Supco SET401 Dryer Thermal Fuse This high-quality part is designed to meet or exceed OEM specifications. Direct replacement for Whirlpool 3392519, 33886651, WP3392519, AP6008325, 694511, 80005, ET401, PS11741460, WP3392519VP and GE WE4X857. About Supco Founded in 1945 in the Bronx, NY by two naval engineers, Sealed Unit Parts Co.,Inc (SUPCO) originated as a service company for refrigeration systems. We bring continued product line expansion through in-house development, master distributor relationships, and acquisition. This strengthens our position as a leader in the HVAC, Refrigeration and Appliance industries.