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Protection Relays & Systems

Recommended Manufacturers

Hamlin / Littelfuse
- Littelfuse (NASDAQ: LFUS) - As the worldwide leader in circuit protection, Littelfuse offers POWR-GARD®, Teccor®, Wickmann®, Pudenz®, Hamlin®, PulseGuard®, SIDACtor®, PolySwitch, 2Pro and PolyZen branded products, with a wide range of technologies such as Fuses and Accessories, PTCs (PolySwitch), ......Details
  • SE-703-0T SE-703-0T Hamlin / Littelfuse Description:EARTH-LEAKAGE MONITOR 32V - 70V
  • PGR-4700-240 PGR-4700-240 Hamlin / Littelfuse Description:SENS GRND FAULT RELAY 240V SUP
  • EL731-23-10 EL731-23-10 Hamlin / Littelfuse Description:AC/DC EARTH-LKGE RELAY
  • SE-105D SE-105D Hamlin / Littelfuse Description:GF-GC MONITOR 120-VAC/DC
Agastat Relays / TE Connectivity
- TE Connectivity Ltd. (NYSE: TEL), formally Tyco Electronics, is a $12 billion global technology leader. Our connectivity and sensor solutions are essential in today's increasingly connected world. We collaborate with engineers to transform their concepts into creations – redefining what's po......Details
  • 20-050-2X 20-050-2X Agastat Relays / TE Connectivity Description:20-050-2X=WILMAR OVER/UNDER
  • 1618105-6 1618105-6 Agastat Relays / TE Connectivity Description:WGD-125DC-10K=WILMAR DC GROUND
  • WOV-3-220 WOV-3-220 Agastat Relays / TE Connectivity Description:WOV-3-220=WILMAR OVERVOLTAGE R
  • 1618104-9 1618104-9 Agastat Relays / TE Connectivity Description:WCT3-230AC-5=WILMAR OVERCURREN
Omron Automation & Safety
- Omron Electronics LLC is the US-based division of Omron Corporation's Automation & Safety business, a world-class manufacturer of industrial automation products with over 80 years of success.
We support machine builders and OEMs across the United States and Latin America with sensing and cont......Details
  • SE-K4EN SE-K4EN Omron Automation & Safety Description:RELAY MOTOR PROTECT 380/400/440V
  • S8M-CP04 S8M-CP04 Omron Automation & Safety Description:PWR MULTICIRCUIT PROTECT
862 related products
SE-703-0T
SE-703-0T
Manufacturers: Hamlin / Littelfuse
Description: EARTH-LEAKAGE MONITOR 32V - 70V
In stock: 5617 pcs
Download: SE-703-0T.pdf
RFQ
20-050-2X
20-050-2X
Manufacturers: Agastat Relays / TE Connectivity
Description: 20-050-2X=WILMAR OVER/UNDER
In stock: 129 pcs
Download:
RFQ
1618105-6
1618105-6
Manufacturers: Agastat Relays / TE Connectivity
Description: WGD-125DC-10K=WILMAR DC GROUND
In stock: 76 pcs
Download:
RFQ
PGR-4700-240
PGR-4700-240
Manufacturers: Hamlin / Littelfuse
Description: SENS GRND FAULT RELAY 240V SUP
In stock: 87 pcs
Download: PGR-4700-240.pdf
RFQ
EL731-23-10
EL731-23-10
Manufacturers: Hamlin / Littelfuse
Description: AC/DC EARTH-LKGE RELAY
In stock: 38 pcs
Download: EL731-23-10.pdf
RFQ
WOV-3-220
WOV-3-220
Manufacturers: Agastat Relays / TE Connectivity
Description: WOV-3-220=WILMAR OVERVOLTAGE R
In stock: 145 pcs
Download:
RFQ
SE-105D
SE-105D
Manufacturers: Hamlin / Littelfuse
