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
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
PBC-120-ALE
PHASE VOLTAGE MONITORS
✓ IN STOCK!
Repair Yours
$300.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
PBC-440-ALE
PHASE VOLTAGE MONITORS, 3 PHASE-VOLTAGE MONITOR, DELTA, 390V-540V
✓ IN STOCK!
Repair Yours
$300.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
PBC-480-ALE
PHASE VOLTAGE MONITOR,3 PHASE, 480 VAC, DPDT OUTPUT RELAY
✓ IN STOCK!
Repair Yours
$300.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
PBD-120-ALE
PHASE SEQUENCE AND VOLTAGE MONITOR, SERIES PBD, NO OF PHASES3, VOLTAGE SUPPORTED 120 VOLTS, HI PWR (OVER VLTG) TRIP , LO PWR (UNDER VLTG) TRIP, TYPE OF DISPLAY LED STATUS INDICATOR
✓ IN STOCK!
Repair Yours
$427.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
PRA-100-AFN-400
PHASE SEQUENCE MONITOR RELAY 10AMP 208-480VAC
✓ IN STOCK!
Repair Yours
$300.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
SUA-380-ASA
PHASE MONITOR RELAY,
✓ IN STOCK!
Repair Yours
$300.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
SUA-440-ASA
MONITORING RELAY, OPERATING VOLTAGE 430-480 ADJUSTABLE, 10 AMPS, ADJUSTMENT SCREW, OUTPUT RESISTIVE @ 240 VAC, 8 PIN OCTAL, SUA SERIES
✓ IN STOCK!
Repair Yours
$300.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
UOA-110-DLA
VOLTAGE MONITORING RELAY, UOA SERIES, 92-125 VDC DROP-OUT, 97-130 VDC PICK-UP, 5 V HYSTERESIS, LOCKNUT ADJUSTMENT
✓ IN STOCK!
Repair Yours
$300.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
UOA-120-AKA
VOLTAGE MONITORING RELAY, UOA SERIES, 97-130 VAC DROP-OUT, 102-135 VAC PICK-UP, KNOB ADJUSTMENTS, DPDT, 8-PIN OCTAL
✓ IN STOCK!
Repair Yours
$300.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
UOA-120-ALA
VOLTAGE MONITORING RELAY, UOA SERIES, 97-130 VAC DROP-OUT, 102-135 VAC PICK-UP, 5 V HYSTERESIS, DPDT, LOCKNUT, 8-PIN OCTAL
✓ IN STOCK!
Repair Yours
$300.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
UOA-208-ALA
SINGLE PHASE UNDER VOLTAGE MONITOR/RELAY
✓ IN STOCK!
Repair Yours
$300.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
UOA-240-AKA
UNDER VOLTAGE MONITOR, UOA SERIES, 205-250 VAC DROP-OUT, 215-260 VAC PICK-UP, 10 V HYSTERESIS, KNOB ADJUSTMENT, 8 PIN
✓ IN STOCK!
Repair Yours
$300.00
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!
Repair Yours
$300.00
MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
VBA-12-DLA
SINGLE PHASE VOLTAGE BAND MONITOR/RELAYS
✓ IN STOCK!
Repair Yours
$300.00
ASEA BROWN BOVERI
BALDOR RELIANCE
64418-1RR
DISCONTINUED BY MANUFACTURER, RELAY, 300 VOLT, 1 AMP, 2.5 VOLT DC
✓ IN STOCK!
Buy Surplus As Low As
$1,266.89
Repair Yours
$946.37
BENDER
RCM420-D-1
GROUND-FAULT MONITOR, 10 AMP, 460 VAC, 94 VDC, 42- 2000 HZ, 10 MA, 1X NO/NC, START UP DELAY, LED INDICATOR, SCREW TYPE TERMINAL, DIN RAIL MOUNT
✓ IN STOCK!
Repair Yours
$390.00
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!
Repair Yours
$836.01
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 ...
✓ IN STOCK!
Buy Surplus As Low As
$2,459.29
Repair Yours
$2,041.21
TOSHIBA
RC81C
DISCONTINUED BY MANUFACTURER, PHASE REVERSAL GROUND FAULT MODULE, OPERATING TIME WITHIN 0.5 SEC, 2-12A RATED CURRENT
✓ IN STOCK!
Buy Surplus As Low As
$79.79
Repair Yours
$300.00
MATSUSHITA ELECTRIC
AROMAT
LT48T-24-240V
DIGITAL QUARTZ TIMER, 24-240 V AC/DC, 100 MA MAX, 8 PIN
✓ IN STOCK!
Repair Yours
$300.00
BASLER ELECTRIC
BE1-59-A4E-E1K-B1S3F
DISCONTINUED BY MANUFACTURER, OVER VOLTAGE RELAY, INTERNALLY OPERATED, 1 PHASE, INPUT 110-320VAC PICKUP, OUTPUT 1NO RELAY, DEFINITE TIMING, SUPPLY 48VDC, TARGET CURRENT OPERATED, INSTANTANEO ...
✓ IN STOCK!
Buy Surplus As Low As
$708.59
Repair Yours
$588.13
NORTONICS FOXTAM LIMITED
YWRPTC/400V
DISCONTINUED BY MANUFACTURER, PHASE AND THERMISTOR RELAY, MONITORS LOSS OF PHASE, MONITORS PHASE SEQUENCE, MONITORS UP TO 6 THERMISTORS, 3 PHASE, 400 VAC, 50/60 HZ, 3 WIRE, SPCO+1NO, 10AMP/2 ...
