Packard PM43440 Transformer Always verify the S1-025-29041-006 part

Always verify the S1-025-29041-006 part number against your specific model's data plate

It is a direct replacement for many Tempstar

Visible moisture or steam escaping near the bellows base

System Reliability: Restores proper drainage flow to prevent pressure switch faults and potential system lockouts

Installation of the Watts RK 800M4V 1/2"-3/4" repair kit is straightforward

Packard PM43440 Transformer Always verify the S1-025-29041-006 partThe Packard PM43440 is a versatile 40VA Class II control transformer engineered for reliable performance in demanding HVACR applications. Designed for maximum field flexibility, this multi tap transformer features primary voltage inputs of 120V, 208V, and 240V, making it a "truck stock" essential for residential and commercial service calls. The secondary side provides multiple output options at 24V, 12V, and 2. 5V via standard wire leads, allowing