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
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-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
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
Repair Yours
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MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
UOA-240-ALA
VOLTAGE MONITORING RELAY, UOA SERIES, 205-250 VAC DROP-OUT, 215-260 VAC PICK-UP, 10 V HYSTERESIS, LOCKNUT ADJUSTMENT, DPDT, 8-PIN OCTAL
✓ IN STOCK!
£158.81
Price with VAT:
£190.57
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
VBA-12-DLA
SINGLE PHASE VOLTAGE BAND MONITOR/RELAYS
✓ IN STOCK!
£295.63
Price with VAT:
£354.76
ASEA BROWN BOVERI
BALDOR RELIANCE
64418-1RR
DISCONTINUED BY MANUFACTURER, RELAY, 300 VOLT, 1 AMP, 2.5 VOLT DC
✓ IN STOCK!
£1,032.62
Price with VAT:
£1,239.14
ASEA BROWN BOVERI
BALDOR RELIANCE
64418-1X
RELAY, 1 AMP, 300 VDC
✓ IN STOCK!
£551.19
Price with VAT:
£661.42
ASEA BROWN BOVERI
BALDOR RELIANCE
64418ZA
RELAY 300VDC/1AMP
✓ IN STOCK!
£1,123.74
Price with VAT:
£1,348.49
BENDER
RCMA420-D-1
GROUND-FAULT MONITOR, FOR GROUNDED AND HIGH-RESISTANCE, 10MA-500MA, RMS MEASURMENT VALUES
✓ IN STOCK!
£360.54
Price with VAT:
£432.65
BENDER
RCMS460-D-2
MULTI-CHANNEL GROUND FAULT MONITOR, UP TO 12 SEPARATE CHANNELS, TRIP VALUE IS ADJUSTABLE FROM 6 MA TO 20 A, 70-276 VAC (42-460 HZ), 70-276 VDC, FOR DC AND MIXED AC/DC SYSTEMS, B94053002
✓ IN STOCK!
£1,433.81
Price with VAT:
£1,720.57
WESTRONICS INC
SBAG-202
DISCONTINUED BY MANUFACTURER, GROUNDING RESISTANCE MONITOR, LOW INSULATION, W/ ALARM, 220VAC, 50/60HZ, REPLACEMENT: SBAG-202(N)
✓ IN STOCK!
£706.13
Price with VAT:
£847.36
NK TECHNOLOGIES
AG3-NOAC-24U-NF-TR3
AC GROUND FAULT SENSORS, AG SERIES, SOLID STATE OUTPUT,SOLID-CORE,24U - 24 VAC/VDC POWERED, JUMPER SELECT 5, 10 OR 30 MA SETPOINT, NORMALLY DE-ENERGIZED, TOP TERMINALS, N.O. 1 A @ 240 VAC
✓ IN STOCK!
£137.07
Price with VAT:
£164.48
NK TECHNOLOGIES
AGL3-SDT1-24U-ENE-TR3
AC GROUND FAULT SENSORS, AGL SERIES,RELAY OUTPUT,SOLID-CORE,24U - 24 VAC/VDC POWERED, JUMPER SELECT 5, 10 OR 30 MA SETPOINT, NORMALLY ENERGIZED, BASE TERMINALS, SPDT 1 A @ 120 VAC, 2 A @ 30 ...
✓ IN STOCK!
£251.43
Price with VAT:
£301.71
ASEA BROWN BOVERI
SSAC
WLM945A5S
SSAC, ASEA BROWN BOVERI, WLM945A5S, VOLTAGE MONITOR THREE PHASE, 400-480VAC, 5SEC TRIP DELAY, 5SEC RESTART DELAY,
✓ IN STOCK!
£67.32
Price with VAT:
£80.78
Repair Yours
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SCHWEITZER ENGINEERING
SEL-221G-221G05-4256MHGB
DISCONTINUED BY MANUFACTURER, PHASE/GROUND DISTANCE RELAY, POWER SUPPY 125VAC/DC 14W, LOGIC INPUT 125VDC
✓ IN STOCK!
