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Carrier Heat Pump 2 Ton Heat Pump Crossover System Fan Coil Unit R-454B (208/230-1)

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Carrier Residential Heat Pump - 45MUAA Heat Pump Repair, maintenance, and replacement planning
Carrier 2 Ton Heat Pump Crossover System Fan Coil Unit R-454B (208/230-1) product image

Technical Specifications

Product Specs

  • Model: 45MUAAQ24XX3
  • Manufacturer Number: 45MUAAQ24XX3
  • Vendor Number: 45MUAAQ24XX3
  • Catalog Brand: Carrier®, Bryant®
  • Product Family: 45MUAA
  • AHRI Usage: Indoor AHU
  • Air Flow Direction: Multi-Position
  • Approvals: ETL Listed; UL Listed
  • Blower Motor HP: 1/3
  • Blower Motor RPM: 550
  • Blower Motor Speeds: 3
  • Blower Motor Type: ECM (Electronically Commutated Motor)
  • Brand: Carrier®, Bryant®
  • CFM: 629.8-824.04
  • Cabinet Width: 21
  • Color: Gray
  • Cooling Capacity: 24,000
  • Cooling Rated Capacity Btu/h: 24000
  • Country Of Origin: CHN
  • Cycle/Hertz: 60 Hz
  • Drain Connection Size: 3/4"
  • Electric Heat Range [kW]: 5-15
  • Energy Star Rated: YES
  • Evaporator Coil Fins Per Inch (FPI): 20
  • Filter Size: 16" x 20" x 1
  • Heating Capacity: 7,100-30,000
  • Height: 45
  • Includes Filter Rack: YES
  • Length: 21.02
  • Liquid Line Fitting Type: Flare
  • Liquid Line Size (OD): 3/8"
  • Maximum Overcurrent Protection (MOCP): 15
  • Metering Device: EEV - Electronic Expansion Valve
  • Mounting Type: Ducted Multi-Position
  • OPT Code: 1P45MUAAQ24XX3
  • Phase: Single
  • Prop 65: YES
  • Refrigerant: R-454B
  • Suction Line Fitting Type: Flare
  • Suction Line Size (OD): 3/4"
  • Tier: Standard
  • Tonnage: 2
  • UPC: See Optical
  • Voltage: 115 VAC; 208-230 VAC
  • Weight: 105.6
  • Width: 17.52

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 2 Ton Heat Pump Crossover System Fan Coil Unit R-454B (208/230-1) requests

1

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.

2

Describe the service issue

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

3

Review access and history

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

4

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

John F.

I needed 2 new AC units and decided to go with high efficiency heat pumps. I chose Greenflow because of the equipment they offered, and the price (2nd lowest quote and much cheaper than the average of all quote we received). Their technicians were very detail oriented and...

Michele Z.

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

Anna F.

They showed up within an hour of me making the call on a Sunday. They fixed our system and taught us how to replace the fuse in the future. We would definitely call again.

Jenny W.

Great service! On time, knowledgeable & professional

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