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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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
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GEC MEASUREMENTS
CDV22AF27B
DISCONTINUED BY MANUFACTURER, RELAY / VOLTAGE CONTROLLED INVERSE TIME OVERCURRENT, CDV SERIES, 2.5-10 AMP
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$156.95
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ASEA BROWN BOVERI
412N0175
DISCONTINUED BY MANUFACTURER, UNDERVOLTAGE/PHASE SEQUENCE RELAY, TYPE 47H, INSTANTANEOUS, 3-PHASE, CONTROL VOLTAGE: 48/125 VDC, MEASURE: 60 HZ
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$161.99
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TIME MARK CORP
258B-400HZ
3-PHASE-MONITORS,208/240VAC, SIZE 3.8IN X 1.95IN X 1.95IN
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TIME MARK CORP
20AB
3-PHASE-MONITORS, W/ TRIP AND RESTART DELAYS, 1X N.O. CONTACT AND 1 N.C. CONTACT, 190-480VAC, SIZE 3.91IN X 2.2IN X 2.3IN, REPLACEMENT FOR B264
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TELE CONTROLS
G2TF02 24-240VAC/DC
PTC MOTOR MONITORING RELAY, TEMPERATURE MONITORING, LED INDICATORS, 2 CO, DPDT RELAY OUTPUT, 24-240V AC/DC SUPPLY
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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 ...
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$93.00
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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 ...
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$89.56
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CR MAGNETICS
CR4395-EH-24D-.04-X-FP-T PNP
DISCONTINUED BY MANUFACTURER, SUPPLY: 24+/-10%VDC, TRIP POINT: 0.04AMPS, ENERGIZE: HI CURRENT (EH), LOAD: PNP - SOURCING, 100MA MAX
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$46.85
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
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$92.15
WESTINGHOUSE
293B285A11
DISCONTINUED BY MANUFACTURER, RELAY, SYNCHRO-VERIFIED, TYPE CVE, 120 V, 60 HZ
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$463.00
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YOKOGAWA
YE/50-152111FASJ
DISCONTINUED BY MANUFACTURER, VOLTAGE GAUGE, 0-600 VDC, 3-1/3 INCH DIAL
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$143.60
SCHWEITZER ENGINEERING
SEL-TPR-3TPR31000IRJ6
DISCONTINUED BY MANUFACTURER, UNDERGROUND TEST POINT RESET FAULT INDICATOR, DIRECT REPLACEMENT SEL-TPR-TPR#8BMJ
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$109.26
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SIEMENS
3UG5512-1AR20
LINE MONITORING RELAY, 3 PHASE, 160-690 VAC, 15-70 HZ, FOR PHASE FAILURE, 1 CHANGE OVER CONTACT, SCREW TERMINAL, -25 TO +60 DEGREE C, IP20, SUCCESSOR FOR: 3UG4512-1AR20
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ASEA BROWN BOVERI
613880-T1
DISCONTINUED BY MANUFACTURER, MICROSHIELD, MULITPHASE OVERCURRENT RELAY, 120/240 VAC INPUT, 50/60 HZ INPUT, 10 VA INPUT, 48 VDC OUPTUT, 7 VA OUTPUT, PARTS ONLY
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$30.00
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WESTINGHOUSE
288B718A20A
DISCONTINUED BY MANUFACTURER, RELAY, VOLTAGE, 2-6AMPS, 60HZ
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$378.00
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PUNEET INDUSTRIAL CONTROLS
1P10S
DISCONTINUED BY MANUFACTURER, EARTH FAULT RELAY, ON DELAY TIMER, 1-5 AMP, 240 V, NO / NC
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$120.88
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ASEA BROWN BOVERI
715330-F80
DISCONTINUED BY MANUFACTURER, CURRENT TRANSFORMER POWER SHIELD
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$145.05
LITTELFUSE
201A-9
PHASE RELAY, SPDT, 190-480V, SOCKET; PRODUCT RANGE:201A SERIES; CONTACT CONFIGURATION:SPDT; CONTACT CURRENT:10A; RELAY MOUNTING:SOCKET; RELAY TERMINALS:QUICK CONNECT; SWITCHING VOLTAGE MAX:2 ...
