
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED25X90B 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.
The ACED25X90B is a double acting compact cylinder built to ISO 21287, with a 25 mm bore and a 90 mm stroke. A piston rod exits both covers, so the through-rod gives equal output force in both directions - 206.2 N at 0.5 MPa and 288.6 N at 0.7 MPa on either stroke - and the rear rod can carry a sensor flag or a second tooling plate. The male rod thread (B code) bolts straight to external tooling.
The hard-anodized aluminium body with an S45C hard-chrome plated rod runs at 0.15-1.0 MPa (22-145 psi) and 30-500 mm/s, with a fixed TPU bumper at each end. Because the short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, it slots into tight jigs and gantries. In practice, plan on roughly 124 N of usable work at 0.5 MPa, which lifts about 10 kg vertically with a 2:1 margin.
| Model | Airtac ACED Double-acting Compact Cylinder ACED25X90B |
|---|---|
| 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 through-rod pushes a clamp arm on the front rod while the rear rod drives a position flag, delivering the same 206.2 N clamping force whichever way the 90 mm stroke moves.
A male-threaded rod end accepts a pusher plate to divert cartons between conveyor lanes at 30-500 mm/s, with the TPU bumper absorbing each end-of-stroke stop.
Equal force both ways makes the cylinder ideal for reciprocating slide tensioning, where the compact body fits a guard that rules out a full-length ISO 15552 profile cylinder.
At 206.2 N per direction at 0.5 MPa, the 25 mm bore suits clamping and positioning loads in the 10-12 kg class; step down to the 20 mm bore (117.8 N) for lighter gates, or up to the 32 mm bore (345.6 N) when the part is heavier. The 90 mm stroke sits well inside the 150 mm standard range for this bore, so no made-to-order build is needed. Remember that a plain double-rod cylinder drifts when air is lost - add a rod lock or pilot check if the load must stay put. This version has no magnet; order the -S code if you later need CMSE / DMSE switch positions.
Quick checklist
Because a rod exits both covers, output is equal in both directions: 206.2 N at 0.5 MPa and 288.6 N at 0.7 MPa on either stroke, with a maximum of 42.0 kgf at 1.0 MPa. Operating pressure is 0.15-1.0 MPa (22-145 psi), proof pressure 1.5 MPa (215 psi), speed 30-500 mm/s, and the air must be filtered to 40 um.
A fixed TPU bumper at each cover decelerates the piston at both ends of the 90 mm stroke. Position sensing is not fitted on this model - the magnet is the optional -S code, which enables CMSE or DMSE reed or solid-state switches in the body slots. Mounting brackets such as FA/FB flange, LB foot, CA clevis and I/Y rod knuckles bolt to the ISO 21287 face.
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