Heat Insulator Assembly

The WB27X42912 is a heat insulator assembly for GE microwave. Basic tools needed. Compare prices from top sellers.

Moderate Repair

Fits GE appliances

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Price Comparison

4 stores · Updated May 17, 2026

Store	Rating	Availability	Price
ApplianceParts ProLowest	4.8(21.9k)	In Stock	$137.74	Go to Store
RepairClinic	4.4(3.1k)	In Stock	$159.76	Go to Store
Part Advantage	4.8(728)	Preorder	$110.21	Go to Store
PartSelect	4.5(13.6k)	Preorder	$132.23	Go to Store

Lowest

$137.74

4.8(21.9k)In Stock

$159.76

4.4(3.1k)In Stock

$110.21

4.8(728)Preorder

$132.23

4.5(13.6k)Preorder

Genuine Part from GE Appliances,Check Your Model Number to Confirm Compatibility,Includes a One-Year Limited Warranty,

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