
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED20X30B is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø20mm bore and 30mm 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 ACED20X30B pushes a 20 mm bore piston through a 30 mm stroke with a rod leaving BOTH covers. Because both strokes see the rod-side area, output is identical in each direction: 117.8 N at 0.5 MPa and 164.9 N at 0.7 MPa. The male rod thread (B code) bolts straight to tooling, and the through-rod resists rotation so the back end can carry a sensor flag or a second load.
The short hard-anodized aluminium body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it slots into tight jigs and guarding. In practice that means roughly 6 kg of vertical lift with a 2:1 margin, or about 70 N of usable work at 0.5 MPa. A fixed TPU bumper absorbs end-of-stroke shock at each cover, speed runs 30-500 mm/s, and the optional -S magnet enables CMSE / DMSE switches.
| Model | Airtac ACED Double-acting Compact Cylinder ACED20X30B |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø20 mm |
| Stroke | 30 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. |
| ×30 | 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 117.8 N force in both directions ejects machined bushings from a fixture on the forward stroke and retracts the ejector plate with identical power - no oversized bore needed.
A 30 mm stroke moves small electronic connectors between two assembly nests on a rotary indexing table, with the through-rod keeping the carrier square at 30-500 mm/s.
About 6 kg of controlled vertical lift presses sample vials into a capping head on a compact benchtop unit where a full-length profile cylinder will not fit.
For a 30 mm stroke, compare the 16 mm bore (75.4 N at 0.5 MPa) if the load is light, or step up to the 25 mm bore (206.2 N) for heavier clamping. This 20 mm size suits mid-range push-pull work around 70 N of practical effort. Remember the piston drifts if air is lost - add a rod lock or pilot check for held loads. FA/FB flange, LB foot and FTC brackets fit the ISO 21287 face, and order the -S code if CMSE / DMSE sensing is needed.
Quick checklist
At 0.5 MPa it produces 117.8 N, and at 0.7 MPa it reaches 164.9 N - the same figure in both directions because the double-rod design exposes the rod-side area on every stroke. Maximum force at 1.0 MPa is 24.0 kgf. Operating range is 0.15-1.0 MPa (22-145 psi) with 1.5 MPa (215 psi) proof pressure.
The ISO 21287 compact body is hard-anodized aluminium with an S45C hard-chrome-plated 10 mm rod, M5x0.8 ports, and a fixed TPU bumper at each cover. Sensing requires the optional -S magnet code; with it, CMSE / DMSE switches mount in the body slots. Without -S there is no magnet and no switch can be fitted.
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