
The AirTAC Airtac ACE Compact Cylinder ACE100X250S is a genuine double acting ISO 21287 compact air cylinder with a Ø100mm bore and 250mm 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 ACE100X250S is a double acting ISO 21287 compact cylinder with a 100 mm bore and 250 mm stroke, delivering 3927 N of push force at 0.5 MPa. Its hard-anodized aluminium body is about 50% shorter than an ISO 15552 profile cylinder, so it fits into tight machine frames and guarding where a full-length unit will not. The S45C hard-chrome rod and roller-burnished bore handle repeated cycling in automated assembly lines.
At 0.5 MPa, the retract force is 3769.9 N, and at 0.7 MPa push rises to 5497.8 N, with a theoretical maximum of 800.9 kgf at 1.0 MPa. For real work, plan on about 240 kg of vertical lift (roughly 0.6 times the 3927 N push, divided by 9.81) to keep a 2:1 safety margin. The optional -S magnet is fitted here, so CMSE or DMSE reed and solid-state switches can be mounted for position sensing.
| Model | Airtac ACE Compact Cylinder ACE100X250S |
|---|---|
| Series | ACE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø100 mm |
| Stroke | 250 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. |
| ×250 | 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.
Use in a pallet clamping fixture on a CNC machining center to push a 200 kg locating pin into place with a 3927 N force at 0.5 MPa, where the short body fits under the worktable.
Actuate a stop gate on a heavy-duty conveyor line, lifting a 150 kg product diverting arm at 250 mm stroke with the 3769.9 N retract force, saving space in the transfer station.
In a stamping press, eject a finished 180 kg metal tray from a die cavity using the 5497.8 N push at 0.7 MPa, with the compact body fitting between the press columns.
Choose this ACE100X250S when you need a 100 mm bore with a 250 mm stroke and a compact body. If your application requires less force, the ACE80X250 delivers 2513.3 N push at 0.5 MPa, while stepping up to the ACE125X250 gives 6135.9 N push at the same pressure. The 1/4" port suits standard shop air lines, and the female M12x1.75 rod thread accepts common clevis or rod-end attachments.
Since this model carries the -S magnet, order CMSE or DMSE switches for position feedback. For mounting, use FA or FB flanges, LB foot brackets, CA or CB clevises, CR, SDB pivot, or FTC brackets - all bolt directly to the ISO 21287 face. Remember that this cylinder does not hold its position when air is removed; for a held load, add a rod lock or pilot check valve.
Quick checklist
At 0.5 MPa, the push force is 3927 N and the pull force 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. The operating pressure range is 0.15-1.0 MPa (22-145 psi), with a proof pressure of 1.5 MPa (215 psi).
The ACE100X250S has a hard-anodized aluminium body that is about 50% shorter than an ISO 15552 profile cylinder, so it fits into machine guards, jigs, and gantries where a full-length cylinder will not. The fixed TPU bumper at both ends absorbs end-of-stroke impact, and the optional -S magnet allows CMSE or DMSE switches for position sensing. Mounting options include FA/FB flanges, LB foot, CA/CB clevis, CR, SDB pivot, and FTC brackets.
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