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.
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CR MAGNETICS
CR4395-EL-120-110-A-CD-ELR-I
AC CURRENT SENSING RELAY, SOLID CORE INTERNAL CT, 50 - 400 HZ FREQ RANGE, 120 VAC +/- 10% POWER SUPPLY, UNDERCURRENT DETECTION, NON-LATCHING, 0.5 - 6 SECOND ADJUSTABLE TIME DELAY, 1 - 10 AAC ...
✓ IN STOCK!
£53.75
Price with VAT:
£64.50
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TIME MARK CORP
274-5-120VAC-A
CURRENT MONITOR, 3PH, AUTOMATIC RESET, 1-5AMP, TIME DELAY 0.2-20 SEC, 120 VAC, 50-400 HZ
✓ IN STOCK!
£125.41
Price with VAT:
£150.49
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SIEMENS
FURNAS ELECTRIC CO
3TX7014-1BE02
DISCONTINUED BY MANUFACTURER, INPUT COUPLER WITH PLUG-IN RELAY, 1 CHANGE-OVER CONTACT, HARD GOLD-PLATED, SCREW TERMINAL, 115 V AC/DC, ENCLOSURE WIDTH 6.2MM
✓ IN STOCK!
£15.09
Price with VAT:
£18.10
SIEMENS
FURNAS ELECTRIC CO
3TX7117-5PC03
PLUG-IN RELAY, PREMIUM LED, MECHANICAL FLAG, 14-PIN, SQUARE BASE, COIL VOLTAGE 24VDC, 15 AMP, 4PDT, USES SOCKET 3TX7144-4E9
✓ IN STOCK!
£36.21
Price with VAT:
£43.46
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R-K ELECTRONICS
PVM-480A-200P
DISCONTINUED BY MANUFACTURER, RELAY VOLTAGE MONITOR, 3 PHASE, 480VAC, DIRECT REPLACEMENT IS TVM-400-20
✓ IN STOCK!
£241.12
Price with VAT:
£289.34
OMRON
SDV-FM2 DC24
VOLTAGE SENSOR, SINGLE-FUNCTION, OVERVOLTAGE OR UNDERVOLTAGE DETECTION, 0.2 TO 12 V (AC OR DC INPUT), 24 VDC , SDV-FM2 DC24
✓ IN STOCK!
£215.74
Price with VAT:
£258.89
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AMETEK
ROCHESTER INSTRUMENT SYSTEMS
ET-1214C
VOLTAGE ALARM LOW TRIP FAILSAFE 1-5VDC
✓ IN STOCK!
£89.33
Price with VAT:
£107.20
TIME MARK CORP
A258B-480V
PHASE MONITORING RELAY, 258 SERIES, AUTOMATIC OR MANUAL RESET, 3 PHASE, 380/480 VAC, 60 HZ, SPDT, SOCKETABLE, 8 PIN, FOR USE WITH SOCKET # 51012001
✓ IN STOCK!
£43.83
Price with VAT:
£52.60
SIEMENS
3UG4501-1AA30
DISCONTINUED BY MANUFACTURER, ANALOG MONITORING RELAY, FILL LEVEL MONITORING, RESISTANCE MONITORING 2 - 200 KOHM, OVERSHOOT AND UNDERSHOOT, SUPPLY VOLTAGE 24V AC/DC, 50 - 60 HZ DC/AC, 2-STEP ...
✓ IN STOCK!
£98.63
Price with VAT:
£118.35
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CROUZET
SYRELEC
84-873-015
PHASE MONITOR, FW, 3 X 384V-552V/50-60HZ, 8AMP 250V 1/3HP 240V AC, DIN RAIL MOUNT, REPLACED BY 84873026
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£78.25
Price with VAT:
£93.90
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SIEMENS
FURNAS ELECTRIC CO
3TX7115-5LC03
DISCONTINUED BY MANUFACTURER, PLUG-IN RELAY, PREMIUM LED, MECHANICAL FLAG, 8-PIN, SQUARE BASE DPDT, 10A, 24VDC, USES SOCKET 3TX7144-4E4
✓ IN STOCK!
£10.76
Price with VAT:
£12.92
SIEMENS
3TX7126-3HB10
DISCONTINUED BY MANUFACTURER, PLUG-IN RELAY, SIMIREL MINIATURE BASE 4PDT, 3A, 12VAC
✓ IN STOCK!
£8.96
Price with VAT:
£10.75
SIEMENS
FURNAS ELECTRIC CO
3RH1122-1AP60
DISCONTINUED BY MANUFACTURER, RELAY, 6AMP, 2NO + 2NC, 240VAC, 50/60HZ, SUCCESSOR 3RH2122-1AP60
✓ IN STOCK!
