
The AirTAC Airtac ACE Compact Cylinder ACE50X75 is a genuine double acting ISO 21287 compact air cylinder with a Ø50mm bore and 75mm stroke, 1/8" 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 ACE50X75 is a double acting compact cylinder built to ISO 21287, with a 50 mm bore and 75 mm stroke. Its hard-anodized aluminium body and S45C hard-chrome plated rod resist wear in repetitive cycles, while the fixed TPU bumper at both ends absorbs end-of-stroke energy for quiet, reliable operation.
At 0.5 MPa, the cylinder delivers 981.7 N of push force and 881.2 N of pull force, making it a solid choice for medium-duty automation. The short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it fits into tight machine frames and guarding. For a real-world load, plan on about 60 kg of safe working force at 0.5 MPa, which is roughly 0.6 times the rated push, giving you a practical margin for jigs and tooling.
| Model | Airtac ACE Compact Cylinder ACE50X75 |
|---|---|
| Series | ACE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø50 mm |
| Stroke | 75 mm |
| Acting type | Double acting |
| Port size | 1/8" |
| Rod thread | M10×1.5 |
| 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 250 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 | 982 N | 881 N |
| 0.7 MPa | 1374 N | 1234 N |
| Max (@1.0 MPa) | 200 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). |
|---|---|
| 50 | Bore size in mm. |
| ×75 | 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 the ACE50X75 in a small pneumatic press for inserting bushings into aluminum housings, where the 981.7 N push force at 0.5 MPa handles the fit without overstressing parts.
Mount this cylinder on a packaging line to raise a stop gate that diverts cartons. The 75 mm stroke provides enough lift to clear the conveyor surface, and the compact body fits under the frame.
In a carton erecting station, this cylinder can clamp the bottom flap of a box during sealing. The 881.2 N pull force at 0.5 MPa holds the flap securely while tape is applied.
When sizing this ACE50X75, compare it with the ACE40X75 (628.3 N push at 0.5 MPa) for lighter duty or the ACE63X75 (1558.6 N push at 0.5 MPa) if you need more force. The 50 mm bore offers a balanced force-to-size ratio for many assembly and packaging tasks. This model has a female rod thread (M10x1.5) and a 1/8" port, with a maximum standard stroke of 250 mm, so 75 mm is well within standard range.
Note that this cylinder does not hold its position when air pressure is lost or the valve is centered; the piston will drift under load. For a held load, add a rod lock or pilot check valve. The optional -S magnet is not fitted here, so no CMSE or DMSE sensors can be mounted; order the -S code if you need position sensing. Mounting options like FA/FB flange, LB foot, or CA/CB clevis are available to match your fixture.
Quick checklist
At 0.5 MPa, the push force is 981.7 N and the pull force is 881.2 N. At 0.7 MPa, push is 1374.4 N and pull is 1233.7 N. The theoretical maximum force at 1.0 MPa is 200.2 kgf. The operating pressure range is 0.15-1.0 MPa (22-145 psi), with a proof pressure of 1.5 MPa (215 psi).
It follows ISO 21287, so its body is about 50% shorter than an ISO 15552 profile cylinder, saving space in tight fixtures. It has a fixed TPU bumper at both ends that absorbs impact, not an adjustable cushion. Mounting options include FA/FB flange, LB foot, CA/CB clevis, CR, SDB pivot, and FTC brackets, which bolt directly to the standard face.
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