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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EATON CORPORATION
CUTLER HAMMER
D65VMLS480C
VOLTAGE / PHASE MONITORING RELAY, D65 SERIES, 480 V, SURFACE (DIN RAIL) MOUNTING
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LITTELFUSE
STARTCO ENGINEERING
SE-330-00-00
RESISTANCE MONITOR, NEUTRAL GROUNDING, SE-330 SERIES, 120/240VAC/DC, 4-20 MA, DELAY TIME 0.1/10 SECONDS, HARMONIC FILTERING, MANUAL RESET,PANEL MOUNT
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WESTINGHOUSE
718B784A25
DISCONTINUED BY MANUFACTURER, MECHANICAL PROTECTIVE RELAY, VOLTS-125, LOCKOUT INDICATOR, 20 INCHES X 7 INCHES X 8 INCHES
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CAN$925.11
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SCHNEIDER ELECTRIC
MERLIN GERIN
CM4000MG
DISCONTINUED BY MANUFACTURER, CIRCUIT MONITOR, 4000 SERIES, POWERLOGIC, UP TO 32MB MEMORY, 240 VAC, 300 VDC, 96 MA
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CAN$7,051.28
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SCHWEITZER ENGINEERING
SEL321-321124256HNB554
PHASE AND GROUND DISTANCE RELAY, DIRECTIONAL OVERCURRENT RELAY, SEL-321, FAULT LOCATOR, 125 VDC LOGIC INPUT, 5 AMP, 25W MAX, 85-264 VAC / 85-350 VDC POWER SUPPLY, 50/60 HZ, ABC ROTATION
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ASEA BROWN BOVERI
ABB ROBOTICS
SPAJ 135 C-AA
DISCONTINUED BY MANUFACTURER, COMBINED OVERCURRENT AND EARTH-FAULT RELAY, 80...265 VAC, 50/60 HZ, SCREW TERMINAL
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CAN$1,563.03
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GENERAL ELECTRIC
12CLPG12B3A
DISCONTINUED BY MANUFACTURER, CARRIER GROUND DIRECTIONAL RELAY, 120VAC, 5AMP, 60HZ, 125VDC, 1AMP, 1-4/2-8 OVERCURRENT AMP, TYPE CLPG12C
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CAN$959.46
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REGAL REXNORD
KOP FLEX
3 1/2F SB SLEEVE
3 1/2F SB SLEEVE, FAST COUPLING-500 , 3 1/2F SB SLEEVE
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ALLEN BRADLEY
809-B20E
809-B20E, 809B20E, INSTANTANEOUS TRIP CURRENT RELAY, 130AMP
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CAN$1,148.01
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SCHWEITZER ENGINEERING
SEL-751A-751A51A0X0X71850000
DISCONTINUED BY MANUFACTURER, FEEDER PROTECTION RELAY, MODEL SEL-751A, 20 W / 40 VA, 110-250 V, 50/60 HZ
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CAN$3,080.15
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GENERAL ELECTRIC
12GCXG51A12A
DISCONTINUED BY MANUFACTURER, DISTANCE RELAY, 5 AMP, 60 CYCLE, 120 V
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CAN$1,081.06
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ALLEN BRADLEY
809-B24
DISCONTINUED BY MANUFACTURER, CURRENT RELAY, INSTANTANEOUS TRIP, 210 AMP, 600 VAC, MOUNTABLE
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CAN$2,652.40
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ALLEN BRADLEY
809-A20
INSTANTANEOUS TRIP CURRENT RELAY, 130AMP, NEMA OPEN, 1RP,
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CAN$2,502.09
SCHWEITZER ENGINEERING
SEL-321-321124256HGB354
RELAY, PHASE AND GROUND DISTANCE, DIRECTION OVERCURRENT RELAY, FAULT LOCATOR, ELECTROMECHANICAL, 4 ZONE
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INVENSYS
FOXBORO
P0927AG
DISCONTINUED BY MANUFACTURER, CONTROL VOLTAGE MONITOR, I/O MONITOR, 32 X CHANNELS, 16 X DIGITAL INPUTS, 16 X DIGITAL OUTPUTS, OPERATING TEMPERATURE: -20 TO 70 C, RELATIVE HUMIDITY: 5 TO 95% ...
