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RFQs / Order
Part No. Manufacturer Qty  
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#:SE-701-0T
  • Manufacturers:Hamlin / Littelfuse
  • Description:GROUND FAULT RELAY 32-70 VDC SUP
  • In Stock:89
$384.103/pcsRFQ
  • Part#:EL731-10-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:AC/DC EARTH-LKGE RELAY
  • In Stock:77
$413.483/pcsRFQ
  • Part#:FPU-32-04-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:FPR W/TIA-232/ETHERNET
  • In Stock:30
$1138.202/pcsRFQ
  • Part#:EL731-23-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:AC/DC EARTH-LKGE RELAY
  • In Stock:48
$688.574/pcsRFQ
  • Part#:PGR-3200
  • Manufacturers:Hamlin / Littelfuse
  • Description:GROUND FAULT&INSULATION MONITOR
  • In Stock:86
$358.164/pcsRFQ
SE-330-28-00 Image
  • Part#:SE-330-28-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR NGR 48V DUAL FBR 61850
  • In Stock:16
$1857.947/pcsRFQ
  • Part#:SE-MUX
  • Manufacturers:Hamlin / Littelfuse
  • Description:GF/GC TERM MULTIPLEXER
  • In Stock:68
$470.533/pcsRFQ
  • Part#:EL731-14-10
  • Manufacturers:Hamlin / Littelfuse
  • Description:AC/DC EARTH-LKGE RELAY
  • In Stock:36
$877.758/pcsRFQ
  • Part#:MPS-469X-23000
  • Manufacturers:Hamlin / Littelfuse
  • Description:MPS GE469 RETROFIT KIT
  • In Stock:11
$3069.679/pcsRFQ
  • Part#:SE-325D
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MONITOR SUPPLY: 120 VAC/VDC
  • In Stock:62
$549.602/pcsRFQ
  • Part#:PGR-8800-00-CC
  • Manufacturers:Hamlin / Littelfuse
  • Description:ARC FLASH RELAY CONFORMAL COATED
  • In Stock:24
$1596.808/pcsRFQ
  • Part#:MPU-32-X69X-11X00
  • Manufacturers:Hamlin / Littelfuse
  • Description:GE RETRO RS-232 RS-485 CIM RTD
  • In Stock:15
$2203.068/pcsRFQ
  • Part#:SE-330AU-00-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:NEUTRAL-EARTHING-RESISTOR MONITO
  • In Stock:29
$1103.003/pcsRFQ
SE-703-0U Image
  • Part#:SE-703-0U
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR EARTH LEAKAGE 120/240VAC
  • In Stock:4991
 RFQ
  • Part#:SE-TA6A-WL
  • Manufacturers:Hamlin / Littelfuse
  • Description:GF/GC TERM ASSY 5.6V 50W TC WL
  • In Stock:232
$143.856/pcsRFQ
  • Part#:SE-703-0D
  • Manufacturers:Hamlin / Littelfuse
  • Description:EARTH LEAKAGE MONITOR 24V
  • In Stock:4011
 RFQ
  • Part#:777-HVR-SP
  • Manufacturers:Hamlin / Littelfuse
  • Description:1-PHASE OVERLOAD RELAY/ 380-48
  • In Stock:172
$173.599/pcsRFQ
  • Part#:SE-330HV-03-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MONITOR HV ETHERNET NC
  • In Stock:18
$1641.44/pcsRFQ
777-KW/HP-P2 Image
  • Part#:777-KW/HP-P2
  • Manufacturers:Hamlin / Littelfuse
  • Description:3-PHASE POWER MONITOR/200-480V
  • In Stock:218
$169.963/pcsRFQ
  • Part#:EL731-20-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:AC/DC EARTH-LKGE RELAY
  • In Stock:77
$436.008/pcsRFQ
  • Part#:MPU-32-X69X-02X00
  • Manufacturers:Hamlin / Littelfuse
  • Description:GE RETRO RS-232 DEVICENET CIM
  • In Stock:17
$1749.183/pcsRFQ
  • Part#:SE-325ET
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MON 240 VAC GF TIME 0.1-5S
  • In Stock:78
$493.109/pcsRFQ
  • Part#:MPU-32-X69X-10100
  • Manufacturers:Hamlin / Littelfuse
  • Description:MOTOR PROTECTION KIT RETROFIT
  • In Stock:14
$2556.279/pcsRFQ
  • Part#:SE-325P
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MON 120 VAC 4K8 NGR SHORT DE
  • In Stock:72
$494.1/pcsRFQ
  • Part#:EL731-03-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:AC/DC EARTH-LKGE RELAY
