3B74133Q Oven Time Delay Fuse
3B74133Q Oven Time Delay Fuse

LG Microwave time-delay fuse 3B74133Q

$7.99
$17.43
In stock and ready for shipping
Buying Options: OEM Genuine

Product variant with selected options does not exist!

Frequently Bought Together

Confirm This Fits Your Model
Not sure where to find your model number? See guide →
MICROWAVE WILL NOT TURN ON

LG Microwave time-delay fuse 3B74133Q, Fixes Microwave will not turn on

Genuine LG microwave main inline time-delay fuse that protects the microwave by interrupting power during an overcurrent or power-surge condition.

Part 3B74133QLG

Genuine LG microwave main inline time-delay fuse that protects the microwave by interrupting power during an overcurrent or power-surge condition.

Is This the Right Part?

Part Number3B74133Q
ManufacturerLG
Appliance TypeMicrowave
Part TypeMicrowave time-delay fuse

Common Symptoms

  • Microwave will not turn on
  • Microwave has no heat when the fuse has opened

Check Before Replacing

  • With power disconnected, a qualified technician can test the fuse for continuity using an appropriate meter.
  • Verify the replacement fuse matches the appliance model and the exact 3B74133Q specification before installation.

Pro Tip

A blown microwave fuse may indicate an underlying electrical or component fault; replacement should not be treated as proof that the fuse alone caused the failure.

Part Details

Part Number3B74133Q
Part TypeMicrowave time-delay fuse
ManufacturerLG
Appliance TypeMicrowave
Primary FunctionProtects the microwave electrical circuit by interrupting power when excessive current occurs.

Key Features

  • Time-delay fuse
  • 250 V, 20 A specification documented by Parts Dr
  • Genuine LG OEM part
  • Sold individually

Installation Notes

  • Disconnect electrical power before servicing.
  • Microwave high-voltage capacitors can retain a lethal charge even after the appliance is unplugged; installation and internal diagnosis should be performed by a qualified service technician.
  • Use the exact replacement rating and verify model compatibility before installation.

Verified Compatible Models

LCRM1240SB, LCRM1240ST, LCRM1240SW, LCS1112ST, CS1EBBY, LCS1112ST - CSBEAMZ, LCS1112ST - CSBEBBY, LCS1112ST - CSBELGA, LCS1112ST - CSBETAR, LMA1150SV, LMA1180ST, LMA1560SB, LMA2111ST, LMA2112WT, LMAB1240ST, LMB0960ST, LMC0975ST, CS1ELNA, LMC0975ST - CSSEBBY, LMC0975ST - CSSELNA, LMC1275SB, LMC1575BD, CB5EBBY, CB5ELNA, LMC1575BD - CBDEBBY, LMC2075BD, LMC2075BD - CBDEBBY, LMC2075BD - CBDELNA, LMC2075ST, LMC2075ST - CSSEBBY, LMC2075ST - CSSELNA, LMH1017CVST, LMH1517CV, LMH1517CVST, LMH2016SB, LMH2016ST, LMH2016SW, LMH2235ST, LMHM2017SB, LMHM2017ST, LMHM2017ST/01, LMV1314B, LMV1314B01, LMV1314SV, LMV1314SV01, LMV1314W, LMV1314W01, LMV1625B, LMV1625W, LMV1630BB, LMV1630ST, LMV1630WW, LMV1635SB, LMV1635SBQ, LMV1635SW, LMV1645SB, LMV1645ST, LMV1645SW, LMV1650SB, LMV1650ST, LMV1650SW, LMV1680BB, LMV1680ST, LMV1680WW, LMV1683SB, LMV1683ST, LMV1683SW, LMV1760ST, LMV1764ST, LMV1813ST, LMV1814SB, LMV1825SB, LMV1825SBQ, LMV1831BD, LMV1831SB, LMV1831SS, LMV1831ST, LMV1831SW, LMV1915NVB, LMV1925SB, LMV1925SBQ, LMV1925SBQ01, LMV1975ST, LMV1976ST, LMV1976ST01, LMV2015SB, LMV2015ST, LMV2031BD, LMV2031SB, LMV2031ST, LMV2031SW, LMV2053SB, LMV2053ST, LMV2053ST01, LMV2053SW, LMV2053SW01, LMV2073BB, LMV2073BB01, LMV2083SB, LMV2083ST, LMV2083SW, LMVH1711ST, AS1ELGA, LMVH1711ST - CSBELGA, LMVM2033ST, LMVM2033ST - CSBELGA, LMVM2085SB, LMVM2085ST, LMVM2085SW, LRM1230B, LRM1230W, LRM1250B, LRM1250W01, LRM1260SW, LRMP1270ST, LSE3092ST/00, LSE4617ST, LSMC3086SS, LTRM1240SB, LTRM1240SW, LWC3063BD, LWD3081ST, MV1501W, MV1502B, MV1502W, MV1604SB, MV1604SBQ, MV1604ST, MV1604SW, MV1608BB, MV1608ST, MV1608WW, MV1610ST, MV1610WW, MVH1615WW, MVH1670ST, LCRT1510SV, LCRT1513ST, LCRT2010BD, LCRT2010ST, LCS1013SW, LCS1410SW, LCS1413SW, LCS2045WBK, LCSP1110ST, LMC2075ABD, LMHM2237BD, LMHM2237BD/00, LMHM2237BD/01

