Trane 1.5-2.5 Ton 18000-30000 BTU Multi-Speed Air Handler 5TEM4B03AC31S

Trane 1.5-2.5 Ton Multi-Speed Air Handler 5TEM4B03AC31S

The Trane 1.5-2.5 Ton 18,000-30,000 BTU Multi-Speed Air Handler 5TEM4B03AC31S is an indoor air handler built for compatible Trane split AC and heat pump systems. It is a good option for homeowners replacing an older indoor unit or matching a new R-454B system with the right outdoor condenser or heat pump.

This Trane air handler supports 1.5 ton, 2 ton, and 2.5 ton matched system applications. Its multi-speed ECM motor helps move conditioned air through the duct system, while the 4-way convertible cabinet gives installers flexibility for upflow, downflow, horizontal left, or horizontal right installation.

If you are comparing the Trane 5TEM4B03AC31S price, checking a nearby suffix like 5TEM4B03AC31SA, or planning a Trane 2.5 ton air handler replacement, confirm the model, refrigerant match, cabinet size, line connections, heater kit compatibility, and installation layout before ordering.

Features of Trane 1.5-2.5 Ton Multi-Speed Air Handler

1. Supports 1.5-2.5 ton matched HVAC system applications.
2. Designed for 18,000-30,000 BTU capacity range.
3. Multi-speed ECM motor helps provide steady indoor airflow.
4. 4-way convertible design supports upflow, downflow, horizontal left, and horizontal right installation.
5. Compatible with properly matched Trane air conditioners and heat pumps.
6. R-454B compatibility for approved matched systems.
7. TXV refrigerant control supports proper refrigerant flow.
8. All-aluminum plate fin coil supports durable heat transfer.
9. Painted metal cabinet with captured foil face insulation helps protect the indoor unit.
10. Horizontal drain pan helps manage condensate in approved installation positions.
11. Low voltage pigtail connections support compatible HVAC control setup.
12. Electric heater kits can be added when properly matched and installed.
13. Compact 18.5-inch cabinet width helps with indoor replacement applications.
14. Green Leaf Air can help review air handler compatibility before purchase.

Specifications of Trane 5TEM4B03AC31S

Air Handler Specifications

Specification	Details
Brand	Trane
Series/Collection	5TEM4 Series / M Series
Model Number	5TEM4B03AC31S
Product Type	Multi-Speed Air Handler
Nominal Tons	1.5-2.5 Ton
Capacity	18,000-30,000 BTU
Refrigerant Control	TXV
Refrigerant Compatibility	R-454B
Blower Type	Direct Drive
Motor Type	Multi-Speed ECM
Indoor Coil	All-Aluminum Plate Fin Coil
Power Source	Electric
Horsepower	1/2 HP
Configuration	4-Way Convertible
Installation Positions	Upflow, Downflow, Horizontal Left, Horizontal Right
Optional Heat	Compatible electric heater kit required when electric heat is needed

Air Handler Electrical Data

Specification	Details
Voltage	208/230 Volts
Phase	Single Phase
Frequency	60 Hz
Amp	3.9 A

Air Handler Dimensions and Connections

Specification	Details
Height	46-3/4 Inches
Width	18-1/2 Inches
Depth	21-1/8 Inches
Connection Size, Gas/Suction	3/4 Inch
Connection Size, Liquid	3/8 Inch
Drain Connection	3/4 NPT
Net Weight	117 lbs.

Compatibility and Buying Note

The Trane 5TEM4B03AC31S is an indoor air handler only. It is not a complete HVAC system by itself. It must be matched with the correct outdoor AC condenser or heat pump, refrigerant line set, thermostat or control setup, ductwork, airflow settings, drain setup, and optional electric heater kit when electric heat is needed.

Some supplier listings and search results may show nearby suffixes such as 5TEM4B03AC31SA, T5TEM4B03AC31SA, or 5TEM4B03AC31SAA. Before ordering, confirm the exact suffix, R-454B compatibility, cabinet width, line connections, and approved equipment match.

Why Buy This Trane 5TEM4B03AC31S from Green Leaf Air?

Buy the Trane 1.5-2.5 Ton 18,000-30,000 BTU Multi-Speed Air Handler 5TEM4B03AC31S from Green Leaf Air when you want the model number, tonnage range, BTU range, refrigerant compatibility, installation positions, line connections, and fit details clearly listed before purchase.

For buyers comparing a Trane 1.5-2.5 ton air handler, checking the 5TEM4B03AC31S cost, or replacing an older indoor unit, this page helps separate the air handler details from a full HVAC system package. Green Leaf Air can help review system matching, heater kit needs, financing options, and installation planning before you order.