Rooftop Unit

Carrier Rooftop Unit ® WeatherMaster® - 10 Ton Packaged Rooftop Gas Heat & Electric Unit R-454B (208/230-3)

Carrier Commercial Rooftop Unit - 48GE Rooftop Unit Repair, maintenance, and replacement planning

Technical Specifications

Product Specs

Model: 48GEDM12B2M5-5W3C0
Manufacturer Number: 48GEDM12B2M5-5W3C0
Vendor Number: 48GEDM12B2M5-5W3C0
Catalog Brand: Carrier®
Product Family: 48GE
AHRI Usage: Packaged
Air Flow Direction: Convertible
Approvals: AHRI, ASHRAE, ASTM B117, IECCÂ®, ISO 9001:2015, NFPA 90A, OSHA
BTU Input: 120,000-180,000
BTU Output: 98,000-148,000
Blower Motor HP: 2 2/5
Blower Motor RPM: 250-2,200
Blower Motor Speeds: 3
Blower Motor Type: ECM (Electronically Commutated Motor)
Blower Wheel Diameter: 22"
Brand: Carrier®
CFM: 2,100-3,500
CFM Heating: 2,100-5,470
Color: Gray
Compressor Type: Scroll
Condenser Coil Fins Per Inch (FPI): 18
Condenser Coil Metering Device: TXV/TEV - Thermostatic Expansion Valve
Condenser Fan Blade Diameter: 22
Condenser Fan Motor Qty: 1
Condenser Motor HP: 1
Condenser Motor Type: ECM (Electronically Commutated Motor)
Cooling Capacity: 118,000
Country Of Origin: MEX
Cycle/Hertz: 60 Hz
Drain Connection Size: 3/4"
Drive Type: Direct
EER: 12.1
Energy Star Rated: NO
Evaporator Coil Fins Per Inch (FPI): 15
Evaporator Coil Metering Device: TXV/TEV - Thermostatic Expansion Valve
Fuel Type: Natural Gas or LP
Gas Connection Size: 3/4"
Gas Connection Type: NPT
Height: 49.375
IEER: 17.5
Ignition Type: Direct Spark (DSI)
Length: 59.5
Locked Rotor Amps (LRA): 120
Maximum Overcurrent Protection (MOCP): 80
OPT Code: 1P48GEDM12B2M5-5W3C0
Outdoor Air Filter Size (OA) In Inches (W X H X D): 20 x 24 x 1
Phase: Three
Prop 65: YES
Rated Load Amps (RLA): 12.8
Refrigerant: R-454B
Return Air Filter Size (RA) In Inches (W X H X D): (4) 20 x 20 x 2
Sound Level (dBA): 87
Stages Cooling: 2
Stages Heating: 2
Thermal Efficiency: 82%
Tier: WeatherMaster®
Tonnage: 10
Voltage: 208-230 VAC
Weight: 1034
Width: 88.125

Useful troubleshooting details

Confirm the exact model number, serial number, installed equipment type, and site voltage before service or replacement planning.
Match replacement equipment and accessories against current Carrier compatibility requirements, refrigerant type, capacity, airflow, and local code requirements.

Service planning

How GreenFlow handles Carrier® WeatherMaster® - 10 Ton Packaged Rooftop Gas Heat & Electric Unit R-454B (208/230-3) requests

Identify the equipment

Confirm the model or series name, serial number if available, photos, and whether the unit is roof, exterior, basement, or mechanical-room equipment.

Describe the service issue

Share no heat, no cooling, weak airflow, error codes, alarms, leaks, noise, control problems, or comfort complaints.

Review access and history

Include access notes, tenant or business-hour constraints, filter status, recent repairs, and maintenance records when available.

Plan the next step

GreenFlow can route the request for diagnostics, repair planning, maintenance, replacement scope, or related system upgrades.

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Our Happy Customers

Murali S.

HVAC technician was punctual, followed up well, completed quick repairs, ensured the issue was resolved, and provided helpful recommendations.

Dev W.

I had a breakdown of my cooling system and Hanna at Green Flow responded to my request right away. They scheduled me same day. The team at Green Flow was easy to communicate with over phone and text. They kept me updated on delays on arrival of the...

Michele Z.

Andrey was professional, prompt, smart, thorough and exceedingly pleasant. We are likely switching our current HVAC company to Green Flow.

Michael C.

always available, easy to get a hold of, as a property manager I get lots no heat emergency, usually get to it same day or next day

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