Webasto’s engine-off coolant heaters

Webasto’s Thermo Pro 90 and Thermo Pro 50 engine-off coolant heaters are designed for use in specialty commercial vehicles and off-highway equipment. Both offer automatic high altitude adjustment up to 11,000 feet and improved fan motor durability to facilitate improved performance and service life. The Thermo Pro 90 offers up to 31,000 Btu/h of heating power, while the compact Thermo Pro 50 is capable of up to 17,000 Btu/h of heating power. Both are available in standard or heavy-duty kits.

Webasto Thermo & Comfort North America, www.webasto.com