
The AirTAC ACEJ12 Adjustable Compact Cylinder ACEJ16X30-10SB is a genuine double acting, double rod, adjustable stroke ISO 21287 compact air cylinder with a Ø16mm 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 ACEJ16X30-10SB pairs a 16 mm bore with a 30 mm stroke that an external stop screw trims anywhere in a 10 mm window, giving a usable extend range of 20-30 mm. At 0.5 MPa it pushes 100.5 N and pulls 75.4 N; at 0.7 MPa those figures rise to 140.7 N and 105.6 N. The hard-anodized aluminium body carries magnet slots, and this model includes the optional -S magnet so CMSE / DMSE switches can be clipped on for end-of-stroke sensing.
The short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which is why it slots into slim fixtures, small guarding panels and bench-top stations. The S45C hard-chrome rod ends in a male thread (B code), the ports are M5x0.8, and a fixed TPU bumper at each end absorbs end-of-stroke impact. Speed range is 30-500 mm/s.
| Model | Airtac ACEJ12 Adjustable Compact Cylinder ACEJ16X30-10SB |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø16 mm |
| Stroke | 30 mm |
| Acting type | Double acting, double rod, adjustable stroke |
| Port size | M5×0.8 |
| Rod thread | M4×0.7 |
| 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 75 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 | 75 N |
| 0.7 MPa | 106 N |
| Max (@1.0 MPa) | 15 kgf |
ACEJ is double-rod: the rear rod that carries the stroke adjuster exits the rear cover, so both piston faces lose rod area. The rod-side (annular) area is used for both directions (conservative).
| ACEJ | ISO 21287 compact cylinder (adjustable-stroke). |
|---|---|
| 16 | Bore size in mm. |
| ×30 | Stroke length in mm. |
| -10 | Adjustable stroke window (mm the extend stroke can be shortened on site). |
| 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 (double rod, 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 fitted -S magnet lets CMSE or DMSE switches confirm part clamping in a plastics assembly jig, while the short body fits inside the fixture frame.
On a compact conveyor line, the male-thread rod drives a lightweight pusher arm to divert cartons or trays, cycling at up to 500 mm/s.
For this force class, compare both ways: the 12 mm bore pushes only 56.5 N at 0.5 MPa, while stepping up to the 20 mm bore gives 157.1 N - so the 16 mm bore sits in the middle for light clamping and part-presenting jobs around 60 N of working load. If the load must stay put on air loss, remember the stop screw is a mechanical end stop, not a mid-stroke lock, so add a separate locking solution. FA flange or LB foot mounts bolt straight to the ISO 21287 face, and the fitted -S magnet accepts CMSE / DMSE switches without modification.
Quick checklist
At 0.5 MPa it pushes 100.5 N and pulls 75.4 N; at 0.7 MPa it pushes 140.7 N and pulls 105.6 N. Theoretical maximum force is 20.5 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, and the port is M5x0.8. The extend stroke is adjustable from 20 to 30 mm via the external stop screw (10 mm window).
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it fits tight jigs and guards. This model carries the optional -S magnet, so CMSE / DMSE reed or solid-state switches mount directly in the body slots. A fixed TPU bumper at each end absorbs end-of-stroke energy, FA flange and LB foot mounts bolt to the standard face, and the rod ends in a male thread.
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