✓ IN STOCK!
Buy Surplus As Low As
$62.65
GENERAL ELECTRIC
12CJCG16M1A
DISCONTINUED BY MANUFACTURER, OVERCURRENT RELAY, CJCG TYPE, GROUND DIRECTIONAL, 1.9 AMP, .6/2 TARGET SEAL IN AMP, 0.5-4.0 PICK UP AMP, 120 V, 60 CYCLE
✓ IN STOCK!
Buy Surplus As Low As
$892.83
Repair Yours
$741.05
ASEA BROWN BOVERI
230F0261
DISCONTINUED BY MANUFACTURER, GROUND DETECTION RELAY, ITE-64F, STANDARD CASE, CONT 120 VAC, 50/60 HZ, TRIP/TEST, TARGET/RESET, LED INDICATORS, SCREW TERMINALS
✓ IN STOCK!
Buy Surplus As Low As
$127.54
Repair Yours
$300.00
MINILEC
CSP-80
DISCONTINUED BY MANUFACTURER, PHASE FAILURE RELAY, 8000, TEST/RESET, 415 V
✓ IN STOCK!
Buy Surplus As Low As
$139.10
Repair Yours
$300.00
EATON CORPORATION
CUTLER HAMMER
D65VMLS480-B1
DISCONTINUED BY MANUFACTURER, VOLTAGE MONITOR RELAY, 208-480 VAC, 30 VDC, 10 AMP, 1/3 HP
✓ IN STOCK!
Buy Surplus As Low As
$369.62
Repair Yours
$300.00
ASEA BROWN BOVERI
587R0428-61114
DISCONTINUED BY MANUFACTURER, RELAY / DISTRIBUTION PROTECTION SYSTEM, INDUSTRIAL CONTROL EQUIPMENT, TYPE / DPU 2000R, PHASE / 0.4-12 AMP, GROUND / 0.4-12 AMP, 60 HZ, 1-12 AMP, 70-280 VDC
✓ IN STOCK!
Buy Surplus As Low As
$409.41
Repair Yours
$377.57
GENERAL ELECTRIC
12IAC77B63A
DISCONTINUED BY MANUFACTURER, TIME OVERCURRENT RELAY, TYPE IAC, 40A
✓ IN STOCK!
Buy Surplus As Low As
$503.88
Repair Yours
$464.69
WESTINGHOUSE
255P157H02C
DISCONTINUED BY MANUFACTURER, GROUND FAULT RELAY, 120 VAC, 125 AMPS
✓ IN STOCK!
Buy Surplus As Low As
$114.82
Repair Yours
$300.00
BASLER ELECTRIC
BE1-25-M1EA6PN5B3F
SYNC-CHECK RELAY, SINGLE PHASE, 120 VAC / 125 VDC, 0.1-99 SECOND, ISOLATED CONTACT SENSING INPUT, AVERAGE VOLTAGE DIFFERENCE, SEMI-FLUSH MOUNT
✓ IN STOCK!
Repair Yours
$1,990.00
CONVERTEAM
ALSTOM
LFZP111S10016E
DISCONTINUED BY MANUFACTURER, STATIC DISTANCE PROTECTION, RELAY, OPTIMHO, V X (1), 110-125 V
✓ IN STOCK!
Buy Surplus As Low As
$1,059.03
Repair Yours
$976.66
CONVERTEAM
ALSTOM
MVAJ13D1GB0780A
DISCONTINUED BY MANUFACTURER, TRIPPING AND CONTROL RELAYS, AC/DC OPERATION, LOW BURDEN, CONTACT MECHANISM: HR, CUTT-OFF: INSTANTANEOUS
✓ IN STOCK!
Buy Surplus As Low As
$600.00
Repair Yours
$498.00
MACROMATIC
PLP575
3-PHASE MONITOR RELAY, 575 VAC, 8 PIN SPDT 10 AMP RELAY, PHASE LOSS, PHASE REVERSAL - FIXED
✓ IN STOCK!
Repair Yours
$300.00
MACROMATIC
VMP480A
VOLTAGE MONITOR RELAY FOR 480 VAC, 10 AMP RELAY, DPDT, ADJ PICK UP, FIXED DROP OUT AND TRIP DELAY, PLUG-IN
✓ IN STOCK!
Repair Yours
$300.00
WESTRONICS INC
SBAG-202
DISCONTINUED BY MANUFACTURER, GROUNDING RESISTANCE MONITOR, LOW INSULATION, W/ ALARM, 220VAC, 50/60HZ, REPLACEMENT: SBAG-202(N)
✓ IN STOCK!
Buy Surplus As Low As
$841.48
Repair Yours
$698.43
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!
Repair Yours
$200.00
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!
Repair Yours
$236.35
ASEA BROWN BOVERI
1SVR550881R9400
(PRICE/EA) CM-PBE PHASE LOSS MONI. 3PH.+ N , 1SVR550881R9400
✓ IN STOCK!
Repair Yours
$300.00
ASEA BROWN BOVERI
SSAC
WLM945A5S
SSAC, ASEA BROWN BOVERI, WLM945A5S, VOLTAGE MONITOR THREE PHASE, 400-480VAC, 5SEC TRIP DELAY, 5SEC RESTART DELAY,
✓ IN STOCK!
Repair Yours
$300.00
