WeatherMaster® 48GC Single-Packaged Rooftop Unit with EcoBlue™ Technology
Technical Specifications
At a glance
Type
Gas Heat/Electric CoolingRefrigerant
R-454BCapacity Range
3 - 27.5 TonsEfficiency (SEER/IEER)
13.4, 15.5Features
Performance Features
Meets and exceeds ASHRAE 90.1 energy efficiency levels
New unit control board with intuitive, quick fan speed adjustment
NEW Direct Drive – EcoBlue™ Technology Indoor fan system uses Vane Axial fan design and electronically commutated motor with beltless design
Two-stage cooling capacity control on all models
SEER to 16.0
Gas efficiencies up to 82%
Cooling operating range up to 125 °F (52°C) and down to 35°F (2°C)
Innovative corrosive-resistant composite condensate pan in accordance with ASHRAE 62 Standard, sloping design; side or center drain
Exclusive IGC solid-state control for on-board diagnostics with LED error code designation, burner control logic and energy saving indoor fan motor delay
Pre-painted exterior panels and primer-coated interior panels tested to 500 hours salt spray protection
Maintenance Features
Access panels with easy grip handles
Innovative, easy starting, no-strip screw feature on unit access panels
Tool-less filter access door
Optional hinged access panels also available
Two-inch disposable return air filters
Installation Features
Same footprint as prior Carrier models for that original fit, reduces installation costs and time
Field convertible from vertical to horizontal airflow configuration
Provisions for thru-the-bottom power entry capability as standard
Single point gas, electric, and controls connections
Full perimeter base rail with built-in rigging adapters and fork truck slots
Reliability Features
Scroll compressors with internal line-break overload protection
24-volt control circuit protected with resettable circuit breaker
Permanently lubricated direct-drive ECM evaporator-fan motor
Totally enclosed condenser motors with permanently lubricated bearings
Low pressure and high-pressure switch protection
Exclusive IGC anti-cycle protection for gas heat operation
Solid-state electronic direct spark ignition system and flame roll-out safety protector
Standard Limited Warranty
10 years parts only heat exchanger - aluminized
15 years parts only heat exchanger - stainless steel
5 years parts only compressor
3 years SystemVu™ controller
One year parts only on all other parts
Additional extended warranty packages available
Options
Factory-Installed Options
Temperature Sensing EconoMi$er with relief
Enthalpy Sensing EconoMi$er with relief
Humidi-MiZer® Adaptive Dehumidification System
Multiple Gas Heat Sizes
Stainless Steel Gas Heat Exchangers
Return Air Smoke Detector
Supply Air Smoke Detector
CO2 Sensor
Condensate Overflow Protection
Multiple Static Fan Capabilities
Phase Monitor/Protection
Thru-The-Base Utility Connections
Louvered Hail Guards
Non-Fused Disconnect Switch
HACR Breaker
Electric Heaters
Low Ambient Controls
Foil Face Insulation
MERV-8 Return Air Filters
Hinged Access Panels
Unpowered Convenience Outlet
Powered Convenience Outlet
Coated Coils: Pre-Coat, E-Coat, Copper/Copper
Electrical Mechanical Controls
SystemVu™ Integrated Communicating Controls
RTU-Open Communicating Controls
Extended Warranty Protection Plans
Financing Available
Physical Data
| Nominal Cooling Ton Size | Cooling Stages | AHRI Efficiency SEER | Dimensions (in) LxWxH | Low Gas Heating Input (Btuh) | Medium Gas Heating Input (Btuh) | High Gas Heating Input (Btuh) | Approx. Unit Weight (lbs) |
| 3 | 2 | (16.0) | 74 x 47 x 33 | 67 | 110 | -- | 513 |
| 4 | 2 | (16.0) | 74 x 47 x 41 | 67 | 110 | 150 | 555 |
| 5 | 2 | (16.0) | 74 x 47 x 41 | 67 | 110 | 150 | 600 |
| 6 | 2 | 17.5 | 88 x 59 x 41 | 72 | 125 | 150 | 775 |
| 7.5 | 2 | 17.5 | 88 x 59 x 49 | 125 | 180 | 224 | 893 |
| 8.5 | 2 | 17.3 | 88 x 59 x 49 | 125 | 180 | 224 | 893 |
| 10 | 2 | 17.2 | 88 x 59 x 49 | 180 | 224 | 250 | 1037 |
| 12.5 | 2 | 16.5 | 115 x 63 x 57 | 180 | 224 | 240 | 1390 |
| 15 | 2 | 16.7 | 128 x 86 x 49 | 220 | 310 | 400 | 1771 |
| 17.5 | 2 | 16.5 | 141 x 86 x 49 | 220 | 310 | 400 | 2008 |
| 20 | 2 | 16.6 | 141 x 86 x 57 | 220 | 310 | 400 | 2240 |
| 25 | 2 | 15.2 | 157 x 86 x 57 | 220 | 310 | 400 | 2423 |
AHRI = Air-Conditioning, Heating & Refrigeration Institute
ASHRAE = American Society of Heating, Refrigerating and Air Conditioning, Inc.
