RunTru by Trane Gas Furnace & AC Systems (R-454B)

Shop RunTru by Trane gas furnace and air conditioner systems from 1.5 to 5 ton. Built by Trane Technologies, RunTru gives you Trane-built reliability at a value price. Every system pairs an A5AC R-454B air conditioner rated 14.3 SEER2 with a RunTru gas furnace and a matching cased evaporator coil.

Choose your furnace

• A801X, 80% AFUE: single-stage, multi-position (upflow, downflow or horizontal). The lowest-cost choice and the easiest swap for an existing 80% furnace with a metal flue.
• A951X, 95% AFUE: single-stage condensing furnace that vents through PVC pipe. U models are upflow/horizontal; D models are downflow/horizontal. Lower heating bills for colder climates.

Read the furnace model number

Example: A951X080BU4SA

• A80 / A95 = 80% or 95% AFUE
• 080 = 80,000 BTU input
• B = cabinet width (A 14.5", B 17.5", C 21", D 24.5")
• M / U / D = multi-position, upflow/horizontal, downflow/horizontal

Frequently asked questions

Who makes RunTru?

RunTru is built by Trane Technologies, the maker of Trane and American Standard.

Can I keep my old indoor coil?

No. R-454B systems need a matched R-454B coil, which is included with every system here. Replace the outdoor unit and coil together.

Is 14.3 SEER2 enough for my area?

Yes. 14.3 SEER2 meets the federal minimum for split air conditioners in every U.S. region, including the Southeast and Southwest.

Do you ship RunTru systems?

Yes, to all 48 contiguous states. Licensed contractors can get trade pricing through our contractor portal.

See also: RunTru AC condensers · RunTru evaporator coils · RunTru heat pump + air handler systems · RunTru gas packaged units · Goodman R-32 gas systems