£172.28
Price with VAT:
£206.74
MOTOR PROTECTION ELEC. INC
002-480-123
DISCONTINUED BY MANUFACTURER, PHASE MONITOR , SUGGESTED REPLACEMENT IS 001-DVM-DR
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£50.87
Price with VAT:
£61.05
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EATON CORPORATION
CUTLER HAMMER
AR4AR
EATON AR/ARD CONVERTIBLE CONTACT MACHINE TOOL INDUSTRIAL CONTROL RELAY, FOUR\-POLE, 110/120V COIL VOLTAGE, 50/60 HZ, 4 BLANK CAVITIES, SCREW TERMINALS
## ATTRIBUTES
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✓ IN STOCK!
£195.26
Price with VAT:
£234.31
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EATON CORPORATION
CUTLER HAMMER
AR660A
AC CONTROL RELAY, AR/ARD SERIES, 6 NO CONTACTS, 6 POLE, COIL: 110/120 VAC - 50/60 HZ, 10 AMP, 600 VAC, CONVERTIBLE POLE/CONTACT, SCREW TERMINALS
✓ IN STOCK!
£205.29
Price with VAT:
£246.35
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EATON CORPORATION
CUTLER HAMMER
ARD4L
MACHINE TOOL RELAY, AR/ARD CONVERTIBLE CONTACT INDUSTRIAL CONTROL DC RELAY, FOUR-POLE, 24 VDC COIL VOLTAGE, 4 BLANK CAVITIES
✓ IN STOCK!
£244.29
Price with VAT:
£293.15
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SIEMENS
3TX7130-0RD03
OPEN POWER RELAY, HEAVY DUTY DPST, MAGNETIC BLOWOUT 40A, 48VDC, OPTIONAL METAL COVER 3TX7144-1M0
✓ IN STOCK!
£47.78
Price with VAT:
£57.33
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SIEMENS
FURNAS ELECTRIC CO
3RH1131-1BA40
CONTACTOR RELAY, 3 N/0 + 1 N/C, 12 VDC, SCREW TERMINAL
✓ IN STOCK!
£38.82
Price with VAT:
£46.58
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!
£126.02
Price with VAT:
£151.23
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MACROMATIC
PLP575
3-PHASE MONITOR RELAY, 575 VAC, 8 PIN SPDT 10 AMP RELAY, PHASE LOSS, PHASE REVERSAL - FIXED
✓ IN STOCK!
£52.89
Price with VAT:
£63.47
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
PBC-480-ALE
PHASE VOLTAGE MONITOR,3 PHASE, 480 VAC, DPDT OUTPUT RELAY
✓ IN STOCK!
£169.28
Price with VAT:
£203.13
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MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
PBC-440-ALE
PHASE VOLTAGE MONITORS, 3 PHASE-VOLTAGE MONITOR, DELTA, 390V-540V
✓ IN STOCK!
£202.39
Price with VAT:
£242.87
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MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
PBC-120/208-ALE
PHASE VOLTAGE MONITORS, WYE, ADJUSTABLE 3 PHASE-VOLTAGE MONITOR
✓ IN STOCK!
£230.67
Price with VAT:
£276.80
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MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
SLB-400-ALEA
PHASE UNBALANCE & LOSS & PHASE SEQUENCE MONITOR/RELAY, LED STATUS INDICATOR, 3.25 IN X 4 IN X 3 IN, MOUNTING:SURFACE, OUTPUT RELAY:SPDT
✓ IN STOCK!
£117.63
Price with VAT:
£141.15
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MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
SLA-460-AFE
PHASE MONITOR/RELAY, 460VAC , 3 PHASE
✓ IN STOCK!
£228.71
Price with VAT:
£274.45
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MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
CDD-120-ALE-20
UNIVERSAL DC CURRENT MONITOR RELAY,
✓ IN STOCK!
£215.74
Price with VAT:
£258.89
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MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
CMU-120-ASA-1
OVERCURRENT MONITOR RELAY, AC, W/ MANUAL RESET, CMU MODEL, 10 AMPS RES @ 120 V AC OUTPUT, DPDT, 120 V AC/DC CONTROL, 50/60 HZ, CURRENT TRIP POINTS - 1-5 AMP, 11-PIN, PLUG-IN MOUNT
✓ IN STOCK!
£337.31
Price with VAT:
£404.78
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MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
CMO-120-ASA-10
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 - 2- ...
✓ IN STOCK!
