
The AirTAC Airtac ACE Compact Cylinder ACE100X120B is a genuine double acting ISO 21287 compact air cylinder with a Ø100mm bore and 120mm stroke, 1/4" air ports and a hard-anodized aluminium body. Its short compact envelope saves about 50% of the mounting length of an ISO 15552 profile cylinder.
This AirTAC ACE100X120B is a double acting compact cylinder that extends and retracts its 20 mm rod with air pressure on both strokes. The 100 mm bore generates a 3927 N push force at 0.5 MPa, which translates to a practical vertical lift of about 240 kg when you apply a 2:1 safety margin.
The ISO 21287 short body is roughly 50% shorter than an ISO 15552 profile cylinder, so it fits inside tight machine guards and gantries. The male rod thread (B code) simplifies direct coupling, and the hard-anodized aluminium body with a hard-chrome S45C rod resists wear in continuous cycling. This version has no magnet, so CMSE or DMSE sensors cannot be fitted unless you order the optional -S code.
| Model | Airtac ACE Compact Cylinder ACE100X120B |
|---|---|
| Series | ACE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø100 mm |
| Stroke | 120 mm |
| Acting type | Double acting |
| Port size | 1/4" |
| Rod thread | M12×1.75 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 500 mm/s |
| Cushion | Fixed TPU bumper (both ends) |
| Max standard stroke | Up to 300 mm |
Specifications follow the official AirTAC ACE-series (ISO 21287) datasheet. Body: hard-anodized aluminium alloy; piston rod: S45C carbon steel with hard-chrome plating. Rod type: female thread (blank) or male thread (B). Thread options: PT (blank) / G. A built-in magnet is OPTIONAL — add the -S code to fit CMSE / DMSE position sensors.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 3927 N | 3770 N |
| 0.7 MPa | 5498 N | 5278 N |
| Max (@1.0 MPa) | 801 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| ACE | ISO 21287 compact cylinder (double-acting). |
|---|---|
| 100 | Bore size in mm. |
| ×120 | Stroke length in mm. |
| S | Optional built-in magnet for CMSE / DMSE sensors (omit for no magnet). |
| B | Rod type: B = male thread; blank = female thread. |
ACE-family variants: ACE (double acting), ASE / ATE (single acting push / pull), ACED (double rod), ACEJ (adjustable stroke), TACE / TACED (non-rotating twin-guide yoke). Mounting accessories: FA / FB flange, LB foot, CA / CB clevis, CR, SDB pivot, FTC; plus I and Y knuckles. Thread PT (blank) / G.
Lift a 200 kg platen on a small stamping press with a 2:1 safety margin using the 3927 N push force at 0.5 MPa, while the compact body fits under the press frame.
Drive a 120 mm stop gate on a packaging line to divert cartons, using the 3769.9 N pull stroke to retract the gate quickly without a spring return.
Clamp a heavy weld fixture in an automotive assembly cell with the 5497.8 N push at 0.7 MPa, while the short ISO 21287 body clears the robot path.
For lighter indexing tasks, the ACE80X120 offers a 2513 N push at 0.5 MPa, while this ACE100X120B nearly doubles that with 3927 N. If you need more force, step up to the ACE125X120 which pushes 6135.9 N at 0.5 MPa. The 1/4" port matches standard shop air lines, and the male rod thread allows direct attachment of a clevis or rod end without a separate adapter. Since there is no magnet, skip the sensor option unless you add the -S code; for position sensing, order ACE100X120SB instead.
Quick checklist
At 0.5 MPa, push is 3927 N and pull is 3769.9 N. At 0.7 MPa, push is 5497.8 N and pull is 5277.9 N. The theoretical maximum force is 800.9 kgf at 1.0 MPa. Operating pressure range is 0.15-1.0 MPa (22-145 psi).
No, this ACE100X120B has no magnet because the -S code was not ordered. Without the optional -S magnet, CMSE or DMSE switches cannot detect piston position. If you need sensor feedback, order the ACE100X120SB version instead.
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