3.0 Ton Horizontal R-410A Piston Cased (Omniguard) Evaporator Coil, 21" Width Furnace Cabinet, EAH1P36CG-50

Armstrong Air EAH1P36CG-50 – 3 Ton Omniguard™ Evaporator Coil for Residential Split Systems

The Armstrong Air EAH1P36CG-50 is a 3-ton horizontal evaporator coil engineered for use in split system air conditioning and heat pump applications. This coil features the brand’s proprietary Omniguard™ total corrosion protection, a Microban®-treated drain pan, and high-efficiency MHT™ heat transfer technology, making it a reliable solution for long-term performance in demanding residential installations.

Designed for horizontal applications, the EAH1P36CG-50 offers consistent airflow and optimal refrigerant distribution. Its fully insulated galvanized steel cabinet minimizes air leakage and helps maintain thermal efficiency throughout system operation.

Product Highlights

• Corrosion Resistance: Omniguard™ coating protects coil surfaces from corrosive environmental elements
• Microban® Drain Pan: Inhibits microbial growth in condensate areas to reduce maintenance concerns
• MHT™ Coil Design: Combines rifled tubing and lanced fins for increased heat transfer efficiency
• Sealed Cabinet: Wall-to-wall insulation keeps air leakage below 2%, supporting energy-efficient operation
• Service-Friendly: Accessible panels allow for easier inspection and maintenance in the field

Technical Specifications

• Model: EAH1P36CG-50
• Nominal Capacity: 3 Ton
• Airflow Range: 800 – 1600 CFM
• Refrigerant Type: R-22 / R-410A compatible
• Cabinet Dimensions: 23-3/4 in (L) x 30 in (W) x 25-1/4 in (H)
• Liquid Line Connection: 3/8 in
• Suction Line Connection: 3/4 in
• Cabinet Material: Insulated galvanized steel with embossed finish

Installation Considerations

The EAH1P36CG-50 is suitable for horizontal left or right airflow configurations and must be installed in accordance with Armstrong Air specifications and local building codes. Proper installation requires vacuum evacuation, refrigerant charge verification, and condensate management, making it advisable to use a licensed HVAC professional.

Application Suitability

This coil is matched for use with Armstrong Air outdoor condensing units and gas furnaces or air handlers in systems requiring horizontal airflow. Its design makes it ideal for retrofit and new construction residential HVAC projects demanding consistent performance and reduced maintenance requirements.