WIN SOURCE will be having National Day Festival holiday from 1st October to 5th October.
During this period ,we still accept your inquiries and orders, but all the shipment will be delayed until October 6th.
Sorry for any inconvenience caused. Happy National Day Festival´╝ü
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Protection Relays & Systems : 118 Products

Sourcing hard-to-find electronic components in the open market is a time-consuming work. WIN SOURCE ELECTRONICS specializes in offering obsolete & end-of-life Protection Relays & Systems products, with in-stock inventory, datasheets and online purchasing. Find needed electronic parts, please review our online inventory below.
NEUTRAL-EARTHING-RES MON 48VDC E
1090 pieces
$44531.961 rohs Datasheets
GROUND REFERENCE MODULE 300VDC
5910 pieces
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GROUND-FAULT-RELAY TEST UNIT 240
5000 pieces
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MONITOR EARTH LEAKAGE 24VDC
4900 pieces
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MONITOR EARTH LEAKAGE 120/240VAC
7250 pieces
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ENERGIZED PHASE INDICATOR
6580 pieces
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EARTH-LEAKAGE MONITOR 32V - 70V
4030 pieces
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SURGE ARRESTER GDT
4010 pieces
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NEUTRAL-EARTHING-RES MON 48VDC P
5820 pieces
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NEUTRAL-EARTHING-RES MON PROFIBU
6790 pieces
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NEUTRAL-EARTHING-RESISTOR MON. P
5130 pieces
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SURGE ARRESTER GDT
6080 pieces
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SE-701-0D WITH CONFORMAL COATING
4010 pieces
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SE-704-0D WITH CONFORMAL COATING
5400 pieces
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SE-701-0U WITH CONFORMAL COATING
5650 pieces
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SE-704-03 WITH CONFORMAL COATING
4340 pieces
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GF-GC MON 120VAC/VCD LATCHING GC
5260 pieces
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GF-GC MONITOR 120-VAC/DC
5880 pieces
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GF-GC MON UVR LATCHING GC 120V
5900 pieces
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GROUND-FAULT GROUND-CHECK MON
7090 pieces
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GF-GC MONITOR UVR 240 VAC SUPPLY
4620 pieces
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GF-GC MONITOR UVR LATCHING GC 24
5640 pieces
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GF-GC MON AC/DC SUPPLY EXT-GC
6090 pieces
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GF-GC MON 18-72 VDC USES SE-TA12
3840 pieces
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MONITOR GRD-FAULT GRD-CHK RELAY
3930 pieces
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GROUND-FAULT GROUND CHECK MON
7260 pieces
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NGR MON 120V GF TIME 0.1 TO 5 S
3940 pieces
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NGR MON 120VAC/VDC EXT RF GF 0.1
4980 pieces
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NGR MON 120V NL EXT RF GF 0.1-5S
4250 pieces
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NGR MON 120VAC/VDC NON-LATCH
5560 pieces
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NGR MON 120V NON-LATCH GF 0.1-5S
6150 pieces
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NGR MONITOR 120 VAC GF TIME 0.1-
3970 pieces
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NGR MON EXTENDED RF TIME GF 0.1-
4380 pieces
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NGR MON 120 VAC EXT RF GF TIME 0
3950 pieces
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NGR MON EXTENDED RF TRIP NON-LAT
4530 pieces
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NGR MONITOR EXT RES TRIP TIME
4670 pieces
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NGR MON 240 VAC GF TIME 0.1-5S
6380 pieces
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NGR MON 240 VAC EXT RF NON-LATCH
4590 pieces
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NGR MONITOR 240 VAC NON-LATCHING
4890 pieces
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NGR MONITOR SUPPLY: 120 VAC/VDC
7350 pieces
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NGR MONITOR 120VAC SUPPLY
4060 pieces
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NGR MON UNIV SC FIBER RJ45 61850
3860 pieces
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NGR MONITOR NC ETHERNET
4090 pieces
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GRND RES RELAY ETHERNET UNIV
6660 pieces
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GRND RES RELAY DEVICENET UNIV
6880 pieces
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NGR MONITOR NC
5150 pieces
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MONITOR NGR 48V DUAL FBR 61850
5350 pieces
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MONITOR NGR 48V FBR/RJ45 61850
4860 pieces
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MONITOR NGR 48V FBR/RJ45 61850
7100 pieces
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MONITOR NGR 48V DUAL RJ45 61850
4970 pieces
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