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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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
OMRON
SDV-FH2 DC24
VOLTAGE SENSOR, SINGLE FUNCTION OVER/UNDER VOLTAGE DETECTION, TIMING FUNCTION NOT PROVIDED, 2 AMP, 2220 VAC, 24 VDC, LED OPERATION INDICATOR
✓ IN STOCK!
Repair Yours
$443.55
ALLEN BRADLEY
809-A16E
DISCONTINUED BY MANUFACTURER 11/30/2009, CURRENT RELAY, INSTANTANEOUS TRIP, 100 AMP COIL CURRENT
✓ IN STOCK!
Buy Surplus As Low As
$2,351.12
Repair Yours
$1,932.11
SIEMENS
3RH1140-2AB00
CONTROL RELAY, 4NO, 24VAC, 50/60 HZ, TERMINAL SIZE S00
✓ IN STOCK!
Buy Surplus As Low As
$25.50
Repair Yours
$300.00
SIEMENS
3RH1131-2WB40
CONTROL RELAY,2NO 2NC,24VDC LW COIL,CC
✓ IN STOCK!
Buy Surplus As Low As
$80.00
Repair Yours
$300.00
ALLEN BRADLEY
813S-E2BZJ50
DISCONTINUED BY MANUFACTURER 11/29/2010, VOLTAGE RELAY,ELECTRONIC,24V DC CONTROL POWER,150-500V AC,50 HZ,THREE-PHASE,2 NORMALLY OPEN OUTPUTS AND 1 NORMALLY CLOSED OUTPUT,AUTOMATIC RESET
✓ IN STOCK!
Buy Surplus As Low As
$338.10
Repair Yours
$300.00
ALLEN BRADLEY
819-E1D
MOTOR ROTATION MONITOR, FREQUENCY 20...249 HZ, BACK EMF 400V AC MAX (IEC), 300V AC MAX (CSA/UL), 115V AC
✓ IN STOCK!
Buy Surplus As Low As
$62.50
Repair Yours
$300.00
WESTINGHOUSE
290B225A10D
DISCONTINUED BY MANUFACTURER, RELAY TYPE SA-1 5AMP 48/125VDC 60HZ
✓ IN STOCK!
Buy Surplus As Low As
$397.30
Repair Yours
$329.76
GENERAL ELECTRIC
MULTILIN
12INC77N1A
DISCONTINUED BY MANUFACTURER, OVERCURRENT RELAY, NEGATIVE SEQUENCE, TYPE INC, 5 AMP, 60 HZ, 60 CYCLES, FULL LOAD - 3-4.5 AMP
✓ IN STOCK!
Buy Surplus As Low As
$840.44
Repair Yours
$755.42
EATON CORPORATION
CUTLER HAMMER
D64RPB100
GROUND FAULT RELAY UNIT, DIGITAL, BUILT IN CURRENT SENSOR, 20-5000 MS, 3-900 AMP, 24-240 VAC/VDC, ADJUSTABLE RELAY OPERATION
✓ IN STOCK!
Repair Yours
$1,290.00
ALLEN BRADLEY
810-A18C
DISCONTINUED BY MANUFACTURER 11/30/2009, CURRENT RELAY, INVERSE TIME DELAY, MANUAL RESET, 120 AMP CONTINUOUS, BLUE DASHPOT FLUID, 1 NC OUT PUT, TIME RELAY, 120 AMP AC-DC, 600 VAC
✓ IN STOCK!
Buy Surplus As Low As
$1,352.34
Repair Yours
$1,178.66
SIEMENS
3UG4512-2BR20
ANALOG MONITORING RELAY PHASE FAILURE AND SEQUENCE 3 X 160...690 V 50...60 HZ AC 2 CHANGE-OVER CONTACTS SPRING-TYPE CONNECTION SYSTEM , 3UG4512-2BR20 , 3UG4512-2BR20
✓ IN STOCK!
Repair Yours
$300.00
CARLO GAVAZZI
DPB01CM48
MONITORING RELAY, FOR PHASE LOSS / SEQUENCE / OVER OR UNDERVOLTAGE, 3 PHASE, SPDT, 380-480 VAC, 50/60 HZ, 13 VA, DIN RAIL MOUNTING
✓ IN STOCK!
