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Carrier® Comfort™ - 3 Ton Residential Packaged Heat Pump Unit R-454B service and support

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Carrier Residential Heat Pump - 50NHB Heat Pump Repair, maintenance, and replacement planning
Carrier® Comfort™ - 3 Ton Residential Packaged Heat Pump Unit R-454B product image

Product service snapshot

Carrier® Comfort™ - 3 Ton Residential Packaged Heat Pump Unit R-454B service details

Carrier® Comfort™ - 3 Ton Residential Packaged Heat Pump Unit R-454B is a Carrier® heat pump record from the Carrier Enterprise catalog. Catalog model: 50NHB036---3. Product family: 50NHB. 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® Comfort™ - 3 Ton Residential Packaged Heat Pump Unit R-454B
  • Equipment type: Heat Pump
  • Product group: Residential Heat Pump - 50NHB

Technical snapshot

Carrier® Comfort™ - 3 Ton Residential Packaged Heat Pump Unit R-454B technical snapshot

Product Specs

  • Model: 50NHB036---3
  • Manufacturer Number: 50NHB036---3
  • Vendor Number: 50NHB036---3
  • Catalog Brand: Carrier®
  • Product Family: 50NHB
  • AHRI Usage: Packaged
  • Air Flow Direction: Horizontal
  • Approvals: UL Listed
  • Blower Motor HP: 1/2
  • Blower Motor Speeds: Variable
  • Blower Motor Type: ECM (Electronically Commutated Motor)
  • Blower Wheel Diameter: 12"
  • Blower Wheel Width: 9"
  • Brand: Carrier®
  • CFM: 2,800
  • CFM Heating: 1,050-1,350
  • COP: 2.1-3.7
  • Color: Gray
  • Compressor Type: Scroll
  • Condenser Coil Fins Per Inch (FPI): 20
  • Condenser Coil Metering Device: TXV/TEV - Thermostatic Expansion Valve
  • Condenser Fan Blade Diameter: 20
  • Condenser Fan CFM: 2800
  • Condenser Fan Motor Qty: 1
  • Condenser Motor HP: 1/4
  • Condenser Motor RPM: 1,100
  • Condenser Motor Speeds: 1
  • Condenser Motor Type: PSC (Permanent Split Capacitor)
  • Cooling Capacity: 36,000
  • Country Of Origin: MEX
  • Cycle/Hertz: 60 Hz
  • Drain Connection Size: 3/4"
  • Drive Type: Direct
  • Energy Star Rated: NO
  • Evaporator Coil Fins Per Inch (FPI): 15
  • Evaporator Coil Metering Device: TXV/TEV - Thermostatic Expansion Valve
  • Heating Capacity: 36,000
  • Height: 34.18
  • Length: 51
  • Locked Rotor Amps (LRA): 80
  • Maximum Overcurrent Protection (MOCP): 35
  • OPT Code: 1P50NHB036---3
  • Phase: Single
  • Prop 65: YES
  • Rated Load Amps (RLA): 14.4
  • Refrigerant: R-454B
  • Return Air Filter Size (RA) In Inches (W X H X D): 24 x 30 x 1
  • Sound Level (dBA): 76
  • Stages Cooling: 1
  • Stages Heating: 1
  • Tier: Comfort™
  • Tonnage: 3
  • UPC: See Optical
  • Voltage: 208-230 VAC
  • Weight: 334
  • Width: 32

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® Comfort™ - 3 Ton Residential Packaged Heat Pump Unit R-454B 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.

Carrier® Comfort™ - 3 Ton Residential Packaged Heat Pump Unit R-454B service questions

Can GreenFlow help with Carrier Carrier® Comfort™ - 3 Ton Residential Packaged Heat Pump Unit R-454B service requests?

Yes. GreenFlow can help collect the right details for Carrier Carrier® Comfort™ - 3 Ton Residential Packaged Heat Pump Unit R-454B service requests, including the model, symptoms, equipment age, building type, access notes, photos, and timing.

What symptoms should I mention for Carrier® Comfort™ - 3 Ton Residential Packaged Heat Pump 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 Carrier® Comfort™ - 3 Ton Residential Packaged Heat Pump 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 Carrier® Comfort™ - 3 Ton Residential Packaged Heat Pump 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.

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