Heating Element for AHU B41.jpg

This image shows product specification and accessory documentation for an electric heater unit. The upper portion contains a control panel label with voltage, amperage, and protective device specifications, indicating the unit operates with specific electrical parameters and includes a charge system per installation instructions (Model 99NA502593). The label notes the product is made in USA and specifies minimum clearance requirements to combustible materials and duct installation parameters.

The lower portion displays an additional accessory heaters table for Model 40RR024530, listing two optional heater configurations: Model 40RT90100 rated at 240 volts and Model 40RT90110 rated at 480 volts, both operating at 60 Hz with different FLA (Full Load Amperage) ratings of 48 and 26 amps respectively. The documentation instructs installers to mark spaces for heater models used and stamp unused blocks in the qty column, with reference to installation instructions for guidance. A "Thermally Protected" seal is visible, indicating three-phase motor protection for primary single-phasing operations.