

Ships same day if ordered by 12 pm
Manufacturer pricing rules prevent us from advertising our discount — no account or email required to see it.
Secure Payments
Easy Returns
Expert Advice
Fast Shipping
The Pres:Air:Trol MCB311A is a sequencing switch rated at twenty amps per pole. It features multiple sequences, which are indicated by the color of the cam. A high volume button is necessary for activation. This switch is designed for center spout mounting and comes with a blue cam color, available in four-function configurations.
This product is essential for controlling air sequencing in various HVAC applications.
Thanks for subscribing!
This email has been registered!