Clack V4427 WS2H/3 PCB Relay Expansion Kit Reverse osmosis membrane 4040 with CAL Check™ and warning

with CAL Check™ and warning messages to keep your measurements reliable

Manufactured with durable

If it shows signs of "solarization" or has become opaque

Reference Tempt

this faucet is ideal for filling tall glasses

Clack V4427 WS2H/3 PCB Relay Expansion Kit Reverse osmosis membrane 4040 with CAL Check™ and warningClack V4427 WS2H WS3 PCB Relay Expansion Kit The Clack V4427 PCB Relay Expansion Kit is an essential plug and play circuit board upgrade designed specifically for the heavy duty Clack WS2H and WS3 commercial control valves. This expansion board seamlessly integrates with the main valve PC board, providing two fully programmable dry contact relays. It allows commercial system builders and maintenance engineers to easily synchronize their water