The WeatherMaker® 48A delivers exceptional HVAC performance with gas heating, electric cooling, and energy-efficient Puron® (R-410A) refrigerant. Available in sizes from 20 to 60 nominal tons, it’s pre-wired, factory-tested, and built with dual-refrigerant circuits for reliability. Ideal for retail, schools, and offices, it offers precision climate control, robust construction, and advanced ComfortLink™ controls. Flexible configurations include Constant Volume (CV), Variable Air Volume (VAV), and Staged Air Volume (SAV). With adaptive demand control supporting up to five cooling stages and compliance with California Energy Commission standards, the 48A excels in extreme climates up to 120°F, ensuring efficiency and peace of mind.
Dual independent refrigeration circuits with frost protection, durable baked enamel steel cabinet for corrosion resistance and compressor safety ensured by cutouts and pressure transducers.
Pre-wired and factory-tested for efficiency, single-point electrical entry for streamlined setups and included R-410A refrigerant charge.
Hinged access doors for quick serviceability and onboard sensors for real-time refrigerant and system diagnostics.
Experience precise climate control with the WeatherMaker® 48A, offering energy savings, robust reliability and a commitment to sustainable solutions.
Accessory and Kit Data
Return Smoke Detectors Accessory for 48/50A2,A3,A4,A5020-060, 48/50P2,P3,P4,P5030-100, 48/50N 75 to 105 Ton
Power Exhaust, Barometric Relief, and Conversion Package Accessories for 48/50A2,A3,A4,A5,AJ,AK,AW,AY020-060
Low Ambient Operation Motormaster® V Control Accessory for 48/50A2,A3,A4,A5,AJ,AK,AW,AY020-060 50/60 Hz
Navigator™ Display Module Accessory for Air-Cooled Chillers, Water-Cooled Chillers, and Rooftop Units with ComfortLink™ Controls
Controls Expansion Module (CEM) Accessory for 48/50A020-060 and 48/50Z030-105 with ComfortLink Controls, 50/60 Hz
Humidity Sensor Accessory for Enthalpy Control for 48/50LC, 48/50A, 48/50P, 48/50N, 48/50Z
Condenser Coil Hail Guard Accessory for 48/50A2,A3,A4,A5,A6,A7,A8,A9020-060
LP (Liquid Propane) Gas Conversion Kit Accessory for Large Rooftop Units, Gas Heating/Electric Cooling, 20 to 65 tons
Compressor Sound Blanket Accessory for 48/50A, 48/50N, 48/50P
CO2 Sensor Accessory for 48/50A020-060, 48/50P030-100, 48/50Z030-105, 48/50N
Plugged Filter Indicator Accessory for 48/50A020-060, 48/50P030-100, 48/50Z030-105
High-Capacity Power Exhaust and Conversion Package Accessories for 48/50A 020-060 and 48/50K 20-60
Brochure
20-Ton-Plus Single-Packaged Rooftop Units
Agion® Antimicrobial Coating for Carrier’s Aero® 39M Air Handlers and Weather Series Applied Rooftop Units
Humidi-MiZer® Adaptive Dehumidification System
A World of Comfort 2025 - Brochure
Packaged Rooftop Units - Staged Air Volume (SAV) System
The CRRSA Act (ESSER I) — Funding Indoor Air Quality (IAQ) Improvements in K-12 Schools
Staged Air Volume (SAV) System for Carrier’s Applied Packaged Rooftop Units
A World of Comfort 2025 - Brochure (Printer Version)
CAD Templates
48/50A CAD Template: sizes 020-035, Side view, Vertical
48/50A CAD Template: sizes 036-060, Right end view
48/50A CAD Template: sizes 020-035, Plan view, Vertical
48/50A CAD Template: sizes 051-060, Plan view, Vertical
48/50A CAD Template: sizes 020-035, Side view, Horizontal
48/50A CAD Template: sizes 020-035, Plan view, Horizontal
48/50A CAD Template: sizes 051-060, Left end view
48/50A CAD Template: sizes 051-060, Side view, Horizontal
48/50A Rooftop DXF CAD Templates
48/50A CAD Template: sizes 051-060, Side view, Vertical
48/50A CAD Template: sizes 020-050, Left end view, Horizontal
48/50A CAD Template: sizes 051-060, Plan view, Horizontal
48/50A CAD Template: sizes 036-050, Plan view, Vertical
48/50A CAD Template: sizes 036-050, Plan view, Horizontal
48/50A CAD Template: sizes 020-050, Left end view, Vertical
48/50A CAD Template: sizes 036-050, Side view, Horizontal
48/50A CAD Template: sizes 036-060, Side view, Vertical
48/50A CAD Template: sizes 036-050, Right end view, Horizontal
Case Study
Shopko
University Hospitals Ashtabula Health Center
Controls
48/50AJ,AK,AW,AY,A2,A3,A4,A5020-060 Start-Up, Operation, Service and Controls Troubleshooting for Weathermaker® Single Package Large Rooftop Units with ComfortLink Version 7.X Controls
48/50A 020-060 Start-Up, Operation, Service and Controls Troubleshooting for Weathermaker® Single Package Large Rooftop Units with ComfortLink Version 11.X Controls
Guide Specifications
48A2, 48A4, 48A6, 48A8, 50A2, 50A4, 50A6, 50A8 Guide Specifications, 20 to 60 Tons, Nominal (Cooling)
48A3, 48A5, 48A7, 48A9, 50A3, 50A5, 50A7, 50A9 Guide Specifications, 20 to 60 Tons, Nominal (Cooling)
Installation
48AJ,AK,AW,AY020-060 with Reciprocating Compressor, 48EJ,EK,EW,EY024-068 Single Package Rooftop Units Electric Cooling/Gas Heating
48AJ,AK,AW,AY020-060 Single Package Rooftop Units Electric Cooling/Gas Heating with Scroll Compressor and ComfortLink™ Controls
48A020-060 WeatherMaker® Single Package Gas Heating/Electric Cooling Rooftop Units with ComfortLink Controls and Puron® Refrigerant (R-410A)
Presentation
Carrier Weather Series Applied Rooftop Units Video
Carrier Weather Series Applied Rooftop Units - Expo 2019 Video
Press Release
Carrier Corp. Introduces New Series of WeatherMaker Rooftop Units with Puron
Press Release - Carrier Introduces New Rooftop Units to Meet Efficiency Standards
Product Data
48/50A 020-060 WeatherMaker® Single-Package Gas Heating/Electric Cooling Rooftop Units and Electric Cooling Rooftop Units with Optional Electric Heat with ComfortLink Controls and Puron® Refrigerant (R-410A), 20 to 60 Nominal Tons
REVIT and 3D DRW Files
48A020-060 WeatherMaker Family REVIT Files
Warranty Card
Warranty - Commercial Rooftop Equipment Including Gas Heat
Warranty - 48A and 48P and 48N Commercial Rooftop
White Paper
Air Handler and Large Rooftop Unit Shaft Grounding Ring Usage
Humidi-Mizer® Adaptive Dehumidification System for Applied Rooftop Units
Intelligent Air Source and Terminal Integration
Environmental Design Considerations for Hospital Operating Rooms White Paper
