Heat Pump

Carrier 1.5 Ton Up to 16 SEER2 Residential Heat Pump Condensing Unit (R-454B) service and support

Carrier Residential Heat Pump - GH5SAN5 Heat Pump Repair, maintenance, and replacement planning

Product service snapshot

Carrier 1.5 Ton Up to 16 SEER2 Residential Heat Pump Condensing Unit (R-454B) service details

1.5 Ton Up to 16 SEER2 Residential Heat Pump Condensing Unit (R-454B) is a Carrier®, Bryant® heat pump record from the Carrier Enterprise catalog. Catalog model: GH5SAN51900A. Product family: GH5SAN5. Green Flow Solution uses this page for residential model identification, service planning, maintenance conversations, repair diagnostics, and replacement matching.

Brand: Carrier
Model or series: 1.5 Ton Up to 16 SEER2 Residential Heat Pump Condensing Unit (R-454B)
Equipment type: Heat Pump
Product group: Residential Heat Pump - GH5SAN5

Technical snapshot

1.5 Ton Up to 16 SEER2 Residential Heat Pump Condensing Unit (R-454B) technical snapshot

Product Specs

Model: GH5SAN51900A
Manufacturer Number: GH5SAN51900A
Vendor Number: GH5SAN51900A
Catalog Brand: Carrier®, Bryant®
Product Family: GH5SAN5
AHRI Usage: Outdoor
Approvals: UL Listed
Brand: Carrier®, Bryant®
CFM: 2,300
Color: Gray
Compressor Type: Scroll
Condenser Coil Fins Per Inch (FPI): 20
Condenser Fan Blade Diameter: 23
Condenser Fan CFM: 2300
Condenser Fan Discharge: Vertical
Condenser Fan Motor Qty: 1
Condenser Motor HP: 1/12
Condenser Motor RPM: 800
Condenser Motor Speeds: 1
Condenser Motor Type: PSC (Permanent Split Capacitor)
Cooling Capacity: 18,100-19,800
Cooling Rated Capacity Btu/h: 19000
Country Of Origin: MEX
Cycle/Hertz: 60 Hz
EER2: 10-12.5
Energy Star Rated: NO
Full Load Amps: 0.5
HSPF2: 7.5-7.8
Heating Capacity: 10,500-11,000
Height: 36.1
Inverter: NO
Length: 40.1
Liquid Line Fitting Type: Sweat or Braze
Liquid Line Size (OD): 3/8"
Locked Rotor Amps (LRA): 45.1
Maximum Overcurrent Protection (MOCP): 15
Metering Device: TXV/TEV - Thermostatic Expansion Valve
OPT Code: 1PGH5SAN51900A
Phase: Single
Prop 65: YES
Rated Load Amps (RLA): 8.3
Refrigerant: R-454B
SEER2: 14.3-16
Sound Level (dBA): 71
Stages Cooling: 1
Stages Heating: 1
Suction Line Fitting Type: Sweat or Braze
Suction Line Size (OD): 5/8"
Tier: Standard
Tonnage: 1.5
UPC: See Optical
Voltage: 208-230 VAC
Weight: 148
Width: 40.1

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 1.5 Ton Up to 16 SEER2 Residential Heat Pump Condensing Unit (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.

1.5 Ton Up to 16 SEER2 Residential Heat Pump Condensing Unit (R-454B) service questions

Can GreenFlow help with Carrier 1.5 Ton Up to 16 SEER2 Residential Heat Pump Condensing Unit (R-454B) service requests?

Yes. GreenFlow can help collect the right details for Carrier 1.5 Ton Up to 16 SEER2 Residential Heat Pump Condensing Unit (R-454B) service requests, including the model, symptoms, equipment age, building type, access notes, photos, and timing.

What symptoms should I mention for 1.5 Ton Up to 16 SEER2 Residential Heat Pump Condensing Unit (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 1.5 Ton Up to 16 SEER2 Residential Heat Pump Condensing Unit (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 1.5 Ton Up to 16 SEER2 Residential Heat Pump Condensing Unit (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.

Popular cities

Service Areas

Boston, MA

Worcester, MA

Lowell, MA

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Our Happy Customers

Nicholas M.

I called Green Flow Solutions in a hurry to diagnose and fix an AC unit in a commercial condo unit. They responded quickly, arrived urgently and performed an excellent job on the repair needed. Communication 10/10, professionalism 10/10 and quality 10/10. I will be recommending Green Flow Solutions...

Paula G.

Excellent professionals and price. Really recommend them!

Gilberto C.

Great service. It was awesome that they were able to solve my heating issue in few hours. Love the transparency on the pricing. Andrey was great!

Bridget D.

Next day service, Good communication and fair pricing! They were in and out and we are fully back up and running with our thermostat.

Jahangir R.

They were very organized to communicate and be on time to come to look at my air condition to fix it.

C S.

Responded late in evening, provided early first in the morning service for my HVAC heating going out. Showed up on time, gave heads up that on the way without prompting, came prepared and fixed the problem in less than one hour. Clear communication, professional, and very nice UI...