

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 iO HVAC Controls IO-LL is a 24 volt Lead/Lag Controller designed for balanced operation between two redundant devices. This controller is microprocessor controlled, ensuring efficient handling of HVAC needs across various applications.
This controller helps manage system loads effectively by alternating operational time between primary and backup equipment.
Thanks for subscribing!
This email has been registered!