Aerotech® BA4000 Curtain Machine - 4' Travel Length flatrate and lights

and lights

8 Pin Relay

4:1 7 1/2" Two Way 1/4" x 41' 91125 1

the 240 Volt Hired-Hand Curt-O-Matic II Emergency Ventilation System has a 5-minute delay

Thru Wall/Inside Corner Bracket Kit for AP Curtain Controller

Aerotech® BA4000 Curtain Machine - 4' Travel Length flatrate and lightsThe 4,000 pound capacity of this Aerotech BA4000 Curtain Machine with a four foot travel length reduces the number of machines needed for longer buildings. It uses heavy duty, long travel actuators to operate curtain or air inlet baffles. The unique ball bearing screw design delivers 90% of the motor's power to cable, providing lower power use and increased reliability. The quality drive motor features an internal electric brake for precise