
The AirTAC ACEJ80~100 Adjustable Compact Cylinder ACEJ80X75-75 is a genuine double acting, double rod, adjustable stroke ISO 21287 compact air cylinder with a Ø80mm bore and 75mm 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 ACEJ80X75-75 is a double acting ISO 21287 compact cylinder with an adjustable extend stroke: an external stop screw trims the 75 mm stroke anywhere in a 0-75 mm window, so one unit covers several fixture positions. As a rule of thumb, plan on roughly 1508 N (about 153 kg) of real working force at 0.5 MPa rather than the full rating.
The short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which matters in deep-draw presses and gantry clamping rigs where every millimetre of envelope counts. A fixed TPU bumper at each end absorbs end-of-stroke shock, the hard-anodized aluminium body carries a 20 mm hard-chrome-plated S45C rod with a female M12x1.75 thread, and the 1/8" ports take air filtered to 40 um at 0.15-1.0 MPa (22-145 psi). Note: no magnet is fitted on this version, so position switches cannot be mounted unless you order the optional -S code.
| Model | Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ80X75-75 |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø80 mm |
| Stroke | 75 mm |
| Acting type | Double acting, double rod, adjustable stroke |
| Port size | 1/8" |
| Rod thread | M12×1.75 |
| 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 300 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 | 2356 N |
| 0.7 MPa | 3299 N |
| Max (@1.0 MPa) | 481 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). |
|---|---|
| 80 | Bore size in mm. |
| ×75 | Stroke length in mm. |
| -75 | 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.
Roughly 153 kg of usable working force at 0.5 MPa is enough for date-code stamping on aluminium extrusions, and the compact body fits where a full-length profile cylinder will not.
Choose the 80 mm when your clamp or press needs the 2500 N class inside a short body. The stop screw only shortens the extend stroke and is a mechanical end stop, not a mid-stroke lock - on air loss the piston still drifts, so add a separate holding valve for suspended loads. FA flange or LB foot mountings bolt to the ISO 21287 face, and I/Y rod knuckles suit the female M12x1.75 thread. If you need end-of-stroke sensing, order the -S variant so CMSE / DMSE switches can be fitted.
Quick checklist
At 0.5 MPa it pushes 2513.3 N and pulls 2356.2 N; at 0.7 MPa those rise to 3518.6 N and 3298.7 N, with a theoretical maximum of 512.6 kgf at 1.0 MPa. The -75 code is a 75 mm adjustment window: the external stop screw shortens the 75 mm extend stroke by up to 75 mm, giving a usable 0-75 mm range. It runs at 30-500 mm/s on 0.15-1.0 MPa (22-145 psi) air, with 1.5 MPa (215 psi) proof pressure and a 1/8" port.
The ISO 21287 compact body saves about 50% of the mounting length of an ISO 15552 profile cylinder, with a fixed TPU bumper at both ends absorbing end-of-stroke shock. FA flange and LB foot mountings plus I/Y rod knuckles bolt straight to the standard face, and the rod end is female M12x1.75. Position sensing requires the optional -S magnet, which enables CMSE / DMSE switches; this version has no magnet fitted, so no sensor can be mounted as-is.
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