
The QMARK MUH0571 is a fan-forced electric unit heater designed for heating industrial and commercial spaces such as factories, warehouses, garages, stairwells, shipping areas, power stations, and mechanical rooms. It provides 5 kW of heating output (17,065 BtuH) at 277V AC, single-phase power, with 350 cfm airflow and a 45°F air temperature rise. The steel housing has a powder-coated beige finish, and the unit can be mounted on a wall or ceiling in either horizontal or vertical positions. Adjustable air outlet louvers are included to direct heated airflow.
Key Features:
- Fan-forced heating: Pull-through airflow design moves air across the heating element for more even air distribution and cooler element operation.
- Heating element construction: Aluminum-finned, copper-clad steel sheath element supports faster heat dissipation.
- Mounting flexibility: Configured for horizontal or vertical mounting to fit different installation layouts.
- Air coverage: Provides up to 12 ft horizontal air throw and 18 ft vertical floor coverage, with vertical mounting height listed at 9 ft.
- Housing construction: Steel cabinet with powder-coated finish for commercial and industrial use areas.
- Air direction control: Includes individually adjustable discharge louvers to help direct airflow where needed.
- Controls: Mechanical selector dial with a 3-pole switch and 277V AC contactor coil voltage.
- Electrical specifications: Operates at 277V AC, 1-phase, 50/60 Hz, drawing 18A.
- Unit size: Measures 16 in H x 14 in W x 7-1/2 in D.
Corporate Procurement & PO Processing
Formal Purchase Orders (POs) and tax-exempt ordering are accepted for commercial contractors and institutional facilities.
Apply for Trade Account & Terms →📋 Procurement & Shipping Notice
- LTL Freight Dispatch: Heavy commercial units ship directly via insured LTL carrier with delivery coordination included.
- Project Timelines & Submittals: Need guaranteed delivery dates, formal submittals, or tax-exempt processing?
👉 Request a Commercial Quote or contact our procurement team for direct freight scheduling.