
The AirTAC Airtac ACE Compact Cylinder ACE32X25 is a genuine double acting ISO 21287 compact air cylinder with a Ø32mm bore and 25mm 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 ACE32X25 is a double acting compact cylinder built to ISO 21287, with a hard-anodized aluminium body that is about 50% shorter than an ISO 15552 profile cylinder. At 0.5 MPa it delivers 402.1 N of push force, so it handles light assembly pushes in tight spaces where a full-length cylinder will not fit.
A fixed TPU bumper at each end absorbs impact, and the S45C hard-chrome rod resists wear. For real work at 0.5 MPa, plan for about 241 N of usable load, which is roughly 24.6 kg of vertical lift with a 2:1 safety margin. The optional -S magnet is not fitted here, so no CMSE or DMSE sensor can be mounted without ordering that code.
| Model | Airtac ACE Compact Cylinder ACE32X25 |
|---|---|
| Series | ACE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø32 mm |
| Stroke | 25 mm |
| Acting type | Double acting |
| Port size | 1/8" |
| Rod thread | M8×1.25 |
| 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 200 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 | 402 N | 346 N |
| 0.7 MPa | 563 N | 484 N |
| Max (@1.0 MPa) | 82 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). |
|---|---|
| 32 | Bore size in mm. |
| ×25 | 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 ACE32X25 to clamp small parts in a CNC fixture, where its short body fits between spindles and the 402.1 N push holds components securely during drilling.
Mount this cylinder on a labeling machine to press labels onto boxes. The 25 mm stroke matches the label height, and the compact body fits under the conveyor guard.
Deploy the ACE32X25 as a pneumatic stop on a light assembly line. Its 345.6 N pull retracts the stop quickly, and the TPU bumper prevents shock when parts arrive.
Choose the ACE32X25 when you need a 32 mm bore with a 25 mm stroke in a compact envelope. If you need more force, step up to the ACE40X25, which pushes 628.3 N at 0.5 MPa; for lighter duty, the ACE25X25 pushes 245.4 N. This model has a 1/8" port and a female M8x1.25 rod thread, and it accepts FA/FB flange, LB foot, CA/CB clevis, CR, SDB pivot, or FTC mounting brackets.
Quick checklist
At 0.5 MPa, push is 402.1 N and pull is 345.6 N. At 0.7 MPa, push is 563 N and pull is 483.8 N. The theoretical maximum force is 82 kgf at 1.0 MPa. The operating pressure range is 0.15-1.0 MPa (22-145 psi), and the proof pressure is 1.5 MPa (215 psi).
Only if you order the -S option, which adds a built-in magnet. Without the -S code, this ACE32X25 has no magnet, so CMSE or DMSE reed or solid-state switches cannot be mounted. The cylinder itself is ISO 21287 compact with a fixed TPU bumper at both ends, not an adjustable cushion.
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