400W Boat Bilge Heater with Auto Thermostat Self-Regulating PTC Winter Heater

Ideal for winter storage, marinas, and off-season boat protection. Compact size fits tight spaces with simple plug-and-play installation. Multi-Purpose Use: Beyond boats, this versatile heater is perfect for RVs, pump houses, well houses, greenhouses, and small enclosures needing dependable frost prevention.

Boat Engine Compartment Heater – 700W Bilge Heater for Winter Storage with Aut

The Boat Engine Compartment Heater by Binmaton is a 700W bilge heater designed for winter storage. Made in the United States, this space heater is compact with dimensions of 9.65 x 9.57 x 7.13 inches and weighs 5.33 pounds. With a high rating of 4.9/5 from customer reviews, this heater is perfect for keeping your boat’s engine compartment warm and operable during colder temperatures.