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
AC-2020
COMPRESSOR PROTECTOR, 3 PHASE MONITOR
✓ IN STOCK!
Repair Yours
$300.00
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!
Repair Yours
$300.00
BENDER
RCM465Y-13
DISCONTINUED BY MANUFACTURER,GROUND FAULT RELAY, 30-300MA ,RESPONSE 0-1S, 90-132V
✓ IN STOCK!
Buy Surplus As Low As
$536.79
Repair Yours
$424.00
TE CONNECTIVITY
CROMPTON INSTRUMENTS
252-PVRU-PQBX-C6
PHASE LOSS RELAY, 5 AMP, 120 VAC, 60 HZ, DIN RAIL MOUNT
✓ IN STOCK!
Repair Yours
$300.00
FW MURPHY
UVR505
DISCONTINUED BY MANUFACTURER, RELAY UNDER VOLTAGE, FRONT STATUS LEDS, 12 PORTS
✓ IN STOCK!
Buy Surplus As Low As
$311.00
Repair Yours
$300.00
ASEA BROWN BOVERI
289B423A11
DISCONTINUED BY MANUFACTURER, RELAY, DIRECTIONAL OVERCURRENT, CR-2 TYPE, 4-12 AMP-OVERCURRENT UNIT / 0.2-2 AMP-INDICATOR, 120 V
✓ IN STOCK!
Buy Surplus As Low As
$1,781.13
Repair Yours
$1,182.67
WESTINGHOUSE
293B285A11
DISCONTINUED BY MANUFACTURER, RELAY, SYNCHRO-VERIFIED, TYPE CVE, 120 V, 60 HZ
✓ IN STOCK!
Buy Surplus As Low As
$718.03
Repair Yours
$482.73
SCHWEITZER ENGINEERING
SEL-311C-0311C01H232122X
DISCONTINUED BY MANUFACTURER, TRANSMISSION PROTECTION SYSTEM, 1 AMP PHASE AND 1 AMP POLARIZING CURRENT INPUT, 25 W, 48-125 V POWER SUPPLY, 48 V LOGIC INPUT, 120 VAC, 50/60 HZ, ADDITIONAL 12 ...
✓ IN STOCK!
Buy Surplus As Low As
$6,000.00
Repair Yours
$2,500.00
REGAL REXNORD
KOP FLEX
2 1/2F SB SLEEVE
COMPLETE GEAR COUPLING, SIZE 2-1/2 INCH SOLID, SHROUDED BOLT, FULL FLEX, 8-3/8 INCH OUTER DIAMETER, 6-3/16 INCH LENGTH , 2 1/2F SB SLEEVE
✓ IN STOCK!
Repair Yours
$602.00
GIC
MA51BC
VOLTAGE MONITORING RELAY, SPDT, 415VAC, PRODUCT RANGE:SM 301 SERIES, CONTACT CONFIGURATION:SPDT, CONTACT CURRENT:5A, RELAY MOUNTING:DIN RAIL, CONTACT VOLTAGE VAC:250V, RELAY TERMINALS:SCREW, ...
✓ IN STOCK!
Repair Yours
$300.00
ASEA BROWN BOVERI
419B0042
DISCONTINUED BY MANUFACTURER, DIFFERENTIAL RELAY, MODEL 87B, CIRCUIT SHIELD, HIGH IMPEDANCE, 125 VDC, 25/50/60 HZ
✓ IN STOCK!
Buy Surplus As Low As
$2,098.19
Repair Yours
$980.00
TELE CONTROLS
V2PF480Y/277VSY01
PHASE LOSS MONITOR, PHASE BALANCE, PHASE ROTATION, PHASE SEQUENCE 3-PH, 208-380V AC, 1 CO, SPDT RELAY OUTPUT, LED INDICATORS, ADJUSTABLE PHASE BALANCE
✓ IN STOCK!
