Modine Hot Dawg® HD45 Unit Heater

Freight Savings
For large heater orders over $10,000, freight savings are available by contacting our sales team at 1-888-281-9337.

Model HD Hot Dawg® Unit Heaters: For applications requiring a low profile unit. The Hot Dawg may be installed in residential, greenhouse or commercial applications just one inch below the ceiling. Don't be fooled by cheap Chinese manufactured heaters currently flooding the market. Since 1916, Modine has provided quality heating solutions that are made in America to the highest possible standards. The superior quality matched with the following features makes the Hot Dawg unit heater an easy choice for a variety of applications.

Standard Features

• Made in the USA
• Certified for residential, agricultural and industrial use.
• Quiet operation.
• Attractive low-profile design and neutral paint scheme assure that Hot Dawg will blend inconspicuously into any garage decor.
• Durable polyester-powder paint maintains life-long good looks.
• Standard power exhaust simplifies side-wall or roof venting with small-diameter vent pipe.
• Versatile design allows for right or left-hand piping and installation. Gas, electrical and flue connections can be changed from one side to the other by simply flipping the Hot Dawg over.
• Lightweight, easily installs from ceiling with only 2 angle brackets (included).
• Installs quickly and easily with field wiring connections and knockouts for quick access to gas and electricity.
• Designed for natural or propane gas.
• Sealed, permanently-lubricated motor for trouble-free dependability.
• Full 10-year warranty on heat exchanger.
• 24,000 thru 75,0000 (HD25A - HD75A) BTUH Heaters will include ceiling mounting brackets. Ceiling mounting brackets for the 100,000 & 125,000 (HD100A, HD125A) BTUH Heaters must be purchased separately.

Dimensions and Diagrams

Dimensions, Diagrams and Specifications (PDF)

Modine Greenhouse Heating Solutions (PDF)

Wiring Diagrams (PDF)