成立于1927年的Littelfuse公司是電路保護領域的全球領先企業，向業界提供最廣泛且最尖端的電路保護產品及解決方案產品組合。 Littelfuse生產的設備可為市場上包括消費電子產品、汽車和工業設備在內的幾乎所有耗電產品提供保護。 Littelfuse提供的技術包括 保險絲; 氣體放電管（GDT）; 正溫度系數裝置（PTC）; 保護繼電器; PulseGuard® ESD抑制器; SIDACtor®器件; 瞬態抑制二極管陣列（SPA?）; 開關型晶閘管; 瞬態抑制二極管 和 壓敏電阻。 公司還提供品種齊全、可靠性極高的 機電和電子開關及控制設備，還提供 保護繼電器 和地下 配電中心， 可為采礦提供安全控制和電力輸送。
Littelfuse 0452005.MRL 
Littelfuse V3.5MLA0603H
Littelfuse V320LA40BX10
Littelfuse V420LA40BPX10
Littelfuse V5.5MLA0402NR
Littelfuse V510LA40AP
Littelfuse 01000057N
Littelfuse 01020074Z
Littelfuse 01110501H
Littelfuse 01220090N
Littelfuse 0154.375DRT
Littelfuse 015402.5DRT
Littelfuse 0215.200MXP
Littelfuse 0215.315MXP
Littelfuse 0215010.MXEP
Littelfuse 0215010.MXP
Littelfuse 0216.500MXP
Littelfuse 0217.200MXP
Littelfuse 0217.250MXP
Littelfuse 0217.500MXP
Littelfuse 0217.630MXP
Littelfuse 0217001.MXP
Littelfuse 0217002.MXP
Littelfuse 021701.6MXP
Littelfuse 0218.200MXP
Littelfuse 0218.250MXP
Littelfuse 0218.500MXP
Littelfuse 0218.800MXP
Littelfuse 0218001.MXP
Littelfuse 0218002.MXP
Littelfuse 0218005.MXP
Littelfuse 021801.6MXEP
Littelfuse 021801.6MXP
Littelfuse 0218015.MXP
Littelfuse 021806.3MXP
Littelfuse 02183.15MXEP
Littelfuse 02183.15MXP
Littelfuse 0219.630MXAP
Littelfuse 0224007.MXP
Littelfuse 0224007.MXUP
Littelfuse 02301.25DRT1P
Littelfuse 02301.25DRT1W
Littelfuse 02301.25MXP
Littelfuse 0234004.MXP
Littelfuse 023401.6MXP
Littelfuse 023406.3MXP
Littelfuse 0235001.MXP
Littelfuse 0235003.MXP
Littelfuse 0251005.MRT1L
Littelfuse 0257015.PXPV
Littelfuse 0263005.MXL
Littelfuse 0312003.MXP
Littelfuse 0326012.MXP
Littelfuse 0326015.MXP
Littelfuse 0326025.MXP
Littelfuse 0326030.MXP
Littelfuse 0446003.ZRP
Littelfuse 0452001.MRL
Littelfuse 0452002.MRL
Littelfuse 0452004.MR
Littelfuse 045201.5MRL
Littelfuse 045202.5MRL
Littelfuse 0454004.MR
Littelfuse 045401.5MR
Littelfuse 0465001.DR
Littelfuse 05200101Z
Littelfuse 0805L050WR
Littelfuse 0875003.MRET1P
Littelfuse 0PTF0060W
Littelfuse 1206L075THYR
Littelfuse 1812L075/24DR
Littelfuse 19502000001
Littelfuse 19512000001
Littelfuse 1KSMB47CA
Littelfuse 1KSMBJ47CA
Littelfuse 20105000001
Littelfuse 30R090UPR
Littelfuse 30R110UPR
Littelfuse 30R250UPR
Littelfuse 37001000000
Littelfuse 39611000000
Littelfuse 39611600000
Littelfuse 5KP16A
Littelfuse 5KP60A

Littelfuse 60R010XPR
Littelfuse 60R030XU
Littelfuse 60R090XU
Littelfuse 60R375XH
Littelfuse 86200001009
Littelfuse 86600001009
