA-120-ALE

    PHASE MONITORING RELAY, 95-130 VAC, 10A, DPDT, SCREW TERMINAL, SLA SERIES
    $657.90 Buy New $657.90
    $394.74
    Repair Yours Contact Us
    MARSH BELLOFRAM VBA-480-AXA

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    VBA-480-AXA

    SINGLE PHASE VOLTAGE BAND MONITOR/RELAYS
    $167.00 Buy New $167.00
    $100.00
    Repair Yours Contact Us
    MARSH BELLOFRAM UOA-240-DLA

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    UOA-240-DLA

    SINGLE PHASE UNDER VOLTAGE MONITOR/RELAY
    $754.00 Buy New $754.00
    $453.00
    Repair Yours Contact Us
    MARSH BELLOFRAM UOA-230-AFN

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    UOA-230-AFN

    UNDER VOLTAGE MONITOR, SINGLE PHASE, STYLE N, SPDT, 10 AMP, 240 V SWITCHING VOLTAGE, 230 V COIL VOLTAGE, RESISTIVE, 180 VA, INDUCTIVE, SOCKET MOUNT, PLUG-IN TERMINATION
    $764.00 Buy New $764.00
    $459.00
    Repair Yours Contact Us
    MARSH BELLOFRAM UOA-220-DKA

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    UOA-220-DKA

    SINGLE PHASE UNDER VOLTAGE MONITOR/RELAY
    $252.00 Buy New $252.00
    $152.00
    Repair Yours Contact Us
    MARSH BELLOFRAM UOA-12-DLA

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    UOA-12-DLA

    SINGLE PHASE UNDER VOLTAGE MONITOR/RELAY
    $351.00 Buy New $351.00
    $211.00
    Repair Yours Contact Us
    MARSH BELLOFRAM UOA-12-DKA

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    UOA-12-DKA

    SINGLE PHASE UNDER VOLTAGE MONITOR/RELAY
    $398.00 Buy New $398.00
    $239.00
    Repair Yours Contact Us
    MARSH BELLOFRAM UOA-125-DKA

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    UOA-125-DKA

    SINGLE PHASE UNDER VOLTAGE MONITOR/RELAY, KNOB ADJUSTMENTS
    $491.00 Buy New $491.00
    $295.00
    Repair Yours Contact Us
    MARSH BELLOFRAM PRA-100-AFE

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    PRA-100-AFE

    PHASE SEQUENCE MONITOR,
    $353.00 Buy New $353.00
    $212.00
    Repair Yours Contact Us
    MARSH BELLOFRAM SLU-600-ASTDS

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    SLU-600-ASTDS

    PHASE MONITORING RELAY, 200-630 VAC, DPDT, 10A, PUSH-IN TERMINAL, SLU SERIES, UNIVERSAL PHASE MONITOR/RELAY
    $787.00 Buy New $787.00
    $438.00
    Repair Yours Contact Us
    MARSH BELLOFRAM SLH380ALE

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    SLH380ALE

    PHASE MONITOR/W. ADJ. D.O.
    $250.00 Buy New $250.00
    $150.00
    Repair Yours Contact Us
    MARSH BELLOFRAM SLD-230-ASA

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    SLD-230-ASA

    PHASE MONITOR/RELAY PLUG-IN,
    $741.00 Buy New $741.00
    $445.00
    Repair Yours Contact Us
    MARSH BELLOFRAM SLC-380-ALE

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    SLC-380-ALE

    PHASE UNBALANCE & LOSS MONITOR/RELAYS
    $656.00 Buy New $656.00
    $394.00
    Repair Yours Contact Us
    MARSH BELLOFRAM SLC-230-ALE

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    SLC-230-ALE

    PHASE UNBALANCE & LOSS MONITOR/RELAYS,
    $366.00 Buy New $366.00
    $220.00
    Repair Yours Contact Us
    MARSH BELLOFRAM SLC-120-ALE

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    SLC-120-ALE

    PHASE UNBALANCE & LOSS MONITOR/RELAY,
    $391.00 Buy New $391.00
    $235.00
    Repair Yours Contact Us
    MARSH BELLOFRAM SLB-120-ALEA

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    SLB-120-ALEA

    PHASE UNBALANCE & LOSS & PHASE SEQUENCE MONITOR/RELAY
    Buy Surplus As Low As $249.00
    $249.00
    Repair Yours Contact Us
    MARSH BELLOFRAM SLA-230-ASB

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    SLA-230-ASB

    MONITOR, PHASE SEQUENCE, SLA SERIES, 230 V AC, 3 VA, SCREWDRIVER ADJUSTED OPERATION, MANUAL RESET
    $573.00 Buy New $573.00
    $344.00
    MARSH BELLOFRAM SLA-120-ALA

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    SLA-120-ALA

    PHASE SEQUENCE/LOSS MONITOR, 120V, LOCK SHAFT ADJUSTABLE, 11 PIN CIRCULAR BASE
    $575.00 Buy New $575.00
    $327.40
    Repair Yours Contact Us
    MARSH BELLOFRAM CDD-120-ALE-5

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    CDD-120-ALE-5

    UNIVERSAL DC CURRENT MONITOR RELAY,
    $504.00 Buy New $504.00
    $303.00
    Repair Yours Contact Us
    MARSH BELLOFRAM CBA-120-ALE-40

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    CBA-120-ALE-40

    AC OVER AND UNDER CURRENT BAND MONITOR/RELAYS,
    $629.00 Buy New $629.00
    $378.00
    Repair Yours Contact Us
    MARSH BELLOFRAM CMB-120-AFA-8

