LETO Series Mini Split Air Conditioner Heat Pump, 12000 BTU 110/120V, Inverter, Works with Alexa, SEER2 20.8, 1 Ton, White

The #1 Best-Selling Mini Split System — Reimagined for Modern Comfort

Experience year-round climate control with the Senville LETO Series 12,000 BTU Mini Split Air Conditioner & Heat Pump. Whether you're cooling down in the heat of summer or warming up on a cold winter night, the LETO delivers powerful, whisper-quiet performance — all from a sleek, wall-mounted unit that blends seamlessly into any room.

Smart & Energy-Efficient Comfort

Powered by advanced inverter technology and rated at an impressive SEER2 20.8, the LETO uses up to 34% less energy than standard systems — saving you hundreds of dollars on energy bills every year. It's not just an air conditioner; it's a smarter way to live.

• 12,000 BTU / 1 Ton Capacity — ideal for rooms up to 550 sq. ft.
• SEER2 20.8 Efficiency Rating — up to 21.5 SEER2 for maximum savings
• 110/120V Operation — compatible with standard home electrical systems
• Inverter Technology — adjusts output for consistent temperature and lower energy use
• Heating & Cooling — full heat pump functionality for all-season comfort

Whisper-Quiet Operation

At just 25 dB, the LETO is one of the quietest mini splits on the market. With a dedicated Sleep Mode, it maintains your ideal temperature through the night without disturbing your rest — so you wake up refreshed, every morning.

Works with Alexa — Control from Anywhere

The included Smart WiFi Kit connects the LETO to your home network, enabling voice control via Amazon Alexa and full management through the Senville mobile app. Adjust temperature, fan speed, and mode from anywhere — your couch, your office, or across the country.

Everything You Need — Ready to Install

The LETO comes with a complete 16 ft installation kit, so you have everything required right out of the box:

• 1 Indoor Wall Unit
• 1 Outdoor Compressor Unit
• 16 ft Insulated Copper Line Set
• 16 ft Communication & Power Cable
• 16 ft Drain Hose
• Wall Sleeve, Wall Putty & Pipe Insulation Covers
• Insulation Tape
• Remote Control & Holder
• Smart WiFi Kit

Save Up to 34% on Energy Costs

The LETO's high-efficiency inverter compressor delivers real, measurable savings. Compared to a standard 14 SEER2 system costing ~$800/year to run, the LETO at up to 21.5 SEER2 brings that down to just ~$528/year — a 34% reduction in energy costs.

• High Efficiency — uses less energy for greater savings
• Lower Bills — reduce energy costs year-round
• Reliable — built for consistent performance
• Eco-Friendly — lower energy use, smaller footprint

Industry-Leading Warranty

Senville stands behind every unit with confidence:

• 5-Year Parts Warranty — quality components, reliable performance
• 5-Year Compressor Warranty — built to last, backed with confidence
• Expert Support — Senville's team is here when you need them

Corrosion-resistant coils and durable materials ensure the LETO performs reliably for years to come.

Technical Specifications

• Capacity: 12,000 BTU (1 Ton)
• Voltage: 110/120V
• SEER2 Rating: 20.8 (up to 21.5)
• Noise Level: As low as 25 dB
• Installation Kit: Up to 16 ft included
• Smart Home: Works with Alexa via Smart WiFi Kit
• Color: White