
The AirTAC Airtac ACEJ50~63 Adjustable Compact Air Cylinder ACEJ63X80-10SB is a genuine double acting, adjustable stroke ISO 21287 compact air cylinder with a Ø63mm bore and 80mm 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.
The ACEJ63X80-10SB is a double acting ISO 21287 compact cylinder with an adjustable extend stroke: an external stop screw trims the 80 mm stroke by up to 10 mm on site, giving a usable range of 70-80 mm without changing the cylinder. At 0.5 MPa it pushes 1558.6 N and pulls 1458.1 N, rising to 2182.1 N at 0.7 MPa, with a theoretical peak of 317.9 kgf at 1.0 MPa. The B code gives a male rod thread on the 16 mm rod, and the S code means the magnet is fitted, so CMSE or DMSE switches can be clipped onto the body slots 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 this bore class fits so well inside press fixtures, weld cells and sliding guards. For sizing, treat roughly 935 N (about 95 kg of force) as the practical working output at 0.5 MPa rather than the full rating; vertically that corresponds to lifting a part of roughly 79 kg with a 2:1 margin. A fixed TPU bumper at each end absorbs end-of-stroke impact, the hard-anodized aluminium body runs on a hard-chrome S45C rod, and FA flange or LB foot mounts plus I and Y rod knuckles bolt straight to the ISO 21287 face.
| Model | Airtac ACEJ50~63 Adjustable Compact Air Cylinder ACEJ63X80-10SB |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø63 mm |
| Stroke | 80 mm |
| Acting type | Double acting, adjustable stroke |
| 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 | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 1559 N | 1458 N |
| 0.7 MPa | 2182 N | 2041 N |
| Max (@1.0 MPa) | 318 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| ACEJ | ISO 21287 compact cylinder (adjustable-stroke). |
|---|---|
| 63 | Bore size in mm. |
| ×80 | 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 (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 1558.6 N push at 0.5 MPa stakes, clips or forms aluminium brackets, and the 70-80 mm adjustable window lets the toolmaker set the exact top-of-stroke die position without shims.
On a packaging line the 63 mm bore clamps cartons against a strap head with about 935 N of working force, while the short body fits under a low guard where an ISO 15552 profile cylinder would not.
With the fitted magnet driving a DMSE switch, the robot cell confirms the clamp reached 70-80 mm before welding starts, and the male rod thread takes a Y knuckle onto the fixture pin.
At 63 mm bore this sits in the mid-heavy band: the 50 mm bore delivers 981.7 N push at 0.5 MPa and the 80 mm bore reaches 2513.3 N, so pick 63 mm when your load falls between roughly 95 and 250 kg of working force. The -10 window only shortens the extend stroke within 70-80 mm; it is a mechanical end stop, not a mid-stroke lock, so the rod will still drift if air is lost and a separate holding valve is needed for suspended loads. If you need position feedback, this unit already carries the optional -S magnet for CMSE / DMSE switches; without that code there is no magnet. FA flange, LB foot and FTC brackets, plus I and Y knuckles, mount directly on the standard face.
Quick checklist
At 0.5 MPa it pushes 1558.6 N and pulls 1458.1 N; at 0.7 MPa that rises to 2182.1 N push and 2041.3 N pull, with a theoretical maximum of 317.9 kgf at 1.0 MPa. The -10 code is a 10 mm adjustment window: a stop screw on the extend side shortens the 80 mm stroke by up to 10 mm, so the working range is 70-80 mm. It shortens the stroke only and acts as an end stop, not a load brake. Operating pressure is 0.15-1.0 MPa (22-145 psi), speed 30-500 mm/s, and the port is 1/8".
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 suits tight jigs and guards. A fixed TPU bumper at each end absorbs end-of-stroke impact. This model carries the optional -S magnet, so CMSE or DMSE reed or solid-state switches mount in the body slots; on versions ordered without -S there is no magnet. FA flange, LB foot and rod knuckles attach to the standard ISO 21287 mounting face.
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