Heat Pump System

Quality Products Installed Professionally

Texas Air Mechanical has more than four decades of experience as boiler and HVAC installers. We guarantee the work we do, so you can benefit not only from our warranty, but the full manufacturer’s warranty too. If you know you need a new system for your home or business, call us today to request an estimate.


Brands You Know & Trust

Quality really does make a difference in how a unit operates and lasts. That’s why we’ve carefully chosen the brands of boilers and HVAC systems we sell and install. Our manufacturer partners include:

  • Rheem
  • Carrier
  • Trane
  • Lennox
  • York
  • Pacific Steam Boilers
  • SUSSMan Boilers
  • Reimers Boilers
  • Goodman

These names offer exceptional quality and stand behind their products with industry-leading warranties.




Why Choose Texas Air Mechanical as Your Boiler & HVAC Installers

We know there are many companies in the DFW Metro area that are boiler and HVAC installers, but few have the expertise of Texas Air Mechanical. All our technicians are licensed and factory-certified. Before we provide you with a quote for a new unit, we’ll evaluate your home or facility to determine the right type and size system. We’ll then provide you several options based on your preference, needs and budget.

You’ll find that when you choose us as your HVAC installers, all work is done in accordance with not only the manufacturer’s instructions, but also local and state code. We want to ensure that your new system is properly installed so you benefit from the full factory warranty in addition to our installation guarantee.

Because we’re locally owned and operated, we truly care about our reputation. Texas Air Mechanical is A+ rated by the Better Business Bureau, and we also have countless five-star reviews from our residential and commercial customers.


Get in Touch Today

If you’d like to request a quote, call Texas Air Mechanical to schedule your appointment. We accept most major credit cards and offer several convenient financing options for residential services. Contact us today by calling (972) 284-0584 or filling out our contact form. Se habla español.


Heat Pump System


Model: 50XT

Commercial Hvac Companies Keller Tx Heat Pumps Logo 7

  • Category Price: $$$
  • Product Line: Packaged Products – Infinity Series
  • Comfort Features: Best
  • Type: Heat Pumps
  • Application: Normal
  • Efficiency: 15.5 SEER | 8.0 HSPF
  • Overall Efficiency: ENERGY STAR® Qualified
  • Facet Cooling Efficiency: 15+ SEER
  • Cooling Efficiency: Up to 15.5 SEER
  • Cooling SEER: Up to 15.5
  • Heating Efficiency: 8.0 HSPF
  • Heating HSPF: 8.0
  • Quiet Level: Better



  • Sound Level (as low as): As low as 75 decibels
  • ENERGY STAR® Qualified: All sizes qualify
  • Summer Dehumidification: Compressor and blower enhanced
  • Ideal Humidity System® capable: True
  • Compressor Type: 2-stage Scroll
  • Blower motor type: High-efficiency|variable speed
  • Proposition 65 Product Warnings: 343824-2 Lead and Lead Compounds

The Infinity heat pump, managed by the Infinity control, cools all summer then converts to heating mode automatically in cooler months.

two-stage compressor and variable-speed blower let’s you enjoy exceptional comfort features like Ideal Humidity® System technology for superior summer dehumidification.

This efficient heat pump system utilizes energy-saving, low-stage compression up to 80% of time to create more even temperatures, quieter operation and improved air flow.


  • Up to 15.5 SEER
  • 8.0 HSPF
  • Sound: as low as 75 decibels1 in cooling mode
  • Ideal Humidity System® technology for superior summer dehumidification
  • Uses Infinity control for precise comfort and temperature control
  • Two-stage compressor operation for excellent comfort and efficiency
  • Variable-speed blower for ultimate comfort and quiet operation
  • Thermostatic Expansion Valve (TXV) refrigeration management maintains proper flow to help insure reliable, efficient operation
  • Fully insulated cabinet
  • Air purifier, humidifier and ventilator compatible
  • Non-ozone depleting Puron® refrigerant
  • Filter drier system protection from moisture and contaminants
  • Ideal Defrost heating operation with Infinity control
  • Envirotuff rust-proof base with integrated drain
  • 10-year parts limited warranty2



  • Electrical-resistance heating packages available
  • ArmorCoat coil tin-plating for enhanced corrosion resistance
  • Optional labor warranty available3


1 Quietest size within each model group during most common cooling operation condition.

2 To the original owner, when product is used in an owner-occupied residence, a 10-year parts limited warranty upon timely registration of your new equipment. Warranty period is 5 years if not registered within 90 days. Jurisdictions where warranty benefits cannot be conditioned on registration will automatically receive a 10-year parts limited warranty. See warranty certificate for complete details.

3 Ask your Carrier® dealer for details.


  • Up to 15.5 SEER
  • Up to 12 EER
  • 8.0 HSPF
  • All sizes meet ENERGY STAR® qualifications



  • Compressor and blower enhanced summer dehumidification when managed by the Infinity control
  • Sound: as low as 75 decibels1 in cooling mode



  • Two-stage scroll compressor
  • High-efficiency, variable-speed blower motor
  • System protecting high pressure and loss of charge switches
  • Thermostatic Expansion Valve (TXV) refrigeration management
  • Sound reduction: silencer top
  • Filter drier
  • Infinity level advanced diagnostic intelligence
  • Recommended control: Infinity control
  • Optional ArmorCoat tin-plating to enhance corrosion resistance



  • 2-5 ton



  • 208-230 V



  • Heavy-gauge, galvanized steel construction
  • Steel, louvered coil guard


1 Quietest size within each model group during most common cooling operation condition.