
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED25X90 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 ACED25X90 pushes a 25 mm piston through a 90 mm stroke with a rod leaving BOTH covers. Because each side sees the rod-side area, output is identical either way: 206.2 N at 0.5 MPa and 288.6 N at 0.7 MPa. Air supply is 0.15-1.0 MPa (22-145 psi), speed runs 30-500 mm/s, and the fluid must be air filtered to 40 um.
The through-rod resists rotation and light side load, and the rear rod is a handy carrier for a sensor flag on a gate or slider. The hard-anodized aluminium body with an S45C hard-chrome plated rod saves roughly 50% of the mounting length of an ISO 15552 profile cylinder, so it slots into tight fixtures. At 0.5 MPa the 206.2 N rating is about 21 kgf, so plan on lifting roughly 10 kg vertically with a 2:1 margin. A fixed TPU bumper at each end takes the end-of-stroke hit; it does not hold position, so add a rod lock or pilot check if the load must stay put when air drops.
| Model | Airtac ACED Double-acting Compact Cylinder ACED25X90 |
|---|---|
| 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.
The equal 206.2 N output in both directions lets a jig-and-fixture builder eject a machined aluminium blank from its nest on the forward stroke and retract the pusher with identical force, no spring return needed.
A packaging line uses the through-rod as a rigid guide for a 90 mm divert gate that swings small cartons between two lanes at 30-500 mm/s, with the rear rod doubling as a flag mount for a position sensor when the -S magnet is ordered.
A testing bench presses sample vials into a sealing station with about 10 kg of vertical lift capacity at a 2:1 margin, the compact short body fitting inside a guarded enclosure where a full-length profile cylinder cannot.
At 206.2 N per direction at 0.5 MPa, this 25 mm bore sits between the 20 mm size (117.8 N) and the 32 mm size (345.6 N) - step down for lighter clamps, up if you need 345 N. The 90 mm stroke is well inside the 150 mm standard limit for bore 25, so no made-to-order build is needed. Ports are M5x0.8 and the rod ends in a female M6x1.0 thread. This code has no magnet: order the -S version if you want CMSE / DMSE switch detection. FA/FB flanges, LB feet, CA/CB clevises and I/Y rod knuckles bolt straight to the ISO 21287 face.
Quick checklist
It is a double-rod cylinder, so force is the same pushing and pulling: 206.2 N at 0.5 MPa and 288.6 N at 0.7 MPa, both taken on the rod-side area. Peak output 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, and speed spans 30-500 mm/s.
The ISO 21287 short body is hard-anodized aluminium with threaded covers and a fixed TPU bumper at each end, cutting mounting length by about 50% versus an ISO 15552 profile cylinder. Sensing is not fitted on this code: the magnet is the optional -S version, which accepts CMSE / DMSE switches. Mounting brackets (FA/FB flange, LB foot, CA/CB clevis, FTC) and I/Y rod knuckles attach to the standard ISO 21287 face.
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