
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED20X15 is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø20mm bore and 15mm 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 ACED20X15 runs a 20 mm bore with a 15 mm stroke and a piston rod leaving BOTH covers. Because each side sees the rod-side area, it delivers 117.8 N at 0.5 MPa in either direction - no push-versus-pull difference. The through-rod resists rotation and side load, and the free back-end rod is handy for carrying a sensor flag on small pick-and-place heads.
The short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it slots into tight fixtures where a full-length body will not fit. A hard-anodized aluminium body pairs with an S45C hard-chrome rod, and a fixed TPU bumper at each end absorbs end-of-stroke shock. At 0.5 MPa the 117.8 N rating works out to roughly 70 N of practical working force, or a vertical lift of about 6 kg with a 2:1 margin. Speed range is 30-500 mm/s over 0.15-1.0 MPa (22-145 psi).
| Model | Airtac ACED Double-acting Compact Cylinder ACED20X15 |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø20 mm |
| Stroke | 15 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 100 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 | 118 N |
| 0.7 MPa | 165 N |
| Max (@1.0 MPa) | 24 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). |
|---|---|
| 20 | Bore size in mm. |
| ×15 | 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 symmetric 117.8 N force in both directions suits a 15 mm clamp-and-release station on an electronics assembly jig, where the through-rod keeps the clamp pad square under light side load.
With about 70 N of usable working force at 0.5 MPa, the ACED20X15 nudges cartons or blisters off a narrow conveyor lane in tight spaces a longer body cannot reach.
A 15 mm press or sample-lift motion lifting roughly 6 kg vertically, with the rear rod carrying a flag for a DMSE switch when the -S magnet option is ordered.
At 20 mm bore this sits between the 16 mm size (75.4 N at 0.5 MPa) and the 25 mm size (206.2 N at 0.5 MPa), so pick the 25 if your clamp needs more than about 100 N of real work. The 15 mm stroke is well inside the 100 mm maximum standard stroke for this bore. Remember a plain double-rod cylinder drifts when air is lost - add a rod lock or pilot check if the load must stay put. Mounting brackets FA/FB flange, LB foot and FTC bolt straight to the ISO 21287 face, with I and Y rod knuckles for the through-rod. If you need CMSE or DMSE switch position feedback, order the -S code; without it no magnet is fitted.
Quick checklist
The ACED20X15 is a double-rod cylinder, so force is identical on both strokes: 117.8 N at 0.5 MPa and 164.9 N at 0.7 MPa, equal push and pull. At the full 1.0 MPa rating the bore reaches about 24 kgf of force. Operating pressure is 0.15-1.0 MPa (22-145 psi) with proof pressure of 1.5 MPa (215 psi), running on air filtered to 40 um at 30-500 mm/s.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, with a fixed TPU bumper at each end to soften end-of-stroke impact. FA/FB flange, LB foot and FTC brackets plus I/Y rod knuckles mount on the standard face. Position sensing needs the optional -S magnet code, which then accepts CMSE or DMSE switches; without -S there is no magnet in the piston.
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