MHU400NGPSSP Big Maxx 400K Natural Gas Heater with Stainless Steel Heat Exchanger, Painted Cabinet Variant

The MHU400NGPSSP is an overhead Big Maxx heater that is rated at 400,000 BTUs for natural gas use. Using a power-vent setup, this heater pulls both room air and outdoor air for combustion.

This Big Maxx natural gas heater's heating coverage varies depending on factors such as altitude and environment, though it has an approx. heating area of ~13,400 sq. ft. of space.

MHU400NGPSSP comes standard configured for use with natural gas only. A licensed and qualified installer may convert the unit to liquid propane gas using the manufacturer-recommended conversion kit.

For information on the LPG conversion kit, refer to the owner's manual for your unit.

This Big Maxx heater variation comes equipped with a durable stainless steel heat exchange and a decorative painted cabinet.

For high altitude use (above 2,000 ft.), refer to the high altitude information in the operating instructions.

Specifications of the MHU400NGPSSP Heater

Heat Rating: 400,000 BTUs per hour

Gas Type: Natural Gas

Efficiency: 82%

Fan Motor Rating: 3/4 HP, 1,125 RPM

Max. Inlet Gas Pressure: 14 in. W.C

Manifold Pressure: 3.5 in. W.C

Dimensions:

• Height: 40.5 in.
• Length: 40 in.
• Width: 40.5 in.
• Approx. Shipping Weight: 341 lbs.