The Twin Hornet 45 is the only two stage bilge heater in the world. The heater contains two thermostats, heating modules and fans, all in one aircraft aluminum housing. This provides TWICE the protection. Purchasing any bilge heater on the market OTHER THAN the Twin Hornet 45 may be the worse decision you ever make for your boat!

2 thermostats & 2 fans
2 heating modules
5" x 5.25" x 4.25" housing
115 volts
2-stage 400W-800W