Trane 5TWX7048A1000A 4 Ton 48,000 BTU 17 SEER2 Multi-Speed Heat Pump Outdoor Unit w/ WeatherGuard Top - R454B

Trane 5TWX7048A1000A – 48,000 BTU 4 Ton 17 SEER2 Multi-Speed Heat Pump with WeatherGuard™ (R-454B)

Deliver powerful, efficient year-round comfort with the Trane 5TWX7048A1000A, a 4-ton multi-speed heat pump engineered with WeatherGuard™ top protection and ComfortSeek™ technology. Designed for dependable residential performance, this inverter-driven system provides balanced temperature control and durable operation using next-generation R-454B refrigerant .

Multi-Speed Inverter Scroll Compressor with ComfortSeek™
The 5TWX7048A1000A features a single inverter scroll compressor with multi-speed operation . Rather than operating strictly at full capacity, the compressor adjusts across multiple speeds to better match heating and cooling demand, helping reduce temperature swings and improve system efficiency. Integrated compressor protections reduce operating speed and current draw when necessary to help protect system components and maintain reliable performance .

4-Ton Heating & Cooling Capacity with R-454B Refrigerant
Designed as a 4.0-ton system (nominal 48,000 BTU class), this model utilizes environmentally improved R-454B refrigerant . The outdoor unit ships factory charged with approximately 7 lbs. 4 oz. of R-454B . The system is certified in accordance with AHRI Standard 210/240 and rated per AHRI Standard 270/275 for sound performance .

The unit is designed to operate in cooling from 55°F to 120°F outdoor ambient and in heating from 0°F to 66°F outdoor ambient .

Spine Fin™ Outdoor Coil for Efficient Heat Exchange
The durable Spine Fin™ outdoor coil provides efficient heat transfer with low airflow resistance . The coil is protected on all four sides by louvered panels to help guard against environmental exposure and support long-term durability .

Variable-Speed Outdoor Fan & Sound Performance
This model includes a direct-drive variable-speed outdoor fan with a 27.5-inch diameter blade and 1/2 HP motor operating between 600–1050 RPM . The motor operates on 245–385V/3/60 with a maximum operating current (MOC) of 2.3 amps .

Sound ratings for the 5TWX7048A range from 70 dB(A) at minimum cooling to 75 dB(A) at maximum cooling , and from 72 dB(A) to 75 dB(A) in heating mode , delivering steady acoustic performance for residential installations.

WeatherGuard™ Cabinet & Heavy-Gauge Construction
The WeatherGuard™ cabinet features heavy-gauge G60 galvanized steel construction with weather-resistant powder paint on louvered panels and prepainted steel on remaining panels . A corrosion-resistant CMBP-G30 DuraTuff™ base enhances structural durability for outdoor environments .

Electrical & Installation Specifications
The 5TWX7048A1000A operates on 208–230V, single-phase, 60 Hz power . It has a minimum branch circuit ampacity of 33 amps and a recommended/max breaker rating of 35/50 amps . Rated refrigerant line sizes are 7/8" O.D. gas line and 5/16" O.D. liquid line , with a factory charging specification of 12°F subcooling .

Cabinet Dimensions & Weight
The cabinet measures approximately 46.39" H × 37-1/4" W × 34-1/4" D and weighs approximately 241 lbs. net (264 lbs. shipping weight) , providing a robust outdoor footprint suitable for larger residential applications.

Engineered for High-Demand Residential Comfort
Ideal for larger homes and higher heating and cooling loads, the Trane 5TWX7048A1000A combines multi-speed inverter technology, durable WeatherGuard™ construction, and Spine Fin™ coil efficiency with R-454B refrigerant performance. Designed for dependable operation across varying outdoor conditions, it delivers steady, efficient, and reliable year-round comfort .