Repair Yours
$300.00
DEIF
RMP121D
DISCONTINUED BY MANUFACTURER, REVERSE POWER RELAY, TYPE: RMP-121D, MEAS VOLTAGE: 110 VAC, MEAS POWER: 537W, SUPPLY: 110 VAC, COUPLING: 1W3, MODULE: 63.3V, MODULE: 3A, SCALE: 0.94, INVERSE TI ...
✓ IN STOCK!
Buy Surplus As Low As
$139.20
Repair Yours
$300.00
DEIF
TAS-331DG 2W3 -200-0-1500KW/440V(L-L) 3000A/5A -333-0-2500W 4-20MA -24-24MA 500OHM 24VDC
DISCONTINUED BY MANUFACTURER, SELECTABLE AC-TRANSDUCER, TYPE: TAS-331DG, ORDER NO: 100018271.10, COUPLING: 2W3, RANGE: -200-0-1500KW, RATIO VT: 440V(L-L), RATIO CT: 3000A/5A, INPUT: -333-0-2 ...
✓ IN STOCK!
Buy Surplus As Low As
$145.85
Repair Yours
$300.00
DEIF
RMF-112D-110VAC-60HZ-ND-ND-110VDC
DISCONTINUED BY MANUFACTURER, FREQUENCY RELAY, UNI-LINE, TYPE: RMF-112D, MEAS VOLTAGE: 110V, MODULE: 110V, 60HZ, SUPPLY: 110VDC, RELAY B: NORM. DEENERGIZED, RELAY C: NORM. DEENERGIZED, UNDER ...
✓ IN STOCK!
Buy Surplus As Low As
$163.26
Repair Yours
$300.00
V INFINITY
PTK25-D48-S12-T
DISCONTINUED BY MANUFACTURER, VOLTAGE CONVERTER, DC-DC, AC-DC, SCREW CLAMP TERMINALS, 48 V INPUT @ 0.85 AMP, 12 V OUTPUT @ 2 AMP
✓ IN STOCK!
Buy Surplus As Low As
$35.43
DEIF
RMV-112D-DELTA-415VAC-NDL+NDL-24VDC
VOLTAGE RELAY, UNI-LINE, TYPE RMV-112D, COUPLING: DELTA, MEASURING VOLTAGE: 240/415VAC, MODULE: 415V, SUPPLY: 24VDC, RELAY B: NORM. DEENERGIZED W/LATCH, RELAY C: NORM. DEENERGIZED W/LATCH
✓ IN STOCK!
Repair Yours
$300.00
CR MAGNETICS
CR4395-EH-24D-0.04-X-T-FP
DISCONTINUED BY MANUFACTURER, CURRENT SENSING RELAY, SUPPLY: 24+/-10%VDC, TRIP POINT: 0.04AMPS, LOAD: NPN SINKING, 100MA MAX
✓ IN STOCK!
Buy Surplus As Low As
$92.15
SCHWEITZER ENGINEERING
SEL-287V-287V02-45X6XHGB
RELAY, DIFFERENTIAL LEVEL, VOLTAGE CONTROLLER, FOR GROUNDED SHUNT CAPACITOR BANK PROTECTION
✓ IN STOCK!
Repair Yours
$861.42
YOKOGAWA
YE/50-152111FASJ
DISCONTINUED BY MANUFACTURER, VOLTAGE GAUGE, 0-600 VDC, 3-1/3 INCH DIAL
✓ IN STOCK!
Buy Surplus As Low As
$143.60
GENERAL ELECTRIC
NGV19A2A
UNDER VOLTAGE RELAY, 125VDC, 208VAC 50/60HZ, 100-140VDC DROPOUT
✓ IN STOCK!
Repair Yours
$300.00
RADWELL VERIFIED SUBSTITUTE
DMLUBRAAA-SUB
SUBSTITUTE FOR SSAC DMLUBRAAA, PHASE MONITOR RELAY, 3-PHASE , 190-500 VAC, DIN RAIL, 10 AMP DPDT RELAYS, PHASE LOSS, REVERSAL - FIXED, UNBALANCE, OVER/UNDER VOLTAGE - ADJUSTABLE
✓ IN STOCK!
