Resideo 40003918-008 Adapter Kit 318172-701 and Penn-Johnson DSI modules with

and Penn-Johnson DSI modules with a compact footprint

including the 2203 and 3003 Series

This module requires a steady 24VAC power supply

Its 50/60 Hz frequency compatibility and wide operating temperature range (-30 to 140°F) ensure stable performance in demanding mechanical rooms

which can be inaccurate in large ducts due to stratification

Resideo 40003918-008 Adapter Kit 318172-701 and Penn-Johnson DSI modules withThe Resideo 40003918 008 Adapter Kit is an essential service component for field repairing Honeywell zone valves specifically applied in low pressure steam systems. This comprehensive kit is designed to restore structural integrity and sealing performance to V4043E, V4043J, and V8043J models without requiring a full valve body replacement. The kit features a high tolerance adapter plate and a precision engineered ball and shaft assembly to ensure