Description
The LG Viero KUSAE181A-KNSAE181A delivers 18,000 BTU of high-efficiency heating and cooling in a ductless mini split format, making it an ideal solution for larger single-zone spaces. This wall-mounted system uses eco-friendly R-410A refrigerant and operates with inverter compressor technology to ensure smooth, responsive performance year-round. With rated efficiencies up to 21.5 SEER2 and 10.5 HSPF2, the unit balances power and energy savings, meeting the demands of both residential and light commercial applications.
Performance
At its core, this LG Viero model features a variable-speed inverter compressor that dynamically adjusts output to meet exact load requirements. The result is enhanced part-load efficiency, reduced cycling, and more consistent indoor temperatures. The system’s robust coil design and durable heat exchanger deliver effective thermal transfer, while airflow rates up to 530 CFM ensure quick and even room conditioning during both heating and cooling cycles.
Smart Features
The KUSAE181A-KNSAE181A supports LG ThinQ™ Wi-Fi connectivity, enabling remote access and full control from a smartphone or smart home assistant. Through the ThinQ app or voice commands via Google Assistant or Amazon Alexa, users can adjust temperatures, set schedules, and monitor system performance from anywhere. Its zoning capability ensures precise climate control, making it perfect for dedicated comfort in targeted areas.
Comfort & Noise
Engineered for ultra-quiet operation, the indoor unit runs at whisper-quiet levels as low as 27 dBA, even under load. The system features multi-directional airflow, adjustable louvers, and customizable fan speeds to maintain even temperatures throughout the zone. Comfort-focused modes like Sleep Mode and Auto Operation fine-tune temperature and fan speed settings to adapt to occupancy and usage patterns.
Use Case Fit
With a cooling/heating capacity of 18,000 BTU, this model is well-suited for larger rooms or open-concept residential zones such as living rooms, large bedrooms, and finished basements. It also serves light commercial uses including small retail spaces or private offices. Its reliable cold-weather performance and energy-efficient cooling make it viable in a wide range of climates across the U.S., from the Northeast to the Sunbelt.
Value & Reliability
Backed by LG’s advanced engineering, this system features corrosion-resistant outdoor coils and smart diagnostics for ease of maintenance and long-term reliability. The inverter compressor not only boosts efficiency but also extends the system’s life by avoiding high-stress start/stop cycles. Its design reflects LG’s commitment to low-maintenance, high-performance HVAC solutions trusted by professionals and homeowners alike.
Summary Wrap-Up
The LG Viero KUSAE181A-KNSAE181A stands out as a versatile, high-performance mini split system that meets the needs of discerning homeowners, property managers, and contractors. Offering 18,000 BTU of efficient comfort, smart control features, and quiet operation, this unit is built for lasting performance and energy-conscious climate control. Whether for retrofits or new installs, it's an intelligent choice for targeted comfort delivery.
Key Features
-
18,000 BTU Cooling & Heating Capacity: Optimized for large residential rooms and light commercial spaces.
-
Up to 21.5 SEER2 and 10.5 HSPF2 Efficiency: Provides energy savings while delivering powerful year-round comfort.
-
LG ThinQ Smart Connectivity: Offers full remote control via smartphone or voice assistants like Alexa and Google Assistant.
-
Ultra-Quiet Indoor Sound Levels (27 dBA): Ensures comfort without disruptive noise, ideal for living and working spaces.
-
Variable-Speed Inverter Compressor: Enhances energy efficiency and system longevity with smooth load adjustments.
-
Advanced Air Distribution: Features motorized louvers and high airflow rates for fast, even temperature regulation.
-
Corrosion-Resistant Outdoor Unit: Designed for durability in diverse environmental conditions and climates.