HOT ! Keystone - 14, 000 BTU Through the Wall Heat/Cool, R32 - KSTAT14-2HD

Keystone - 14, 000 BTU Through the Wall Heat/Cool, R32  -  KSTAT14-2HD

The Keystone 14,000 BTU 230V through-the-wall air conditioner with 10,600 BTU Supplemental Heat Capability is perfect for rooms up to 700 square feet. In addition to cooling, this versatile unit also offers supplemental heat capability, providing you with an additional heat source to your main heat source when outdoor temperatures are above 23 degrees Fahrenheit. It has electronic controls with LED display and a temperature sensing LCD remote control allowing you to conveniently see, set and maintain the room temperature from across the room. Money saving features include energy saver mode, sleep mode and a programmable 24-hour timer. This unit is designed for through-the-wall installation and is not designed for standard window installation (WALL SLEEVE SOLD SEPARATELY). This unit also requires a special 230-volt/20-amp electrical outlet and will not operate with a standard 115V household electrical outlet.

Features

• LARGE-SCALE COOLING AND HEATING: With a 9.3 energy efficiency ratio (EER), this 14,000 BTU through the wall air conditioner can effectively cool rooms up to 700 sq. ft and dehumidify up to 2.9 pints per hour. (Product is not suitable for window installation). Integrated electric heater provides supplemental heating of 10,600 BTUs.


• 230-VOLT/20-AMP ELECTRICAL OUTLET REQUIRED: This air conditioner has a 6.5ft power cord with a NEMA 6-20P grounding plug that will not fit a standard 115V electrical outlet.


• TEMPERATURE SENSING FOLLOW ME REMOTE CONTROL: With a thermostat built into the remote control, say good-bye to uneven room temperatures. The remote makes it easier to control the unit from anywhere in the room and its integrated thermostat signals the AC to cool the space based on where you are.


• FRONT-ACCESS FILTER: Let’s face it. Filters collect dust. With our front-access design, cleaning that dusty filter is a piece of cake. Simply pull it out, vacuum or rinse and dry, and slide back into place. No hassle and no disassembly required.


• GUARANTEED FIT: This air conditioner will fit in your existing 24.5” to 27” sleeve. We guarantee it. At 20.3” D x 24.2” W x 14.5” H, we provide the foam seals and installation kit necessary to retrofit your existing sleeve. If you don’t have a sleeve, the matching Keystone KSTSLV1 is also available for purchase (sold separately).


• ENERGY-CONSCIOUS OPTIONS: While there are 3 cooling modes, heating mode, and 3 fan speeds pre-programmed, you have flexibility. The Auto option will automatically ramp up and down the fan speed to keep you’re pre-set temperature constant. The Energy-saver mode conserves energy and saves you money by turning off the compressor once your desired temperature is reached.


• Through-the-wall installation (Not suitable for window installation)


• Standard, universal interior trim kit for existing wall sleeve included (New wall sleeve sold separately: KSTSLV1)


• Special 230-volt/20-amp electrical outlet required (Unit will not work with a standard 115V outlet)


• 14,000 BTU cooling capacity / 10,600 BTU supplemental heating capacity


• Supplemental heat capability provides an additional heat source to your main heat source when outdoor temperatures are above 23°F


• Designed for a room up to 700 sq. ft.


• Electronic controls with LED display allows you to easily select options with the touch of a button


• Temperature sensing LCD remote control allows you control the temperature from across the room


• Auto-restart saves your settings for when power is restored to the unit


• Adjustable 4-way air flow direction allows you to easily control the direction of the cool air


• 3 cooling speeds, 3 fan speeds, and 1 heat speed


• Auto function determines the fan speed depending on the set temperature


• Programmable 24-hour on/off timer cools on your schedule


• Energy-saver mode conserves energy and saves you money


• Sleep mode gradually increases room temperature after being activated


• Easy-clean mesh filter with Check Filter alert on the unit


• 6.5 ft. power cord with NEMA 6-20P grounding plug makes extension cords unnecessary


• U.L. safety listing

Specifications

Downloads & Manual

• Specification Sheet


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  Product Manual
  


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  Warranty Guide
  


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  Energy Guide
  


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  CA Prop 65 Warning Label
  


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  CA Prop 65 Retail POP
  


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  Product Video
  


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  Custom Spec Sheet
  

What our Experts Think

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  Year‑Round Performance: Heat & cool capability delivers versatile comfort in all seasons — strong relevance for heat/cool through‑the‑wall AC searches.

  
  


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  14,000 BTU Power: Excellent for larger rooms (~550–700 sq ft), matching high‑intent queries like 14,000 BTU wall AC.

  
  


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  Eco‑Friendly R32 Refrigerant: Modern low‑GWP refrigerant boosts energy efficiency and appeals to eco‑friendly AC search trends.

  
  


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  Energy‑Efficient Operation: Helps keep utility costs down — a key SEO term for energy‑saving through‑the‑wall AC.

  
  


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  Quiet, Reliable Performance: Smooth, low‑noise operation aligns with quiet wall air conditioner buyer interest.

  
  


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  Space‑Saving Fit: Through‑the‑wall installation preserves window space and supports space‑saving AC unit queries.

  
  

Q&A

Q: What type of installation does this unit require?A: The Keystone KSTAT14‑2HD is a through‑the‑wall air conditioner with supplemental heat — not suitable for window installation. A wall sleeve may be needed if one isn’t already installed.

Q: What is the cooling and heating capacity?A: It delivers 14,000 BTU cooling and 10,600 BTU supplemental heating, suited for year‑round comfort in larger rooms up to ~700 sq ft.

Q: What power and outlet do I need?A: This model requires a 230 V/20 A dedicated outlet (it won’t work on standard 115 V outlets).

Q: What convenience features are included?A: It has electronic LED controls, programmable 24‑hour timer, sleep and energy saver modes, auto‑restart, and adjustable 4‑way airflow for tailored comfort control.

Q: Does it include a remote control?A: Yes — it comes with a temperature‑sensing LCD remote that helps maintain the set temperature by measuring where you are in the room.

Q: Is the heating mode a primary heat source?A: No — the heat function is supplemental and meant to support (not replace) your main heater.

Q: What maintenance features does it have?A: A washable mesh filter with check‑filter alert makes upkeep easy, and dehumidification up to ~2.9 pints/hr helps improve indoor air comfort.

Maintenance Tips

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  Clean the washable air filter every 30 days to maintain airflow and heating/cooling efficiency

  
  


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  Vacuum or gently brush evaporator and condenser coils seasonally to prevent dust buildup

  
  


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  Keep rear and side vents clear for optimal airflow

  
  


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  Ensure wall sleeve is properly sealed to minimize energy loss

  
  


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  Check and clear drainage openings to prevent water buildup during cooling

  
  


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  Unplug, clean, and cover the unit during off-season to extend lifespan