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Home > Line Card > Hamlin / Littelfuse > Industrial Controls > Protection Relays & Systems
Hamlin / Littelfuse

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), GDTs, Varistors, Polymer ESD Suppressors, Surge Protection Modules, TVS Diodes, TVS Diode Arrays (SPA® Diodes), Switching Thyristors, Power Modules, LED Protector, SIDACtor® Protection Thyristor as well as reed switches, relays and Hall Effect sensors. Littelfuse products are backed by more than 88 years of technology innovation, industry leading technical support, design and manufacturing expertise. Littelfuse products are vital components in virtually every product that uses electrical energy, including automobiles, computers, consumer electronics, handheld devices, industrial equipment, and telecom/datacom circuits.

Product List

  • Part#:MPU-32-X69X-12X00
  • Manufacturers:Hamlin / Littelfuse
  • Description:GE RETRO RS232 DEVICENET CIM RTD
  • In Stock:17
$2194.898/pcsRFQ
  • Part#:SE-105EL
  • Manufacturers:Hamlin / Littelfuse
  • Description:GF-GC MONITOR 240VAC LATCHING GC
  • In Stock:74
$440.436/pcsRFQ
  • Part#:SE-330AU-28-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR NGR 48V DUAL SC FBR
  • In Stock:19
$1857.932/pcsRFQ
  • Part#:EL731-21-10
  • Manufacturers:Hamlin / Littelfuse
  • Description:AC/DC EARTH-LKGE RELAY
  • In Stock:43
$908.147/pcsRFQ
  • Part#:SE-330-01-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:GRND RES RELAY DEVICENET UNIV
  • In Stock:22
$1628.733/pcsRFQ
  • Part#:SE-325ESN
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MON 240 VAC EXT RF NON-LATCH
  • In Stock:53
$570.728/pcsRFQ
  • Part#:SE-330AU-04-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR NGR UNIV SC FBR/RJ45
  • In Stock:19
$1651.734/pcsRFQ
  • Part#:SE-330HV-03-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MONITOR HV ETHERNET
  • In Stock:17
$1674.756/pcsRFQ
  • Part#:PGR-6801-240
  • Manufacturers:Hamlin / Littelfuse
  • Description:PUMP RELAY 16A CTS 240VAC
  • In Stock:240
$155.296/pcsRFQ
  • Part#:SE-330AU-25-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR NGR 48V DUAL SC FBR K4
  • In Stock:18
$1769.587/pcsRFQ
  • Part#:SE-135-10
  • Manufacturers:Hamlin / Littelfuse
  • Description:GF-GC MON 18-72 VDC USES SE-TA12
  • In Stock:32
$1188.096/pcsRFQ
SE-330-21-00 Image
  • Part#:SE-330-21-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:GRND RES RELAY DEVICENET DC SUP
  • In Stock:23
$1609.983/pcsRFQ
SE-330-22-00 Image
  • Part#:SE-330-22-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:GRND RES RELAY PROFIBUS DC SUP
  • In Stock:19
$1708.566/pcsRFQ
  • Part#:SE-330HV-02-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MONITOR HV PROFIBUS
  • In Stock:19
$1598.449/pcsRFQ
  • Part#:SE-325E
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MONITOR 240VAC SUPPLY
  • In Stock:73
$440.092/pcsRFQ
  • Part#:SE-330-08-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MON UNIV DUAL SC FIBER 61850
  • In Stock:22
$1699.645/pcsRFQ
  • Part#:SE-135-XGC-10
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR GF-GC DC SUPPLY EXT-GC
  • In Stock:19
$1768.32/pcsRFQ
  • Part#:PGR-6133-240
  • Manufacturers:Hamlin / Littelfuse
  • Description:MOTOR RELAY 90A CTS 240VAC
  • In Stock:184
$174.315/pcsRFQ
AF0100-00-CC Image
  • Part#:AF0100-00-CC
  • Manufacturers:Hamlin / Littelfuse
  • Description:ARC-FLASH RELAY UNIV W/CONFORMAL
  • In Stock:72
$437.714/pcsRFQ
SE-134C-00 Image
  • Part#:SE-134C-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:GROUND CONTINUITY MONITOR
  • In Stock:34
$1049.117/pcsRFQ
  • Part#:SE-601-0U
  • Manufacturers:Hamlin / Littelfuse
  • Description:DC GRND FAULT RELAY 55-75 VDC SU
  • In Stock:104
$344.658/pcsRFQ
AF0100-10 Image
  • Part#:AF0100-10
  • Manufacturers:Hamlin / Littelfuse
  • Description:ARC-FLASH RELAY 24VDC SUPPLY
  • In Stock:110
$340.484/pcsRFQ
