
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED63X25B is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø63mm bore and 25mm stroke, 1/8" 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 ACED63X25B pushes a 63 mm piston through a 25 mm stroke with a rod leaving BOTH covers. Because each side sees the rod-side area, output is 1458.1 N at 0.5 MPa and 2041.3 N at 0.7 MPa in either direction - there is no weaker pull stroke. The B code gives a male rod thread on both ends, and the 1/8" port serves this bore.
The through-rod resists rotation and side load and gives a symmetric mount, so the free back-end rod can carry a sensor flag or a second tooling plate. Its hard-anodized aluminium body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which is why it slots into tight fixtures. In practice, plan on roughly 875 N of usable work at 0.5 MPa, or match it to a part it lifts about 74 kg vertically with a 2:1 margin. Speed range is 30-500 mm/s over 0.15-1.0 MPa (22-145 psi), with a fixed TPU bumper at each end.
| Model | Airtac ACED Double-acting Compact Cylinder ACED63X25B |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø63 mm |
| Stroke | 25 mm |
| Acting type | Double acting, double rod |
| Port size | 1/8" |
| Rod thread | M10×1.5 |
| 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 250 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 | 1458 N |
| 0.7 MPa | 2041 N |
| Max (@1.0 MPa) | 297 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). |
|---|---|
| 63 | Bore size in mm. |
| ×25 | 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 1458.1 N clamping from either side lets one cylinder clamp a machined housing from both ends of a 25 mm stroke, with the male rod threads taking threaded clamp tips directly.
The back-end rod drives a gate flag while the front rod pushes cartons, and the short ISO 21287 body fits the narrow space beside a conveyor frame where a profile cylinder will not.
About 74 kg of vertical lift capacity at a 2:1 margin suits pressing sample trays or lids in test rigs, with the through-rod keeping the platen square under slight side load.
At 1458.1 N per direction, this bore sits between the 50 mm size (881.2 N at 0.5 MPa) and the 80 mm size (2356.2 N at 0.5 MPa) - step down for lighter clamping, up for heavy press-fit work. The 25 mm stroke is well inside the 250 mm maximum standard stroke for bore 63, so it ships as a catalogue item. 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. Foot (LB), flange (FA/FB) and FTC brackets bolt to the ISO 21287 face, and the optional -S magnet enables CMSE / DMSE switches - this model has no magnet fitted.
Quick checklist
No - the double-rod design puts a rod on both covers, so both strokes use the rod-side area and force is equal each way: 1458.1 N at 0.5 MPa, 2041.3 N at 0.7 MPa, with a maximum of 297.4 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 1/8" port matches the 63 mm bore.
The hard-anodized aluminium ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, and a fixed TPU bumper at each end absorbs end-of-stroke shock. Sensors are not fitted as standard: order the -S code to get the optional magnet, which then allows CMSE or DMSE switches in the body slots. This ACED63X25B has no magnet, so no switch can be mounted on it as supplied.
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