M4PW4 Over/Under Heat Pump Packaged Units

System Features

  • 14 SEER (R410) heat pump packaged units
  • Convenient over/under “stacked” supply and return configuration
  • Small footprint for easy replacement
  • 5-year base limited warranty and 10-year registered limited parts warranty*

*Registered Limited Warranty terms are applicable if products are registered within 60 days of installation. Products can be registered online or by phone at 866-554-5611; otherwise, Ameristar’s Base Limited Warranty terms will apply. Base Limited Warranty terms can be found online at our Warranty page. Warranties are for residential use only; some restrictions may apply. Ask your installer for full warranty information at the time of purchase.

Add a programmable thermostat

A programmable thermostat gives you complete control over your Ameristar system so you can maintain pleasant temperatures within your budget. Ask your installer for available options.