For full technical specs and other information， please refer to the pdhvac website. Pioneer's newest WYS series wall mount mini split ductless Inverter++ air conditioning and heat pump system allows heating or cooling any contiguous area， quietly， effectively and efficiently. Pioneer brand WYS series ductless split heat pump. WYS is a DC Inverter driven system with variable speed compressor， providing very high efficiency levels. Included wireless remote digital controller allows the users easily select among the 4 operating modes; cooling， heating， dehumidification and ventilation. Additionally， an automatic switch-over mode is available for totally automatic operation through it's on board computer. A timer function allows the user to set the system to start or stop running at a certain time. Night mode function automatically adopts the temperature settings to the naturally changing body temperature levels during the night. Auto restart function memorizes all settings in case of a temporary power failure and restarts the system to continue running the same way after the power is reconnected. An optional Cloud programmable wireless Internet remote access function is also available. Smart buyers choose Pioneer brand DC Inverter++ split systems for their top quality， reliability and performance， available at extremely affordable prices.

Cooling capacity: 18，000 BTU/hour with 20.8 SEER efficiency

Heating capacity: 18，000 BTU/hour with 10 HSPF efficiency

Voltage: 208-230-Volt， 60 Hz， 1-phase

Complete system set including: indoor (fan coil) section， outdoor (condenser) section， wireless remote controller with optional Wi-Fi， 16 ft. L line set with other installation accessories

Unsurpassed support hotline covering installation， use， troubleshooting， warranty and parts issues

Low ambient system can heat down to -13°F ambient outdoor temperatures

Pioneer is the best choice for pros and homeowners with the highest ratings for consumer satisfaction

Certified by: ETL， AHRI， DOE for safety， performance and efficiency

WYS Inverter++ product family is available in different capacities from 9，000 BTU/hour to 24，000 BTU/hour for various residential and light commercial applications

Built with the latest technologies using pulse width modulation driven DC inverter compressor and variable speed DC inverter fan motors for high performance and low power consumption

Pre-charged outdoor unit， accommodating refrigerant line lengths up to 25 ft. per circuit

Energy Star