Run your home AC on a generator without hard starts. The Micro Air EasyStart FLEX is an advanced soft starter designed for home air conditioners up to 6 tons (72,000 BTUs).
It features adaptive learning technology to optimize startup performance and deliver a simple, one-size-fits-all solution.
Ideal for running air conditioners or heat pumps on generators, inverters, or limited power without hard starts.
Not sure which model you need?
EasyStart FLEX Soft Starter for Home Air Conditioners
SKU: ASY-398-X1S-BL
$379.00Price
EasyStart FLEX is designed for single-phase motors used in residential and light commercial air conditioning systems. It reduces startup current by up to 75%, allowing your AC to run efficiently on generators, inverters, or limited utility power.
Key Benefits
- Reduce startup current by up to 75%
- Run your AC on generators and limited power sources
- One-size-fits-all solution for most home AC units
- Compact design for easy installation in tight spaces
- 100% quality control tested in the USA
Smart Features (Bluetooth Enabled)
- Built-in diagnostics without disassembly
- Submit technical support requests directly from the app
- Easy transfer to a new AC unit with guided setup
- On-demand firmware updates
- Free mobile app (iPhone & Android)