Description: GF-GC MONITOR 120-VAC/DC
In stock: 78 pcs
Download: SE-105D.pdf
RFQ
EL731-02-10
EL731-02-10
Manufacturers: Hamlin / Littelfuse
Description: AC/DC EARTH-LKGE RELAY 75-275V
In stock: 41 pcs
Download: EL731-02-10.pdf
RFQ
SE-K4EN
SE-K4EN
Manufacturers: Omron Automation & Safety
Description: RELAY MOTOR PROTECT 380/400/440V
In stock: 307 pcs
Download: SE-K4EN.pdf
RFQ
PGR-8800-00-CC
PGR-8800-00-CC
Manufacturers: Hamlin / Littelfuse
Description: ARC FLASH RELAY CONFORMAL COATED
In stock: 22 pcs
Download: PGR-8800-00-CC.pdf
RFQ
SE-701-0U-CC
SE-701-0U-CC
Manufacturers: Hamlin / Littelfuse
Description: SE-701-0U WITH CONFORMAL COATING
In stock: 92 pcs
Download: SE-701-0U-CC.pdf
RFQ
1618104-9
1618104-9
Manufacturers: Agastat Relays / TE Connectivity
Description: WCT3-230AC-5=WILMAR OVERCURREN
In stock: 75 pcs
Download:
RFQ
WOUF-12-400-T
WOUF-12-400-T
Manufacturers: Agastat Relays / TE Connectivity
Description: WOUF-12-400-T=RELAY, O/U FREQ
In stock: 88 pcs
Download:
RFQ
1618069-2
1618069-2
Manufacturers: Agastat Relays / TE Connectivity
Description: 22-060X=WILMAR UNDERFREQUENCY
In stock: 75 pcs
Download:
RFQ
SE-330HV-04-01
SE-330HV-04-01
Manufacturers: Hamlin / Littelfuse
Description: NGR MON HV UNIV E-NET SC FIBER R
In stock: 22 pcs
Download: SE-330HV-04-01.pdf
RFQ
1-1618058-6
1-1618058-6
Manufacturers: Agastat Relays / TE Connectivity
Description: WD32-001=RELAY, REV PWR, 24V
In stock: 89 pcs
Download:
RFQ
SE-330AU-21-00
SE-330AU-21-00
Manufacturers: Hamlin / Littelfuse
Description: NEUTRAL-EARTHING-RES MON 48VDC D
In stock: 17 pcs
Download: SE-330AU-21-00.pdf
RFQ
9-1618107-5
9-1618107-5
Manufacturers: Agastat Relays / TE Connectivity
Description: WOUVT-3-480AC-P=WILMAR OVER/UN
In stock: 68 pcs
Download: 9-1618107-5.pdf
RFQ
SE-330AU-28-00
SE-330AU-28-00
Manufacturers: Hamlin / Littelfuse
Description: MONITOR NGR 48V DUAL SC FBR
In stock: 17 pcs
Download: SE-330AU-28-00.pdf
RFQ
WD25-012
WD25-012
Manufacturers: Agastat Relays / TE Connectivity
Description: PROTECTIVE POWER RELAY
In stock: 92 pcs
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RFQ
SE-330AU-23-01
SE-330AU-23-01
Manufacturers: Hamlin / Littelfuse
Description: NEUTRAL-EARTHING-RES MON 48VDC E
In stock: 21 pcs
Download: SE-330AU-23-01.pdf
RFQ
S8M-CP04
S8M-CP04
Manufacturers: Omron Automation & Safety
Description: PWR MULTICIRCUIT PROTECT
In stock: 343 pcs
Download:
RFQ
PGR-3200
PGR-3200
Manufacturers: Hamlin / Littelfuse
Description: GROUND FAULT&INSULATION MONITOR
In stock: 91 pcs
Download: PGR-3200.pdf
RFQ
1618104-8
1618104-8
Manufacturers: Agastat Relays / TE Connectivity
Description: WCT3-125DC-5H=WILMAR OVERCURRE
In stock: 97 pcs
Download:
RFQ
251DC-1X
251DC-1X
Manufacturers: Agastat Relays / TE Connectivity
Description: 251DC-1X=WILMAR OVER/UNDERVOLA
In stock: 67 pcs
Download:
RFQ
SE-330AU-28-01
SE-330AU-28-01
Manufacturers: Hamlin / Littelfuse
Description: MONITOR NGR 48V DUAL SC FBR
In stock: 19 pcs
Download: SE-330AU-28-01.pdf