IEER = Integrated Energy Efficiency Ratio
SEER = Seasonal Energy Efficiency Ratio
NOTES
- Rated and certified under ARI Standard 210/240 3-5 ton or 340/360 6+ ton, as appropriate.
- Ratings are based on:
- Cooling Standard: 80°F (27°C) db, 67°F (19°C) wb indoor air temp and 95°F (35°C) db outdoor air temp.
- 48GC units generally comply with ASHRAE 90.1-2016 Energy Standard. Please review size specific data for compliance.
- 48GC units comply with US Energy Policy Act (2005).
Documents
Accessory and Kit Data
CRCNDOVR003A00 Condensate Overflow Switch Accessory for Small Rooftop Units 3 to 15 Tons, 50/60 Hz
Indoor Air Quality CO2 Sensor and Duct-Mounted Aspirator Box for use with EconoMi$er® IV System
Ultraviolet Lamp Accessory for Rooftop Units 3 to 27.5 Tons
Flue Discharge Deflector Accessory for Ultra Low NOx 14 ng/J Rooftop Units Gas Heating/Electric Cooling, 3 to 5 Tons
Filter Kit Accessory for Small Rooftop Units Select 3 to 15 Ton Units, CRFLTTRK002A00-006A00
Ultra Low Leak Vertical EconoMi$er® X Accessory for Small Rooftop Units 3 to 12.5 Tons (48/50LC 14 Not Included) CRECOMZR067A01, CRECOMZR069A01, and CRECOMZR071A01
Ultra Low Leak Vertical EconoMi$er® 2 Accessory for Small Rooftop Units, 3 to 12.5 Tons, CRECOMZR066A01, CRECOMZR068A01, CRECOMZR070A01
Thru-the-Bottom Electric Connections, Thru-the-Curb Gas Connection Accessory for Gas Heating/Electric Cooling Small Rooftop Units, 3 to 6 Tons (50/60 Hz)
Thru-the-Bottom Electric and Gas Connections Accessory for Gas Heating/Electric Cooling Small Rooftop Units, 3 to 6 Tons (50/60 Hz)
Flue Discharge Deflector Accessory for Gas Heating/Electric Cooling Rooftop Units Rooftop Units 3 to 12-1/2 Tons
HH57AC078 CRENTDIF004A00 Enthalpy Sensor and Differential Enthalpy Sensor Accessories for Rooftop Units with EconoMi$er® IV Controller 3 to 27.5 Tons
CRFLUEDS007A00 Flue Discharge Deflector Accessory for Rooftop Units Gas Heating/Electric Cooling Select 7-1/2 to 10, 12-1/2, and 15 Ton
CRECOMZR076A00, CRECOMZR078A00, CRECOMZR080A00 Vertical EconoMi$er® X Accessory for Small Rooftop Products Select 3 to 12-1/2 Tons
CRLPELEV001A00-004A00, 007A00-009A00, LP (Liquid Propane) High Altitude Gas Conversion Kit Accessory for Gas Heating/Electric Cooling Rooftop Units, 3 to 15 Ton
CRSTATUS001A00 Fan/Filter Status Switch Accessory for Small Rooftop Units Gas Heating/Electric Cooling, Electric Cooling and Heat Pump Units 3 to 15 tons
Smoke Detector Accessory for Small Rooftop Units 3 to 15 Tons P/Ns CRSMKKIT003A00, CRSMKSEN003A00
CRADCURB007A00, CRADCURB008A00, CRADCURB009A00 Horizontal Roof Curb Adapter Accessory for 48/50GC 04-06, 48/50HC 07-14
Low Ambient Control Kit Accessory for Small Rooftop Units, 3 to 6 Tons, CRLAMBKT001A01
Louvered Hail Guard Accessory for Gas Heating/Electric Cooling, Electric Cooling and Heat Pump Rooftop Units, 3 to 15 Tons
CRECOMZR101A00-CRECOMZR108A00, Vertical/Horizontal Low Leak/Ultra Low Leak EconomizerONE Accessory for Small Rooftop Units Select 3 to 12.5 Tons
Competitor Roof Curb Adapter Accessory Kit, 3 to 12.5 Tons, CRLNXCURB12A00, CRLNXCURB34A00, CRTRACURB12A00, CRTRACURB34A00, CRYRKCURB12A00, CRYRKCURB34A00
