Description

Engineered for seamless field installation

Diagnostic LED: Simplifies troubleshooting by providing specific flash codes for system lockouts or hardware failures

Key Benefits: Precise Load Staging: Stabilizes the startup sequence of heating elements to prevent circuit overloads

Operating with a normal main air pressure of 20-22 psig

equalizing pressures during operation

IO Hvac Controls TWIN Twinning Kit 321894-709 Engineered for seamless field installationThe iO HVAC Controls TWIN Universal Twinning Kit is a field proven solution for contractors needing to synchronize multiple HVAC units under a single control point. Commonly cross referenced as the iO TWIN or TK 400, this panel enables a single thermostat to operate two separate systems, ensuring simultaneous blower and stage activation. This kit is compatible with single stage, multi stage, and heat pump equipment, supporting up to 3 heating and 2

Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
To process your return/exchange, please contact us at [email protected]
Please click here for more details>>> Return & Exchange Policy

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