Part # 3B74133P·LG·Microwave

Time Delay Fuse

The 3B74133P is a time delay fuse for LG microwave. Basic tools needed. Compare prices from top sellers.

Replaces: 1325822

Moderate Repair

Fits LG appliances

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Price Comparison

4 stores · Updated May 18, 2026

Store	Rating	Availability	Price
Part AdvantageLowest	4.8(728)	Preorder	$5.59	Go to Store
RepairClinic	4.4(3.1k)	Preorder	$7.42	Go to Store
ApplianceParts Pro	4.8(21.9k)	Preorder	$7.43	Go to Store
PartSelect	4.5(13.6k)	Preorder	$13.60	Go to Store

Lowest

$5.59

4.8(728)Preorder

$7.42

4.4(3.1k)Preorder

$7.43

4.8(21.9k)Preorder

$13.60

4.5(13.6k)Preorder

FUSE-TIME DELAY

0 reviews

Not heating

Won't start

Repair difficulty: Moderate - basic tools and 1-2 panels to remove

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