The MRCOOL® 2.5–3 Ton Pre-Charged A-Coil is designed to simplify installation while delivering reliable comfort for a variety of residential HVAC applications. Built for compatibility with most R-454B systems, this coil works with MRCOOL® No-Vac® Quick Connect® line sets or standard flare-to-sweat connections, making it an excellent choice for both replacement systems and new installations. .(Line set sold separately) Pre-charged with R-454B refrigerant, the coil meets modern environmental standards with a significantly lower Global Warming Potential than legacy refrigerants. The factory pre-charge eliminates the need for field charging, helping reduce installation time, labor costs, and system complexity. Designed for versatility, the coil supports upflow, downflow, and horizontal installation, making it ideal for a wide range of setups, including tight or space-restricted areas. Convenient features such as dual front drain connections, a built-in side drain pan for horizontal installations, and an integrated A2L leak detection sensor help provide flexible installation and added safety. Built with CoolGuard® corrosion-resistant aluminum coil technology, this unit is engineered for long-lasting durability and dependable performance even in demanding environments. Backed by a 10-year limited parts warranty, the MRCOOL® 3036-B Pre-Charged A-Coil delivers efficient, reliable comfort season after season.
upflow, downflow, and horizontal installations
Pre-installed TXV
10 Year Parts Warranty
Pre-charged with R-454B refrigerant for faster installation
Integrated A2L leak detection sensor for enhanced safety
Lower Global Warming Potential refrigerant for improved environmental impact