  • Part#:SE-330HV-26-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR NGR HV 48V DUAL RJ45
  • In Stock:20
$1895.251/pcsRFQ
  • Part#:SE-330AU-23-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:NEUTRAL-EARTHING-RES MON 48VDC E
  • In Stock:24
$1607.402/pcsRFQ
  • Part#:SE-601-0T
  • Manufacturers:Hamlin / Littelfuse
  • Description:DC GROUND FAULT RELAY 32-70 VDC
  • In Stock:92
$429.176/pcsRFQ
  • Part#:MPU-32-X69X-01X00
  • Manufacturers:Hamlin / Littelfuse
  • Description:GE RETRO RS-232 RS-485 CIM
  • In Stock:22
$1748.716/pcsRFQ
SE-330-20-11 Image
  • Part#:SE-330-20-11
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MONITOR 48VDC NC CE/C-T
  • In Stock:29
$1188.971/pcsRFQ
77C-LR Image
  • Part#:77C-LR
  • Manufacturers:Hamlin / Littelfuse
  • Description:1-PHASE OVERLOAD RELAY/ 100-24
  • In Stock:404
$96.916/pcsRFQ
PGR-4300-24 Image
  • Part#:PGR-4300-24
  • Manufacturers:Hamlin / Littelfuse
  • Description:GEN GRND FAULT RELAY-24VDC SUP
  • In Stock:54
$549.165/pcsRFQ
SE-330-26-00 Image
  • Part#:SE-330-26-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR NGR 48V DUAL RJ45 61850
  • In Stock:20
$1861.204/pcsRFQ
  • Part#:SE-330HV-21-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MONITOR HV LVPS DEVICENET NC
  • In Stock:22
$1661.467/pcsRFQ
  • Part#:SE-601-0U-CC
  • Manufacturers:Hamlin / Littelfuse
  • Description:SE-601-0U WITH CONFORMAL COATING
  • In Stock:74
$429.789/pcsRFQ
SE-105 Image
  • Part#:SE-105
  • Manufacturers:Hamlin / Littelfuse
  • Description:GROUND FAULT MONITOR
  • In Stock:85
$355.798/pcsRFQ
  • Part#:SE-330HV-24-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR NGR HV 48V SC FBR/RJ45
  • In Stock:18
$1777.136/pcsRFQ
  • Part#:MPU-32-00-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:KIT MPR WITH TIA-232 AND CIM MPU
  • In Stock:28
$1254.21/pcsRFQ
AF0500-00 Image
  • Part#:AF0500-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:ARC-FLASH RELAY
  • In Stock:39
$957.685/pcsRFQ
  • Part#:SE-330AU-06-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR NGR UNIV DUAL RJ45 61850
  • In Stock:18
$1820.365/pcsRFQ
  • Part#:SE-EPI-06
  • Manufacturers:Hamlin / Littelfuse
  • Description:ENERGIZED PHASE INDICATOR
  • In Stock:222
$171.499/pcsRFQ
  • Part#:SE-330HV-20-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MONITOR HV LVPS
  • In Stock:26
$1188.034/pcsRFQ
  • Part#:PGM-8600-120
  • Manufacturers:Hamlin / Littelfuse
  • Description:INSULATION MONITOR
  • In Stock:94
$317.157/pcsRFQ
  • Part#:SE-701-03-CC
  • Manufacturers:Hamlin / Littelfuse
  • Description:SE-701-03 WITH CONFORMAL COATING
  • In Stock:103
$329.339/pcsRFQ
  • Part#:SE-703-0U-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR EARTH LEAKAGE
  • In Stock:133
$278.857/pcsRFQ
SE-330-24-00 Image
  • Part#:SE-330-24-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR NGR 48VDC SC FBR/RJ45
  • In Stock:18
$1777.742/pcsRFQ
  • Part#:SE-107DL
  • Manufacturers:Hamlin / Littelfuse
  • Description:GF-GC MON UVR LATCHING GC 120V
  • In Stock:56
$553.654/pcsRFQ
  • Part#:MPS-469X-32000
  • Manufacturers:Hamlin / Littelfuse
  • Description:MPS GE469 RETROFIT KIT
  • In Stock:14
$2414.391/pcsRFQ
  • Part#:MPU-32-01-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:MPR WITH TIA-232/TIA-485
  • In Stock:32
$1184.676/pcsRFQ
  • Part#:MPU-32-01-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:MPR WITH TIA-232/TIA-485
  • In Stock:32
$1177.073/pcsRFQ
  • Part#:SE-330HV-05-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MON HV UNIV E-NET DUAL SC FI
  • In Stock:21
$1547.914/pcsRFQ
  • Part#:777-LR-TS
  • Manufacturers:Hamlin / Littelfuse
  • Description:3-PHASE OVERLOAD RELAY/190-480
  • In Stock:151
$206.53/pcsRFQ
  • Part#:SE-107D
  • Manufacturers:Hamlin / Littelfuse
  • Description:GF-GC MONITOR UVR 120 VAC/VDC SU
  • In Stock:74
$477.414/pcsRFQ
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