Description In-Line Duct Heater Thermostat, Compatible Grainger Part Number 6LHG1, 6LHG2, Color White, Includes (2) AAA Alkaline Batteries, Remote Transmitter, Overall Length 6 in, For Fan Type Heater Inline Duct Fans, Compatible Manufacturer Model Number HP6-1000120-2T, HP8-1440120-2T, Housing Color White, Housing Material Plastic, Includes Batteries Yes, Nameplate Voltage 24V AC Brand: TPI Corp. (Markel/Raywall/Fostoria) Assembled Product Weight: 6.0000 lb Manufacturer Part Number: RFKIT5 Manufacturer: TPI Corp. (Markel/Raywall/Fostoria)