17 Ago Alerton VAV-DD-E Controller. New In Box.
Alerton VAV-DD-E Controller. New In Box. Dual Duct- Hot/Cold deck-damper actuator control points. Hot/Cold deck air flow sensors. BACnet MS/TP communication....
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17 Ago Alerton VAV-SD2A Single Duct Variable Air Volume Field Controller
Brand new, was extra, box opened tot take pictures...