
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED63X20 is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø63mm bore and 20mm 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 ACED63X20 pushes a 63 mm bore through a short 20 mm stroke with a rod leaving both covers. Because each side sees 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. The through-rod resists rotation and modest side load, and the rear rod can carry a sensor flag or a second tooling plate.
The hard-anodized aluminium body with an S45C hard-chrome plated rod runs on air filtered to 40 um at 0.15-1.0 MPa (22-145 psi), 30-500 mm/s, from -20 to +70 C. Its short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it slots into tight jigs and gantries. With 1458.1 N available, plan on roughly 875 N of real work at 0.5 MPa, which lifts about 74 kg vertically with a 2:1 margin. A fixed TPU bumper at each end absorbs end-of-stroke shock.
| Model | Airtac ACED Double-acting Compact Cylinder ACED63X20 |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø63 mm |
| Stroke | 20 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. |
| ×20 | 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 1458.1 N force in both directions lets one ACED63X20 clamp and release a steel workpiece with identical holding force, with the 20 mm stroke matching a short clamp-and-clear cycle.
A rod at each cover drives two guide plates from one cylinder, keeping them parallel without external guides while the through-rod resists rotation at 30-500 mm/s.
About 875 N of usable force at 0.5 MPa seats connectors and small bearings, and the compact body fits where a full-length profile cylinder would overhang the station.
At 1458.1 N per side at 0.5 MPa, this 63 mm bore sits between the 50 mm size (881.2 N) and the 80 mm size (2356.2 N), so pick it when a 50 mm cylinder is under-rated but an 80 mm body will not fit the envelope. The 20 mm stroke is well inside the 250 mm maximum standard stroke for this bore. Remember it does not hold position if air is lost - for a suspended load add a rod lock or pilot check valve. Order the -S code if you want the optional magnet for CMSE / DMSE switches; without it no sensor can be read. FA/FB flange, LB foot and FTC brackets plus I/Y rod knuckles bolt straight to the ISO 21287 face, and the M10x1.5 female rod thread takes standard rod accessories.
Quick checklist
Yes - this is a double-rod cylinder, so a rod exits both covers and both strokes use the rod-side area. Output is 1458.1 N at 0.5 MPa and 2041.3 N at 0.7 MPa, equal in either direction, with a maximum of 297.4 kgf at 1.0 MPa. Operating range is 0.15-1.0 MPa (22-145 psi) with 1.5 MPa (215 psi) proof pressure.
It follows ISO 21287, so the hard-anodized aluminium body is about 50% shorter in mounting length than an ISO 15552 profile cylinder, with a fixed TPU bumper at each end and 1/8" ports. Position sensing needs the optional -S magnet: order ACED63X20S and CMSE or DMSE switches can ride the body's magnet slots; without -S there is no magnet and no sensing.
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