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    CMB-120-AFA-8

    CURRENT MONITORING RELAY, CMB SERIES, AC GO/NO-GO, 120 V AC, 50/60 HZ, 8 AMPS, SINGLE POLE DOUBLE THROW, 8-PIN OCTAL TERMINATION
    $206.00 Buy New $206.00
    $124.00
    Repair Yours Contact Us
    MARSH BELLOFRAM CMB-120-AFA-7

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    CMB-120-AFA-7

    CURRENT MONITORING RELAY, CMB SERIES, AC GO/NO-GO, 120 V AC, 50/60 HZ, 7 AMPS, SINGLE POLE DOUBLE THROW, 8-PIN OCTAL TERMINATION
    $190.00 Buy New $190.00
    $109.00
    Repair Yours Contact Us
    MARSH BELLOFRAM CMB-120-AFA-6

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    CMB-120-AFA-6

    CURRENT MONITORING RELAY, CMB SERIES, AC GO/NO-GO, 120 V AC, 50/60 HZ, 6 AMPS, SINGLE POLE DOUBLE THROW, 8-PIN OCTAL TERMINATION
    $180.00 Buy New $180.00
    $108.00
    Repair Yours Contact Us
    MARSH BELLOFRAM CMU-24-DSA-.25

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    CMU-24-DSA-.25

    OVERCURRENT MONITOR RELAY, AC, W/ MANUAL RESET, CMU MODEL, OUTPUT - 10 AMPS @ 120 V AC - RESISTIVE, DPDT, CONTROL VOLTAGE - 24 V AC/DC, 50/60 HZ, PLUG-IN ENCLOSURE, CURRENT TRIP POINTS - 0.0 ...
    $422.00 Buy New $422.00
    $254.00
    Repair Yours Contact Us
    MARSH BELLOFRAM CMU-24-ASE-5

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    CMU-24-ASE-5

    OVERCURRENT MONITOR RELAY, AC, W/ MANUAL RESET, CMU MODEL, OUTPUT - 10 AMPS @ 120 V AC - RESISTIVE, DPDT, CONTROL VOLTAGE - 24 V AC/DC, 50/60 HZ, SURFACE MOUNT ENCLOSURE, CURRENT TRIP POINTS ...
    $318.00 Buy New $318.00
    $191.00
    Repair Yours Contact Us
    MARSH BELLOFRAM CMU-24-ASA-10

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    CMU-24-ASA-10

    OVERCURRENT MONITOR RELAY, AC, W/ MANUAL RESET, CMU MODEL, OUTPUT - 10 AMPS @ 120 V AC - RESISTIVE, DPDT, CONTROL VOLTAGE - 24 V AC/DC, 50/60 HZ, PLUG-IN ENCLOSURE, CURRENT TRIP POINTS - 2-1 ...
    $318.00 Buy New $318.00
    $191.00
    Repair Yours Contact Us
    MARSH BELLOFRAM CMU-24-ASA-1

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    CMU-24-ASA-1

    OVERCURRENT MONITOR RELAY, AC, W/ MANUAL RESET, CMU MODEL, OUTPUT - 10 AMPS @ 120 V AC - RESISTIVE, DPDT, CONTROL VOLTAGE - 24 V AC/DC, 50/60 HZ, PLUG-IN ENCLOSURE, CURRENT TRIP POINTS - 0.2 ...
    $318.00 Buy New $318.00
    $191.00
    Repair Yours Contact Us
    MARSH BELLOFRAM CMU-120-ASA-.25

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    CMU-120-ASA-.25

    OVERCURRENT MONITOR RELAY, AC, W/ MANUAL RESET, CMU MODEL, OUTPUT - 10 AMPS @ 120 V AC - RESISTIVE, DPDT, CONTROL VOLTAGE - 120 V AC/DC, 50/60 HZ, PLUG-IN ENCLOSURE, CURRENT TRIP POINTS - 0. ...
    $555.00 Buy New $555.00
    $333.00
    Repair Yours Contact Us
    MARSH BELLOFRAM VBA-240-AFN

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    VBA-240-AFN

    SINGLE PHASE VOLTAGE BAND MONITOR/RELAYS
    $680.00 Buy New $680.00
    $408.00
    Repair Yours Contact Us
    MARSH BELLOFRAM VBA-110-DLA

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    VBA-110-DLA

    SINGLE PHASE VOLTAGE BAND MONITOR/RELAYS
    $529.00 Buy New $529.00
    $318.00
    Repair Yours Contact Us
    MARSH BELLOFRAM AC-411-230

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    AC-411-230

    PHASE MONITOR/TIMER
    $130.00 Buy New $130.00
    $78.00
    Repair Yours Contact Us
    MARSH BELLOFRAM AC-302-230

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    AC-302-230

    3 PHASE MONITOR
    $205.00 Buy New $205.00
    $103.00
    Repair Yours Contact Us
    MARSH BELLOFRAM AC-301-380

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    AC-301-380

    3 PHASE MONITOR
    $562.00 Buy New $562.00
    $338.00
    Repair Yours Contact Us
    MARSH BELLOFRAM CML-120-ASA-10

    MARSH BELLOFRAM

    ATC DIVERSIFIED ELECTRONICS

    CML-120-ASA-10

    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, PLUG-IN ENCLOSURE, CURRENT TRIP POINTS - 2- ...
    $556.00 Buy New $556.00
    $340.00
    Repair Yours Contact Us
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