
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED63X25 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 ACED63X25 pushes a 63 mm bore through a short 25 mm stroke with a rod leaving BOTH covers. Because each side works on the rod-side area, output is a symmetric 1458.1 N at 0.5 MPa and 2041.3 N at 0.7 MPa in either direction - there is no stronger push than pull on this through-rod design. The 16 mm hard-chrome-plated S45C rod resists rotation and side load, and the free back-end rod is a handy place to carry a sensor flag or a second tooling plate.
The hard-anodized aluminium body cuts the mounting length to roughly half that of an ISO 15552 profile cylinder, so the ACED63X25 slots into tight clamping fixtures and gantry stations where a full-length body will not reach. Air is filtered to 40 um, pressure runs 0.15-1.0 MPa (22-145 psi) with 1.5 MPa (215 psi) proof, speed spans 30-500 mm/s, and fixed TPU bumpers absorb end-of-stroke shock at both covers. In practice, plan on about 875 N of real work at 0.5 MPa (roughly 60% of the rating), which corresponds to lifting about 74 kg vertically with a 2:1 margin.
| Model | Airtac ACED Double-acting Compact Cylinder ACED63X25 |
|---|---|
| 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.
A 25 mm stroke is ideal for pressing bearings into gearbox housings on an assembly line; the symmetric 1458.1 N at 0.5 MPa squeezes evenly from either side of the fixture.
The through-rod lets a CNC cell push parts into a machining nest and eject them back out with the same 2041.3 N at 0.7 MPa, using one cylinder instead of two.
Short-travel squaring arms driven at 30-500 mm/s align cartons before taping; the back-end rod carries a second pusher pad so both flaps are set in one cycle.
At 1458.1 N per direction, the 63 mm 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 when your press or clamp needs under 880 N, step up when the job approaches 1.5 kN. Remember the piston drifts if air is lost, so a held vertical load calls for a rod lock or pilot check valve rather than this bare cylinder. The 25 mm stroke is well inside the 250 mm maximum standard stroke for this bore, and the ISO 21287 face accepts FA/FB flange, LB foot and FTC brackets plus I and Y rod knuckles. Add the -S code only if you want the optional magnet for CMSE / DMSE switches; without it no sensor can be read.
Quick checklist
Output is equal in both directions because a rod exits each cover: 1458.1 N at 0.5 MPa and 2041.3 N at 0.7 MPa on the 63 mm bore, with a maximum of 297.4 kgf at 1.0 MPa. As a working rule, size the task to about 875 N at 0.5 MPa, which lifts roughly 74 kg vertically with a 2:1 margin. Operating range is 0.15-1.0 MPa (22-145 psi), proof is 1.5 MPa (215 psi), and speed runs 30-500 mm/s.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it fits shallow fixtures and guarded cells. Position sensing requires the optional -S magnet code; with -S ordered, CMSE or DMSE switches ride the body slots, but without -S no magnet is fitted. FA/FB flanges, LB foot and FTC brackets plus I/Y rod knuckles bolt straight to the standard face, and a fixed TPU bumper at each end absorbs end-of-stroke shock.
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