Comparison Table Airpot Pneumatic Actuator Comparison Table Airpot Pneumatic Actuator

Model Airpot
2KS56P
Airpot
2KS95P
Airpot
2KS160P
Airpot
2KS240P
Airpot
 2KS325P
Airpot
2KS444P
Piston diameter
0.22 Inch
5.59 mm
0.366 Inch
9.3 mm
0.627 Inch
15.93 mm
0.945 Inch
24 mm
1.281 Inch
32.5 mm
1.75 Inch
44.4 mm
Piston area 0.038 In²
24.52 mm²
0.105 In²
67.88 mm²
0.309 In²
199.2 mm²
0.701 In²
452.25 mm²
1.289 In²
830.97 mm²
2.405 In²
1551.61 mm²
Max. operating pressure 125 psi
0.85 MPa
100 psi
0.69 MPa
100 psi
0.69 MPa
100 psi
0.69 MPa
100 psi
0.69 MPa
100 psi
0.69 MPa
Force output at max. pressure
4.75 lbs
21.1 N
10.5 lbs
46.84 N
30.9 lbs
137.45 N
70.1 lbs
312.05 N
128.8 lbs
573.37 N
240.5 lbs
1070.61 N
Required min. pressure differential
0.5 psi
345 Pa
0.5 psi
345 Pa
0.5 psi
345 Pa
0.5 psi
345 Pa
0.5 psi
345 Pa
0.5 psi
345 Pa
Max. leak rate at reference pressure
65 psi (0.45 MPa)
125 psi (0.86 MPa)
50 psi (0.34 MPa)
100 psi (0.69 MPa)


0.19 SL/min
0.57 SL/min




0.36 SL/min
1.17 SL/min




0.74 SL/min
2.78 SL/min




1.06 SL/min
5.60 SL/min




2.12 SL/min
9.60 SL/min




3.6 SL/min
15.0 SL/min
Friction coefficient
0.2 0.2 0.2 0.2 0.2 0.2
Piston friction as % of load
(without side load)
0.5 - 1.5
0.5 - 1.5
0.5 - 1.5
0.5 - 1.5
0.5 - 1.5
0.5 - 1.5
Temperature range
- 55 to
+ 150 °C
- 55 to
+ 150 °C
- 55 to
+ 150 °C
- 55 to
+ 150 °C
- 55 to
+ 150 °C
- 55 to
+ 150 °C
Component weight of the fixed mass in g
(cylinder, bottom, etc.)
6.4 +
1.2 x stroke
8.9 +
2.9 x stroke
13.6 +
6.1 x stroke
40.6 +
11.5 x stroke
60.3 +
17.5 x stroke
821 +
25.7 x stroke
Component weight of the movable mass in g
(piston and rod)
1.4 +
0.2 x stroke
2.8 +
0.4 x stroke
4.3 +
0.4 x stroke
8.3 +
1.3 x stroke
13.6 +
6.3 x stroke
31.6 +
6.3 x stroke