MARLEY MUH0371 3KW AT 277V 1PH HORIZONTAL/DOWNFLOW UNIT HEATER

MARLEY MUH0371 3KW AT 277V 1PH HORIZONTAL/DOWNFLOW UNIT HEATER - Industrial Unit Heater The MARLEY MUH0371 is a rugged industrial unit heater designed for efficient heating in commercial and industrial environments. Operating at 3 kW power with a 277V single-phase supply, this unit heater is suitable for heating factories, warehouses, garages, stairwells, shipping docks, power stations, and mechanical rooms. It provides reliable, controlled warmth with a horizontal or downflow discharge, making it adaptable to various installation needs. This product is ideal for electrical distributors and lighting solutions providers seeking durable heating solutions in wire and cable or switchgear supplier environments. Specifications Model Number: MUH0371 Power: 3 kW Voltage: 277 V Phase: Single-phase (1PH) Amperage: 11 Amps BTU/hr: 10,000 Airflow (CFM): 350 Weight: 27 lbs Dimensions (HxWxD): 16" x 14" x 7.5" Temperature Range: 40°–90°F Control Voltage: 277 V Color: Beige UL Listed Features Advanced Pull-Through Airflow Design – draws air evenly across the heating element for cooler operation and consistent comfort. Steel Sheath Heating Element – clad in copper with aluminum fins for enhanced safety and faster cool-down. Linear Thermal Cutout – provides automatic protection along the entire length of the heating element. 24V Control Transformer – enables safer temperature adjustment. Individually Adjustable Louvers – allow precise positioning of heat output to target specific areas. Venturi Outlet – supports vertical mounting configurations. Self-Contained Unit – no piping, flues, valves, or traps required for installation. Suitable for Indoor/Outdoor Transition Areas – robust design supports use in loading docks and similar spaces. Downloads & Links Spec Sheet Spec Sheet Spec Sheet