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 authorised 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 authorised dealers. Because Radwell is not an authorised 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.
Filter Results
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
CMG-0100-28
CURRENT MONITORING RELAY, CMG SERIES, 240 V AC, SPST - N.O., 5 AMP, QC TABS, PANEL MOUNT, CURRENT TRIP POINT - 28 AMPS
✓ IN STOCK!
£124.71
Price with VAT:
£149.65
Repair Yours
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TELE CONTROLS
G2UM300VL20
VOLTAGE PROTECTION MONITORING RELAY, 1-PH, 30V - 60V - 300V AC/DC RANGES, MULTIFUNCTION, 2 CO, DPDT RELAY OUTPUT, LED INDICATORS, ADJUSTABLE THRESHOLDS, POWER SUPPLY PROTECTOR, IDEAL FOR BAT ...
✓ IN STOCK!
£109.64
Price with VAT:
£131.57
ASEA BROWN BOVERI
DS201TK32A30
RCBO, 1P+N, 32A, 30MA SENSITIVITY
✓ IN STOCK!
£331.61
Price with VAT:
£397.93
FW MURPHY
UVR505
DISCONTINUED BY MANUFACTURER, RELAY UNDER VOLTAGE, FRONT STATUS LEDS, 12 PORTS
✓ IN STOCK!
£160.30
Price with VAT:
£192.36
SCHNEIDER ELECTRIC
TELEMECANIQUE
RM4TR32
DISCONTINUED BY MANUFACTURER, PHASE FAILURE RELAY, 300V, 5A, RM4,50/60HZ, REPLACED BY RM22TR33
✓ IN STOCK!
£75.18
Price with VAT:
£90.22
SCHNEIDER ELECTRIC
MERLIN GERIN
50745
STANDARD UNLATCHED RELAY 110-130VAC 50/60HZ
✓ IN STOCK!
£156.70
Price with VAT:
£188.04
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!
£261.78
Price with VAT:
£314.14
GENERAL ELECTRIC
12CFD22B2A
DISCONTINUED BY MANUFACTURER,RELAY, HIGH SPEED DIFFERENTIAL, 5AMP, 60HZ, TYPE CFD
✓ IN STOCK!
£1,680.05
Price with VAT:
£2,016.06
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!
£335.45
Price with VAT:
£402.54
EATON CORPORATION
CUTLER HAMMER
9253C03H06
GROUND FAULT TRANSMITTER, 800,1AMP, 600VAC, 60HZ
✓ IN STOCK!
£155.52
Price with VAT:
£186.62
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!
£486.38
Price with VAT:
£583.66
ASEA BROWN BOVERI
1SVR760669R9400
COUPLING UNIT, VOLTAGE RANGE EXPANSION FOR CM-IWN.1, 690VAC, 1000VDC
✓ IN STOCK!
£162.00
Price with VAT:
£194.40
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!
£142.00
Price with VAT:
£170.40
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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!
£129.67
Price with VAT:
£155.60
ALLEN BRADLEY
1409-DOBD
DISCONTINUED BY MANUFACTURER 09/30/2016, ARCING GROUND FAULT DETECTION SYSTEM, CLASS II WITH HIGH CURRENT INHIBIT FEATURE
✓ IN STOCK!
£1,317.92
Price with VAT:
£1,581.50
SIEMENS
3TX7127-3HC03
PLUG-IN RELAY, SEALED 14-PIN, SQUARE BASE 4PDT, 5A, 24VDC, HERMETICALLY SEALED, CLASS I DIV II APPROVED, USES SOCKET 3TX7144-1E5 OR 3TX7144-4E5
✓ IN STOCK!
£94.63
Price with VAT:
£113.56
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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!
£83.63
Price with VAT:
£100.36
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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!
£239.88
Price with VAT:
£287.86
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
CMU-120-ASE-5
OVERCURRENT MONITOR RELAY, AC, W/ MANUAL RESET, CMU MODEL, OUTPUT - 10 AMPS @ 120 V AC - RESISTIVE, DPDT, CONTROL VOLTAGE - 120 V AC/DC, 50/60 HZ, SURFACE MOUNT ENCLOSURE, CURRENT TRIP POINT ...
✓ IN STOCK!
£284.63
Price with VAT:
£341.56
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!
£206.73
Price with VAT:
£248.08
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!
£226.75
Price with VAT:
£272.10
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!
