Green Flow Solution logo
Schedule Service

Heat Pump

Back to Carrier products

Carrier 4 Ton Heat Pump Ductless System Fan Coil Unit R-410A service and support

Schedule Service Check Availability
Carrier Residential Heat Pump - 40MBAB Heat Pump Repair, maintenance, and replacement planning
Carrier 4 Ton Heat Pump Ductless System Fan Coil Unit R-410A product image

Product service snapshot

Carrier 4 Ton Heat Pump Ductless System Fan Coil Unit R-410A service details

4 Ton Heat Pump Ductless System Fan Coil Unit R-410A is a Carrier®, Bryant®, Payne® heat pump record from the Carrier Enterprise catalog. Catalog model: 40MBABQ48XA3. Product family: 40MBAB. Green Flow Solution uses this page for residential model identification, service planning, maintenance conversations, repair diagnostics, and replacement matching.

  • Brand: Carrier
  • Model or series: 4 Ton Heat Pump Ductless System Fan Coil Unit R-410A
  • Equipment type: Heat Pump
  • Product group: Residential Heat Pump - 40MBAB

Technical snapshot

4 Ton Heat Pump Ductless System Fan Coil Unit R-410A technical snapshot

Product Specs

  • Model: 40MBABQ48XA3
  • Manufacturer Number: 40MBABQ48XA3
  • Vendor Number: 40MBABQ48XA3
  • Catalog Brand: Carrier®, Bryant®, Payne®
  • Product Family: 40MBAB
  • AHRI Usage: Indoor AHU
  • Approvals: ETL Listed
  • Blower Motor HP: 3/4
  • Blower Motor RPM: 780
  • Blower Motor Speeds: 4
  • Blower Motor Type: ECM (Electronically Commutated Motor)
  • Blower Motor Watts: 235
  • Blower Wheel Diameter: 11 1/10"
  • Blower Wheel Width: 9 13/20
  • Brand: Carrier®, Bryant®, Payne®
  • CFM: 906-1,471
  • CFM Heating: 1,471
  • Color: Gray
  • Cooling Capacity: 48,000
  • Cooling Rated Capacity Btu/h: 48000
  • Country Of Origin: CHN
  • Cubic Measurement: 9.5703
  • Cycle/Hertz: 60 Hz
  • Drain Connection Size: 3/4"
  • Energy Star Rated: NO
  • Evaporator Coil Fins Per Inch (FPI): 20
  • Heating Capacity: 48,000
  • Height: 49
  • Length: 21
  • Liquid Line Fitting Type: Sweat or Braze
  • Liquid Line Size (OD): 3/8"
  • Mounting Type: Ducted Multi-Position
  • Multi Zone: NO
  • OPT Code: 1P40MBABQ48XA3
  • Phase: Single
  • Prop 65: YES
  • Refrigerant: R-410A
  • Remote Control Included: YES
  • SEER: 18-20
  • Sound Level (dBA): 43.4-53.8
  • Stages Cooling: 1
  • Stages Heating: 1
  • Suction Line Fitting Type: Sweat or Braze
  • Suction Line Size (OD): 5/8"
  • Tier: Performance™
  • Tonnage: 4
  • UPC: See Optical
  • Voltage: 208-230 VAC
  • Weight: 132.5
  • Width: 21

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 4 Ton Heat Pump Ductless System Fan Coil Unit R-410A 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.

4 Ton Heat Pump Ductless System Fan Coil Unit R-410A service questions

Can GreenFlow help with Carrier 4 Ton Heat Pump Ductless System Fan Coil Unit R-410A service requests?

Yes. GreenFlow can help collect the right details for Carrier 4 Ton Heat Pump Ductless System Fan Coil Unit R-410A service requests, including the model, symptoms, equipment age, building type, access notes, photos, and timing.

What symptoms should I mention for 4 Ton Heat Pump Ductless System Fan Coil Unit R-410A?

Helpful symptoms include no heat, no cooling, weak airflow, defrost or outdoor icing concerns, auxiliary heat behavior, thermostat issues, short cycling, unusual noise, and whether the request is urgent or planned maintenance.

Is 4 Ton Heat Pump Ductless System Fan Coil Unit R-410A used for residential or commercial properties?

Heat pump requests may come from homes, condos, multifamily properties, managed buildings, and light-commercial spaces depending on the system type and building layout.

What helps schedule 4 Ton Heat Pump Ductless System Fan Coil Unit R-410A service faster?

Share the exact model and serial number if available, clear photos of the equipment and surrounding access area, current symptoms, recent maintenance history, and whether the request is repair, maintenance, or replacement planning.

Brands We Service

Popular cities

Service Areas

View All

Our Happy Customers

Sal G.

Exceptional service, patient, knowledgeable and very pleasant

Marlene W.

It was a pleasure doing business with Green Flow. They kept me informed during the the entire process. The tech (Andrey) was knowledgeable and knew exactly what the problem was with the furnace. The furnace motor was installed the next day and I am satisfied with the job,...

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...

Megan S.

Great service - my air conditioning failed after hours on a Sunday. I could schedule the appointment online for Monday morning and the technician quickly diagnosed the problem and fixed it. Super helpful- will use them again!

Jennifer A.

Andrey was very knowledgeable & thorough & fixed multiple issues with my old A/C units very quickly during this heatwave.

Catherine M.

Technician worked systematically and found the broken part. Replaced it in no time.

View All