Geothermal and water-sourced heat pump systems from Modine offer an enhanced control platform. All systems have the Modine Control System, providing quick startup, easy safety device wiring, multiple inputs and outputs, BACnet IP/Eth, BACnet MSTP and LON capability. The ENERGY STAR-rated residential and light commercial geothermal product line includes water-to-water, water-to-air, and split unit/air-handling systems; all use R410A refrigerant. Standard features include ECM fan motors, scroll compressors (dual speed on most units), MERV 13 air filters and oversized heat exchangers. Water-to-water residential and light commercial models are available in reversible and nonreversible sizes from 3- to 12-ton sizes. Water-to-air models range in size from 1.5- to 6-ton units in both vertical and horizontal configurations. Split system/air-handling systems, from 2 to 6 tons, are suited for new and retrofit applications. 800/828-4328; www.modinehvac.com.