£177.53
Price with VAT:
£213.04
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MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
CMI-120-ASE-1
OVERCURRENT MONITOR RELAY, AC, W/ MANUAL RESET, CMI MODEL, OUTPUT - 10 AMPS @ 120 V AC - RESISTIVE, DPDT, CONTROL VOLTAGE - 120 V AC, 50/60 HZ, CURRENT TRIP POINTS - 0.2-1 AMP
✓ IN STOCK!
£131.82
Price with VAT:
£158.18
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MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
CMD-120-ASE-20
CURRENT MONITOR RELAYS, UNIVERSAL, AC, CMD MODEL, 120 V AC, 50/60 HZ, CURRENT TRIP POINTS - 4-20 AMP ADJ. / MAX - 20 AMP, DPDT, AUTOMATIC RESET
✓ IN STOCK!
£158.21
Price with VAT:
£189.85
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MARSH BELLOFRAM
ATC
DLA240ASD
DISCONTINUED BY MANUFACTURER, VOLTAGE RELAY MONITOR, DIN RAIL MOUNT, 240 VAC, 3-PHASE
✓ IN STOCK!
£77.66
Price with VAT:
£93.19
MACROMATIC
PMD575
PHASE MONITOR RELAY, 3 PHASE, 460-600V AC, 10A DPDT OUTPUT, PHASE LOSS / REVERSAL / UNBALANCE, OVERVOLTAGE / UNDERVOLTAGE, DIN RAIL MOUNT
✓ IN STOCK!
£118.69
Price with VAT:
£142.43
ASEA BROWN BOVERI
202T3004-UL
DISCONTINUED BY MANUFACTURER, MONITOR, GROUND FAULT, 24/32VDC
✓ IN STOCK!
£75.39
Price with VAT:
£90.47
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GOTRONIC
631103
DISCONTINUED BY MANUFACTURER, MOTION DETECTOR, UNDER/OVER SPEED DETECTOR, 120 VAC INPUT POWER, 50/60 HZ, OUTPUT TERMINALS: 10 AMP, 120 VAC RESISTIVE, SPEED RANGE: 200 TO 2000 PPM PROGRAMABLE ...
✓ IN STOCK!
£97.79
Price with VAT:
£117.35
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GOTRONIC
38-100A-U-RELAY
RELAY AND SOCKET UNDERSPEED CONTROL 115VAC
✓ IN STOCK!
£55.28
Price with VAT:
£66.33
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!
£75.55
Price with VAT:
£90.66
TIME MARK CORP
B258B
3-PHASE-MONITORS, 120 VAC, 8-PIN, SPDT, PHASE REVERSAL / PHASE LOSS, SIZE 3.8" X 1.95" X 1.95"
✓ IN STOCK!
£50.52
Price with VAT:
£60.62
TIME MARK CORP
2601-28VDC
VOLTAGE FREQUENCY-MONITORS, UNDER-VOLTAGE MONITOR, 24VDC, SIZE 3.52IN X 2.44IN X 1.75IN
✓ IN STOCK!
£37.15
Price with VAT:
£44.58
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ASEA BROWN BOVERI
1SVR730831R0400
DISCONTINUED BY MANUFACTURER, 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, IP ...
✓ IN STOCK!
£312.04
Price with VAT:
£374.44
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ASEA BROWN BOVERI
JOKAB SAFETY
JSBT3-115VAC
DISCONTINUED BY MANUFACTURER, SAFTEY RELAY 115VAC
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£68.64
Price with VAT:
£82.37
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WESTINGHOUSE
5264C09H02
DISCONTINUED BY MANUFACTURER, GROUNDGARD RELAY, 10 AMP, 250 VAC, 50/60 HZ, 125 VDC
✓ IN STOCK!
£105.51
Price with VAT:
£126.61
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OMRON
G3NA-440B 5-24DC
DISCONTINUED BY MANUFACTURER, SOLID-STATE RELAY, SURFACE MOUNTING, 1-POLE, 40 AMP, 528 VAC MAX
✓ IN STOCK!
£38.22
Price with VAT:
£45.86
TOSHIBA
810-ZCT-100
DISCONTINUED BY MANUFACTURER, GROUND FAULT RELAY
✓ IN STOCK!
£197.08
Price with VAT:
£236.49
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!
£139.43
Price with VAT:
£167.32
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WESTINGHOUSE
606B029A09
DISCONTINUED BY MANUFACTURER, AUXILIARY RELAY, 125 VDC, TYPE AR
✓ IN STOCK!
£52.30
Price with VAT:
£62.76
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LARCO
4000
DISCONTINUED BY MANUFACTURER,ZONE MONITOR CONTROL BOX
✓ IN STOCK!
£137.06
Price with VAT:
£164.47
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