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.
Filter Results
DOLD
MK9056.12 AC50/60HZ 380-500V
DISCONTINUED BY MANUFACTURER, PHASE MONITORING RELAY, 3 PHASE, DPDT, 380-500 VAC, 50/60 HZ, 230 VAC SWITCHING, DIN RAIL MOUNT, (0028411)
✓ IN STOCK!
£53.74
Price with VAT:
£64.49
WESTINGHOUSE
1096950
DISCONTINUED BY MANUFACTURER, CURRENT RELAY 4-16AMP
✓ IN STOCK!
£143.57
Price with VAT:
£172.28
GENERAL ELECTRIC
NGV13B29A
AC UNDER VOLTAGE RELAY, TYPE NGV, 120V/50-60HZ, 80-120V DROPOUT CALIBRATION, 2.0 AMP
✓ IN STOCK!
£918.03
Price with VAT:
£1,101.64
DOLD
BA9065.20 3AC380-440V 0,5-10A
0039727, UNDERLOAD MONITOR (COS-PHI)
✓ IN STOCK!
£126.65
Price with VAT:
£151.98
TIME MARK CORP
2500-480
POWER MONITOR, 3-PHASE, MODEL 2500, 480 VAC, 50/60 HZ, AUTOMATIC RESET, SPDT ELECTROMECHANICAL OUTPUT RELAY, 1-10 SEC TRIP DELAY ADJUSTMENT, ENERGIZE ON UNDER VOLTAGE / PHASE REVERSAL / PHAS ...
✓ IN STOCK!
£407.13
Price with VAT:
£488.56
AUTOMATION DIRECT
ACUAMP
GFS30-E1C-120A-F
ACUAMP GROUND FAULT SENSOR, FIXED CORE, 5, 10, OR 30 MA SELECTABLE TRIP POINT, RELAY, SPDT NORMALLY ENERGIZED, AUTOMATIC RESET OUTPUT, 120 VAC OPERATING VOLTAGE.
✓ IN STOCK!
£144.89
Price with VAT:
£173.87
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!
£144.48
Price with VAT:
£173.38
AUTOMATION DIRECT
ACUAMP
GFS30-D1C-24-F
ACUAMP GROUND FAULT SENSOR, FIXED CORE, 5, 10, OR 30 MA SELECTABLE TRIP POINT, RELAY, SPDT NORMALLY DE-ENERGIZED, AUTOMATIC RESET OUTPUT, 24 VAC/VDC OPERATING VOLTAGE.
✓ IN STOCK!
£180.78
Price with VAT:
£216.94
GENERAL ELECTRIC
12IFC53B2A
OVERCURRENT RELAY, INVERSE TIME, 2-50AMP
✓ IN STOCK!
£188.09
Price with VAT:
£225.71
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!
£168.66
Price with VAT:
£202.39
SIEMENS
3UG4511-2AP20
ANALOG MONITORING RELAY PHASE SEQUENCE MONITORING 3 X 320...500 V 50...60 HZ AC 1 CHANGE-OVER CONTACT SPRING-TYPE CONNECTION SYSTEM
✓ IN STOCK!
£56.00
Price with VAT:
£67.20
Repair Yours
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SIEMENS
3UG4581-1AW30
DISCONTINUED BY MANUFACTURER, SINCE 10/01/2024, INSULATION MONITORING RELAY, 400VAC, 50-60HZ, 24-240VAC/DC SUPPLY VOLTAGE
✓ IN STOCK!
£90.59
Price with VAT:
£108.71
SIEMENS
3UG4832-1AA40
DIGITAL MONITORING RELAY VOLTAGE MONITORING, 22.5 MM FOR IO-LINK 10...600 V AC/DC OVERVOLTAGE AND UNDERVOLTAGE HYSTERESIS 0.1 TO 300 V ON-DELAY TIME TRIPPING DELAY TIME 1 CHANGE-OVER CONTACT ...
✓ IN STOCK!
£120.00
Price with VAT:
£144.00
Repair Yours
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SIEMENS
3UG4832-2AA40
DIGITAL MONITORING RELAY VOLTAGE MONITORING, 22.5 MM FOR IO-LINK 10...600 V AC/DC OVERVOLTAGE AND UNDERVOLTAGE HYSTERESIS 0.1 TO 300 V ON-DELAY TIME TRIPPING DELAY TIME 1 CHANGE-OVER CONTACT ...
✓ IN STOCK!
£88.00
Price with VAT:
£105.60
Repair Yours
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SIEMENS
3UG4815-1AA40
DIGITAL MONITORING RELAY, FOR IO-LINK, 3-PHASE SUPPLY, 160-690 VAC, 50/60 HZ, PHASE SEQUENCE, PHASE FAILURE, PHASE ASYMMETRY, UNDERVOLTAGE, OVERVOLTAGE, HYSTERESIS, LINE STABILIZATION, DELAY ...
✓ IN STOCK!
£70.93
Price with VAT:
£85.12
SIEMENS
3UG4625-1CW30
MONITORING RELAY, DIGITAL, FOR RESIDUAL CURRENT MONITORING, 0.03-4 AMP, 24-240 VAC/DC, 50/60 HZ, 2 CHANGE OVER CONTACTS, SCREW TYPE TERMINAL, DIN RAIL MOUNT
✓ IN STOCK!