Littelfuse P0080SAMCLRP
Littelfuse P0640SCMCLRP
Littelfuse P1500SCLRP
Littelfuse P1500SCRP
Littelfuse P3100SBRP
Littelfuse P3100SCRP
Littelfuse P3403AB60
Littelfuse P3403ABL60
Littelfuse S8008L
Littelfuse SL1021B090R
Littelfuse SMAJ12A
Littelfuse SMBJ200A
Littelfuse SMBJ200CA
Littelfuse SMBJ24CA
Littelfuse SMBJ60CA
Littelfuse SMCJ24CA
Littelfuse SP3002-04JTG
Littelfuse V140LA5
Littelfuse V14MLA0805H
Littelfuse V14MLA0805NH
Littelfuse V150CH8
Littelfuse V18MA1B
Littelfuse V220ZA05P
Littelfuse V22ZA1P
Littelfuse V230LA4P
Littelfuse V27ZA4P
Littelfuse V3.5MLA0603NH
Littelfuse V300LA20AP
Littelfuse V33CH8
Littelfuse V33MT1A
Littelfuse V39MA2A
Littelfuse V39ZA3P
Littelfuse V5.5MLA0805NH
Littelfuse V82MA3A
Littelfuse 01020071Z
Littelfuse 01110506Z
Littelfuse 021802.5HXP
Littelfuse 0263.062MXL
Littelfuse 0315.100HXP
Littelfuse 0324020.HXP
Littelfuse 0326008.HXP
Littelfuse 0326012.HXP
Littelfuse 0459.500UR
Littelfuse 0460001.UR
Littelfuse 0466002.NR
Littelfuse 0469006.WR
Littelfuse 15KPA200CA
Littelfuse 1812L110PR
Littelfuse 2920L030DR
Littelfuse 2920L100PR
Littelfuse 37212500411
Littelfuse 39108000000
Littelfuse 60R010XPR
Littelfuse 65800001009
Littelfuse 65800001109
Littelfuse CCMR005.T
Littelfuse CCMR008.T
Littelfuse CG32.5L
Littelfuse P6KE33CA
Littelfuse P6KE75A
Littelfuse SMAJ30A
Littelfuse SMAJ5.0CA
Littelfuse SMBJ13A
Littelfuse SMBJ43A
Littelfuse SP720ABG
Littelfuse V1000LA80AP
Littelfuse V180ZS1P
Littelfuse V18MLA0603H
Littelfuse V18MLA0805H
Littelfuse V240CH8
Littelfuse V26MLA0603NH
Littelfuse V275LA4P
Littelfuse V320LA20A
Littelfuse V320LA20AP
Littelfuse V36ZA80P
Littelfuse V56MLA1206NA
Littelfuse 01000056Z
Littelfuse 0154001.DR
Littelfuse 0154002.DRTL
Littelfuse 0154003.DR
Littelfuse 0154003.DRT
Littelfuse 0154010.DR
Littelfuse 015403.5DR
Littelfuse 0215005.MXP
Littelfuse 0218001.MXP
Littelfuse 0218002.MXP
Littelfuse 0218004.MXP
Littelfuse 023901.6MXP
Littelfuse 0251.750MRT1L
Littelfuse 0448012.MR
Littelfuse 0451001.MRL
Littelfuse 0451002.MRL
Littelfuse 0451003.MRL
Littelfuse 0451005.MRL
Littelfuse 0451007.MRL
Littelfuse 0451010.MRL
Littelfuse 0451015.MRL
Littelfuse 0452.375MRL
Littelfuse 0452001.MRL
Littelfuse 0452003.MRL
Littelfuse 0452005.MRL
Littelfuse 045202.5MRL
Littelfuse 0456020.ER
Littelfuse 0460001.UR
Littelfuse 0460002.UR
Littelfuse 0460003.UR
Littelfuse 0461.500ER
Littelfuse 04611.25ER
Littelfuse 0467001.NR
Littelfuse 046703.5NR