Fitment reminder: Match the complete appliance model number, including suffix or revision where applicable, before ordering.

Verified Compatible Models

LCRM1240SB, LCRM1240ST, LCRM1240SW, LCRT1510SV, LCRT1513ST, LCRT2010BD, LCRT2010ST, LCS1013SW, LCS1112ST, LCS1112ST - CS1EBBY, LCS1112ST - CSBEAMZ, LCS1112ST - CSBEBBY, LCS1112ST - CSBELGA, LCS1112ST - CSBETAR, LCS1410SW, LCS1413SW, LCS2045WBK, LCSP1110ST, LMA1150SV, LMA1180ST, LMA1560SB, LMA2111ST, LMA2112WT, LMAB1240ST, LMB0960ST, LMC0975ST, LMC0975ST - CS1EBBY, LMC0975ST - CS1ELNA, LMC0975ST - CSSEBBY, LMC0975ST - CSSELNA, LMC1275SB, LMC1575BD, LMC1575BD - CB5EBBY, LMC1575BD - CB5ELNA, LMC1575BD - CBDEBBY, LMC2075ABD, LMC2075BD, LMC2075BD - CBDEBBY, LMC2075BD - CBDELNA, LMC2075ST, LMC2075ST - CSSEBBY, LMC2075ST - CSSELNA, LMH1017CVST, LMH1517CV, LMH1517CVST, LMH2016SB, LMH2016ST, LMH2016SW, LMH2235ST, LMHM2017SB, LMHM2017ST, LMHM2017ST/01, LMHM2237BD, LMHM2237BD/00, LMHM2237BD/01, LMV1314B, LMV1314B01, LMV1314SV, LMV1314SV01, LMV1314W, LMV1314W01, LMV1625B, LMV1625W, LMV1630BB, LMV1630ST, LMV1630WW, LMV1635SB, LMV1635SBQ, LMV1635SW, LMV1645SB, LMV1645ST, LMV1645SW, LMV1650SB, LMV1650ST, LMV1650SW, LMV1680BB, LMV1680ST, LMV1680WW, LMV1683SB, LMV1683ST, LMV1683SW, LMV1760ST, LMV1764ST, LMV1813ST, LMV1814SB, LMV1825SB, LMV1825SBQ, LMV1831BD, LMV1831SB, LMV1831SS, LMV1831ST, LMV1831SW, LMV1915NVB, LMV1925SB, LMV1925SBQ, LMV1925SBQ01, LMV1975ST, LMV1976ST, LMV1976ST01, LMV2015SB, LMV2015ST, LMV2031BD, LMV2031SB, LMV2031ST, LMV2031SW, LMV2053SB, LMV2053ST, LMV2053ST01, LMV2053SW, LMV2053SW01, LMV2073BB, LMV2073BB01, LMV2083SB, LMV2083ST, LMV2083SW, LMVH1711ST, LMVH1711ST - AS1ELGA, LMVH1711ST - CSBELGA, LMVM2033ST, LMVM2033ST - CSBELGA, LMVM2085SB, LMVM2085ST, LMVM2085SW, LRM1230B, LRM1230W, LRM1250B, LRM1250W01, LRM1260SW, LRMP1270ST, LSE3092ST/00, LSE4617ST, LSMC3086SS, LTRM1240SB, LTRM1240SW, LWC3063BD, LWD3081ST, MV1501W, MV1502B, MV1502W, MV1604SB, MV1604SBQ, MV1604ST, MV1604SW, MV1608BB, MV1608ST, MV1608WW, MV1610ST, MV1610WW, MVH1615WW, MVH1670ST

Fitment reminder: Match the complete appliance model number, including suffix or revision where applicable, before ordering.