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GENERAL ELECTRIC
IC2820-D300B3
DISCONTINUED BY MANUFACTURER, FIELD LOSS RELAY, 600 VAC MAX, 10 AMP
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$154.53
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GENERAL ELECTRIC
NGV19A2A
UNDER VOLTAGE RELAY, 125VDC, 208VAC 50/60HZ, 100-140VDC DROPOUT
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GEC MEASUREMENTS
WDG11AF22BD
DISCONTINUED BY MANUFACTURER, INVERSE TIME / REVERSE POWER RELAY, WDG SERIES, 18-126 AMP
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$300.00
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TIME MARK CORP
2722
DISCONTINUED BY MANUFACTURER, CURRENT UNBALANCE DETECTOR, 30 CURRENT, INPUT VOLTAGE 100-130VAC, 140 VAC MAX
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$171.00
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CARLO GAVAZZI
ELECTROMATIC
SJ-185-230-500V
DISCONTINUED BY MANUFACTURER, VOLTAGE CONTROL, 230 VAC, 50/60 HZ, RANGE 100-500 VAC
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$152.00
GENERAL ELECTRIC
12CAP15A2A
DISCONTINUED BY MANUFACTURER, RELAY, VOLTAGE OVERCURRENT, 115V, 5AMP, 3PHASE, 60 CYCLES
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$378.00
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NK TECHNOLOGIES
AG1-NOAC-24U-ND-070
DISCONTINUED BY MANUFACTURER, GROUND FAULT SENSOR, FACTORY ADJUSTED SETPOINT, 24VAC - 24VDC, 240VAC OUTPUT, 1AMP MAX
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$123.09
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MACROMATIC
PMDU-E-102
CURRENT MONITOR RELAY, PMD SERIES, 190-500 VAC MONITORED, 24 VAC INPUT, 0.1-10 SEC TIME DELAY, 10 AMP @ 120VAC / 30VDC, DIN RAIL MOUNT
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$53.37
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ASEA BROWN BOVERI
715330-F76
DISCONTINUED BY MANUFACTURER, CURRENT TRANSFORMER POWER SHIELD, 2A
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$259.81
WESTINGHOUSE
255P157H02C
DISCONTINUED BY MANUFACTURER, GROUND FAULT RELAY, 120 VAC, 125 AMPS
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$88.92
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EATON CORPORATION
CUTLER HAMMER
D65VMLS480-B1
DISCONTINUED BY MANUFACTURER, VOLTAGE MONITOR RELAY, 208-480 VAC, 30 VDC, 10 AMP, 1/3 HP
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$307.30
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ASEA BROWN BOVERI
230F0261
DISCONTINUED BY MANUFACTURER, GROUND DETECTION RELAY, ITE-64F, STANDARD CASE, CONT 120 VAC, 50/60 HZ, TRIP/TEST, TARGET/RESET, LED INDICATORS, SCREW TERMINALS
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$86.92
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EATON CORPORATION
CUTLER HAMMER
EASY-BOX-E4-UC1
SOFTWARE AND STARTER KIT, 8A, 28.8V; NO. OF INPUTS:8INPUTS; CURRENT RATING:8A; NO. OF OUTPUTS:4OUTPUTS; KIT CONTENTS:EATON EASY-E4-UC-12RC1 CONTROL RELAY, PATCH CABLE AND SOFTWARE LICENSE; S ...
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TOSHIBA
RC81C
DISCONTINUED BY MANUFACTURER, PHASE REVERSAL GROUND FAULT MODULE, OPERATING TIME WITHIN 0.5 SEC, 2-12A RATED CURRENT
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$35.99
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SIEMENS
3UG5616-1CR20
DIGITALLY ADJUSTABLE MONITORING RELAY PHASE FAILURE, PHASE SEQUENCE, ASYMMETRY, FREQUENCY, OVER- AND UNDER-VOLTAGE MONITORING 3X 90-690 V AC, 15-70 HZ 2 CHANGEOVER CONTACTS SCREW TERMINAL
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BOLTSWITCH INC
PND-208
DISCONTINUED BY MANUFACTURER, PHASE FAILURE RELAY, LCD DISPLAY, 208 V, 3-PHASE, 30A CONTACT RATING, FIXED TIME DELAY: 1-1/2 SECONDS, 24VDC COIL
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$114.70
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GENERAL ELECTRIC
CR120YC11BA31C
DISCONTINUED BY MANUFACTURER, UNDERVOLTAGE RELAY, 1 PHASE, 208V, 60HZ, 10 A, 600 V MAX
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$192.46
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BASLER ELECTRIC
BE1-59-A4E-E1K-B1S3F
DISCONTINUED BY MANUFACTURER, OVER VOLTAGE RELAY, INTERNALLY OPERATED, 1 PHASE, INPUT 110-320VAC PICKUP, OUTPUT 1NO RELAY, DEFINITE TIMING, SUPPLY 48VDC, TARGET CURRENT OPERATED, INSTANTANEO ...
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$450.52
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SAMWHA
PMR-220N7
DISCONTINUED BY MANUFACTURER, VOLTAGE MONITORING RELAY, DIN-RAIL, 160-300 VAC, 1 SPDT, 50/60 HZ, 220 VAC SUPPLY
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$59.02
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LITTELFUSE
201A-AU
PHASE RELAY, SPDT, 190-480V, SOCKET; PRODUCT RANGE:201A-AU SERIES; CONTACT CONFIGURATION:SPDT; CONTACT CURRENT:10A; RELAY MOUNTING:SOCKET; RELAY TERMINALS:QUICK CONNECT; SWITCHING VOLTAGE MA ...
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SCHWEITZER ENGINEERING
SEL-311C-0311C01H242542X
DISCONTINUED BY MANUFACTURER, PROTECTION AND AUTOMATION SYSTEM, SEL-311C, LOGIC INPUT / 5 PHASE / 5 POLE / 125 VDC / 150 VAC WYE, POWER SUPPLY / 25 W / 85-350 VDC / 85-364 VAC / 125-250 VDC ...
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$279.00
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