Littelfuse 0481002.HXLP
Littelfuse 05200001N
Littelfuse 0603L010YR
Littelfuse 1.5SMC480CA
Littelfuse 15KPA75CA
Littelfuse 1812L150/24MR
Littelfuse 5KP130CA
Littelfuse 5KP150CA
Littelfuse 5KP6.0A
Littelfuse 5KP60A
Littelfuse 85200001009
Littelfuse 85300001009
Littelfuse 85600001009
Littelfuse B1101UC4LRP
Littelfuse LX803MTRP
Littelfuse P0080SAMCLRP
Littelfuse P0084UALRP
Littelfuse P1500SCLRP
Littelfuse P3100SALRP
Littelfuse P3100SBLRP
Littelfuse P3500SALRP
Littelfuse PGB1010402KR
Littelfuse PGB1010603MR
Littelfuse PGB1010603NR
Littelfuse Q4030LH5
Littelfuse Q4030LH5TP
Littelfuse SA70A
Littelfuse SMAJ200A
Littelfuse SMAJ200CA
Littelfuse SMBJ400CA
Littelfuse SMBJ5.0A
Littelfuse SMBJ78CA
Littelfuse SMCJ350A
Littelfuse SMCJ78CA
Littelfuse SP0503BAHTG
Littelfuse SP0504BAHTG
Littelfuse SP0505BAHTG
Littelfuse SP720ABG
Littelfuse SP720ABTG
Littelfuse SP721ABG
Littelfuse V100ZA15P
Littelfuse V320LA20AP
Littelfuse V5.5MLA0603H
Littelfuse V5.5MLA0805H
Littelfuse V68ZT2P
Littelfuse 0215004.MXEP
Littelfuse P3100SCLRP
Littelfuse 021501.6MXESPP
Littelfuse P0640SARP
Littelfuse SMD1206P020TFA
Littelfuse SMTBJ200A
Littelfuse 015403.5DR
Littelfuse 0451010.MR
Littelfuse 04611.25ER
Littelfuse 15KPA100A
Littelfuse 15KPA200A
Littelfuse 0451.250MRL
Littelfuse 0468001.NR
Littelfuse 0805L035YR
Littelfuse P0080SCLRP
Littelfuse P0300SCLRP
Littelfuse P6KE82A
Littelfuse 01220083H
Littelfuse 0218.500HXP
Littelfuse 0230.500MXP
Littelfuse 0251.750MXL
Littelfuse 0273.250H
Littelfuse 0273.500H
Littelfuse 0273002.H
Littelfuse 0273003.H
Littelfuse 0273003.V
Littelfuse 0312003.MXP
Littelfuse 0451.125MRL
Littelfuse 0451.250MRL
Littelfuse 1206L150THWR
Littelfuse 37212000001
Littelfuse 37214000001
Littelfuse 37421000000
Littelfuse CG90L
Littelfuse P6KE530CA
Littelfuse S2004DS2RP
Littelfuse S4008LS2
Littelfuse S8X8ES
Littelfuse S8X8TSRP
Littelfuse SP0504BAHTG
Littelfuse V130LA10AP
Littelfuse V26MLA1206H
Littelfuse V275LA10P
Littelfuse V275LC20APX1968
Littelfuse V300LT20AP
Littelfuse V33MLA1206A
Littelfuse V33MLA1206T
Littelfuse V47ZA7
Littelfuse V47ZC7P
Littelfuse V5.5MLA1206H
Littelfuse 015403.5DRT
Littelfuse 0451.500MR
Littelfuse 0451002.MR
Littelfuse 0451003.MRL
Littelfuse 045101.5MRL
Littelfuse 045101.6MR
Littelfuse 045101.6MRL
Littelfuse 045102.5MRL
Littelfuse 0452001.MRL
Littelfuse 045201.5MR
Littelfuse 045201.5MRL
Littelfuse 045203.5MR
Littelfuse 0453002.MR
