Description
The LG Viero KUSAL121A-KNSAL121A mini split system delivers 12,000 BTU of high-efficiency heating and cooling, designed for reliable year-round climate control in medium-sized spaces. Featuring up to 21.5 SEER2 and 10.6 HSPF2 ratings, this wall-mounted unit uses advanced inverter technology and R-410A refrigerant to deliver powerful performance with reduced energy consumption. Its compact, ductless configuration offers a sleek indoor presence and simplified installation in both residential and light commercial settings.
Performance
Driven by LG’s inverter compressor, the system adjusts its output dynamically to meet indoor temperature demands, maximizing efficiency and minimizing energy waste. The unit’s efficient coil design and electronic expansion valve contribute to faster temperature recovery and improved part-load performance. With airflow output reaching up to 441 CFM, the system ensures consistent temperature distribution across the conditioned space.
Smart Features
Equipped with LG ThinQ™ technology, the KUSAL121A-KNSAL121A supports wireless remote access from smartphones and tablets. Users can monitor and control their comfort settings, track energy usage, and receive maintenance alerts in real time. The system is also compatible with Amazon Alexa and Google Assistant, enabling voice control and seamless integration into smart home ecosystems.
Comfort & Noise
Operating at sound levels as low as 27 dBA indoors, this unit maintains a quiet and comfortable environment—ideal for bedrooms, offices, or media rooms. Multi-directional airflow, adjustable fan speeds, and a programmable sleep mode help maintain stable, personalized comfort. Its slim profile allows for unobtrusive placement on virtually any wall.
Use Case Fit
The KUSAL121A-KNSAL121A is well-suited for single-zone applications in small homes, apartments, light commercial offices, or hospitality suites. It’s also a practical choice for retrofitting older buildings or conditioning new additions without requiring ductwork. With dependable performance in varying climates, it meets the needs of both northern and southern U.S. regions.
Value & Reliability
Built with LG’s proven inverter compressor technology, the system offers dependable operation with reduced wear and tear on components. Anti-corrosion coatings on critical parts improve durability, especially in coastal or humid environments. Integrated smart diagnostics simplify servicing, giving contractors and owners peace of mind over the long term.
Summary Wrap-Up
The LG Viero KUSAL121A-KNSAL121A mini split offers a smart combination of efficient performance, advanced connectivity, and whisper-quiet operation. Whether for residential or light commercial use, this 12,000 BTU system provides exceptional indoor comfort with low operating costs—making it a reliable solution for energy-conscious buyers and facility managers alike.
Key Features
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12,000 BTU Output: Cools and heats mid-sized rooms with consistent performance.
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Up to 21.5 SEER2 / 10.6 HSPF2 Efficiency: Reduces energy consumption while delivering dependable comfort year-round.
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Wi-Fi Enabled with LG ThinQ™: Offers app-based control, voice integration, and system diagnostics.
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Ultra-Quiet Operation (as low as 27 dBA): Maintains peace in bedrooms, offices, and quiet zones.
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Variable-Speed Inverter Compressor: Increases efficiency and enhances long-term reliability.
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Strong Airflow Output (up to 441 CFM): Ensures even distribution of conditioned air throughout the space.
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Space-Saving Design: Wall-mounted unit offers flexible placement without occupying floor space.
