ERP ERDE3978 Dryer Heating Element | Replaces WPY503978, DE3978, 503978

Whirlpool Dryer Heating Element — DE3978

The ERP DE3978 is an aftermarket replacement heating element assembly for selected Whirlpool dryers. It produces heat for the drying cycle. A failed element can cause no heat, long drying times, or clothes that remain damp. Match the original element, ratings, connections, and complete dryer model before ordering.

ERP aftermarket replacement: This part is not a genuine Whirlpool part and is not affiliated with Whirlpool.

Compatible Part Numbers

• DE3978
• WPY503978
• 503978

Key Features

• Direct replacement: Replaces compatible dryer heating element assemblies when specifications match.
• Primary function: Generates heat for the dry cycle.
• Key benefit: Helps restore normal drying performance with a fully assembled replacement.
• Included protection: 240V, 5000W assembly with hi-limit and thermal fuse included; approximately 3/4-inch outside diameter.

Fixes These Symptoms

• Dryer tumbles but produces no heat
• Clothes take too long to dry
• Clothes remain damp after a normal cycle
• Original element or included safety component is open or damaged

Compatible Brands

• Whirlpool

Compatible Models

Fits various models. Please verify compatibility with us before ordering.

Always verify your model number before ordering. Check the complete dryer model and original element specifications before purchase. Disconnect power before service and follow the manufacturer's service instructions. Electrical work should be performed by a qualified technician.