£1,668.50
Price with VAT:
£2,002.20
CR MAGNETICS
CR5395-EL-24D-101-X-CD-ELR-I
DC CURRENT SENSING RELAY, SOLID CORE INTERNAL CT, DC FREQ ONLY, 24 VDC +/- 10% POWER SUPPLY, UNDERCURRENT DETECTION, NON-LATCHING, NO TIME DELAY, 10 - 100 ADC ADJUSTABLE TRIP RANGE, DPST FOR ...
✓ IN STOCK!
£77.16
Price with VAT:
£92.59
Repair Yours
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CR MAGNETICS
CR5395-LH-24D-110-C-CD-ELR-I
CR5395 - DC CURRENT SENSING RELAY, SUPPLY VOLTAGE 24 VDC, TRIP RANGE - 1.0 TO 10 AAC, TRIP ON DELAY - .1 TO 1 SEC, CALIBRATED DIAL, INTERNAL TRANSFORMER
✓ IN STOCK!
£72.42
Price with VAT:
£86.91
Repair Yours
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CR MAGNETICS
CR7310-EH-120-.11-C-CD-ELR-R2
CR7310 - GROUND FAULT SENSING RELAY, SUPPLY VOLTAGE - 120 VAC, TRIP RANGE - 0.1 TO 1.0 AAC
, TRIP ON DELAY - .1 TO 1 SEC, CALIBRATED DIAL, CRGFS-200 REMOTE CURRENT TRANSFORMER
✓ IN STOCK!
£109.97
Price with VAT:
£131.97
WESTINGHOUSE
SVM2AC
DISCONTINUED BY MANUFACTURER, VOLTAGE MONITOR, SVM SERIES, 2PHASE SYSTEM
✓ IN STOCK!
£231.02
Price with VAT:
£277.22
ASEA BROWN BOVERI
DDA204A-63/0.03
SENSOR, 63A, 7.6W, 4POLE, 230/400V, 30MA
✓ IN STOCK!
£241.26
Price with VAT:
£289.51
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
SLA-120-ALA
PHASE SEQUENCE/LOSS MONITOR, 120V, LOCK SHAFT ADJUSTABLE, 11 PIN CIRCULAR BASE
✓ IN STOCK!
£248.68
Price with VAT:
£298.42
MARSH BELLOFRAM
ATC
SLA-220-AFN
DISCONTINUED BY MANUFACTURER, PHASE SEQUENCE, LOSS MONITOR
✓ IN STOCK!
£179.68
Price with VAT:
£215.62
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!
£345.83
Price with VAT:
£415.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
SLA-440-AFE
PHASE MONITOR/RELAY
✓ IN STOCK!
£134.37
Price with VAT:
£161.24
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
SLA-440-ALE
PHASE MONITORING/RELAY, PHASE SEQUENCE/LOSS MONITOR, 430-480 VAC, 3 PHASE SUPPLY
✓ IN STOCK!
£171.11
Price with VAT:
£205.33
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
SLA-480-AFE
PHASE VOLTAGE MONITOR, RELAY, SLA SERIES, 480 VAC, SURFACE MOUNTED
✓ IN STOCK!
£442.35
Price with VAT:
£530.82
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
SLE-440-ALE
RELAY, PHASE LOSS, UNBALANCE & UNDER VOLTAGE RELAY
✓ IN STOCK!
£217.92
Price with VAT:
£261.50
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
SLM-230-ASE
PHASE MONITOR, MICROPROCESSOR CONTROLLED, 200-250 VAC, CONTACTS: 10 AMP @ 240 VAC
✓ IN STOCK!
£280.96
Price with VAT:
£337.15
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
SLM-440-ASE
PHASE MONITOR, TIME DELAY, 440-490 VAC, 50/60 HZ, 3 AMP
✓ IN STOCK!
£411.11
Price with VAT:
£493.33
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
PBD-440-ALE
3 PHASE SEQUENCE & VOLTAGE BAND MONITOR/RELAYS, MAX VOLTAGE 550 VAC, ADJUSTABLE RANGES 390-480 UNDER/440-540 OVER, DPDT, CONTACT RATING 600 VAC, AUTOMATIC RESET
✓ IN STOCK!
£248.68
Price with VAT:
£298.42
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
PBD-480-ALE
PHASE SEQUENCE AND VOLTAGE BAND MONITOR,480VAC 50/60HZ,CONTACTS 10AMP 240VAC RES,360VA 600VAC IND
✓ IN STOCK!
