Johnson Controls T-4000-630 Conversion Kit Els PW 17895 There is no functional or

There is no functional or technical difference between these two model numbers

The MARS 16025 Potential Relay is a heavy-duty motor starting component engineered for high-demand HVACR applications

providing the necessary phase shift for single-phase motor efficiency

including G6RC and FG6RA series furnaces

The Mueller W40102 2-1/8" Tee is a high-grade wrot copper fitting engineered for high-capacity HVACR systems and commercial plumbing

Johnson Controls T-4000-630 Conversion Kit Els PW 17895 There is no functional orThe Johnson Controls T 4000 630 Conversion Kit is a field proven solution for transitioning existing field installed pneumatic thermostats to the T 4000 series. This white pneumatic universal conversion kit is designed for technical specialists who need to modernize legacy HVAC controls without a full system overhaul. It facilitates the replacement of dual temperature or single temperature controls, ensuring stable pneumatic signal accuracy and