£277.09
Price with VAT:
£332.51
ASEA BROWN BOVERI
1SVR630736R1300
CM-UFS.2 THREE-PH MONITOR RELAY
✓ IN STOCK!
£206.00
Price with VAT:
£247.20
ALLEN BRADLEY
809-A13E
DISCONTINUED BY THE MANUFACTURER, INSTANTANEOUS TRIP CURRENT RELAY, COIL CURRENT 60A
✓ IN STOCK!
£1,890.74
Price with VAT:
£2,268.89
ALLEN BRADLEY
813S-E2CD50
DISCONTINUED BY MANUFACTURER, PHASE MONITOR, MONITORING RANGE 250-690 VAC, 115 VAC, 50/60 HZ, 2 VA
✓ IN STOCK!
£156.64
Price with VAT:
£187.97
ALLEN BRADLEY
1409-EOBD
DISCONTINUED BY MANUFACTURER 09/30/2016, ARCING GROUND FAULT DETECTION SYSTEM, NEMA, 460 VAC, 124 AMP, ARCING GF RELAY, CLASS II WITH HIGH CURRENT INHIBIT FEATURE
✓ IN STOCK!
£1,926.93
Price with VAT:
£2,312.32
SIEMENS
FURNAS ELECTRIC CO
3RH1122-1BG40
DISCONTINUED BY MANUFACTURER, CONTACTOR RELAY, 2N0 + 2NC, 125VDC, SCREW TERMINAL, SIZE S00, REPLACED BY 3RH2122-1BG40
✓ IN STOCK!
£42.00
Price with VAT:
£50.40
R-K ELECTRONICS
PVCO-400-AR
PROTECTION RELAY, LOW VOLTAGE, PHASE LOSS, LED STATUS INDICATOR, 440-480 VAC, 10 AMP, 3 PHASE, 50/60 HZ, SPDT, SCREW TERMINALS, SURFACE MOUNTING
✓ IN STOCK!
£94.48
Price with VAT:
£113.38
Repair Yours
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ALLEN BRADLEY
809-A12E
DISCONTINUED BY MANUFACTURER 02/28/2010, CURRENT RELAY, INSTANTANEOUS TRIP, COIL CURRENT 56 AMP
✓ IN STOCK!
£2,011.01
Price with VAT:
£2,413.21
ALLEN BRADLEY
809-A14E
DISCONTINUED BY MANUFACTURER 02/28/2010, INSTANTANEOUS TRIP CURRENT RELAY, COIL CURRENT 72 AMP, NEMA 1 OPEN, 600 VAC MAX, OPEN STYLE, MOUNTABLE
✓ IN STOCK!
£2,822.54
Price with VAT:
£3,387.05
SIMPSON
S5100561
OUTPUT BOARD SINGLE RELAY
✓ IN STOCK!
£15.08
Price with VAT:
£18.10
Repair Yours
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SIEMENS
FURNAS ELECTRIC CO
3RH1140-2BB40
DISCONTINUED BY MANUFACTURER, RELAY CONTROL, 6AMP, 24VDC, 4NO W/CAGE CLAMP TERMINAL, SUCCESSOR 3RH2140-2BB40
✓ IN STOCK!
£42.04
Price with VAT:
£50.45
Repair Yours
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ALLEN BRADLEY
809-A16E
DISCONTINUED BY MANUFACTURER 11/30/2009, CURRENT RELAY, INSTANTANEOUS TRIP, 100 AMP COIL CURRENT
✓ IN STOCK!
£1,724.72
Price with VAT:
£2,069.66
ASEA BROWN BOVERI
SSAC
PLMU11
VOLTAGE MONITOR, 200/480V, 50/60HZ
✓ IN STOCK!
£123.24
Price with VAT:
£147.89
ASEA BROWN BOVERI
1SVR450065R0000
EARTH-LEAKAGE MONITORING RELAY, 24-240VDC, 10-110KOHM ADJUSTABLE, 4A, 6A FAST BLOW FUSE, LED INDICATORS, SCREW CLAMP TERMINALS, DIN-RAIL MOUNTED
✓ IN STOCK!
£323.00
Price with VAT:
£387.60
GOTRONIC
513100
POWER LINE MONITOR, 10 AMP, 240 VAC, 50/60 HZ, 1/10 HP, 4-5 SECOND
✓ IN STOCK!
£144.00
Price with VAT:
£172.80
SIEMENS
3UG4511-1BN20
ANALOG MONITORING RELAY, PHASE SEQUENCE MONITORING 3 X 160, 260V, 50/60HZ, DIN RAIL
✓ IN STOCK!