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CAN$2,361.55
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REGAL REXNORD
KOP FLEX
4 1/2F EB SLEEVE
COUPLING SLEEVE, 4-1/2IN, 10BOLT, 505HP AT 100RPM, 318K IN LB TORQUE, FLANGE OD 13-5/8IN, , 4 1/2F EB SLEEVE
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GENERAL ELECTRIC
12NLR21U1A
DISCONTINUED BY MANUFACTURER, RECLOSING RELAY, 48-125 VDC
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CAN$1,319.50
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GENERAL ELECTRIC
12JBC53K1A
DISCONTINUED BY MANUFACTURER, PHASE DIRECTIONAL RELAY, 120 VOLTS, 60 CYCLES
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CAN$1,046.01
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EATON CORPORATION
CUTLER HAMMER
EASY821-DC-TC
EASY PROGRAMMABLE RELAY, 800 SERIES, 24 V DC, 12 DIGITAL INPUTS, 8 TRANSISTOR OUTPUTS, INCLUDES CLOCK AND DISPLAY, OPTIONAL 4 ANALOG INPUTS
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SIEMENS
3UG4581-1AW30
DISCONTINUED BY MANUFACTURER 10/01/2024, INSULATION MONITORING RELAY, 400 VAC, 50/60 HZ, 24-240 VAC/DC SUPPLY VOLTAGE, MEASURING RANGE 1-100 KOHM, 1 CHANGE-OVER CONTACT, SCREW TERMINAL, DIN ...
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CAN$835.87
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SCHWEITZER ENGINEERING
SEL-251D-251D00-4356UHGB
DISCONTINUED BY MANUFACTURER, DISTRIBUTION RELAY, SEL-251D, PHASE OVERCURRENT RELAY W/ VOLTAGE CONTROL, GROUND OVERCURRENT, FAULT LOCATOR, SELOGIC CONTROL INPUT / 125 VD, POWER SUPPLY / 15 W ...
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CAN$981.01
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CEE
ITV 7366
RELAY / VOLTAGE RESTRAINED OVERCURRENT, 7000 SERIES, (VERY INVERSE IDMT), LED INDICATORS, (2) 3 PHASE OVERCURRENT UNITS, VOLTAGE RESTRAINED OVERCURRENT / 51 V, 1-5 AMP, 100 / 110 / 120 / 380 ...
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GENERAL ELECTRIC
MULTILIN
345-E-P5-G5-L-E-S-N-N-SN-D-H
DISCONTINUED BY MANUFACTURER, TRANSFORMER PROTECTION SYSTEM, MULTILIN 345, ENGLISH WITHOUT PROGRAMMABLE LEDS, 5A 3-PHASE CTS (WINDING 1-5A; WINDING 2-5A), 5A STANDARD GROUND CTS (WINDING 1 - ...
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CAN$5,729.17
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EATON CORPORATION
COOPER POWER
6A00160140
DISCONTINUED BY MANUFACTURER, RECLOSER CONTROL UNIT, SERIES KYLE F6/FORM 6
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CAN$3,525.64
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BENDER
IRDH275B-427
DISCONTINUED BY MANUFACTURER, INSULATION MONITORING DEVICE
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CAN$4,540.14
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WESTINGHOUSE
1344D82A22C
DISCONTINUED BY MANUFACTURER, FREQUENCY RELAY, TYPE MDF-2, 110/120 VAC, 50/60 HZ, 125 VDC,
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CAN$1,566.82
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GMC INSTRUMENTS
GOSSEN METRAWATT
U1389-V016
ENERGY METER, FOR 4 WIRE SYSTEM, 0.01-1 (6) AMP, 3 X 230/400 V, PROGRAMMABLE PULSE RATE: 1-10000 KWH'S/PULSES (V2), LON BUS CONNECTION (W1), CURRENT/VOLTAGE PROGRAMMABLE (Q1)
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S&C ELECTRIC
92544R3-D
POWER FUSE, SMD-20 CUTOUT, MOUNTING 34.5KV VOLTAGE, POLE-TOP, WITH PAR GROVVOVE CONNECTION, UPPER/LOWER END FITTING
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S&C ELECTRIC
464100R3
DISCONTINUED BY MANUFACTURER, FUSE, MEDIUM VOLTAGE FUSE,AIC RATING [email protected], MIN AMP100, 34500 VOLTAGE
✓ IN STOCK!
