
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED25X30S is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø25mm bore and 30mm 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.
The ACED25X30S is a double acting compact cylinder built to ISO 21287, with a piston rod leaving BOTH covers so thrust is identical on the out-stroke and the return - 206.2 N each way at 0.5 MPa (288.6 N at 0.7 MPa). The 25 mm bore carries a 10 mm hard-chrome-plated S45C rod, and the short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which is why it slots into tight jigs and guarding where a full-length body will not fit.
Because a rod exits both ends, the through-rod resists rotation and light side load and gives a symmetric mount; the rear rod can even carry a sensor flag. The -S code on this model means the magnet is fitted, so CMSE or DMSE reed and solid-state switches can be clipped onto the body slot for end-of-stroke detection. A fixed TPU bumper at each end absorbs end-of-stroke shock, and in practical terms the 206.2 N rating supports roughly 124 N of real work at 0.5 MPa, or lifts about 10 kg vertically with a 2:1 margin.
| Model | Airtac ACED Double-acting Compact Cylinder ACED25X30S |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø25 mm |
| Stroke | 30 mm |
| Acting type | Double acting, double rod |
| 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 | Force (both ways) |
|---|---|
| 0.5 MPa | 206 N |
| 0.7 MPa | 289 N |
| Max (@1.0 MPa) | 42 kgf |
Double-rod: a rod exits both covers, so output force is equal in both directions (rod-side area used).
| ACED | ISO 21287 compact cylinder (double-rod). |
|---|---|
| 25 | Bore size in mm. |
| ×30 | 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.
The symmetric 206.2 N thrust both ways lets one ACED25X30S clamp and release a plastic housing in a 30 mm-stroke nest, with the short body fitting inside a compact fixture plate.
With the fitted -S magnet reading CMSE or DMSE switches, the rear rod can also carry a flag, giving dual end-of-stroke signals on a short conveyor gate or diverting slide.
About 124 N of usable force at 0.5 MPa presses small terminals and headers home, while the equal return force retracts the tooling head without a separate spring unit.
At 206.2 N per direction, this 25 mm double-rod unit sits between the 20 mm bore (117.8 N) and the 32 mm bore (345.6 N) - step up to 32 mm if your tooling needs nearly half again more thrust, or down to 20 mm to save space. The 30 mm stroke is well inside the 150 mm maximum standard stroke for this bore, so it ships as a catalogue item. Remember it does not hold position when air is lost; add a rod lock or pilot check valve for a held vertical load. Female M6x1.0 rod thread, PT ports, and FA/FB flange, LB foot or CA clevis mounts bolt straight to the ISO 21287 face.
Quick checklist
Yes - it is a double-rod cylinder, so a rod exits both covers and both strokes use the rod-side area. Output is 206.2 N at 0.5 MPa and 288.6 N at 0.7 MPa in EACH direction, with a maximum of 42.0 kgf at 1.0 MPa. Operating range is 0.15-1.0 MPa (22-145 psi), proof 1.5 MPa (215 psi), speed 30-500 mm/s, air filtered to 40 um.
The S is the optional magnet code - this model carries it, so CMSE or DMSE reed and solid-state switches mount in the body slot for position sensing. The hard-anodized aluminium body with threaded aluminium covers is an ISO 21287 compact design about 50% shorter in mounting length than an ISO 15552 profile cylinder, with a fixed TPU bumper at each end and FA/FB flange, LB foot or CA clevis mounting options.
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