
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED12X30S is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø12mm 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.
The ACED12X30S is a double acting, double-rod compact cylinder built to the ISO 21287 short-body format. A 6 mm hard-chrome-plated S45C rod exits both covers, so the 12 mm bore delivers an identical 42.4 N at 0.5 MPa (59.4 N at 0.7 MPa) on every stroke - no push-versus-pull mismatch. The -S code means the magnet is fitted, so CMSE or DMSE reed and solid-state switches can be clipped onto the body for end-of-stroke signalling. Its hard-anodized aluminium body takes up roughly half the mounting length of an ISO 15552 profile cylinder.
Because both rod ends are live, the through-rod resists rotation and light side load and gives a symmetric mount in tight slides, gates and test fixtures. The female M3x0.5 rod thread accepts standard knuckles, and a fixed TPU bumper at each end absorbs end-of-stroke shock. For planning: treat about 25 N (0.6 of the 0.5 MPa rating) as the usable working force, which is roughly a 2 kg vertical lift with a 2:1 margin. Operating range is 0.15-1.0 MPa (22-145 psi) at 30-500 mm/s.
| Model | Airtac ACED Double-acting Compact Cylinder ACED12X30S |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø12 mm |
| Stroke | 30 mm |
| Acting type | Double acting, double rod |
| Port size | M5×0.8 |
| Rod thread | M3×0.5 |
| 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 50 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 | 42 N |
| 0.7 MPa | 59 N |
| Max (@1.0 MPa) | 9 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). |
|---|---|
| 12 | 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 42.4 N stroke slides microscope slides or small sample trays between stations, and the fitted magnet drives a CMSE switch to confirm each index.
Equal force both ways makes the through-rod ideal for eject and retract of connector pins or watch components from a 30 mm-tight die pocket.
A back-end rod carries a sensor flag while the front rod does the probing, so one ACED12X30S handles both actuation and DMSE position feedback.
At 42.4 N per direction this is the light-duty end of the ACED range: step up to the 16 mm bore for 75.4 N or the 20 mm bore for 117.8 N at 0.5 MPa if the part weight grows. The 30 mm stroke sits well inside the 50 mm maximum standard stroke for a 12 mm bore, so it ships as a catalogue item. Choose the female M3x0.5 rod thread (this model) for knuckle fittings, and keep the -S magnet if CMSE/DMSE position feedback is planned. Note that a plain double-rod cylinder drifts when air is lost - add a rod lock or pilot check if the load must stay put.
Quick checklist
Yes - the double-rod design means both strokes use the rod-side area, so output is equal both ways: 42.4 N at 0.5 MPa and 59.4 N at 0.7 MPa, with a maximum of 8.6 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, temperature -20 to +70 C, on air filtered to 40 um.
It is an ISO 21287 compact cylinder whose short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it fits shallow slides and guarded assemblies. The -S magnet is fitted on this model, so CMSE or DMSE reed or solid-state switches mount directly in the body slots. A fixed TPU bumper at each end absorbs end-of-stroke energy, and FA/FB flange, LB foot and FTC brackets bolt to the standard ISO 21287 face.
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