Trane 4 Ton 90,000 BTU Gas/Electric Packaged Unit - RT Series - R454B

OVERVIEW

The Trane RT Series A5PG3048A1090A is a 4 Ton, 13.4 SEER2 gas/electric packaged unit designed to deliver reliable, all-in-one comfort. By combining efficient electric cooling with dependable natural gas heating in a single cabinet, it serves residential and light commercial applications that value straightforward installation, long-term durability, and the latest transition to low-GWP R454B refrigerant.

QUICK FACTS

• 4 Ton, 13.4 SEER2 gas/electric packaged unit
• Certified for use with R454B refrigerant
• All-in-one heating and cooling system in a compact footprint
• Quiet, dependable operation with robust Trane engineering
• Weather-resistant cabinet for rooftop or slab installations
• Convertible airflow for downflow or horizontal applications
• Easy service access with multiple control and maintenance panels

4 Ton, 13.4 SEER2

With 4 tons of cooling capacity and a 13.4 SEER2 efficiency rating, the A5PG3048A1090A balances performance and value for year-round comfort. The integrated gas heat section ensures steady heating during colder seasons, making this packaged solution well-suited for diverse climates while simplifying system design with a single-cabinet installation.

R454B Refrigerant

This RT Series model uses next-generation R454B refrigerant to reduce environmental impact with a significantly lower Global Warming Potential than legacy R‑410A systems. R454B supports modern efficiency goals while maintaining dependable comfort, serviceability, and compliance with evolving standards.

Warranty

Protected by Trane’s limited warranties for the compressor, parts, and heat exchanger, the A5PG3048A1090A provides long-term peace of mind. Professional installation in accordance with local codes and timely product registration are required to receive full warranty benefits.

Durability and Reliability

Engineered for demanding conditions, this unit features a rugged, weather-resistant cabinet and high-quality internal components for dependable service season after season. Integrated safety and control features help protect the system, streamline service, and support consistent performance.

Installation and Maintenance

Designed for flexibility, the A5PG3048A1090A can be installed on a rooftop curb or ground-level pad, with convertible discharge options to meet site requirements. Technicians benefit from multiple access panels and organized controls that simplify commissioning, diagnostics, and routine maintenance to minimize downtime and lifecycle costs.

Packaged Unit Buyers Guide

• How packaged units work for residential and commercial use
• The different types of packaged units
• Figuring out the right size unit for your needs
• The importance of a custom curb adapter
• And much more!

Packaged Unit Buyers Guide