Reliability is in the air. HVAC solutions from Mainline®.
At Mainline®, we offer proven technology in each of our high-performing products, along with comprehensive warranties and excellent support. We take pride in putting people and results above all else. Our residential and commercial HVAC products meet a wide range of market needs.
All models feature Scroll® compressors for maximum efficiency and quiet operation. The 5-Ton RACA15 model features Scroll UltraTech™ 2-Stage compressors with Comfort Alert™ diagnostics (see below), high/low pressure switches, and hard start kit.
Louvered condenser compartment to protect the coil against yard hazards and/or weather extremes.
One-piece top with a drip lip to help keep water off of the unit sides.
Drawn supply and return air openings feature a one-inch tall flange to prevent water migration into the ductwork.
Access panels have “weep holes” and channels to further help manage water run-off.
Side and down discharge options available on all models.
Easily accessible blower section complete with slide-out blower.
Externally mounted refrigerant connections are conveniently located for easy service diagnostics.
Micro Channel evaporator and condenser delivers superior performance with less refrigerant charge and less weight than conventional copper tube/aluminum fin coils. In addition the all aluminum construction has superior protection against formicary corrosion and aluminum tube rubbing potential. Its easier to clean and has a more robust surface.
Supplemental electric heat strips up to 15 kW are available (field or factory installed) for periods of extreme cold temperatures. Single point wiring simplifies installation.
All units feature an internal trap on the condensate line eliminating the need for installing an on-site external trap.
Easily accessible control box.
Thermal expansion valve standard on all models for superior superheat control, reliability, and energy efficiency at all operating conditions.
Solid core liquid line. Filter drier standard on all models (not shown).
Rugged baserail included for improved installation and handling.
Molded compressor plug.
Complete factory charged, wired and run tested.
A double sloped evaporator coil drain pan assures all water is removed from the unit to improve indoor air quality.