CRECOMZR109A00, CRECOMZR110A00, CRECOMZR111A00, CRECOMZR112A00 Vertical/Horizontal Low Leak/Ultra Low Leak EconomizerONE Accessory for Small Rooftop Units Select 10 to 15 Tons
Horizontal EconoMi$er X Accessory for Small Rooftop Products Select 3 to 12-1/2 Tons (48/50LC 14 Not Included) CRECOMZR077A00, CRECOMZR079A00, CRECOMZR081A00
CRCNDOVR005A00 Accessory Condensate Overflow Switch for Small/Medium Rooftop Units, 3 to 28 Tons, 50/60 Hz
33WIFISTAT43 Wi-Fi Thermostat
Split Systems, 6 to 20 Tons (21.5 to 70.3 kW) Rooftop Units, 3 to 27.5 Tons (10.5 to 96.7 kW) Packaged Heat Pumps Phase Monitor Accessory 50/60 Hz CRPHASE3001A02 CRPHASE3002A00 CRPHASE3002A01
Low Ambient Control Kit Accessory for Small Rooftop Units Select 6 to 27.5 Tons
CRECOMZR113A00 and CRECOMZR114A00 Ultra Low Leak EconomizerONE Accessory for Medium Rooftop Units 15 to 27.5 Tons
Vertical Power Exhaust Accessory for Gas Heating/Electric Cooling, Electric Cooling, and Heat Pump Rooftop Units, 3 to 15 Tons, CRPWREXH021A01, CRPWREXH022A01, CRPWREXH023A01, CRPWREXH030A01, CRPWREXH080A00, CRPWREXH081A00
CRTRVUKT001A00 TruVu Controller Kit for Rooftop Units 48/50FE*04-16, 50FEQ04-14, 48/50GE*04-14, 50GEQ04-12, 48/50FC*04-16, 50FCQ04-14, 48/50GC*04-14 and 50GCQ04-12, 3 to 15 Tons
CRTRVUKT002A00 TruVu Controller Kit for Rooftop Units 48/50FE*20-30, 50FEQ17-28, 48/50GE*17-28, 50GEQ17-28, 48/50FC*20-30, 50FCQ17-28, 48/50GC*17-28, and 50GCQ17-28, 15 to 27.5 Tons
Brochure
Humidi-MiZer® Adaptive Dehumidification System
A World of Comfort 2025 - Brochure
Light Commercial RTUs - Smoke Detectors
Carrier Weather Series Rooftop Units* with EcoBlue™ Technology Brochure
Carrier Weather Series Rooftop Units* with EcoBlue™ Technology Product Chart
Light Commercial RTUs - 4 Inch Filter Rack - Web Version
Light Commercial RTUs - 4 Inch Filter Rack - Printer Version
Understanding the AIM Act
Staged Air Volume (SAV) System for Carrier’s Small and Medium Packaged Rooftop Units and Light Commercial Splits Systems
A World of Comfort 2025 - Brochure (Printer Version)
CAD Templates
DXF/CAD Templates for 48/50FC,GC and JC Rooftop Units
Controls
RTU Open Multi-Protocol Controller Factory-Installed Option for 48/50FC,GC,HC,KC,LC,TC and 50FCQ,GCQ,KCQ,HCQ,TCQ
48/50FC04-30, 48/50GC04-28 Single Package Rooftop Units with SystemVu Controls Version 5.X and Puron (R-410A) Refrigerant, Controls, Start-Up, Operation and Troubleshooting
Guide Specifications
48GC Guide Specifications, 6 to 12.5 Nominal Tons (Honeywell)
48GC Guide Specifications, 15 to 25 Tons
48GC Guide Specifications, 6 to 12.5 Nominal Tons (Siemens)
48GC Guide Specifications, 3 to 5 Nominal Tons (Siemens)
48GCG Guide Specifications, 3 to 5 Nominal Tons (Siemens)
Installation
High Short Circuit Current Rating (60 Hz HSCCR) Supplement for Single Package Rooftop (3 to 15 Nominal Tons)
48GC**04-06 WeatherMaster® Single Package Rooftop Gas Heating/Electric Cooling Unit with Puron® (R-410A) Refrigerant (Honeywell)
48GC**07-12 WeatherMaster® Single Package Rooftop Gas Heating/Electric Cooling Unit with Puron® (R-410A) Refrigerant (Honeywell)
48GC**14 WeatherMaster® Single Package Rooftop Gas Heating/Electric Cooling Unit (Honeywell)