Buy Surplus As Low As
CAN$3,787.66
WESTINGHOUSE
671B366A11A
DISCONTINUED BY MANUFACTURER, MECHANICAL PROTECTIVE RELAY, INDICATOR-0.2-2AMPS, 120-VOLTS, 48-250-VOLTS, 60-HERTZ
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CAN$846.77
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SEL
071001D6X9X71870200
MOTOR PROTECTION RELAY, POWER SUPPLY 110-250 VDC, 110-240 VAC 50/60 HZ, 40 VA/15W, ENCLOSURE TYPE 12, TERMINAL PROTECTION
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SCHWEITZER ENGINEERING
SEL-311C-0311C00H24254X1
DISCONTINUED BY MANUFACTURER, TRANSMISSION PROTECTION SYSTEM, LOGIC INPUT: 150 WYE / 125 VAC / 5 PHASE / 5N, POWER SUPPLY: 25 W / 125-250 / 120-230 V / 50/60 HZ
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CAN$9,307.69
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BENDER
B91067210W
DISCONTINUED BY MANUFACTURER, INSULATION MONITORING DEVICE, HIGH-PERFORMANCE, ISOMETER AND DISPLAY BUNDLE, 24-240 V, 50-400 HZ, SHOCK RESISTANT, 0-20 MA OUTPUTS
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CAN$5,582.27
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SCHWEITZER ENGINEERING
SEL-351A-0351A00324554X1
DISCONTINED BY MANUFACTURER, PROTECTION SYSTEM, SEL-351, DIRECTIONAL OVERCURRENT RELAY, RECLOSING RELAY, FAULT LOCATOR, SELOGIC CONTROL EQUATIONS, POWER SUPPLY RATING:38-200 VDC, 85-140 VAC, ...
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CAN$2,669.98
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GENERAL ELECTRIC
12JBC53L3A
DISCONTINUED BY MANUFACTURER, RELAY / PHASE DIRECTIONAL OVERCURRENT, TYPE JBC, 120 V, 60 CYCLES, INVERSE TIME OVERCURRENT 1.5/6 AMP, INSTANTANEOUS OVERCURRENT 4-16 AMP, DIRECTIONAL PICK-UP 2 ...
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CAN$919.19
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ASEA BROWN BOVERI
419B0042
DISCONTINUED BY MANUFACTURER, DIFFERENTIAL RELAY, MODEL 87B, CIRCUIT SHIELD, HIGH IMPEDANCE, 125 VDC, 25/50/60 HZ
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CAN$2,465.82
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ASEA BROWN BOVERI
BALDOR RELIANCE
64418-1RR
DISCONTINUED BY MANUFACTURER, RELAY, 300 VOLT, 1 AMP, 2.5 VOLT DC
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CAN$1,344.64
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TSUDAKOMA
626352CB
DISCONTINUED BY MANUFACTURER, VOLTAGE CONTROLLER, -5 TO +5
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CAN$1,247.20
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EMERSON
FISHER ROSEMOUNT
3051CD3A22A1AS1C6M5
DISCONTINUED BY MANUFACTURER, PRESSURE TRANSMITTER, DIRECT MOUNT SEALS, IP66/68, 17.5MA, 9-30VDC
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CAN$1,686.02
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SCHWEITZER ENGINEERING
SEL-311B-0311B00H23254X1
PROTECTION AND AUTOMATION SYSTEM, SEL-311B, 120VAC, 50/60HZ, 25WATT
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SCHNEIDER ELECTRIC
P122A00Z112CF0
DISCONTINUED BY MANUFACTURER, FAULT PROTECTION RELAY, 3 PHASE, 0.1-40 ION, OVERCURRENT AND EARTH, DIGITAL INPUT VOLTAGE: 24-250 VDC/24-240 VAC, AUXILIARY VOLTAGE: 24-250 VDC/48-240 VAC, COMM ...
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CAN$1,563.03
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SCHNEIDER ELECTRIC
P122B00Z112CD0
DISCONTINUED BY MANUFACTURER, FAULT PROTECTION RELAY, 3 PHASE, EARTH AND OVERCURRENT, 0.01-8 ION, DIGITAL INPUT VOLTAGE: 24-250 VDC/24-240 VAC, AUXILIARY VOLTAGE: 24-250 VDC/48-240 VC, COMMU ...
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CAN$1,563.03
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GENERAL ELECTRIC
12HFA173K2A
DISCONTINUED BY MANUFACTURER, RELAY, VOLTAGE OVERCURRENT, 125V
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CAN$1,057.69
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BASLER ELECTRIC
BE1-59N-A7E-E1J-C0N1F
DISCONTINUED BY MANUFACTURER, OVERVOLTAGE RELAY, GROUND FAULT, SINGLE-PHASE, 100/120/240 VAC, 125 VDC, 60 HZ, 1 NO RELAY OVER OUTPUT, OVER-DEFINITE / 0.1-99.9 SECOND TIMING, INTERNALLY OPERA ...
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CAN$1,133.92
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GENERAL ELECTRIC
MULTILIN
350-E-P5-G5-H-E-S-N-M-1E-D-N
DISCONTINUED BY MANUFACTURER, FEEDER PROTECTION RELAY, LCD, FULL MENU, 10 INPUT, 7 OUTPUT, 5 AMP, 3 PHASE, 120-240 VAC, 125-250 VDC, COPPER / FIBER-MTRJ, MODBUS TCP/IP, ETHERNET, VOLTAGE MET ...
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CAN$2,933.63
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