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.
Filter Results
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
ARA-120-AFE
RELAY, ARA SERIES, ALTERNATING RELAY, SURFACE-MOUNT, TRIPLEXOR, 120 VAC, 10 AMP
✓ IN STOCK!
Repair Yours
$300.00
ASEA BROWN BOVERI
1495B30A22
DISCONTINUED BY MANUFACTURER, VOLTAGE RELAY, 120V, 250VDC, IVS 55-140VAC, TYPE CV7
✓ IN STOCK!
Buy Surplus As Low As
$220.00
Repair Yours
$300.00
AUTOMATION DIRECT
ACUAMP
GFSL30-M1A-120A-F
ACUAMP GROUND FAULT SENSOR, LARGE APERTURE FIXED CORE, 5, 10, OR 30 MA SELECTABLE TRIP POINT, RELAY, SPST-N.O., MANUAL RESET OUTPUT, 120 VAC OPERATING VOLTAGE.
✓ IN STOCK!
Repair Yours
$300.00
INGERSOLL RAND
TRANE
RLY3715
START RELAY, SPST 35 AMP, REPLACES RLY1097, HVAC PARTS, SAME AS 3ARR3-J4A4, B100201P06,RLY1097,RLY-01097,RLY3715
✓ IN STOCK!
Repair Yours
$300.00
SIEMENS
3RQ3118-1AB00
OUTPUT COUPLER, WITH PLUG-IN RELAY, 1 CHANGE-OVER CONTACT SCREW TERMINAL, 6 AMP, 24 VAC/DC, 50/60 HZ, DIN RAIL MOUNT
✓ IN STOCK!
Repair Yours
Contact Us
BENDER
RCM465Y
DISCONTINUED BY MANUFACTURER, GROUND FAULT MONITOR, 30-300MA, 50/60 HZ, 90-132 VAC, DIN RIAL MOUNT
✓ IN STOCK!
Buy Surplus As Low As
$385.95
Repair Yours
$300.00
SCHNEIDER ELECTRIC
SQUARE D
S48891
GROUND FAULT INTERFACE MODULE, USED ON: ,M/P/R FRAME, NS630B, NS3200 ,ELECTRONIC TRIP CIRCUIT BREAKER
✓ IN STOCK!
Buy Surplus As Low As
$115.19
Repair Yours
$300.00
SCHNEIDER ELECTRIC
TELEMECANIQUE
RM3TR112VS7
DISCONTINUED BY MANUFACTURER, VOLTAGE LOSS RELAY, 3 PHASE, 380-420 VAC, 50/60 HZ, DIN RAIL MOUNT
✓ IN STOCK!
Buy Surplus As Low As
$370.80
R-K ELECTRONICS
DPM-120A-B
VOLTAGE MONITOR, W/DISPLAY, DIGITAL, MULTI-RANGE, 3 PHASE, 200-240/600 VAC, 120 VAC SUPPLY, SURFACE MOUNT
✓ IN STOCK!
Repair Yours
$300.00
WESTINGHOUSE
1293C47G12
DISCONTINUED BY MANUFACTURER, GROUND FAULT RELAY, (P/N 255P156H06C), .125 AMPS, 120 VAC, 50/60 HZ, 28-125 VDC OUTPUT, 255P156H06C
✓ IN STOCK!
Buy Surplus As Low As
$315.82
SIEMENS
5TT3401
VOLTAGE RELAY T5570 AC 230/400V 1CO 0.85/0.95 WITH TRANSPARENT CAP
✓ IN STOCK!
Repair Yours
$300.00
FRAKO
EMR-1100
DISCONTINUED BY MANUFACTURER, REACTIVE POWER CONTROL RELAY, SINGLE PHASE, 220-240 VAC OPERATING VOLTAGE, 100-690 VAC MEASUREMENT VOLTAGE, 50/60 HZ POWER FREQUENCY, 20 MA
✓ IN STOCK!
Buy Surplus As Low As
$349.00
Repair Yours
$300.00
WESTINGHOUSE
BE1-851-G5-N1H0N
DISCONTINUED BY MANUFACTURER, OVERCURRENT RELAY, BE1-851 SERIES, 48-125 VAC/VDC, 5 AMP
✓ IN STOCK!
Buy Surplus As Low As
$876.88
Repair Yours
$657.06
INVENSYS
BARBER COLMAN
AE-504
PARALLELING RELAY, ACTUATOR OR PANEL MOUNT, DPDT (SERIES 90)
✓ IN STOCK!
Repair Yours
$300.00
TIME MARK CORP
A257BM
3-PHASE-MONITORS,480VAC, SPDT, SIZE 3.52IN X 2.44IN X 1.75IN
✓ IN STOCK!