Littelfuse 045301.6MR
Littelfuse 045401.5MR
Littelfuse 5KP64CA
Littelfuse SP720ABTG
Littelfuse 0154008.DR
Littelfuse 0429002.WRM
Littelfuse 3425L150DR
Littelfuse 0251005.MRT1L
Littelfuse 0263.250MXL
Littelfuse 0263.250WRT1L
Littelfuse 0451005.MRL
Littelfuse 0461002.ER
Littelfuse 0468002.NR
Littelfuse 66000001009
Littelfuse P3100SBLRP
Littelfuse SMAJ8.5A
Littelfuse V5.5MLA0603NH
Littelfuse V85MLA1210NH
Littelfuse 0215004.HXP
Littelfuse 0218010.MXP
Littelfuse 0257015.PXPV
Littelfuse 0257030.PXPV
Littelfuse 04450001H
Littelfuse 044902.5MR
Littelfuse 1206L016WR
Littelfuse 1210L005WR
Littelfuse 142.6185.5102
Littelfuse 1812L014DR
Littelfuse 1812L110/33MR
Littelfuse 2920L185DR
Littelfuse 39211000440
Littelfuse 56200001009
Littelfuse P0080SCLRP
Littelfuse P0900SCLRP
Littelfuse P3500SCLRP
Littelfuse P6KE200CA
Littelfuse P6KE27A
Littelfuse P6KE36A
Littelfuse P6KE36CA
Littelfuse P6KE56A
Littelfuse P6KE62CA
Littelfuse P6SMB120CA
Littelfuse P6SMB200CA
Littelfuse P6SMB27A
Littelfuse P6SMB36A
Littelfuse P6SMB36CA
Littelfuse P6SMB56CA
Littelfuse P6SMB6.8A
Littelfuse P6SMBJ33CA
Littelfuse PGB1010603NR
Littelfuse V390CH8
Littelfuse V47ZT1P
Littelfuse 061806.3MXEP
Littelfuse 0216002.HXP
Littelfuse 0461.500ER
Littelfuse 0213001.MXP
Littelfuse 37002500410
Littelfuse 37202500411
Littelfuse SMCJ40CA
Littelfuse 1003R1C8.25
Littelfuse 03453LF8HXL
Littelfuse 0267.375V
Littelfuse 0267003.V
Littelfuse 0267004.V
Littelfuse 0267005.V
Littelfuse SP3001-04JTG
Littelfuse 01000056N
Littelfuse 01000056Z
Littelfuse 0216002.MXP
Littelfuse 0235002.MXP
Littelfuse 0235003.MXP
Littelfuse V0603MHS22NH
Littelfuse V0603MHS22NR
Littelfuse 043502.5KRHF
Littelfuse 0466.125NRHF
Littelfuse SP1005-01WTG
Littelfuse SP1009-01WTG
Littelfuse V5.5MLA0402NR
Littelfuse 0449005.MR
Littelfuse S8025L
Littelfuse S8055R
Littelfuse 0467002.NR
Littelfuse 0467003.NR
Littelfuse 046703.5NR
Littelfuse 0326001.HXP
Littelfuse 0326002.HXP
Littelfuse 0326004.HXP
Littelfuse 0326005.HXP
Littelfuse 0326007.HXP
Littelfuse 0326010.HXP

Littelfuse 0JTD070.V
Littelfuse 0JTD100.VXID
Littelfuse 0KLK001.T
Littelfuse 0KLK003.T
Littelfuse 0KLK004.T
Littelfuse 0KLK005.T
Littelfuse 0KLK006.T
Littelfuse 0KLK008.T
Littelfuse 0SPF005.T
Littelfuse 0SPF020.T
Littelfuse CCMR030.T
Littelfuse KLDR005.T
Littelfuse KLDR010.T
Littelfuse KLKD.300T
Littelfuse KLKD001.T
Littelfuse KLKD002.T
Littelfuse KLKD003.T
Littelfuse KLKD004.T
