Compressed air is used as the power of this door system, that the door is opened/closed under the action of cylinder and screw propeller. It works stably, safe and reliable with the character of govering speed, locking, cushion and anti-clamp. It mainly applies to various kinds of luxury passenger buses with pneumatic power.
Compressed air is used as the power of this door system, that the door is opened/closed under the action of cylinder and screw propeller. It works stably, safe and reliable with the character of govering speed, locking, cushion and anti-clamp. It mainly applies to various kinds of luxury passenger buses with pneumatic power.

| Control voltage | DC12V(24V) |
| Rising height | 20mm |
| Pneumatic pressure | 0.4-0.8Mpa |
| Loading capacity | ≤2000N |
| Swing direction | Forward/Backward |
| Ambient temp. | -40℃—+60℃ |
| Max. swing angle | 140° |