For non-spring return units like the GM or AM series

3/8" Stroke

Optimized Performance: Restores factory-spec combustion efficiency when switching from propane to natural gas

Can I use my existing P399 wiring harness with this unit

Copeland 985-CP2M-7K Pressure Control 326058-755 For non-spring return units likeThe Copeland 985 CP2M 7K is a professional grade dual pressure control designed for precise regulation in commercial refrigeration and HVAC systems. As the direct replacement for 085 CP2M 7K, this unit provides both high limit protection and low pressure cycling in a single, robust housing. The low side operating pressure range spans 15" Hg to 100 psig with a 7" Hg to 70 psig adjustable differential, while the high side handles 100 to 450 psig with a