48GCG*04-06 WeatherMaster® Single-Package Ultra Low NOx (14 ng/j) Emissions Gas Heating/Electric Cooling Rooftop Units with Puron® Refrigerant (R-410A) (Honeywell)
48GC**17-28 WeatherMaster® Single Package Rooftop Gas Heating/Electric Cooling Unit (Honeywell)
48GC**14 WeatherMaster® Single Package Rooftop Gas Heating/Electric Cooling Unit (Siemens)
48GC**17-28 WeatherMaster® Single Package Rooftop Gas Heating/Electric Cooling Unit (Siemens)
48GC**04-06 WeatherMaster® Single Package Rooftop Gas Heating/Electric Cooling Unit with Puron® (R-410A) Refrigerant (Siemens)
48GC**07-12 WeatherMaster® Single Package Rooftop Gas Heating/Electric Cooling Unit with Puron® (R-410A) Refrigerant (Siemens)
48GCG*04-06 WeatherMaster® Single-Package Ultra Low NOx (14 ng/j) Emissions Gas Heating/Electric Cooling Rooftop Units with Puron® Refrigerant (R-410A) (Siemens)
Maintenance
48G**C04-06 Single Package Rooftop Gas Heat/Electric Cooling Units with Puron® (R-410A) Refrigerant (Honeywell)
48GC(G/H)*04-06 WeatherMaster® Single-Package Ultra Low NOx (14 ng/j) Emissions Gas Heating/Electric Cooling Rooftop Units with Puron® Refrigerant (R-410A) (Honeywell)
48GC**04-06 Single Package Rooftop Gas Heat/Electric Cooling Units with Puron® (R-410A) Refrigerant (Siemens)
48GC(G/H)*04-06 WeatherMaster® Single-Package Ultra Low NOx (14 ng/j) Emissions Gas Heating/Electric Cooling Rooftop Units with Puron® Refrigerant (R-410A) (Siemens)
48GC**07-14 Single Package Rooftop Gas Heat/Electric Cooling Units with Puron® (R-410A) Refrigerant (Siemens)
48GC**17-28 Single Package Rooftop Gas Heat/Electric Cooling Units with Puron® (R-410A) Refrigerant (Siemens)
Press Release
Press Release - Carrier Introduces Innovative EcoBlue Technology Featuring Industry-First Beltless Indoor Fan System in RTUs
Press Release - Carrier Innovations Named Finalists in Consulting-Specifying Engineer® Magazine’s Product of the Year Competition
Product Data
48/50GC**07-14 WeatherMaster® Single-Package Gas Heating/Electric Cooling and Electric Cooling Rooftop Units with Optional Electric Heat with Puron® Refrigerant (R-410A), 6 to 12.5 Nominal Tons (Honeywell)
48/50GC**17-28 WeatherMaster® Single-Package Gas Heating/Electric Cooling and Electric Cooling Rooftop Units with Optional Electric Heat with Puron® Refrigerant (R-410A), 15 to 25 Nominal Tons (Siemens)
48/50GC**07-14 WeatherMaster® Single-Package Gas Heating/Electric Cooling and Electric Cooling Rooftop Units with Optional Electric Heat with Puron® Refrigerant (R-410A), 6 to 12.5 Nominal Tons (Siemens)
48/50GC**04-06 WeatherMaster® Single-Package Gas Heating/Electric Cooling and Electric Cooling Rooftop Units with Optional Electric Heat with Puron® Refrigerant (R-410A), 3 to 5 Nominal Tons (Siemens)
48GCG*04-06 WeatherMaster® Single-Package Ultra Low NOx (14 ng/j) Emissions Gas Heating/Electric Cooling Rooftop Units with Puron® Refrigerant (R-410A), 3 to 5 Nominal Tons (Siemens)
REVIT and 3D DRW Files
48GC04-06 Family REVIT Files
Small Rooftop Revit Cheat Sheet - Tips and Tricks for Revit Family Files
48GC07-09 Family REVIT Files
48GC12 Family REVIT Files
48GC14 Family REVIT Files
Warranty Card
Limited Warranty for Light Commercial Equipment