  • In Stock:59
$659.207/pcsRFQ
  • Part#:EL731-22-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:AC/DC EARTH-LKGE RELAY
  • In Stock:54
$682.682/pcsRFQ
  • Part#:777-HVR-KW/HP-P2
  • Manufacturers:Hamlin / Littelfuse
  • Description:3-PH POWER MONITOR/340-480V/
  • In Stock:187
$203.446/pcsRFQ
  • Part#:SE-135-XGC-03
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR GFGC AC/DC EXT-GC ETHER
  • In Stock:17
$2242.879/pcsRFQ
  • Part#:SE-330AU-25-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR NGR 48V DUAL SC FBR K4
  • In Stock:17
$1764.918/pcsRFQ
MP8000 Image
  • Part#:MP8000
  • Manufacturers:Hamlin / Littelfuse
  • Description:MOTOR OVERLOAD PROTECTION 8000
  • In Stock:153
$193.184/pcsRFQ
  • Part#:D0900.0020
  • Manufacturers:Hamlin / Littelfuse
  • Description:ARC DETECTING RELAY AC
  • In Stock:10
$3114.226/pcsRFQ
  • Part#:EL731-01-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:AC/DC EARTH-LKGE RELAY 75-275V
  • In Stock:60
$657.005/pcsRFQ
  • Part#:SE-105DL
  • Manufacturers:Hamlin / Littelfuse
  • Description:GF-GC MON 120VAC/VCD LATCHING GC
  • In Stock:62
$553.832/pcsRFQ
  • Part#:SE-330AU-24-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR NGR 48V SC FBR/RJ45 K4
  • In Stock:21
$1724.972/pcsRFQ
  • Part#:777-TS
  • Manufacturers:Hamlin / Littelfuse
  • Description:3-PHASE OVERLOAD RELAY/190-480
  • In Stock:187
$203.056/pcsRFQ
  • Part#:SE-330AU-23-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:NEUTRAL-EARTHING-RES MON 48VDC E
  • In Stock:17
$1788.152/pcsRFQ
  • Part#:SE-105E
  • Manufacturers:Hamlin / Littelfuse
  • Description:GF-GC MON C/W 1N5339B TERM 240VA
  • In Stock:102
$353.009/pcsRFQ
  • Part#:SE-330HV-02-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MONITOR HV PROFIBUS NC K4
  • In Stock:24
$1576.983/pcsRFQ
  • Part#:MPU-32-X69X-00000
  • Manufacturers:Hamlin / Littelfuse
  • Description:MOTOR PROTECTION KIT RETROFIT
  • In Stock:19
$1837.659/pcsRFQ
  • Part#:EL731-12-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:AC/DC EARTH-LKGE RELAY
  • In Stock:52
$664.057/pcsRFQ
  • Part#:SE-330-05-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MON UNIV E-NET DUAL SC FIBER
  • In Stock:21
$1558.118/pcsRFQ
  • Part#:SE-330AU-08-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR NGR UNIV DUAL SC FBR
  • In Stock:21
$1750.971/pcsRFQ
  • Part#:MPU-32-X69X-00100
  • Manufacturers:Hamlin / Littelfuse
  • Description:MOTOR PROTECTION KIT RETROFIT
  • In Stock:16
$1845.449/pcsRFQ
EL3100-00 Image
  • Part#:EL3100-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:GRND FAULT INDICATE SYST 3PHASE
  • In Stock:159
$222.052/pcsRFQ
  • Part#:SE-325DN
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MONITOR 120 VAC/VDC NON-LATC
  • In Stock:46
$641.528/pcsRFQ
  • Part#:SE-325ST
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MON EXTENDED RF TIME GF 0.1-
  • In Stock:69
$564.344/pcsRFQ
  • Part#:MPU-32-X69X-11000
  • Manufacturers:Hamlin / Littelfuse
  • Description:MOTOR PROTECTION KIT RETROFIT
  • In Stock:11
$2747.762/pcsRFQ
  • Part#:SE-330HV-21-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MONITOR HV LVPS DEVICENET
  • In Stock:19
$1634.92/pcsRFQ
  • Part#:SE-330-01-11
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MONITOR DEVICENET NC CE/C-T
  • In Stock:18
$1668.4/pcsRFQ
  • Part#:FPU-32-02-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:FPR W/TIA-232/DEVICENET
  • In Stock:27
$1124.201/pcsRFQ
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