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
GOTRONIC
621102
MOTION CONTROL UNDERSPEED SWITCH 120VAC
✓ IN STOCK!
Buy Surplus As Low As
CAN$508.99
Repair Yours
CAN$370.89
GENERAL ELECTRIC
704169
DISCONTINUED BY MANUFACTURER, DIFERENCIAL RD5 220V 50/60HZ
✓ IN STOCK!
Buy Surplus As Low As
CAN$378.18
Repair Yours
CAN$362.15
REGAL REXNORD
UNICO
303-237
DISCONTINUED BY MANUFACTURER, RELAY MODULE, LNO CONVERTER, INTERFACE ADAPTER FIBER OPTIC
✓ IN STOCK!
Buy Surplus As Low As
CAN$493.95
SCHNEIDER ELECTRIC
SQUARE D
GP-200C
DISCONTINUED BY MANUFACTURER, GROUND FAULT RELAY, TYPE GP, 200-1100A, TRIP SETTING
✓ IN STOCK!
Buy Surplus As Low As
CAN$548.55
Repair Yours
CAN$364.52
SCHNEIDER ELECTRIC
SQUARE D
PR-101-PLR
DISCONTINUED BY MANUFACTURER, RELAY PHASE LOSS/REVERSAL 5AMP 120VAC .01OHM 60HZ
✓ IN STOCK!
Buy Surplus As Low As
CAN$87.37
SCHNEIDER ELECTRIC
SQUARE D
RM35UB3N30
VOLTAGE CONTROL RELAY, DPDT, 114V-329V; PRODUCT RANGE:ZELIO RM35UB3 SERIES; CONTACT CONFIGURATION:DPDT; CONTACT CURRENT:5A; RELAY MOUNTING:DIN RAIL; RELAY TERMINALS:SCREW; SWITCHING VOLTAGE ...
✓ IN STOCK!
Repair Yours
CAN$360.00
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
CAN$538.41
SCHNEIDER ELECTRIC
TELEMECANIQUE
RM4UA33MW
DISCONTINUED BY MANUFACTURER, VOLTAGE RELAY, 300V, 5AMP, RM4, + OPTIONS, REPLACED BY RM22UA33MR
✓ IN STOCK!
Buy Surplus As Low As
CAN$421.67
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
CAN$175.62
Repair Yours
CAN$362.15
FW MURPHY
OFR500
DISCONTINUED BY MANUFACTURER, RELAY OVER FREQUENCY, FRONT STATUS LEDS, 12 PORTS
✓ IN STOCK!
Buy Surplus As Low As
CAN$451.58
Repair Yours
CAN$368.95
SCHNEIDER ELECTRIC
SQUARE D
RM22TA33
PHASE MONITORING RELAY, RM22 SERIES, 380-480 VAC, 2 NO/NC, 8 AMP/250 VAC, ELECTROMECHANICAL RELAY TYPE, DIN RAIL MOUNT
✓ IN STOCK!
Repair Yours
CAN$360.00
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
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
CAN$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
CAN$319.45
Repair Yours
CAN$364.52
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
ARA-120-AFE
RELAY, ARA SERIES, ALTERNATING RELAY, SURFACE-MOUNT, TRIPLEXOR, 120 VAC, 10 AMP
✓ IN STOCK!
Repair Yours
CAN$310.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
AC-301-440
THREE PHASE MONITOR, AC-301 SERIES, DELAY-ON-MAKE, 430-480 VAC OPERATING, 2 SECOND DELAY ON DROP OUT
✓ IN STOCK!
Repair Yours
CAN$343.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
DPR175A
PHASE MONITORING RELAY, SPDT, 170-290VAC; PRODUCT RANGE:-; CONTACT CONFIGURATION:SPDT; CONTACT CURRENT:5A; RELAY MOUNTING:DIN RAIL; RELAY TERMINALS:SCREW; SWITCHING VOLTAGE MAX:250VAC; SUPPL ...
✓ IN STOCK!
Repair Yours
Contact Us
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
DPR350B
PHASE MONITOR, TIME DELAY, 3 PHASE, 460 VAC, DIN RAIL MOUNT
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Repair Yours
CAN$362.15
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
CMI-120-ASE-20
OVERCURRENT MONITOR RELAY, AC, W/ MANUAL RESET, CMI MODEL, OUTPUT - 10 AMPS @ 120 V AC - RESISTIVE, DPDT, CONTROL VOLTAGE - 120 V AC, 50/60 HZ, CURRENT TRIP POINTS - 4-20 AMP
✓ IN STOCK!