£168.73
Price with VAT:
£202.48
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
PRA-100-AFA
PHASE SEQUENCE MONITOR, 208-480VAC SUPPLY, CONTACTS 10A AT 240VAC, 8PIN SOCKET
✓ IN STOCK!
£172.39
Price with VAT:
£206.87
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
SUA-230-ALA
PHASE MONITOR RELAY, SPDT, 10 AMP AT 240 VAC, 190-270 V ADJUSTABLE, LOCK SHAFT, OCTAL PLUG IN
✓ IN STOCK!
£120.86
Price with VAT:
£145.03
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
VBA-208-ALA
SINGLE PHASE VOLTAGE BAND MONITOR/RELAYS
✓ IN STOCK!
£309.20
Price with VAT:
£371.04
ASEA BROWN BOVERI
BALDOR RELIANCE
69326-2R
RELAY, POWER TYPE, 24VDC COIL
✓ IN STOCK!
£36.66
Price with VAT:
£43.99
KEARNEY NATIONAL INC
22.017-03-200-A/4H
DISCONTINUED BY MANUFACTURER, FAULT INDICATOR CRAB, 200 AMP
✓ IN STOCK!
£12.71
Price with VAT:
£15.26
KEARNEY NATIONAL INC
22.017-04-600-A/4H
DISCONTINUED BY MANUFACTURER, FAULT INDICATOR CRAB, 600AMP
✓ IN STOCK!
£12.71
Price with VAT:
£15.26
MACROMATIC
PMP575
3-PHASE MONITOR RELAY, 575 VAC, 8 PIN PLUG-IN, 10 AMP SPDT RELAY, PHASE LOSS, REVERSAL - FIXED, UNBALANCE, OVER/UNDER VOLTAGE - ADJUSTABLE
✓ IN STOCK!
£94.12
Price with VAT:
£112.94
SIEMENS
FURNAS ELECTRIC CO
3TK2022-7AM0
MINIATURE CONTACTOR, FLAT CONNECTOR TERMINAL, 2 NO + 2 NC, SCREW MOUNTING (DIAGONAL), 220VAC, 50-60HZ
✓ IN STOCK!
£72.10
Price with VAT:
£86.52
TE CONNECTIVITY
AMP
KUHP-11D17-48
RELAY, 48VDC, 3/4 HP, 120 VAC, 20 AMP
✓ IN STOCK!
£8.81
Price with VAT:
£10.57
Repair Yours
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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
✓ IN STOCK!
£2,142.57
Price with VAT:
£2,571.08
MATSUSHITA ELECTRIC
AROMAT
CM1F-D-12V
RELAY, 35A, 12V, 5 PIN
✓ IN STOCK!
£5.23
Price with VAT:
£6.27
Repair Yours
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GENERAL ELECTRIC
12IFC77AD1A
DISCONTINUED BY MANUFACTURER, OBSOLETE, RELAY OVERCURRENT EXTREMELY INVERSE
✓ IN STOCK!
£755.68
Price with VAT:
£906.82
GENERAL ELECTRIC
12SFC151D3A
OBSOLETE, RELAY STATIC TIME OVERCURRENT 50/60HZ
✓ IN STOCK!
£752.76
Price with VAT:
£903.31
SELEC
600PSR-165/300-CU
PHASE SEQUENCE RELAY,DIN RAIL MOUNT, ACCURACY IS ±10V, PHASE FAILURE- PHASE REVERSED , SPACE SAVING DESIGN,1 C/O SPDT OUTPUT CONTACT, 165 -300V AC (L-L) SUPPLY, SIZE 17.5 X 90MM.
✓ IN STOCK!
£21.69
Price with VAT:
£26.03
CR MAGNETICS
CR5395-LH-ACV-101-B-CD-ELR-R
DC CURRENT SENSING RELAY, SUPPLY VOLTAGE 85-265VAC, TRIP RANGE 10-100AMPS, TIME DELAY 2-25 SEC, CALIBRATED DIAL, CRDCS-050 REMOTE DC SENSOR
✓ IN STOCK!
£121.54
Price with VAT:
£145.84