Repair Yours
$300.00
R-K ELECTRONICS
TVM-400-20-2002
UNDER & OVER VOLTAGE 3 PHASE VOLTAGE MONITOR, UNDERVOLTAGE - OVER VOLTAGE - PHASE LOSS - PHASE ROTATION, ADJUSTABLE 410 TO 490VAC 3Ø, 10PCT, 2 SECOND PICK-UP & DROP-OUT DELAY, BASE KEY POSIT ...
✓ IN STOCK!
Repair Yours
$300.00
OMRON
G3NA-440B 5-24DC
DISCONTINUED BY MANUFACTURER, SOLID-STATE RELAY, SURFACE MOUNTING, 1-POLE, 40 AMP, 528 VAC MAX
✓ IN STOCK!
Buy Surplus As Low As
$47.34
EXTECH
382252
EARTH GROUND RESISTANCE TESTER KIT; MEASURING FUNCTIONS:2 AND 3 POLE; RESISTANCE MEASUREMENT RANGE:20OHM, 200OHM, 2000OHM; RESISTANCE MEASUREMENT FREQUENCY:820HZ; PRODUCT RANGE:-; SVHC:NO SV ...
✓ IN STOCK!
Repair Yours
$300.00
TOSHIBA
810-ZCT-100
DISCONTINUED BY MANUFACTURER, GROUND FAULT RELAY
✓ IN STOCK!
Buy Surplus As Low As
$370.50
AUTOMATION DIRECT
ACUAMP
GFS30-M1A-24-F
ACUAMP GROUND FAULT SENSOR, FIXED CORE, 5, 10, OR 30 MA SELECTABLE TRIP POINT, RELAY, SPST-N.O., MANUAL RESET OUTPUT, 24 VAC/VDC OPERATING VOLTAGE.
✓ IN STOCK!
Repair Yours
$300.00
GENERAL ELECTRIC
MULTILIN
12IGCV51A5A
DISCONTINUED BY MANUFACTURER, RELAY VOLTAGE CONTROL, 70-100 V, 4-16 AMP
✓ IN STOCK!
Buy Surplus As Low As
$1,793.52
Repair Yours
$1,488.62
GENERAL ELECTRIC
MULTILIN
12IAV51A1A
DISCONTINUED BY MANUFACTURER, POWER DIRECTIONAL RELAY, IAV, 115 V AC, 60 HZ, 60 CYCLES
✓ IN STOCK!
Buy Surplus As Low As
$693.88
Repair Yours
$560.00
GENERAL ELECTRIC
12IAC53B104A
DISCONTINUED BY MANUFACTURER, RELAY, TIME, OVERCURRENT,TIME OVERCURRENT RELAY
✓ IN STOCK!
Buy Surplus As Low As
$585.19
Repair Yours
$539.67
GENERAL ELECTRIC
12CEY51A1D
DISCONTINUED BY MANUFACTURER, DISTANCE RELAY, 5-AMP, 120-VOLTS, 60-CYCLE
✓ IN STOCK!
Buy Surplus As Low As
$1,125.00
Repair Yours
$1,078.24
GENERAL ELECTRIC
12CEB51B1A
DISCONTINUED BY MANUFACTURER, OFFSET MHO BLOCKING RELAY, 120 V, 5 AMP, 60 CYL, 0-4O OHMS
✓ IN STOCK!
Buy Surplus As Low As
$1,574.64
Repair Yours
$1,306.95
BITRONICS
MTWIN3B-S520-VD10
DISCONTINUED BY MANUFACTURER, TRANSDUCER DIGITAL, 6 WATT, 20-280VDC, 55-200VAC
✓ IN STOCK!
Buy Surplus As Low As
$615.99
Repair Yours
$557.75
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!
Repair Yours
$300.00
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
Repair Yours
$300.00
ASEA BROWN BOVERI
ABB ROBOTICS
1SVR750488R8300
3-PHASE MULTI-FUNCTIONAL MONITORING RELAY WITH SELECTABLE TRIP DELAY, 450 TO 720 VAC, 2 TO 4 A, 2CO-SPDT CONTACT, 450 TO 720 VAC V COIL
✓ IN STOCK!
Repair Yours
$300.00
PEPPERL & FUCHS
KHU8-DW-1.D
DISCONTINUED BY MANUFACTURER, ROTATION SPEED MONITOR, 5KHZ, 1 PRE-SELECT VALUE WITH RELAY OUTPUT AND LED INDICATOR, MULTI-RANGE POWER PACK, 2-, 3-, 4-WIRE AND NAMUR SENSORS AS WELL AS ROTARY ...
✓ IN STOCK!
