
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED25X90SB is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø25mm bore and 90mm 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.
A double acting compact cylinder built to ISO 21287, the ACED25X90SB pushes a 25 mm bore through a 90 mm stroke with a rod leaving both covers. Because each side sees the rod-side area, output is a matched 206.2 N at 0.5 MPa and 288.6 N at 0.7 MPa in either direction, and the through-rod shrugs off rotation and light side load. The male rod thread from the B code bolts straight to your tooling.
The short hard-anodized aluminium body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it slots into tight jigs and guarding where a full-length body will not fit. Practical sizing: plan on roughly 124 N (about 12.6 kgf) of real work at 0.5 MPa, or expect it to lift about 10 kg vertically with a 2:1 margin. A fixed TPU bumper at each end absorbs end-of-stroke shock, the S code means the magnet is already fitted for CMSE / DMSE switches, and speed runs 30-500 mm/s at 0.15-1.0 MPa (22-145 psi).
| Model | Airtac ACED Double-acting Compact Cylinder ACED25X90SB |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø25 mm |
| Stroke | 90 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. |
| ×90 | 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.
Equal 206.2 N force on extend and retract lets one cylinder both seat and release an aluminium machined part in a drilling fixture without recalibrating the clamp.
The fitted -S magnet and a back-end rod carrying a flag give CMSE or DMSE switch feedback on a 90 mm shuttle stroke inside a compact assembly gantry.
About 10 kg of vertical lift with a 2:1 margin suits stoppering or pressing small vial trays in a compact benchtop packaging or test station.
At 206.2 N per direction this bore sits between the 20 mm frame (117.8 N at 0.5 MPa) and the 32 mm frame (345.6 N), so pick it when a fixture needs balanced force on both strokes plus a back-end rod for a sensor flag. The 90 mm stroke is well inside the 150 mm standard limit for bore 25. Remember the piston drifts if air is lost - add a rod lock or pilot check where a load must stay put. FA/FB flange, LB foot, CA clevis and FTC brackets mount on the ISO 21287 face, and the fitted -S magnet accepts CMSE / DMSE switches out of the box.
Quick checklist
It is a double-rod cylinder, so force is identical on both strokes: 206.2 N at 0.5 MPa and 288.6 N at 0.7 MPa (rod-side area each way). At 1.0 MPa the ceiling is 42.0 kgf. 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 ISO 21287 short body cuts mounting length by roughly half versus an ISO 15552 profile cylinder, with a hard-anodized aluminium barrel, S45C hard-chrome rod, M5x08 ports (M5x0.8) and fixed TPU bumpers at both ends. The B code gives a male 10 mm rod thread, and the S code means the magnet is fitted, so CMSE / DMSE switches mount directly. FA flange, LB foot, CA clevis and FTC brackets bolt to the standard face.
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