Littelfuse KLKD006.T
Littelfuse KLKD008.T
Littelfuse KLKD015.T
Littelfuse LJ600303CR
Littelfuse LJ601003CR
Littelfuse LPSC0002Z
Littelfuse LPSC0002ZXID
Littelfuse LPSM0002Z
Littelfuse LPSM0002ZXID
Littelfuse LPSM0003Z
Littelfuse LPSM0003ZXID
Littelfuse S8008DRP
Littelfuse V150LA20BP
Littelfuse V271DA40
Littelfuse 0448005.MR
Littelfuse 0215012.MXEP
Littelfuse 021612.5MXEP
Littelfuse 0461.500ER
Littelfuse 04611.25ER
Littelfuse 0466005.NR
Littelfuse 1206L150PR
Littelfuse 1210L110THYR
Littelfuse 37012000000
Littelfuse 37211000001
Littelfuse SMBJ24A
Littelfuse 021302.5MXP
Littelfuse 02131.25MXP
Littelfuse 02151.25MXP
Littelfuse 0218002.MXP
Littelfuse 0KLK006.T
Littelfuse 60R030XU
Littelfuse SL1411A090SM
Littelfuse V48MLA1210H
Littelfuse 1812L110PR
Littelfuse 1812L260/12MR
Littelfuse SMAJ6.5CA
Littelfuse SMBJ12CA
Littelfuse SP3003-02JTG
Littelfuse V0603MHS03NR
Littelfuse 01220088H
Littelfuse 0213002.MXP
Littelfuse 021506.3HXP
Littelfuse 0216.400MXP
Littelfuse 02161.25MXP
Littelfuse 02540101Z
Littelfuse 0314030.MXP
Littelfuse 0435002.KRHF
Littelfuse 0451001.MRL
Littelfuse 0451002.MRL
Littelfuse 0451003.MRL
Littelfuse 0451004.MRL
Littelfuse 0451005.MRL
Littelfuse 0451008.MRL
Littelfuse 1.5KE200A
Littelfuse 156.5611.6121
Littelfuse 1812L020PR
Littelfuse CG2600L
Littelfuse P6SMB20CA
Littelfuse SL1024A090RF
Littelfuse SP03-3.3BTG
Littelfuse TMOV20RP320M
Littelfuse V14MLA1206H
Littelfuse V14MLA1206NH
Littelfuse V26MLA0805LNA
Littelfuse V3.5MLA0805LH
Littelfuse V5.5MLA0805LH
Littelfuse V68ZA10P
Littelfuse 0451003.MRL
Littelfuse 045102.5MRL
Littelfuse 166.7000.5302
Littelfuse 178.6165.0001
Littelfuse 178.6165.0002
Littelfuse 15KP110A
Littelfuse P6SMB51CA
Littelfuse 0324030.MXP
Littelfuse 046801.5NR
Littelfuse 0466001.NR
Littelfuse 01550020ZXU
Littelfuse 0314002.MXP
Littelfuse 0313.500MXP
Littelfuse 0451015.MRL
Littelfuse 0451015.NRL
Littelfuse 0452002.NRL
Littelfuse P0080SCMCLRP
Littelfuse 5KP36CA
Littelfuse SP724AHTG
Littelfuse 64900001039
Littelfuse 0466001.NR
Littelfuse 1206L050YR
Littelfuse 1812L020PR
Littelfuse 1812L125/16DR
Littelfuse 30R090UPR
Littelfuse P1800SCLRP
Littelfuse AK6-76CLDT
Littelfuse P0080SCMCLRP
Littelfuse SMBJ26A
Littelfuse SMBJ26CA
Littelfuse SAC10
Littelfuse SAC7.0
Littelfuse 0251.125MXL
Littelfuse 0251001.MXL
Littelfuse 0251003.MXL
Littelfuse 01050001H
Littelfuse 0213005.MXP
Littelfuse 1206L110WR
Littelfuse Q2040K7TP