What Customers Say

Buy Online Pick Up In-Store

Address
101 Trillium Dr
Kitchener, Ontario N2E 1W8
Phone
1-877-899-7278
Hours
Mon–Fri 9 AM–5 PM • Sat 9 AM–1 PM
Get Directions
Map showing warehouse location at 101 Trillium Dr, Kitchener
View on Google Maps

All brand names are the property of their respective owners and are used for compatibility reference only.

3B74133H, 3B74133J, 3B74133K, EAF42072605, EAF60710301

LCRM1240SB, LCRM1240ST, LCRM1240SW, LCRT1510SV, LCRT1513ST, LCRT2010BD, LCRT2010ST, LCS1013SW, LCS1112ST, LCS1112ST - CS1EBBY, LCS1112ST - CSBEAMZ, LCS1112ST - CSBEBBY, LCS1112ST - CSBELGA, LCS1112ST - CSBETAR, LCS1410SW, LCS1413SW, LCS2045WBK, LCSP1110ST, LMA1150SV, LMA1180ST, LMA1560SB, LMA2111ST, LMA2112WT, LMAB1240ST, LMB0960ST, LMC0975ST, LMC0975ST - CS1EBBY, LMC0975ST - CS1ELNA, LMC0975ST - CSSEBBY, LMC0975ST - CSSELNA, LMC1275SB, LMC1575BD, LMC1575BD - CB5EBBY, LMC1575BD - CB5ELNA, LMC1575BD - CBDEBBY, LMC2075ABD, LMC2075BD, LMC2075BD - CBDEBBY, LMC2075BD - CBDELNA, LMC2075ST, LMC2075ST - CSSEBBY, LMC2075ST - CSSELNA, LMH1017CVST, LMH1517CV, LMH1517CVST, LMH2016SB, LMH2016ST, LMH2016SW, LMH2235ST, LMHM2017SB, LMHM2017ST, LMHM2017ST/01, LMHM2237BD, LMHM2237BD/00, LMHM2237BD/01, LMV1314B, LMV1314B01, LMV1314SV, LMV1314SV01, LMV1314W, LMV1314W01, LMV1625B, LMV1625W, LMV1630BB, LMV1630ST, LMV1630WW, LMV1635SB, LMV1635SBQ, LMV1635SW, LMV1645SB, LMV1645ST, LMV1645SW, LMV1650SB, LMV1650ST, LMV1650SW, LMV1680BB, LMV1680ST, LMV1680WW, LMV1683SB, LMV1683ST, LMV1683SW, LMV1760ST, LMV1764ST, LMV1813ST, LMV1814SB, LMV1825SB, LMV1825SBQ, LMV1831BD, LMV1831SB, LMV1831SS, LMV1831ST, LMV1831SW, LMV1915NVB, LMV1925SB, LMV1925SBQ, LMV1925SBQ01, LMV1975ST, LMV1976ST, LMV1976ST01, LMV2015SB, LMV2015ST, LMV2031BD, LMV2031SB, LMV2031ST, LMV2031SW, LMV2053SB, LMV2053ST, LMV2053ST01, LMV2053SW, LMV2053SW01, LMV2073BB, LMV2073BB01, LMV2083SB, LMV2083ST, LMV2083SW, LMVH1711ST, LMVH1711ST - AS1ELGA, LMVH1711ST - CSBELGA, LMVM2033ST, LMVM2033ST - CSBELGA, LMVM2085SB, LMVM2085ST, LMVM2085SW, LRM1230B, LRM1230W, LRM1250B, LRM1250W01, LRM1260SW, LRMP1270ST, LSE3092ST/00, LSE4617ST, LSMC3086SS, LTRM1240SB, LTRM1240SW, LWC3063BD, LWD3081ST, MV1501W, MV1502B, MV1502W, MV1604SB, MV1604SBQ, MV1604ST, MV1604SW, MV1608BB, MV1608ST, MV1608WW, MV1610ST, MV1610WW, MVH1615WW, MVH1670ST