Repair Yours
CAN$391.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
CMO-120-ASA-1
OVERCURRENT MONITOR RELAY, AC, W/ MANUAL RESET, CMO 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. ...
✓ IN STOCK!
Repair Yours
CAN$362.15
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
CMO-120-ASE-10
OVERCURRENT MONITOR RELAY, CMO SERIES, 24-120 V AC/DC, 50/60 HZ, SURFACE MOUNT, 2-10 AMP ADJUSTABLE TRIP POINTS
✓ IN STOCK!
Repair Yours
CAN$371.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
CMU-120-ASA-5
UNDER CURRENT MONITOR, CMU SERIES, 120 VAC, PLUG-IN, 1 TO 5 AMP ADJUSTABLE CURRENT TRIP POINTS, 11 PIN
✓ IN STOCK!
Repair Yours
CAN$300.00
ASEA BROWN BOVERI
JOKAB SAFETY
JSBT3-115VAC
DISCONTINUED BY MANUFACTURER, SAFTEY RELAY 115VAC
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Buy Surplus As Low As
CAN$185.44
Repair Yours
CAN$360.00
ASEA BROWN BOVERI
ABB ROBOTICS
1SVR730841R0500
(PRICE/EA) CM-SRS.22S CURRENT MON. RELAY , 1SVR730841R0500
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Repair Yours
CAN$362.15
GRACE
GRACE ENGINEERED PRODUCTS
R-1A003
CHEKVOLT INTERFACES, SINGLE-POINT, SINGLE PHASE, INSTALLS IN A 1/2 HOLE, POLYCARBONATE CONSTRUCTION, UV OUTDOOR RATED SO YOU CAN MOUNT IT ANYWHERE, INTEGRAL 6 LEAD WIRE, UL TYPE 4, 4X, 12 RA ...
✓ IN STOCK!
Repair Yours
CAN$360.00
ASEA BROWN BOVERI
ABB ROBOTICS
1SVR730840R0600
(PRICE/EA) CM-SRS.M1S CURRENT MON. RELAY , 1SVR730840R0600
✓ IN STOCK!
Repair Yours
CAN$358.64
ASEA BROWN BOVERI
1SVR730774R3300
(PRICE/EA) CM-PAS.41S THREE-PHASE MON. , 1SVR730774R3300
✓ IN STOCK!
Repair Yours
CAN$360.00
ASEA BROWN BOVERI
1SVR630736R1300
CM-UFS.2 THREE-PH MONITOR RELAY
✓ IN STOCK!
Repair Yours
CAN$364.52
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!
Repair Yours
CAN$310.81
ASEA BROWN BOVERI
1SVR730885R3300
RMS MONITORING RELAY, MULTIFUNCTION, 4 AMP, 3 PHASE, 180-280 VAC, 2C/O SPDT, DIN-RAIL 22.5 MM, IP50/IP20, (CM-MPS.21S)
✓ IN STOCK!
Repair Yours
CAN$360.00
ASEA BROWN BOVERI
1SVR730831R0400
DISCONTINUED BY MANUFACTURER, VOLTAGE MONITORING RELAY, SPDT, 1 PHASE, 4 AMP, 2 C/O, 110-130 VAC, 10 MA, 8 MM STRIPPING LENGTH, SCREW TYPE TERMINALS, DIN RAIL MOUNT, -20 TO +60 DEGREES C, IP ...
✓ IN STOCK!
Buy Surplus As Low As
CAN$606.95
Repair Yours
CAN$362.15
ASEA BROWN BOVERI
1SVR730840R0400
CURRENT MONITORING RELAY, 1-4 AMP, 250 VAC, 240 VDC, 3 MA, 750 W, DPDT, SCREW TYPE TERMINAL, DIN RAIL MOUNT, -20 TO +60 DEGREES C, IP20, (CM-SRS.21S)
✓ IN STOCK!