Repair Yours
$300.00
WESTINGHOUSE
1272173A
DISCONTINUED BY MANUFACTURER, IMPEDANCE RELAY, HCZ TYPE, 115VAC, 60HZ, 125VDC
✓ IN STOCK!
Buy Surplus As Low As
$382.63
Repair Yours
$352.87
IMO
MR-1PVM
DISCONTINUED BY MANUFACTURER, RELAY, VOLTAGE MONITOR, SINGLE PHASE, MODULAR SUPPLY, 0-10 SECOND, 12-400 VAC INPUT, SCREW TERMINAL, DIN RAIL MOUNT
✓ IN STOCK!
Buy Surplus As Low As
$119.67
Repair Yours
$300.00
GENERAL ELECTRIC
12IFC66AD1A
DISCONTINUED BY MANUFACTURER, PROT RELAY, LONG TIME OVERCURRENT, 50/60HZ
✓ IN STOCK!
Buy Surplus As Low As
$173.18
MATSUSHITA ELECTRIC
AROMAT
CB1A-T-M-24V
AUTOMOTIVE RELAY,CB RELAY(AUTOMO
✓ IN STOCK!
Repair Yours
$300.00
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!
Repair Yours
$300.00
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
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
DEIF
RMC-142D-1A-ND-ND-1S-20S-24VDC
DISCONTINUED BY MANUFACTURER, STATOR EARTH FAULT RELAY, TYPE: RMC-142D, ORDER NO: 400022308.10, MEAS CURRENT: 1A, MODULE: 1A, SCALE: 1, SUPPLY: 24VDC, T1: 1S, T2: 20S, RELAY B: NORM. DEENERG ...
✓ IN STOCK!
Buy Surplus As Low As
$233.97
Repair Yours
$300.00
DEIF
RMV-112D-DELTA-440VAC-NE+ND-440VAC
PROTECTIVE VOLTAGE RELAY, RMV-112D, COUPLING: DELTA, MEASURING VOLTAGE: 440/254V, MODULE: 440V, SUPPLY: 440VAC, RELAY B: NOR. ENERGIZED, RELAY C: NORM. DEENERGIZED, UNDERVOLTAGE: 80-100%, OV ...
✓ IN STOCK!
Repair Yours
$300.00
ASCO
214B69-480VAC
DISCONTINUED BY MANUFACTURER, UNDER VOLTAGE MONITOR, 480 VAC, 50/60 HZ, 456V PICK UP, 408V DROP OUT
✓ IN STOCK!
Buy Surplus As Low As
$436.49
Repair Yours
$402.54
RADWELL
RAD-PM-002
PHASE MONITOR RELAY, 3-PHASE , 190-500 VAC, DIN RAIL, 10 AMP DPDT RELAYS, PHASE LOSS, REVERSAL - FIXED, UNBALANCE, OVER/UNDER VOLTAGE - ADJUSTABLE
✓ IN STOCK!
Repair Yours
$300.00
BASLER ELECTRIC
TIEE1CD0N07
DISCONTINUED BY MANUFACTURER, PROTECTIVE RELAY, CYCLES-3, 60-HZ, TRIP FREQUENCY-1
✓ IN STOCK!
Buy Surplus As Low As
$378.96
Repair Yours
$300.00
GENERAL ELECTRIC
12CEB52A2D
DISCONTINUED BY MANUFACTURER, MHO DISTANCE RELAY, 120 VAC, 5 AMP, 60 CYCLES
✓ IN STOCK!
Buy Surplus As Low As
$834.00
Repair Yours
$733.20
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!
Repair Yours
$200.00
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!
Buy Surplus As Low As
$590.19
Repair Yours
$580.87
WESTINGHOUSE
1096945C
DISCONTINUED BY MANUFACTURER, CURRENT RELAY 4-16AMP
✓ IN STOCK!
Buy Surplus As Low As
$240.96
Repair Yours
$300.00
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!
Buy Surplus As Low As
$134.62
Repair Yours
$300.00
