The Keystone Summit 24,000 BTU Mini Split AC and Heating System delivers powerful, energy-efficient comfort for bedrooms, offices, living rooms, additions, and other spaces up to 1,500 sq. ft. This 230V Energy Star-certified ductless system includes indoor and outdoor units and requires professional installation to 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, and 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.
23 SEER2 Efficiency
The inverter-driven system delivers 24,000 BTU cooling and 25,000 BTU heating, adjusting output as conditions change to support steady, efficient comfort in spaces up to 1,500 sq ft.
Targeted Comfort for Open Floor Plans
Ideal for homeowners, property managers, and office managers seeking focused heating and cooling for large open living areas, combined kitchen and family rooms, lofts, offices, and similar spaces.
Built for Changing Seasons
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.
Quiet for Shared Spaces
The indoor unit runs at 30 dB on low fan speed, helping minimize disruption while entertaining, working, watching TV, dining, exercising, or relaxing in open living areas.
Control Comfort Your Way
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.
| Manufacturer | Keystone |
|---|---|
| Set Product as New from Date | Sep 3, 2026 |
| Set Product as New to Date | Nov 3, 2026 |
| Specification | Brand: Keystone Model Number: KYSTNTP24CB2 Product Name: Summit 230V 1,500 Sq. Ft. 24,000 BTU Smart Mini Split Air Conditioner 25,000 BTU Heater Color: White Indoor Unit Dimensions: 8.74"L x 43.19"W x 13.07"H Outdoor Unit Dimensions: 16.57"L x 38.5"W x 31.61"H Cord Length: 0 inches Recommended Room Size: 1500 square feet BTU Cooling Rating: 24000 british thermal units BTU Heat Rating: 25000 british thermal units Number of Cool Settings: 5 Number of Fan Speeds: 5 Airflow Rate: 735 cubic feet per minute Maximum Noise Level: 50 decibels adjusted Minimum Noise Level: 38 decibels adjusted Remote Control: Yes Control Type: Button Integrated Heater: Yes Filter Indicator Light(s): No Filter Type: Washable Sleep Mode: Yes Timer: Yes Auto Shut-Off: No Number of Indoor Units: 1 Number of Outdoor Units: 1 Energy Efficiency Ratio (EER2): 11.7 Voltage Requirement: 230 Seasonal Energy Efficiency Ratio (SEER2): 20 Amperage: 17 amperes ENERGY STAR Certified: No App Compatible: Yes Works With: Amazon Alexa Wireless Connectivity: Wi-Fi Number of Remotes Included: 1 Indoor Unit1 Placement: Wall mount Air Conditioner Type: Split Warranty - Parts: 7 years |
| Hard Drive | 8 GB |