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Furnace Transformer 3300-3861

Part #3300-3861

This part is no longer available.

We've permanently sold out of this part. It's no longer available from the manufacturer and the manufacturer has no substitute for this part. Although our call center staff is always happy to help when possible, they don't have access to this part. If you can't find that part and decide to replace the product, we invite you to visit www.sears.com

Only ground shipment is available for this item.

This part fits

Part Information

This transformer (part number 3300-3861) is for furnaces.

Transformer 3300-3861 supplies low voltage to operate the thermostat and other components within the furnace.

Disconnect electrical power before installing this part. Wear work gloves to protect your hands.