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.
Rockwell Disclaimer: The product is used surplus. Radwell is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because Radwell is not an authorized distributor of this product, the Original Manufacturer’s warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, Radwell makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. Radwell also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. Radwell also makes no representations as to your right to install any such firmware on the product. Radwell will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.
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MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
SLD-440-ALE
PHASE MONITORING RELAY, 440-480 VAC, DPDT, 3 AMP, 600 VAC, SCREW TERMINATION
✓ IN STOCK!
Repair Yours
$300.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
SLA-480-AFE
PHASE VOLTAGE MONITOR, RELAY, SLA SERIES, 480 VAC, SURFACE MOUNTED
✓ IN STOCK!
Repair Yours
$300.00
ASEA BROWN BOVERI
CM-IVN.S
COUPLING UNIT, VOLTAGE RANGE EXPANSION FOR CM-IWN.1, 690 VAC / 1000 VDC, 15-400 HZ, DIN RAIL MOUNT, HOUSING IP50 / TERMINALS IP20, (1SVR750669R9400)
✓ IN STOCK!
Repair Yours
$300.00
SIEMENS
3UL0303-0EA
DISCONTINUED BY MANUFACTURER, DIFFERENTIAL RELAY, 230 VAC, 50/60 HZ, 0.03-3 AMP ADJUSTABLE, 0.02-1 SEC ADJUSTABLE TIME DELAY, LED INDICATOR, TEST AND RESET BUTTONS, SCREW CLAMP TERMINALS, DI ...
✓ IN STOCK!
Buy Surplus As Low As
$532.00
Repair Yours
$349.00
CEE
RMS700
DISCONTINUED BY MANUFACTURER, VOLTAGE RELAY 1AMP 48VDC DIGITAL
✓ IN STOCK!
Buy Surplus As Low As
$600.00
Repair Yours
$498.00
GENERAL ELECTRIC
12CFD22B2A
DISCONTINUED BY MANUFACTURER,RELAY, HIGH SPEED DIFFERENTIAL, 5AMP, 60HZ, TYPE CFD
✓ IN STOCK!
Buy Surplus As Low As
$232.77
Repair Yours
$300.00
ALLEN BRADLEY
1420-V2-ENT
POWER MONITOR 500, 600 VAC, ELECTRIC POWER INDICATOR, 600 VAC, ETHERNET/IP COMMUNICATION
✓ IN STOCK!
Buy Surplus As Low As
$1,198.00
Repair Yours
$902.00
EATON CORPORATION
CUTLER HAMMER
15BA4-25E
BA-400/800, 15.5 MAX KV, 25E, EXPULSION , 15BA4-25E
✓ IN STOCK!
Repair Yours
$340.00
EATON CORPORATION
CUTLER HAMMER
9253C03H06
GROUND FAULT TRANSMITTER, 800,1AMP, 600VAC, 60HZ
✓ IN STOCK!
Repair Yours
$300.00
ASEA BROWN BOVERI
RK 411 102-DE
OVER/UNDER VOLTAGE RELAY, 80-240 V, 50/60 HZ, AUXILIARY VOLTAGE: 110-125 AND 220-250 VDC, RXEG 21 SERIES
✓ IN STOCK!
Buy Surplus As Low As
$1,230.00
Repair Yours
$1,050.00
SYMCOM
201A
DISCONTINUED BY MANUFACTURER, PROTECTION RELAY, MOTORSAVER, PHASE LOSS DETECTION, REVERSE PHASE, 3 PHASE, 190/480 VAC, 50/60 HZ, 8-PIN PLUG-IN, SPDT OUTPUT, (REPLACED BY LITTELFUSE 201A)
✓ IN STOCK!
Buy Surplus As Low As
$90.00
SIEMENS
3RH11222JC40
CONTROL RELAY. 2NO+2NC
✓ IN STOCK!
Buy Surplus As Low As
$162.00
Repair Yours
$300.00
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
$300.00
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
$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
$300.00
ASEA BROWN BOVERI
CM-MPS.41P
VOLTAGE MONITORING RELAY, CM-MPS SERIES, 3 PHASE, 300-500 VAC, 45-65 HZ, DPDT, TIME DELAY: 0.1-30 S, DIN-RAIL MOUNT, (1SVR740884R3300) , 1SVR740884R3300
✓ IN STOCK!
Repair Yours
$300.00
ASEA BROWN BOVERI
1SVR730831R0400
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, IP20/50
✓ IN STOCK!
Repair Yours
$300.00
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
$200.00
ASEA BROWN BOVERI
ABB ROBOTICS
1SVR730840R0600
(PRICE/EA) CM-SRS.M1S CURRENT MON. RELAY , 1SVR730840R0600
✓ IN STOCK!
Repair Yours
$300.00
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
$300.00
ASEA BROWN BOVERI
JOKAB SAFETY
JSBT3-115VAC
DISCONTINUED BY MANUFACTURER, SAFTEY RELAY 115VAC
✓ IN STOCK!
