Marley Engineered Products HUHAA524 is a 208/240V unit heater rated 3.7 kW/5 kW for horizontal or vertical surface mounting. It provides forced-air heating with a 350 cfm airflow driven by a 1,600 rpm fan motor and operates at approximately 18/21 A depending on voltage. Construction uses 20-gauge steel with polyester powder coat and an aluminum-finned, copper-clad steel sheath heating element. A 24V control transformer and automatic reset thermal cut-out are provided on most models.
Input voltage 208/240 V; selectable power 3.7 kW or 5 kW; phase: 1 or 3-phase, 18/21 A
Airflow 350 cfm driven by 1,600 rpm enclosed fan motor; pull-through airflow design with venturi outlet for vertical install
20-gauge steel construction with polyester powder coat; aluminum-finned copper-clad steel sheath element; automatic reset linear thermal cut-out
Product Highlights
208/240V, 3.7/5 kW horizontal or vertical surface-mount unit heater with 350 cfm airflow