Buy Surplus As Low As
$347.46
Repair Yours
$300.00
CROUZET
DUR24A
VOLTAGE MONITORING RELAY, DIN RAIL, SPDT 10A, 24 VAC, CAN BE REPLACED BY PN DUR110A. DIFFERENCE: 110V INPUT INSTEAD OF 24V. NEEDED: A DIFFERENT INPUT POWER IS NEEDED
✓ IN STOCK!
Repair Yours
$300.00
ASEA BROWN BOVERI
CM-PFS
DISCONTINUED BY MANUFACTURER, ASEA BROWN BOVERI, CM-PFS, CMPFS, MONITORING RELAY, 4AMP, 3PHASE, 50/60HZ, 200-500V
✓ IN STOCK!
Buy Surplus As Low As
$89.55
SIEMENS
5TT3400
VOLTAGE RELAY, T5570 AC 230/400V, 1CO 0.7/0.9, WITH TRANSPARENT CAP
✓ IN STOCK!
Repair Yours
$300.00
SIEMENS
3TX7015-1BF02
DISCONTINUED BY MANUFACTURER, INPUT COUPLER, W/ PLUG-IN RELAY, 1CO CONTACT, SPRING-TYPE TERMINAL, 230V AC/DC, 50HZ, 1W
✓ IN STOCK!
Repair Yours
$300.00
SIEMENS
3TK20400AK6
MINIATURE POWER RELAY, SCREW TERMINALS, 4NO, SNAP-ON MOUNTING, STANDARD MOUNTING RAIL, AC OPERATION, 120VAC AT 60HZ, 110VAC AT 50HZ
✓ IN STOCK!
Buy Surplus As Low As
$165.65
Repair Yours
$300.00
CEE
TTG 7114
DISPLACEMENT RELAY / NEUTRAL VOLTAGE, 7000 SERIES, DEFINITE TIME, TIME DELAY RANGE / 1-10 SECOND, AUXILIARY SUPPLY / 220 V MAX, 1-5 AMP, SINGLE PHASE ONLY, 100-110 V, 50/60 HZ, ANSI CODE 59N ...
✓ IN STOCK!
Repair Yours
$607.80
CROUZET
SYRELEC
DWRA2230A
DISCONTINUED BY MANUFACTURER, PHASE MONITORING RELAY, WRA2 SERIES, 3 PHASE, 10 AMP, 230 VAC, 50/60 HZ, DIN RAIL MOUNT
✓ IN STOCK!
Buy Surplus As Low As
$190.00
Repair Yours
$300.00
CROUZET
DSR-12D
UNDERVOLTAGE MONITORING RELAY, DIN RAIL, SPDT 10A, 12 VDC, CAN BE REPLACED BY PN DSR110A. DIFFERENCE: 110V INPUT INSTEAD OF 12V. NEEDED: A DIFFERENT INPUT POWER IS NEEDED
✓ IN STOCK!
Buy Surplus As Low As
$101.35
Repair Yours
$300.00
EMOTRON
EL-FI-M10
DISCONTINUED BY MANUFACTURER, SHAFT POWER MONITOR, 1.5AMP, 100-690VAC, 50/60HZ, REPLACEMENT: EL-FI-M20
✓ IN STOCK!
Buy Surplus As Low As
$1,050.00
Repair Yours
$880.00
LOVATO
31-ASF380
RELAY PHASE SEQUENCE ASF 380/415VAC DIN 50/60HZ
✓ IN STOCK!
Buy Surplus As Low As
$150.00
Repair Yours
$300.00
AUTOMATION DIRECT
AD-PR40-1C-120A
AUTOMATIONDIRECT POWER RELAY, PANEL MOUNT, OPEN, 120 VAC COIL VOLTAGE, SPDT, (1) N.O., (1) N.C., 40A CONTACT RATING, SCREW TERMINAL(S).
✓ IN STOCK!
Repair Yours
$300.00
SIEMENS
3UG4815-1AA40
DIGITAL MONITORING RELAY, FOR IO-LINK, 3-PHASE SUPPLY, 160-690 VAC, 50/60 HZ, PHASE SEQUENCE, PHASE FAILURE, PHASE ASYMMETRY, UNDERVOLTAGE, OVERVOLTAGE, HYSTERESIS, LINE STABILIZATION, DELAY ...
✓ IN STOCK!
Repair Yours
$300.00
SIEMENS
3UG4832-2AA40
DIGITAL MONITORING RELAY VOLTAGE MONITORING, 22.5 MM FOR IO-LINK 10...600 V AC/DC OVERVOLTAGE AND UNDERVOLTAGE HYSTERESIS 0.1 TO 300 V ON-DELAY TIME TRIPPING DELAY TIME 1 CHANGE-OVER CONTACT ...
✓ IN STOCK!
Repair Yours
$300.00
