The Zonefirst AOBM-8X18 is a professional-grade 8-inch by 18-inch motorized zone damper designed for bottom-mount or top-mount integration in horizontal rectangular ductwork

supporting multiple mounting configurations for faster service calls

Can I use this as a replacement for a single-stage valve

Direct OEM Compatibility: Designed as a drop-in printed circuit board for various B6EW-X18K

System Compatibility: The standard 1/4" NPT threading and two-wire 4-20 mA output allow for seamless integration into most PLCs and building automation systems

Bard 8402-116 Limit Switch 319852-301 The Zonefirst AOBM-8X18 is aThe Bard 8402 116 Limit Switch is a critical safety component designed for high temperature protection in Bard wall mount heat pumps and air conditioning units. Engineered with a fixed temperature setting of L300 30, this high limit control opens the electrical circuit when the internal plenum temperature reaches 300 degrees Fahrenheit and automatically resets when it cools by 30 degrees. This normally closed (NC) disc style switch prevents heat