Buy Surplus As Low As
$127.71
Repair Yours
$300.00
CARLO GAVAZZI
SM125230500
DISCONTINUED BY MANUFACTURER, VOLTAGE MONITORING RELAY, 230 VAC SUPPLY, 50-500 VAC/DC MEASURING RANGE, LED INDICATION
✓ IN STOCK!
Buy Surplus As Low As
$122.21
Repair Yours
$300.00
WESTINGHOUSE
BE1-51-K1E-Z1O-A1N0F
RELAY ELECTRIC GROUND FAULT OVERVOLTAGE PROTECTIVE
✓ IN STOCK!
Repair Yours
$300.00
ASEA BROWN BOVERI
BBC METRAWATT
FCX-103B/1
RELAY FREQUENCY 110/110/200/220V 65/391HZ
✓ IN STOCK!
Buy Surplus As Low As
$810.00
Repair Yours
$680.00
WESTINGHOUSE
774B470A12
DISCONTINUED BY MANUFACTURER, RELAY AUXILIARY 125VDC
✓ IN STOCK!
Buy Surplus As Low As
$442.58
Repair Yours
$367.34
GENERAL ELECTRIC
12SBC23B1D
DISCONTINUED BY MANUFACTURER, STATIC BREAKER BACKUP RELAY, SBC TYPE, 125 VDC, 10 AMPS, 60 HZ
✓ IN STOCK!
Buy Surplus As Low As
$1,640.00
Repair Yours
$1,361.20
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
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
GENERAL ELECTRIC
12IFC77A1A
DISCONTINUED BY MANUFACTURER, RELAY OVERCURRENT, INVERSE, 50/60 HZ, 1 - 12 AMPS
✓ IN STOCK!
Buy Surplus As Low As
$382.64
Repair Yours
$352.87
GENERAL ELECTRIC
MULTILIN
12PJG-11F-6A
DISCONTINUED BY MANUFACTURER, GROUND DETECTOR RELAY, TYPE PJG, 120-240 V, 50/60 HZ
✓ IN STOCK!
Buy Surplus As Low As
$408.00
Repair Yours
$388.17
WESTINGHOUSE
9-1210-00-105
VOLTAGE CONTROLLER MANUAL
✓ IN STOCK!
Buy Surplus As Low As
$799.90
Repair Yours
$698.86
ASEA BROWN BOVERI
1SVR630774R1300
DISCONTINUED BY MANUFACTURER, PHASE MONITORING RELAY, 2NO/2NC CONTACTS, PHASE FAILURE, PHASE IMBALANCE, PHASE SEQUENCE, 0 / 0.1-30 SECOND TIME DELAY, -25 TO +60 DEGREES C, (CM-PAS.31)
✓ IN STOCK!
Buy Surplus As Low As
$342.00
Repair Yours
$300.00
GENERAL ELECTRIC
12IFC53B2A
OVERCURRENT RELAY, INVERSE TIME, 2-50AMP
✓ IN STOCK!
Repair Yours
$300.00
AUTOMATION DIRECT
ACUAMP
GFS30-D1C-120A-F
ACUAMP GROUND FAULT SENSOR, FIXED CORE, 5, 10, OR 30 MA SELECTABLE TRIP POINT, RELAY, SPDT NORMALLY DE-ENERGIZED, AUTOMATIC RESET OUTPUT, 120 VAC OPERATING VOLTAGE.
✓ IN STOCK!
Repair Yours
$300.00
AUTOMATION DIRECT
ACUAMP
GFS30-E1C-120A-F
ACUAMP GROUND FAULT SENSOR, FIXED CORE, 5, 10, OR 30 MA SELECTABLE TRIP POINT, RELAY, SPDT NORMALLY ENERGIZED, AUTOMATIC RESET OUTPUT, 120 VAC OPERATING VOLTAGE.
✓ IN STOCK!
Repair Yours
$300.00
SCHNEIDER ELECTRIC
TELEMECANIQUE
RM4TR32
DISCONTINUED BY MANUFACTURER, PHASE FAILURE RELAY, 300V, 5A, RM4,50/60HZ, REPLACED BY RM22TR33
✓ IN STOCK!
Buy Surplus As Low As
$358.18
SCHNEIDER ELECTRIC
SQUARE D
GC-200D
DISCONTINUED BY MANUFACTURER, GROUND FAULT RELAY, 120 VAC, 24 VDC, DIN RAIL MOUNT, 5A/10A TRIP ALARM
✓ IN STOCK!
Buy Surplus As Low As
$1,505.11
Repair Yours
$1,249.24
SCHNEIDER ELECTRIC
SQUARE D
56327
CURRENT PROTECTION RELAY, VIGIREX RH10M, 1 AMP, 120 VAC, DIN RIAL MOUNT
✓ IN STOCK!
Repair Yours
$811.67
