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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#:SE-703-03-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR EARTH LEAKAGE
  • In Stock:137
$276.78/pcsRFQ
  • Part#:MPU-32-X69X-04X00
  • Manufacturers:Hamlin / Littelfuse
  • Description:GE RETRO RS-232 ETHERNET CIM
  • In Stock:20
$1702.887/pcsRFQ
  • Part#:MPS-469X-33000
  • Manufacturers:Hamlin / Littelfuse
  • Description:MPS GE469 RETROFIT KIT
  • In Stock:14
$2683.162/pcsRFQ
  • Part#:SE-325DNT
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MON 120V NON-LATCH GF 0.1-5S
  • In Stock:42
$728.215/pcsRFQ
  • Part#:SE-330HV-00-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MONITOR HV NC K4
  • In Stock:35
$1092.609/pcsRFQ
  • Part#:SE-330AU-07-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR NGR UNIV SC FBR/RJ45
  • In Stock:19
$1752.511/pcsRFQ
  • Part#:MPS-469X-02000
  • Manufacturers:Hamlin / Littelfuse
  • Description:MPS GE469 RETROFIT KIT
  • In Stock:16
$2122.854/pcsRFQ
  • Part#:PGR-6131-120
  • Manufacturers:Hamlin / Littelfuse
  • Description:MOTOR RELAY 16A CTS 120VAC
  • In Stock:198
$179.743/pcsRFQ
  • Part#:SE-330AU-08-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR NGR UNIV DUAL SC FBR
  • In Stock:19
$1813.497/pcsRFQ
  • Part#:SE-330HV-23-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MONITOR HV LVPS ETHERNET
  • In Stock:21
$1628.009/pcsRFQ
  • Part#:SE-330-02-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MONITOR NC PROFIBUS
  • In Stock:21
$1604.889/pcsRFQ
  • Part#:MPS-469X-44000
  • Manufacturers:Hamlin / Littelfuse
  • Description:MPS GE469 RETROFIT KIT
  • In Stock:10
$2920.905/pcsRFQ
  • Part#:777-575-P2
  • Manufacturers:Hamlin / Littelfuse
  • Description:3-PH OVERLOAD REL./500-600V/
  • In Stock:254
$147.738/pcsRFQ
  • Part#:MPS-469X-43000
  • Manufacturers:Hamlin / Littelfuse
  • Description:MPS GE469 RETROFIT KIT
  • In Stock:12
$3051.017/pcsRFQ
SE-330-25-00 Image
  • Part#:SE-330-25-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR NGR 48VDC DUAL SC FBR
  • In Stock:17
$1778.441/pcsRFQ
  • Part#:SE-325ENT
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MON 240 VAC NON-LATCH GF 0.1
  • In Stock:63
$574.478/pcsRFQ
  • Part#:MPU-32-X69X-04100
  • Manufacturers:Hamlin / Littelfuse
  • Description:MOTOR PROTECTION KIT RETROFIT
  • In Stock:16
$2073.952/pcsRFQ
  • Part#:SE-330-07-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MON UNIV SC FIBER RJ45 61850
  • In Stock:17
$1704.532/pcsRFQ
  • Part#:PGR-6133-24
  • Manufacturers:Hamlin / Littelfuse
  • Description:MOTOR RELAY 90A CTS 24VDC
  • In Stock:175
$178.397/pcsRFQ
SE-701-0U Image
  • Part#:SE-701-0U
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR GRND FALT RELAY 120/240V
  • In Stock:138
$258.892/pcsRFQ
  • Part#:SE-701-0D-CC
  • Manufacturers:Hamlin / Littelfuse
  • Description:SE-701-0D WITH CONFORMAL COATING
  • In Stock:81
$392.092/pcsRFQ
  • Part#:SE-330HV-25-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR NGR HV 48V DUAL SC FBR
  • In Stock:17
$1763.241/pcsRFQ
  • Part#:SE-330HV-26-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR NGR HV 48V DUAL RJ45
  • In Stock:17
$1883.503/pcsRFQ
  • Part#:SE-330-02-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:GRND RES RELAY PROFIBUS UNIV
  • In Stock:23
$1643.997/pcsRFQ
SE-TA6 Image
  • Part#:SE-TA6
  • Manufacturers:Hamlin / Littelfuse
  • Description:TERM ASSY 5.6V 50W
  • In Stock:331
$104.14/pcsRFQ
777-P2 Image
  • Part#:777-P2