£109.33
Price with VAT:
£131.20
Repair Yours
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SCHNEIDER ELECTRIC
SQUARE D
S48891
GROUND FAULT INTERFACE MODULE, USED ON: ,M/P/R FRAME, NS630B, NS3200 ,ELECTRONIC TRIP CIRCUIT BREAKER
✓ IN STOCK!
£1,500.58
Price with VAT:
£1,800.70
SCHNEIDER ELECTRIC
SQUARE D
RM22TA33
PHASE MONITORING RELAY, RM22 SERIES, 380-480 VAC, 2 NO/NC, 8 AMP/250 VAC, ELECTROMECHANICAL RELAY TYPE, DIN RAIL MOUNT
✓ IN STOCK!
£56.00
Price with VAT:
£67.20
Repair Yours
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SIEMENS
3RQ3118-1AB00
OUTPUT COUPLER, WITH PLUG-IN RELAY, 1 CHANGE-OVER CONTACT SCREW TERMINAL, 6 AMP, 24 VAC/DC, 50/60 HZ, DIN RAIL MOUNT
✓ IN STOCK!
£13.00
Price with VAT:
£15.60
Repair Yours
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MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
DPR175A
PHASE MONITORING RELAY, SPDT, 170-290VAC; PRODUCT RANGE:-; CONTACT CONFIGURATION:SPDT; CONTACT CURRENT:5A; RELAY MOUNTING:DIN RAIL; RELAY TERMINALS:SCREW; SWITCHING VOLTAGE MAX:250VAC; SUPPL ...
✓ IN STOCK!
£80.98
Price with VAT:
£97.18
Repair Yours
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LITTELFUSE
201A
PROTECTION RELAY, MOTORSAVER, PHASE LOSS DETECTION, REVERSE PHASE, 3 PHASE, 190/480 VAC, 50/60 HZ, 8-PIN PLUG-IN, SPDT OUTPUT, (REPLACES SYMCOM 201A)
✓ IN STOCK!
£83.37
Price with VAT:
£100.04
EMERSON
FISHER ROSEMOUNT
3051CD3A22A1AS1C6M5
DISCONTINUED BY MANUFACTURER, PRESSURE TRANSMITTER, DIRECT MOUNT SEALS, IP66/68, 17.5MA, 9-30VDC
✓ IN STOCK!
£1,170.39
Price with VAT:
£1,404.47
DOLD
AD5999 AC50/60HZ 230V
FAULT ANNUNCIATOR SYSTEM, 230 VAC, 3 ALARM INPUTS, ALARM INPUTS EXTENDABLE UP TO 203, ENERGIZED ON TRIP, (0032370)
✓ IN STOCK!
£105.96
Price with VAT:
£127.15
DOLD
AN9843.82/013 3AC50/60HZ 415V 1-20S
DISCONTINUED BY MANUFACTURER, VOLTAGE RELAY, 1-20S, 3 AC AT 50/60HZ 415V, 3 AMPS AT 250 VOLTS, PANEL MOUNT
✓ IN STOCK!
£356.00
Price with VAT:
£427.20
DOLD
BD9080.12 3AC230V UH AC230V 0,1-5S
PHASE MONITOR, ARTICLE NUMBER: 0045763, VARIMETER PRO SERIES, BD 9080, 2 CHANGEOVER CONTACTS, 3AC 230V NOMINAL, 230VAC AUX, 0.1-5SEC RELEASE DELAY, DE-ENERGIZED ON TRIP
✓ IN STOCK!
£206.00
Price with VAT:
£247.20
DOLD
EH9997.11 AC/DC24V US=12-70V
0000517, FAULT ANNUNCIATOR SYSTEM, 1 CHANGEOVER CONTACT, AC/DC 24V, 12-70V, 6 LED SIGNALS, FRONT PANEL MOUNTING
✓ IN STOCK!
£196.00
Price with VAT:
£235.20
DOLD
IL9075.12/001 AC50...400HZ 400V
DISCONTINUED BY MANUFACTURER, FUSE MONITOR, 3 PHASE, 400 HZ, DE-ENERGIZED ON TRIP, AUTOMATIC RESET
✓ IN STOCK!
£96.00
Price with VAT:
£115.20
Repair Yours
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MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
PCA-120/208ALE
DISCONTINUED BY MANUFACTURER, PHASE MONITOR, ADJUSTABLE RESTART DELAY, SCREW CLAMP TERMINALS, STATUS LED, 120-208 V AC SUPPLY VOLTAGE, 50/60 HZ
✓ IN STOCK!
£128.35
Price with VAT:
£154.02
WESTINGHOUSE
1096945C
DISCONTINUED BY MANUFACTURER, CURRENT RELAY 4-16AMP
✓ IN STOCK!
£229.70
Price with VAT:
£275.64
GENERAL ELECTRIC
12SFC15386A
DISCONTINUED BY MANUFACTURER, RELAY, TIME OVERCURRENT, 0-1 SECOND DELAY, 1.5-12 AMPS, 50/60 HZ
✓ IN STOCK!