Repair Yours
CAN$360.00
ASEA BROWN BOVERI
ABB ROBOTICS
1SVR760488R8300
THREE PHASE MONITORING RELAY, 450-720 VAC RANGE, 50/60 HZ, 0.1-30 SECOND RANGE, DIN-RAIL MOUNTING, (CM-MPN.62P) , 1SVR760488R8300
✓ IN STOCK!
Repair Yours
CAN$358.64
TIME MARK CORP
16-1-L-P
VOLTAGE_FREQUENCY-MONITORS, OVER AND/OR UNDER VOLTAGE MONITOR, 12-30VAC/VDC, SIZE 3.52IN X 2.44IN X 1.75IN
✓ IN STOCK!
Repair Yours
CAN$367.39
TIME MARK CORP
2581-220
3-PHASE-MONITORS,220VAC, SIZE 2IN X 2IN X 1.38IN
✓ IN STOCK!
Repair Yours
CAN$300.00
TIME MARK CORP
2601-28VDC
VOLTAGE FREQUENCY-MONITORS, UNDER-VOLTAGE MONITOR, 24VDC, SIZE 3.52IN X 2.44IN X 1.75IN
✓ IN STOCK!
Repair Yours
CAN$367.39
TIME MARK CORP
C2642
MONITOR RELAY, 3 PHASE, 480 VAC, 4.8IN X 4.5IN X 3.5IN SIZE, DPDT, SURFACE MOUNT, TRIP DELAY, NO TRIP RESTART, AUTOMATIC RESET
✓ IN STOCK!
Repair Yours
CAN$250.00
TIME MARK CORP
D264
DISCONTINUED BY MANUFACTURER, 3-PHASE MONITOR, NOMINAL AC VOLTAGE: 575 VOLT AC, ADJUSTMENT RANGE: 450-600 VOLT, FREQUENCY: 60 HZ, RESET TYPE: AUTOMATIC 2.5 WATTS, SCREW TERMINAL CONNECTION, ...
✓ IN STOCK!
Buy Surplus As Low As
CAN$100.47
Repair Yours
CAN$367.39
TIME MARK CORP
272-24
CURRENT-MONITORS, 3-PHASE CURRENT UNBALANCE DETECTOR, 1 - 5A, 24VAC, SIZE 6.06IN X 3.88IN X 2.7IN
✓ IN STOCK!
Repair Yours
CAN$251.32
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
CMU-24-DSA-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 ...
✓ IN STOCK!
Repair Yours
CAN$299.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
CMB-120-AFA-1
CURRENT MONITORING RELAY, CMB SERIES, AC GO/NO-GO, 120 V AC, 50/60 HZ, 1 AMPS, SINGLE POLE DOUBLE THROW, 8-PIN OCTAL TERMINATION
✓ IN STOCK!
Repair Yours
CAN$300.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
SLA-120-ALA
PHASE SEQUENCE/LOSS MONITOR, 120V, LOCK SHAFT ADJUSTABLE, 11 PIN CIRCULAR BASE
✓ IN STOCK!
Repair Yours
CAN$384.00
MARSH BELLOFRAM
ATC
SLA-220-AFN
DISCONTINUED BY MANUFACTURER, PHASE SEQUENCE, LOSS MONITOR
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Buy Surplus As Low As
CAN$304.10
Repair Yours
CAN$370.89
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
SLA-230-ALER
PHASE MONITOR/RELAY, PHASE SEQUENCE/LOSS MONITOR, 230V, LOCK SHAFT ADJ, SURFACE MOUNT, MANUAL RESET
✓ IN STOCK!
Repair Yours
CAN$551.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
SLA-230-ASA
PHASE MONITOR, 190-270 VAC, 50/60 HZ, CONTACTS 10 AMP @ 240 VAC, RESISTIVE 345 VAC
✓ IN STOCK!
Repair Yours
CAN$300.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
SLA-440-AFE
PHASE MONITOR/RELAY
✓ IN STOCK!
Repair Yours
CAN$391.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
SLA-440-ALE
PHASE MONITORING/RELAY, PHASE SEQUENCE/LOSS MONITOR, 430-480 VAC, 3 PHASE SUPPLY
✓ IN STOCK!
Repair Yours
CAN$250.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
SLD-380-ALE
PHASE MONITOR RELAY,
✓ IN STOCK!
Repair Yours
CAN$448.00