RFQ
3-1618100-0
3-1618100-0
Manufacturers: Agastat Relays / TE Connectivity
Description: RELAY VOLTAGE 3 PHASE 480 VAC
In stock: 75 pcs
Download:
RFQ
SE-134C-XGC-10
SE-134C-XGC-10
Manufacturers: Hamlin / Littelfuse
Description: GF-GC MON DC SUPPLY EXT-GC
In stock: 19 pcs
Download: SE-134C-XGC-10.pdf
RFQ
430DCX
430DCX
Manufacturers: Agastat Relays / TE Connectivity
Description: 430DCX=RELAY, UNDERVOLTAGE
In stock: 68 pcs
Download:
RFQ
SE-330AU-27-00
SE-330AU-27-00
Manufacturers: Hamlin / Littelfuse
Description: MONITOR NGR 48V SC FBR/RJ45
In stock: 19 pcs
Download: SE-330AU-27-00.pdf
RFQ
SE-330-23-11
SE-330-23-11
Manufacturers: Hamlin / Littelfuse
Description: NGR MONITOR 48VDC ETHERNET NC CE
In stock: 22 pcs
Download: SE-330-23-11.pdf
RFQ
1618074-8
1618074-8
Manufacturers: Agastat Relays / TE Connectivity
Description: 300-36X=WILMAR OVERVOLTAGE 138
In stock: 55 pcs
Download:
RFQ
SE-135-00
SE-135-00
Manufacturers: Hamlin / Littelfuse
Description: GROUND-FAULT GROUND CHECK MON
In stock: 34 pcs
Download: SE-135-00.pdf
RFQ
SE-703-0U-02
SE-703-0U-02
Manufacturers: Hamlin / Littelfuse
Description: MONITOR EARTH LEAKAGE
In stock: 128 pcs
Download: SE-703-0U-02.pdf
RFQ
WOUF-12-60-T
WOUF-12-60-T
Manufacturers: Agastat Relays / TE Connectivity
Description: WOUF-12-60-T=RELAY, O/U FREQ
In stock: 73 pcs
Download:
RFQ
2-1618112-1
2-1618112-1
Manufacturers: Agastat Relays / TE Connectivity
Description: WUF-46-5060-T=WILMAR UNDERFREQ
In stock: 100 pcs
Download:
RFQ
710X
710X
Manufacturers: Agastat Relays / TE Connectivity
Description: 710X=WILMAR REVERSE POWER REL
In stock: 84 pcs
Download:
RFQ
MPU-32-X69X-11X00
MPU-32-X69X-11X00
Manufacturers: Hamlin / Littelfuse
Description: GE RETRO RS-232 RS-485 CIM RTD
In stock: 16 pcs
Download: MPU-32-X69X-11X00.pdf
RFQ
255X
255X
Manufacturers: Agastat Relays / TE Connectivity
Description: 255X=RELAY, OVER/UNDERVOLTAGE
In stock: 76 pcs
Download:
RFQ
SE-703-0D-00
SE-703-0D-00
Manufacturers: Hamlin / Littelfuse
Description: MONITOR EARTH LEAKAGE
In stock: 100 pcs
Download: SE-703-0D-00.pdf
RFQ
WCT1-125DC-5
WCT1-125DC-5
Manufacturers: Agastat Relays / TE Connectivity
Description: WCT1-125DC-5=RELAY, OVERCURREN
In stock: 81 pcs
Download:
RFQ
SE-330AU-00-01
SE-330AU-00-01
Manufacturers: Hamlin / Littelfuse
Description: NEUTRAL-EARTHING-RESISTOR MONITO
In stock: 28 pcs
Download: SE-330AU-00-01.pdf
RFQ
WUV-3-380
WUV-3-380
Manufacturers: Agastat Relays / TE Connectivity
Description: WUV-3-380=WILMAR UNDERVOLTAGE
In stock: 136 pcs
Download:
RFQ
1618062-3
1618062-3
Manufacturers: Agastat Relays / TE Connectivity
Description: 1300-11X=RELAY, PHASE BALANCE
In stock: 36 pcs
Download:
RFQ
2-1618379-1
2-1618379-1
Manufacturers: Agastat Relays / TE Connectivity
Description: WOVT1-525-H=RELAY, OVERVOLTAGE
In stock: 80 pcs
Download:
RFQ
6-1618071-6
6-1618071-6
Manufacturers: Agastat Relays / TE Connectivity
Description: 255-4X=WILMAR OVER/UNDERVOLTAG
In stock: 114 pcs
Download:
RFQ
862 related products