United Automation A407274-HV, HVAC Control, 17.4A 17.4A

The United Automation Thyristor stack offers seamless control of single phase resistive loads using advanced burst firing technology. Designed for HVAC applications, this controller features fast pulse zero volts switching to minimise flicker and eliminate RFI problems. It also includes an auto reset temperature trip, integral semiconductor fuses, and a heatsink for efficient cooling. With easy access to signal and power terminals, installation is straightforward and user friendly.

Zero voltage switching for flicker free operation and reduced RFI
Din rail or panel mounting for flexible installation
Integrated heatsink for enhanced thermal management
LED power level indicator
Auto reset over temperature protection