IO Hvac Controls iO-WW1 Alarm System 320735-701 while the RK 909-CK2 (0887121)

while the RK 909-CK2 (0887121) is specifically for the second check valve

Constructed from durable materials to resist the thermal stresses of the heat exchanger environment

It is compatible with a wide range of Lochinvar and A

a dedicated brazing flux is required

Confirm the 3-phase power supply and the 56-series frame size to ensure physical fitment

IO Hvac Controls iO-WW1 Alarm System 320735-701 while the RK 909-CK2 (0887121)The iO WW1 Warning Watchdog is a professional grade condensing unit alarm system designed for veteran HVACR contractors to safeguard outdoor assets against theft, vandalism, and refrigerant discharge. This hardwired logic panel provides a comprehensive security solution by monitoring the physical and electrical integrity of the system. The iO WW1 kit includes a hardwired logic panel, iO WWPS power supply (12V DC), iO WWS siren (118dB output), iO