Goodman GSX130361 3 Ton 13 SEER Air Conditioner Condenser w/ R410A Refrigerant This listing includes Goodman 3 Ton 13 SEER Air Conditioner for R-410a systems. This comes with a 10-year parts limited warranty provided it is installed by a qualified installer and registered online. Accessories such as Linesets, thermostats, LP conversion kits, Sold Separately.