Littelfuse SMBJ400CA
Littelfuse V20E175P
Littelfuse 0216002.HXP
Littelfuse 0216002.MXP
Littelfuse 0257005.PXPV
Littelfuse 0257015.PXPV
Littelfuse SMCJ170A
Littelfuse V275LA20AP
Littelfuse 01220088Z
Littelfuse 01530008Z
Littelfuse 0314015.HXP
Littelfuse 0314020.MXP
Littelfuse 155.0892.6251
Littelfuse V130LT20AP
Littelfuse 1.5KE440CA
Littelfuse SMCJ54CA
Littelfuse 2920L185DR
Littelfuse 0452002.MRL
Littelfuse 0452004.MRL
Littelfuse 04611.25ER
Littelfuse 0466.375NR
Littelfuse A2106UC6LTP
Littelfuse P0300SCMCLRP
Littelfuse V430CH8T
Littelfuse 01000054Z
Littelfuse 01020071Z
Littelfuse 01110501Z
Littelfuse 01220088Z
Littelfuse 0154005.DR
Littelfuse 0215010.MXP
Littelfuse 0215012.MXP
Littelfuse 0215020.MXEP
Littelfuse 0215020.MXP
Littelfuse 0217.500MXP
Littelfuse 0217001.MXP
Littelfuse 0218001.MXP
Littelfuse 0314002.MXP
Littelfuse 0314015.HXP
Littelfuse 0314020.HXP
Littelfuse 0314030.HXP
Littelfuse 0325025.MXP
Littelfuse 0451.250MRL
Littelfuse 0451.500MRL
Littelfuse 0451001.MRL
Littelfuse 0451002.MRL
Littelfuse 0451003.MRL
Littelfuse 0451005.MRL
Littelfuse 0451007.MRL
Littelfuse 045101.5MRL
Littelfuse 0451010.MRL
Littelfuse 0451012.MRL
Littelfuse 0451015.MRL
Littelfuse 045102.5MRL
Littelfuse 045103.5MRL
Littelfuse 045103.5NRL
Littelfuse 045106.3MRL
Littelfuse 0452.375MRL
Littelfuse 0452.500MRL
Littelfuse 0452002.MRL
Littelfuse 0452003.MRL
Littelfuse 0452004.MRL
Littelfuse 0452005.MRL
Littelfuse 045201.5MRL
Littelfuse 045202.5MRL
Littelfuse 0456020.ER
Littelfuse 0456030.ER
Littelfuse 0459.250UR
Littelfuse 0459.500UR
Littelfuse 0459001.UR
Littelfuse 0459005.ER
Littelfuse 045901.5UR
Littelfuse 045902.5UR
Littelfuse 0460002.ER
Littelfuse 0460002.UR
Littelfuse 0460003.ER
Littelfuse 0460003.UR
Littelfuse 046002.5UR
Littelfuse 0461.500ER
Littelfuse 04611.25ER
Littelfuse 04653.15DR
Littelfuse 0466005.NR
Littelfuse 0468.500NR
Littelfuse 0468001.NR
Littelfuse 0477004.MXEP
Littelfuse 04810000H
Littelfuse 0481005.HXLP
Littelfuse 0481010.HXLP
Littelfuse 04822001ZXPF
Littelfuse 0501020.WR
Littelfuse 1.5SMC24A
Littelfuse 125.7000.4307
Littelfuse 125.7000.4507
Littelfuse 15KPA70A
Littelfuse 16R800GF
Littelfuse 30KPA70CA
Littelfuse 37012000000
Littelfuse 37211000411
Littelfuse 5KP70CA
Littelfuse 72R090XPR
Littelfuse 72R110XU
Littelfuse 72R160XMR
Littelfuse A2106UC6LRP
Littelfuse AK1-076C
Littelfuse AK15-058C
Littelfuse CG90L
Littelfuse CG90LTR
Littelfuse P0080SBLRP