Repair Yours
Contact Us
GENERAL ELECTRIC
12IFC53B1A
DISCONTINUED BY MANUFACTURER, TIME OVERCURRENT RELAY, 50/60HZ, 1-12 AMPS
✓ IN STOCK!
Buy Surplus As Low As
$555.65
Repair Yours
$506.80
WESTINGHOUSE
292B335A15
DISCONTINUED BY MANUFACTURER, RELAY .75-20 OHM, 5 AMP, 120,V, 60 HZ, INDICATOR / .2-2 AMP
✓ IN STOCK!
Buy Surplus As Low As
$1,464.00
Repair Yours
$1,215.12
WESTINGHOUSE
BE15127R
DISCONTINUED BY MANUFACTURER, RELAY TIMER, OVERCURRENT, W/VOLTAGE RESTRAINT
✓ IN STOCK!
Buy Surplus As Low As
$2,445.68
Repair Yours
$1,900.00
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
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
BENDER
B91067010
INSULATION MONITORING DEVICE, INTEGRATED DISPLAY, NOMINAL SYSTEM VOLTAGE RANGE: 0-690 VAC (1-460 HZ) / 0-1000 VDC, SUPPLY: 24-240 VAC (50-400 HZ) / 24-240 VDC, (ISO685-D)
✓ IN STOCK!
Repair Yours
$2,430.00
ASEA BROWN BOVERI
202T3004-UL
DISCONTINUED BY MANUFACTURER, MONITOR, GROUND FAULT, 24/32VDC
✓ IN STOCK!
Buy Surplus As Low As
$138.53
Repair Yours
$300.00
SIEMENS
FURNAS ELECTRIC CO
947PB10AG
DISCONTINUED BY MANUFACTURER, VOLTAGE MONITOR 240VAC 200-235V TRIP RANGE
✓ IN STOCK!
Buy Surplus As Low As
$93.50
GENERAL ELECTRIC
12IFC53A1A
DISCONTINUED BY MANUFACTURER, INVERSE TIME OVERCURRENT RELAY, IFC TYPE, NON-DIRECTIONAL SINGLE-PHASE, 50/60HZ RATING, 14 INPUT POINTS, TIME RELAY TEST BUTTON
✓ IN STOCK!
Buy Surplus As Low As
$357.61
Repair Yours
$300.00
NORTONICS FOXTAM LIMITED
FOXTAM CONTROLS
YWRUP-S-400V-3W
DISCONTINUED BY MANUFACTURER, VOLTAGE MONITORING RELAY, 10AMP, 400V, 3W
✓ IN STOCK!
Buy Surplus As Low As
$108.00
ASEA BROWN BOVERI
1SVR760669R9400
COUPLING UNIT, VOLTAGE RANGE EXPANSION FOR CM-IWN.1, 690VAC, 1000VDC
✓ IN STOCK!
Repair Yours
$200.00
ASEA BROWN BOVERI
1SVR740824R9300
MONITOR RELAY, 3 PHASE, 4 AMP, 2230-500 VAC, 2 CO (SPDT CONTACTS), SCREW TYPE TERMINAL, DIN RAIL MOUNT, -25 T0+60 DEGREES C, (CM-PFS.P)
✓ IN STOCK!
Repair Yours
$300.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
UOA-110-DLA
VOLTAGE MONITORING RELAY, UOA SERIES, 92-125 VDC DROP-OUT, 97-130 VDC PICK-UP, 5 V HYSTERESIS, LOCKNUT ADJUSTMENT
✓ IN STOCK!
Repair Yours
$300.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
SUA-440-ASA
MONITORING RELAY, OPERATING VOLTAGE 430-480 ADJUSTABLE, 10 AMPS, ADJUSTMENT SCREW, OUTPUT RESISTIVE @ 240 VAC, 8 PIN OCTAL, SUA SERIES
✓ IN STOCK!
Repair Yours
$300.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
PBC-480-ALE
PHASE VOLTAGE MONITOR,3 PHASE, 480 VAC, DPDT OUTPUT RELAY
✓ IN STOCK!
Repair Yours
$300.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
PBC-120/208-ALE
PHASE VOLTAGE MONITORS, WYE, ADJUSTABLE 3 PHASE-VOLTAGE MONITOR
✓ IN STOCK!
Repair Yours
$339.00
