Keystone - Summit 115V 550 Sq. Ft. 12,000 BTU Smart Mini Split Air Conditioner 12,400 BTU Heater - White
Model: KYSTNTP12CB1
SKU: 6690155
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The Keystone Summit 12,000 BTU Mini Split AC and Heating System delivers efficient, year-round comfort for bedrooms, offices, additions, studios, and other spaces up to 550 sq. ft. This 115V Energy Star-certified ductless system includes indoor and outdoor units and is designed for professional installation to help ensure proper setup, optimized performance, and reliable long-term use. With up to 23 SEER2 efficiency, advanced R454B refrigerant, and inverter-driven technology, it continuously adjusts output to maintain a more consistent indoor temperature while reducing energy consumption compared to many traditional systems. Built for dependable operation in demanding climates, this mini split performs in outdoor temperatures ranging from 5°F to 131°F. The indoor unit operates as low as 30 dB on low fan. Multiple comfort modes including Cool, Heat, Dry, Fan, Turbo, Sleep, and ECO allow for customized comfort throughout the day. Wi-Fi, app control & smart home compatibility with smart home devices provide convenient remote access to temperature adjustments, scheduling, and energy-saving controls. Keystone customer service helps coordinate professional installation to save time & effort, while premium construction and an up to 7-year warranty support trusted, reliable performance.
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The inverter-driven system delivers 12,000 BTU cooling and 12,400 BTU heating, adjusting output as conditions change to support steady, efficient comfort in spaces up to 550 sq ft.
Ideal for homeowners, property managers, and office managers seeking focused heating and cooling for bedrooms, garages, sunrooms, home offices, and similar spaces.
Designed to operate in outdoor temperatures from 5°F to 131°F, the system provides dependable heating and cooling through hot summers, cold weather, and transitional seasons.
The indoor unit runs at 30 dB on low fan speed, helping minimize disruption while sleeping, working, studying, joining calls, watching TV, or relaxing.
Use the app or compatible voice control to adjust temperatures and schedules remotely. Choose Cool, Heat, Dry, Fan, Turbo, Sleep, or ECO mode to match daily comfort needs.Uses R454B refrigerant.