Carrier Aquazone™ Water Source Heat Pump - 50WC, with Puron Advance ® Refrigerant (R-454b)

SKU: 50WCE048FBA3BA-A

The Carrier AquaZone 50WC water-source heat pump unit with Puron Advance® refrigerant has a compact, cost optimized design in both vertical and horizontal configurations ideal for both new construction and replacement applications. The 50WC includes enhanced serviceability features, a wide variety of factory-installed options, and flexible configurations suitable for boiler tower, geothermal and hybrid water loop systems. The 50WC is also ideally suited for geothermal LEED®1 certification driven projects due to its high efficiency and use of low-GWP refrigerant.

1LEED® is a registered trademark of US Green Building Council

Performance Features

• 14 EER 
• Non-ozone depleting, low GWP Puron Advance® refrigerant (R-454B) 
• 4 tons
• Standard PSC (permanent split capacitor) blower motor or optional constant torque ECM (Electronically Commutated Motor) or constant airflow ECM available 
• Rotary compressor or scroll compressor  
• Standard extended range design with operating entering water temperature range of 20°F to 110°F
• Fully insulated unit with acoustic type insulation 
• Compressor blanket option available for reduced sound levels (024-070) 
• Standard microprocessor controls with optional Carrier TruVu DDC controls 
• Copper or cupronickel heat exchanger 
• MERV 8 and MERV 13 filters available
• Hot gas reheat and/or hot gas bypass available 
• Waterside economizer available 
• Electrical disconnect available 
• Exceeds ASHRAE 90.1 performance requirements 
• Rated in accordance with AHRI/ISO 13256-1

Maintenance Features

• Large removable service panels for internal access 
• Hinged control box panel for access to all refrigerant components 
• All service may be done through large removable front or side panels 
• Blower housing can be serviced without disconnecting ductwork 
• Slide-out blower on vertical models
• Refrigerant circuit equipped with high/low pressure ports 
• Refrigerant gauge port to allow connection with all panels on 
• No tools required to change filters 
• Standard 1-in. filter

Installation Features

• Compact footprint 
• Configurable left or right side water connections 
• Units may be mounted in ceilings, closets, attics, etc. 
• Ducted or free return connections 
• All units pre-wired and factory charged with refrigerant 
• Horizontal units include factory-installed hanger isolation brackets 
• Water and condensate connections are FPT and secured to cabinet 
• Single point electrical connection

Reliability Features

• Galvanized steel construction 
• Stainless steel, coated, and insulated condensate pan 
• Coated Aluminum Fin coils available for corrosive environments 
• Reversing valve (4-way), water-to-refrigerant coaxial coil, and enhanced aluminum fin/rifled copper tube air-to-refrigerant heat exchanger 
• Microprocessor control with DDC (Direct Digital Controls) options 
• A2L Refrigerant Leak Detection and Mitigation control available* 
• UL 60335-2-40* and CSA certified

*50WC units do not require A2L Leak Detection control per UL 60335-2-40 based on unit refrigerant charge volume.

Standard Limited Warranty

• One year parts, 5 years compressor (parts only)