
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED25X30SB 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 ACED25X30SB is a double acting, double-rod compact cylinder built to the ISO 21287 short-body format. A 10 mm hard-chrome-plated S45C rod exits BOTH covers, so the 25 mm bore delivers 206.2 N at 0.5 MPa and 288.6 N at 0.7 MPa in each direction - both strokes work on the rod-side area, so push and pull are identical. The B code gives a male rod thread, and the S code means the magnet is fitted, so CMSE or DMSE reed and solid-state switches can be clamped straight onto the body slots.
The hard-anodized aluminium body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which is why this bore suits tight jigs, guarding and gantry slides. Practical sizing: keep real work near 124 N at 0.5 MPa, and treat it as lifting about 10 kg vertically with a 2:1 margin. A fixed TPU bumper at each end absorbs end-of-stroke energy, speed runs 30-500 mm/s, and the through-rod resists rotation while the rear rod can carry a sensor flag.
| Model | Airtac ACED Double-acting Compact Cylinder ACED25X30SB |
|---|---|
| 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 30 mm stroke and equal 206.2 N force in both directions let one ACED25X30SB clamp and release a machined aluminium bracket with identical pressure each way.
With the fitted magnet and CMSE switches at both ends, a small-parts ejector on an electronics assembly line confirms extend and retract at 30-500 mm/s.
A packaging machine reciprocating guide uses the through-rod on both covers so the slide is guided symmetrically and resists rotation without extra hardware.
Step down to ACED20X30SB if 117.8 N at 0.5 MPa covers the job, or step up to ACED32X30SB for 345.6 N. Remember this is not a position holder: if the load must stay put when air is lost, add a rod lock or pilot check valve. Mount with FA/FB flange, LB foot, CA/CB clevis or FTC brackets plus I/Y rod knuckles on the ISO 21287 face, and order PT ports as standard or G on request. This unit already carries the optional -S magnet for CMSE / DMSE switching.
Quick checklist
Yes - the double-rod design means both strokes use the rod-side area. At 0.5 MPa you get 206.2 N each way, at 0.7 MPa 288.6 N each way, and the maximum at 1.0 MPa is 42.0 kgf. Operating range is 0.15-1.0 MPa (22-145 psi) with a 1.5 MPa (215 psi) proof pressure.
S means the optional magnet is fitted on this model, so CMSE / DMSE switches can be mounted in the body slots; B means a male rod thread instead of female. The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, with a fixed TPU bumper at each end and FA/FB, LB, CA/CB or FTC mounting options.
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