• High temperature water heating (K3 Chassis)
• Water cooling and medium temperature heating (K2 chassis)
• Domestic water heating¹
• Cold surface insulation
• Factory mounted inlet/outlet water temperature sensors
• Factory mounted internal flow switch
• Third party thermostat interface²,³
• Group control⁴
• Remote on/off site monitoring capability via the internet⁵ 

1. Requires the use of an indirect hot water storage tank.
2. Field provided and mounted.
3. Field provided thermostat must be a 208V, 24V or mechanical type. Must be field adjustable heating only or cooling/heating with a manual changeover.  Cooling and heating setpoint, deadband, and manual restart functions provided by Hydro Kit Controller are not available with use of a 3rd party thermostat. Cannot be used in conjunction with remote temperature sensor  (K2 chassis). Field provided thermostat must be a line voltage (208V) heating only thermostat. Heating setpoint, deadband, and manual restart functions provided by Hydro Kit controller are not available with use of a 3rd party thermostat. Cannot be used in conjunction with remote temperature sensor (K3 chassis).
4. Wired Remote Group Control Cable Assembly (PZWRCG3) required and sold separately.
5. Monitoring capability available with LG’s AC Smart Premium or a BMS system integration gateway (sold separately). Requires a field provided LAN/internet connection or BMS system provided by others.

Available models: ARNH763K3B2, ARNH963K2A2