£641.73
Price with VAT:
£770.08
GENERAL ELECTRIC
12IAC66T53A
DISCONTINUED BY MANUFACTURER, TIME OVERCURRENT RELAY, IAC TYPE, 2.5-7.5 AMPS, LONG TIME /4/12 AMPS /60 HZ, 125 VOLTS - TIMER UNIT, 0.05/5.0 SECONDS
✓ IN STOCK!
£513.38
Price with VAT:
£616.06
ICM
ICM450A
PRGRMBL 3-PHASE LINE VOLT MONITOR, 25-FAULT MEMORY STORAGE, NON-VOLATILE, IDENTIFIES FRONT AND BACK SIDE FAULTS, UNIVERSAL VOLTAGE OPERATION: 190-630 VAC
✓ IN STOCK!
£125.55
Price with VAT:
£150.66
GENERAL ELECTRIC
12CEB52A2D
DISCONTINUED BY MANUFACTURER, MHO DISTANCE RELAY, 120 VAC, 5 AMP, 60 CYCLES
✓ IN STOCK!
£650.84
Price with VAT:
£781.01
BASLER ELECTRIC
TIEE1CD0N07
DISCONTINUED BY MANUFACTURER, PROTECTIVE RELAY, CYCLES-3, 60-HZ, TRIP FREQUENCY-1
✓ IN STOCK!
£293.91
Price with VAT:
£352.69
TSUDAKOMA
626352CB
DISCONTINUED BY MANUFACTURER, VOLTAGE CONTROLLER, -5 TO +5
✓ IN STOCK!
£515.28
Price with VAT:
£618.34
SCHWEITZER ENGINEERING
751A01ACA0X74851000
FEEDER PROTECTION RELAY, 110-250 VDC, 110-240 VAC SUPPLY, 50/60 HZ, PUSHBUTTON INTERFACE, DIGITAL DISPLAY
✓ IN STOCK!
£2,447.44
Price with VAT:
£2,936.93
ASEA BROWN BOVERI
NBRA-656C
DISCONTINUED BY MANUFACTURER, UNIVERSAL BRAKE CHOPPER, 6 OHM, 2400 KJ, 6 KW, 400 VAC
✓ IN STOCK!
£311.35
Price with VAT:
£373.62
MINILEC
USP-D1
PHASE FAILURE RELAY, 415 VAC, 50/60 HZ, 1 CO OUTPUT, PHASE SEQUENCE, CONTACT RATING 5 A @ 230 VAC
✓ IN STOCK!
£90.62
Price with VAT:
£108.74
Repair Yours
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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 ...
✓ IN STOCK!
£470.75
Price with VAT:
£564.90
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 ...
✓ IN STOCK!
£601.49
Price with VAT:
£721.79
BENDER
RCMA423-D9-1
DISCONTINUED BY MANUFACTURER, GROUND-FAULT MONITOR FOR GROUNDED AND HIGH-RESISTANCE GROUNDED AC/DC SYSTEMS, 5 AMP, 16-72 VAC, 30 MA
✓ IN STOCK!
£169.77
Price with VAT:
£203.72
ASEA BROWN BOVERI
609300K02
PHASE SENSOR, 600A BREAKING RATE, K800
✓ IN STOCK!
£169.94
Price with VAT:
£203.92
ASEA BROWN BOVERI
609300-K4
CURRENT TRANSFORMER POWER SHIELD, 1600/2000 AMP
✓ IN STOCK!
£203.61
Price with VAT:
£244.33
PROCOM TECHNOLOGY
GS7001-B-22A3
DISCONTINUED BY MANUFACTURER, DIGITAL PROTECTION RELAY, GMS7000 SERIES, INPUT: 20-66 V, 50HZ
✓ IN STOCK!
£1,094.54
Price with VAT:
£1,313.45
BASLER ELECTRIC
BE1-87G-S1A-A1C-A0N0
DISCONTINUED BY MANUFACTURER, VARIABLE PERCENTAGE DIFFERENTIAL RELAY. BE1-87G MODEL, 1 PHASE, SELECTABLE INPUT, INSTANTANEOUS TIMING, INTERNALLY OPERATED TARGETS
✓ IN STOCK!
£348.04
Price with VAT:
£417.65
BASLER ELECTRIC
BE1-59N-A8E-E1L-N0S1F
DISCONTINUED BY MANUFACTURER, GROUND FAULT OVERVOLTAGE RELAY, MODEL BE1-59N, SINGLE PHASE, INPUT 240VAC 60HZ, NOMINAL 20-100VAC PICKUP, OUTPUT 1NO RELAY OVER, TIMING OVER-DIFINITE 0.1-99.9SE ...
✓ IN STOCK!
£593.51
Price with VAT:
£712.21
TRAFOX
VR-12US
DISCONTINUED BY MANUFACTURER, GROUND FAULT MONITOR, 110-120 VAC, 60 HZ, 2.5 VA
✓ IN STOCK!
£186.20
Price with VAT:
£223.44
