Eficiency up to 14. 5 seer and. All aluminum spine fintm coil. Websep 15, 2024 · trane air conditioners are renowned for their efficiency and reliability, but their model numbers can seem like a cryptic code. Webtrane® brand hvac units. Below you will find a partial explanation of the alphanumeric identification code (aka. Web4 = r410a product family ac = air conditioner hp = heat pump hl = side discharge nominal efficiency rating. 3 = 13. 4 seer2. 4 = 14. 3 seer2. 5 = 15. 2 seer2 nominal. Webmodel family (nominal efficiency) 80 = 80% afue 90 = 90% afue 95 = 95% afue 96 = 96% afue blower type p = psc motor e = ecm motor x = constant torque motor v =.