Best 24000 BTU Air Conditioners With Heat for Efficient Year-Round Comfort 2026

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Finding a reliable 24000 BTU air conditioner with heat can significantly enhance your home’s comfort throughout the year. These units provide powerful cooling in hot months and efficient heating when the temperature drops. Below is a summary table showcasing five highly rated products designed for spaces up to 1500 square feet, each with unique features to help you make an informed choice.

Product Name Type Heating Capability Wi-Fi/Remote Control Ideal Room Size
LG 23,000 BTU Window Air Conditioner with Heat Window Unit Supplemental Heat Remote Control Up to 1400 Sq. Ft.
Whirlpool WHAW242CW 24,000 BTU Window Air Conditioner Window Unit No heat option Remote Control Up to 1500 Sq. Ft.
COSTWAY 24000 BTU Mini Split Air Conditioner & Heater Mini Split Heat Pump Remote Control Up to 1500 Sq. Ft.
Hykolity 24,000 BTU WiFi Enabled Mini Split Air Conditioner & Heater Mini Split Heat Pump Wi-Fi & Remote Up to 1500 Sq. Ft.
Albott 24000 BTU Mini Split Air Conditioner Heat Pump Mini Split Heat Pump Wi-Fi & Voice Assistant Up to 1500 Sq. Ft.

LG 23,000 BTU Window Air Conditioner with Heat

LG 23,000 BTU Window Air Conditioner with Heat

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This LG window AC and heater combo offers low noise operation, running as quietly as 50dB on low mode, ideal for bedrooms or offices where concentration and rest are essential. It features a 230V power requirement and can heat or cool rooms up to 1400 square feet. The unit provides two fan speeds for cooling and heating, allowing you to adjust airflow for optimal comfort. Installation requires placement in a window, and the included remote control enhances convenience.

Whirlpool WHAW242CW 24,000 BTU Window Air Conditioner

Whirlpool WHAW242CW 24,000 BTU Window Air Conditioner

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The Whirlpool unit boasts a 24,000 BTU cooling capacity suitable for rooms up to 1500 square feet. While it does not have heating capability, it includes a dehumidifier function that processes 6.5 pints per hour, improving indoor air quality. It features an electronic control panel with digital display, three cooling speeds, sleep mode, and a programmable 24-hour timer. Installation is simplified with a mounting kit but requires a special 230V outlet.

COSTWAY 24000 BTU Mini Split Air Conditioner & Heater

COSTWAY 24000 BTU Mini Split Air Conditioner & Heater

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This energy-efficient mini split features a heat pump and inverter technology for efficient year-round comfort without frequent compressor cycling, prolonging equipment lifespan. It supports five modes: auto, cool, dry, heat, and fan, with four fan speeds and smart functions like sleep and ECO mode. Control is easy with a remote, and the low noise design ensures peaceful operation. It’s AHRI Certified and designed to cool and heat spaces up to 1500 square feet.

Hykolity 24,000 BTU WiFi Enabled Mini Split AC & Heater

Hykolity 24,000 BTU WiFi Enabled Mini Split AC & Heater

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Hykolity’s mini split provides whisper-quiet, efficient heating and cooling via a high-power compressor and heat pump. It covers rooms up to 1500 sq. ft. with multiple modes and fan speeds, plus Wi-Fi control for smartphone integration. It includes comfort features like 4D airflow, sleep mode, and turbo function. Rated 19 SEER2 and 8.5 HSPF2, it delivers up to 30% energy savings and ETL Listed for safety and reliability.

Albott 24000 BTU Mini Split Air Conditioner Heat Pump

Albott 24000 BTU Mini Split Air Conditioner Heat Pump

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This Albott mini split is designed for quiet operation and highly efficient performance with a SEER2 rating of 21, supporting spaces up to 1500 square feet. It offers Wi-Fi smart controls compatible with voice assistants like Alexa, allowing remote adjustments and scheduling. Features include self-cleaning and inverter technology to optimize energy use and comfort. Installation requires 220V power, and the system is suitable for bedrooms, offices, or living spaces where quiet and efficient heating and cooling are valued.

Buying Guide for 24000 BTU Air Conditioners with Heat

Understanding BTU and Room Size

BTU (British Thermal Unit) rating determines the cooling and heating capacity of an air conditioner. A 24,000 BTU unit is ideal for medium to large rooms, typically covering 1000 to 1500 square feet. It’s important to match the unit size to your room to ensure efficient and effective temperature management without wasting energy.

Heat Functionality Options

Units either offer supplemental electric heat or utilize a heat pump. Heat pumps are more energy-efficient, as they transfer heat rather than generate it electrically, providing better year-round energy savings. Window units often have basic heating capability, suitable for mild cold, whereas mini splits with heat pumps handle more extreme temperatures efficiently.

Energy Efficiency and SEER Ratings

Look for models with high SEER (Seasonal Energy Efficiency Ratio) ratings. A higher SEER rating means better energy efficiency. Mini split units usually offer better efficiency than window units due to inverter technology and variable speed compressors. Energy Star certification and inverter technology improve savings and reduce environmental impact.

Installation Type and Space

Window units are easier to install and more affordable but may obstruct windows and have voltage requirements (often 230V). Mini split systems require professional or semi-DIY installation with indoor and outdoor units, offering more aesthetic and space-saving benefits and quieter operation.

Noise Levels

Noise can be a significant factor in bedrooms or offices. Look for units advertised for quiet operation, typically under 55 dB. Mini splits generally operate quieter than window units since the compressor is located outside.

Smart Features and Control Options

Wi-Fi connectivity, remote control, and compatibility with smart home devices enhance convenience. These features allow you to control temperature settings remotely, set timers, and integrate the AC into your smart home ecosystem.

Additional Features

  • Dehumidification — Helps reduce indoor humidity.
  • Multiple fan speeds and modes — Adjust air circulation and optimize comfort.
  • Timers and programmable settings — Save energy by operating only when needed.
  • Energy-saving modes — Eco or sleep modes lower power consumption.

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