Smartflex Heat Pump Manuals

8 Smartflex heat pumps with owner guides and verified specifications

Select your Smartflex model number below for installation steps, settings, maintenance schedules, troubleshooting and the full specification sheet. Your model number is printed on the rating plate on the side of the outdoor unit.

Smartflex heat pumps by model number

Smartflex Heat Pump Manuals

Model	Description	Certified
DHX24CSB21SX series	22,000 Btu/h ductless mini-split heat pump	February 2025
EZI09CN15STG1M series	9,100 Btu/h ductless mini-split heat pump	March 2026
EZI09CN23STG1M series	9,100 Btu/h ductless mini-split heat pump	March 2026
EZI12CN15STG1EZI	12,000 Btu/h ductless mini-split heat pump	April 2026
EZI12CN23STG1EZI	12,000 Btu/h ductless mini-split heat pump	April 2026
EZI18CN23STG1EZI	18,000 Btu/h ductless mini-split heat pump	April 2026
EZI24CN23STG1EZI	24,000 Btu/h ductless mini-split heat pump	April 2026
EZI36CN23STG1EZI	33,600 Btu/h ductless mini-split heat pump	April 2026