Boat Heater, Boatsafe, Engine Compartment Heater, at discount prices. If you are looking for an engine compartment heater that is unsurpassed in reliability and performance. Boaters Marine Supply offers BoatSafe,  Engine Compartment Heater, for engine compartments of 650 cu. Ft. or less. We offer two models of engine compartment, Boat Heater, from Boatsafe Heaters.  Engine Compartment Boatsafe heater mfg. # JR-250W will heat a single engine compartment up to 150 cu. Ft. or less.  This particular Boat Heater, engine compartment heater is appropriate for smaller engine compartments and most sail boats. BoatSafe Heater MSAT-750W can heat an engine compartment up to 650 cu. Ft. and is appropriate for most boats 25’ to 42’ in length. Please be advised that these heaters are not appropriate for boats out of the water on lifts or trailers. For more information on these Boat Heater, engine compartment heaters take a look at the product listing details. Complete our member signup for boat equipment giveaways. No Tax, Free Shipping most orders over $200. Find Boatsafe, here. If you have any technical questions about Boat Heater, Boatsafe, Engine Compartment Heater, let our experts help.