Heat Pump

Carrier® Aquazone™ - 2.5 Ton Compact Water Source Heat Pump Vertical UpflowLeft Return (R-454B) service and support

Carrier Residential Heat Pump - 50WC Heat Pump Repair, maintenance, and replacement planning

Product service snapshot

Carrier® Aquazone™ - 2.5 Ton Compact Water Source Heat Pump Vertical UpflowLeft Return (R-454B) service details

Carrier® Aquazone™ - 2.5 Ton Compact Water Source Heat Pump Vertical UpflowLeft Return (R-454B) is a Carrier® heat pump record from the Carrier Enterprise catalog. Catalog model: 50WCE030MBA3VAB. Product family: 50WC. Green Flow Solution uses this page for residential model identification, service planning, maintenance conversations, repair diagnostics, and replacement matching.

Brand: Carrier
Model or series: Carrier® Aquazone™ - 2.5 Ton Compact Water Source Heat Pump Vertical UpflowLeft Return (R-454B)
Equipment type: Heat Pump
Product group: Residential Heat Pump - 50WC

Technical snapshot

Carrier® Aquazone™ - 2.5 Ton Compact Water Source Heat Pump Vertical UpflowLeft Return (R-454B) technical snapshot

Product Specs

Model: 50WCE030MBA3VAB
Manufacturer Number: 50WCE030MBA3VAB
Vendor Number: 50WCE030MBA3VAB
Catalog Brand: Carrier®
Product Family: 50WC
AHRI Usage: Packaged
Air Flow Direction: Vertical
Approvals: ETL Listed
Blower Motor HP: 1/3
Blower Motor Speeds: 3
Blower Motor Type: ECM (Electronically Commutated Motor)
Blower Wheel Diameter: 9"
Blower Wheel Width: 7"
Brand: Carrier®
CFM: 950
COP: 3.7-4.7
Color: Silver
Compressor Type: Rotary
Cooling Capacity: 28,000-31,100
Country Of Origin: USA
Cycle/Hertz: 60 Hz
Drain Connection Size: 3/4"
EER: 14.5-20.3
Energy Star Rated: NO
Heating Capacity: 22,600-34,000
Height: 39
Length: 21.5
Locked Rotor Amps (LRA): 58
Maximum Overcurrent Protection (MOCP): 20
OPT Code: 1P50WCE030MBA3VAB
Phase: Single
Prop 65: YES
Rated Load Amps (RLA): 8.7
Refrigerant: R-454B
Return Air Filter Size (RA) In Inches (W X H X D): 18 x 22 x 1
Stages Cooling: 2
Stages Heating: 2
Tier: Aquazone™
Tonnage: 2.5
UPC: See Optical
Voltage: 208-230 VAC
Weight: 191
Width: 21.5

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® Aquazone™ - 2.5 Ton Compact Water Source Heat Pump Vertical UpflowLeft Return (R-454B) 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.

Carrier® Aquazone™ - 2.5 Ton Compact Water Source Heat Pump Vertical UpflowLeft Return (R-454B) service questions

Can GreenFlow help with Carrier Carrier® Aquazone™ - 2.5 Ton Compact Water Source Heat Pump Vertical UpflowLeft Return (R-454B) service requests?

Yes. GreenFlow can help collect the right details for Carrier Carrier® Aquazone™ - 2.5 Ton Compact Water Source Heat Pump Vertical UpflowLeft Return (R-454B) service requests, including the model, symptoms, equipment age, building type, access notes, photos, and timing.

What symptoms should I mention for Carrier® Aquazone™ - 2.5 Ton Compact Water Source Heat Pump Vertical UpflowLeft Return (R-454B)?

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 Carrier® Aquazone™ - 2.5 Ton Compact Water Source Heat Pump Vertical UpflowLeft Return (R-454B) 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 Carrier® Aquazone™ - 2.5 Ton Compact Water Source Heat Pump Vertical UpflowLeft Return (R-454B) 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.

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Service Areas

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Our Happy Customers

Tim S.

Very thorough and professional. Seems to have got our heater working again. Thanks!

Judy B.

Andrey was very efficient, professional and on time. The team had fast response to questions. Price to do heatpump maintenance was reasonable.

Tarikh C.

Max quickly identified the source of the problem with our condensing unit and fixed it. He was very knowledgeable and helpful at explaining what he was observing. He also stuck around to check for other potential issues and gave us advice for future maintenance. He's also very professional...

Catherine D.

Excellent work. On time, efficient, and helpful. Thank you!

Daniel M.

Responsive company, timely installation professionally done. Hannah is great!

David L.

Quick to provide service and diagnose. Provided a fair quote and honored the quote. Had to order the piece that was needed. Technician offered to come on Sunday to provide service. Would hire again.