£69.00
Price with VAT:
£82.80
Repair Yours
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SIEMENS
3TX7130-0RF03
OPEN POWER RELAY, HEAVY DUTY DPST, MAGNETIC BLOWOUT 40A, 110VDC, OPTIONAL METAL COVER 3TX7144-1M0
✓ IN STOCK!
£66.76
Price with VAT:
£80.11
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SIEMENS
3TX7130-0DD03
OPEN POWER RELAY, HEAVY DUTY DPDT, 40A, 48VDC, OPTIONAL METAL COVER 3TX7144-1M0
✓ IN STOCK!
£64.55
Price with VAT:
£77.46
Repair Yours
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SIEMENS
FURNAS ELECTRIC CO
3RH1122-1KB40
DISCONTINUED BY MANUFACTURER, CONTROL RELAY, 2NO/2NC, 24 V DC, EXTENDED COIL
✓ IN STOCK!
£37.90
Price with VAT:
£45.48
SIEMENS
3RS1800-1BQ00
DISCONTINUED BY MANUFACTURER 01/10/2018, COUPLING RELAY, 2 CHANGE-OVER CONTACTS, 24 V & 110-120 VAC/DC, INDUSTRIAL ENCLOSURE, SCREW TERMINAL
✓ IN STOCK!
£41.00
Price with VAT:
£49.20
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SIEMENS
3TX7115-5NC03
PLUG-IN RELAY, PREMIUM LED, MECHANICAL FLAG, 11-PIN, SQUARE BASE 3PDT, 10A, 24VDC, USES SOCKET 3TX7144-4E4
✓ IN STOCK!
£32.28
Price with VAT:
£38.74
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SIEMENS
FURNAS ELECTRIC CO
3UG3501-1AC20
DISCONTINUED BY MANUFACTURER: 02/08/2008, MONITORING RELAY, 24 VAC, 50/60 HZ, SCREW CONNECTION, 5-100 KOHM SENSITIVITY, 1 CO CONTACT, FOR LEVEL MONITORING, SUCCESSOR: 3UG4501-1AW30
✓ IN STOCK!
£57.05
Price with VAT:
£68.46
SIEMENS
3TX7130-0QF13
OPEN POWER RELAY, HEAVY DUTY SPST-NC-DM, 40 AMP, 120 VAC, OPTIONAL METAL COVER 3TX7144-1M0
✓ IN STOCK!
£55.75
Price with VAT:
£66.90
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SIEMENS
3UG4632-1AA30
VOLTAGE MONITORING RELAY, DIGITAL, SPDT, 1 PHASE, 1 POLE, 10-600 VAC/DC, 50/60 HZ, SCREW TYPE TERMINAL, DIN RAIL MOUNT, -25 TO +60 DEGREES C
✓ IN STOCK!
£97.00
Price with VAT:
£116.40
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SIEMENS
3RS1800-1HP01
DISCONTINUED BY MANUFACTURER 10/01/20202, RELAY MODULE, 24 VUC,220-240 VAC, 3 CHANGE ONER CONTACTS, SCREW TYPE TERMINAL DIN RAIL MOUNT, PREFERRED SUCCESSOR 3RQ2000-1CW01
✓ IN STOCK!
£65.00
Price with VAT:
£78.00
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SIEMENS
3TX7114-5LB03
PLUG-IN RELAY, PREMIUM LED, MECHANICAL FLAG, 8-PIN, SQUARE BASE DPDT, 15A, 12VDC, USES SOCKET 3TX7144-1E6 OR 3TX7144-4E6
✓ IN STOCK!
£11.00
Price with VAT:
£13.20
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SIEMENS
FURNAS ELECTRIC CO
3RH1131-1BW40
DISCONTINUED BY MANUFACTURER, AUXILLIARY CONTACTOR, RELAY, 4 POLE, 3 N.O. / 1 N.C., 48 VDC, SCREW TERMINAL
✓ IN STOCK!
£52.36
Price with VAT:
£62.83
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SIEMENS
FURNAS ELECTRIC CO
3TX7112-1LF13
PLUG-IN RELAY, PREMIUM LED, MECHANICAL FLAG, 8-PIN OCTAL BASE, DPDT, 10 AMP, 120 VAC
✓ IN STOCK!
£32.28
Price with VAT:
£38.74
Repair Yours
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