the internal contacts open

Flexible Sensing: Supports five different application modes

2" WC setpoint for consistent performance without the need for field adjustment

Debris Filtration: Provides reliable particulate filtration to protect sensitive metering devices and solenoids from system solids

Zonefirst AOBD-12X10 Damper R-410A the internal contacts openThe Zonefirst AOBD 12X10 is a heavy duty automatic opposed blade damper designed for precision airflow management within forced air zoning systems. Measuring 12 inches wide by 10 inches high, this unit features an opposed blade damper configuration, which is the preferred choice for veteran technicians seeking to minimize air turbulence and ensure a more linear pressure drop compared to parallel blade designs. Utilizing a 24Vac power open power closed