
The AirTAC Airtac ACE Compact Cylinder ACE25X100B is a genuine double acting ISO 21287 compact air cylinder with a Ø25mm bore and 100mm stroke, M5×0.8 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 ACE25X100B is a double acting ISO 21287 compact cylinder that extends and retracts its 10 mm rod with air pressure. Its 25 mm bore delivers 245.4 N of push force at 0.5 MPa, and the short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it fits into tight machine frames and guarding.
Because the body is hard-anodized aluminium with an S45C hard-chrome rod, it resists wear in continuous cycling. The fixed TPU bumper at each end absorbs impact, and the M5x0.8 port suits small-bore air circuits. For a real workload, plan for about 15 kg of safe vertical lift at 0.5 MPa, which is roughly 60% of the rated push force, leaving a margin for friction and acceleration.
| Model | Airtac ACE Compact Cylinder ACE25X100B |
|---|---|
| Series | ACE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø25 mm |
| Stroke | 100 mm |
| Acting type | Double acting |
| Port size | M5×0.8 |
| Rod thread | M6×1.0 |
| 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 150 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 | 245 N | 206 N |
| 0.7 MPa | 344 N | 289 N |
| Max (@1.0 MPa) | 50 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). |
|---|---|
| 25 | Bore size in mm. |
| ×100 | 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 245.4 N push at 0.5 MPa to clamp a small aluminum bracket in a CNC fixture, where the compact body fits under a workholding plate.
Drive a 100 mm stroke to fold and tab a cardboard carton flap on a packaging line, with the fixed TPU bumper preventing end-of-stroke shock.
Mount on a machine guard to push a light access door open, using the 206.2 N pull force to retract it safely within a 30-500 mm/s speed range.
Choose the ACE25X100B when you need a 100 mm stroke in a compact envelope, such as inside a pick-and-place gantry or a guarded cell. It produces 245.4 N push and 206.2 N pull at 0.5 MPa, which is stronger than the ACE20's 157.1 N push but lighter than the ACE32's 402.1 N push, so match it to your actual load. Since this model has no -S magnet, it cannot accept CMSE or DMSE sensors; order the -S version if you need position sensing. The male rod thread (B) simplifies mounting to a clevis or rod end, and the ISO 21287 face accepts FA, LB, or CA brackets.
Quick checklist
At 0.5 MPa, push is 245.4 N and pull is 206.2 N. At 0.7 MPa, push is 343.6 N and pull is 288.6 N. The theoretical maximum force is 50.1 kgf at 1.0 MPa. Operating pressure is 0.15-1.0 MPa (22-145 psi), with a proof pressure of 1.5 MPa (215 psi).
The ACE25X100B has a short body that saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it fits into confined jigs or behind panels. It uses a fixed TPU bumper at both ends to absorb impact, not an adjustable air cushion, and operates at speeds from 30 to 500 mm/s. The optional -S magnet is not fitted here, so no CMSE or DMSE sensor can be mounted without ordering the -S version.
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