  • Manufacturers:Hamlin / Littelfuse
  • Description:3-PHASE OLR/200-480V/2-800FLA+
  • In Stock:218
$135.975/pcsRFQ
  • Part#:SE-330HV-06-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MON UNIV DUAL RJ45 61850 K4
  • In Stock:22
$1666.63/pcsRFQ
  • Part#:SE-330HV-22-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MONITOR HV LVPS PROFIBUS
  • In Stock:18
$1723.099/pcsRFQ
  • Part#:PGR-6150-24
  • Manufacturers:Hamlin / Littelfuse
  • Description:STD MOTOR RELAY 25A CTS 24VD
  • In Stock:102
$363.297/pcsRFQ
  • Part#:SE-100T
  • Manufacturers:Hamlin / Littelfuse
  • Description:GROUND FAULT MONITOR
  • In Stock:162
$209.089/pcsRFQ
  • Part#:MPU-32-04-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:MPR W/TIA-232/ETHERNET
  • In Stock:26
$1198.146/pcsRFQ
  • Part#:MPS-469X-21000
  • Manufacturers:Hamlin / Littelfuse
  • Description:MPS GE469 RETROFIT KIT
  • In Stock:13
$2439.603/pcsRFQ
SE-330-20-00 Image
  • Part#:SE-330-20-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:GRND RES RELAY LOCAL ONLY DC SUP
  • In Stock:28
$1268.15/pcsRFQ
  • Part#:SE-701-0T-CC
  • Manufacturers:Hamlin / Littelfuse
  • Description:SE-701-0T WITH CONFORMAL COATING
  • In Stock:81
$461.717/pcsRFQ
  • Part#:SE-105D
  • Manufacturers:Hamlin / Littelfuse
  • Description:GF-GC MONITOR 120-VAC/DC
  • In Stock:61
$486.442/pcsRFQ
  • Part#:PGR-6101-120
  • Manufacturers:Hamlin / Littelfuse
  • Description:MOTOR GROUND FAULT & INSUL RELAY
  • In Stock:55
$663.341/pcsRFQ
AF0100-00 Image
  • Part#:AF0100-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:ARC-FLASH RELAY, UNIVERSAL SUPPL
  • In Stock:75
$396.939/pcsRFQ
777-LR-P2 Image
  • Part#:777-LR-P2
  • Manufacturers:Hamlin / Littelfuse
  • Description:3-PHASE OVERLOAD RELAY/200-480
  • In Stock:262
$132.267/pcsRFQ
  • Part#:EL731-24-10
  • Manufacturers:Hamlin / Littelfuse
  • Description:AC/DC EARTH-LKGE RELAY
  • In Stock:38
$917.581/pcsRFQ
  • Part#:SE-330AU-20-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:NEUTRAL-EARTHING-RES MON 48VDC N
  • In Stock:27
$1200.289/pcsRFQ
  • Part#:MPU-32-X69X-10X00
  • Manufacturers:Hamlin / Littelfuse
  • Description:GE RETRO RS-232 CIM RTD
  • In Stock:19
$1960.603/pcsRFQ
T2200.0030 Image
  • Part#:T2200.0030
  • Manufacturers:Hamlin / Littelfuse
  • Description:OVERCURRENT RELAY
  • In Stock:149
$255.887/pcsRFQ
SE-703-03 Image
  • Part#:SE-703-03
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR EARTH LEAKAGE 24VDC
  • In Stock:4140
 RFQ
  • Part#:SE-325N
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MONITOR 120 VAC NON-LATCHING
  • In Stock:73
$494.434/pcsRFQ
  • Part#:SE-325DT
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MON 120V GF TIME 0.1 TO 5 S
  • In Stock:47
$657.932/pcsRFQ
  • Part#:FPS-CTU-03-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:FPS CONTROL UNIT PROFIBUS
  • In Stock:14
$2338.37/pcsRFQ
  • Part#:SE-330AU-27-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR NGR 48V SC FBR/RJ45
  • In Stock:20
$1858.471/pcsRFQ
  • Part#:EL731-14-00
  • Manufacturers:Hamlin / Littelfuse
  • Description:AC/DC EARTH-LKGE RELAY
  • In Stock:52
$678.696/pcsRFQ
SE-330-26-01 Image
  • Part#:SE-330-26-01
  • Manufacturers:Hamlin / Littelfuse
  • Description:MONITOR NGR 48V DUAL RJ45 61850
  • In Stock:16
$1870.026/pcsRFQ
SE-330-22-10 Image
  • Part#:SE-330-22-10
  • Manufacturers:Hamlin / Littelfuse
  • Description:NGR MON. 48VDC PROFIBUS CE/C-T
  • In Stock:11
$2600.766/pcsRFQ
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