
The AirTAC Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ100X75-75 is a genuine double acting, adjustable stroke ISO 21287 compact air cylinder with a Ø100mm 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.
A heavy-duty short-stroke actuator, the ACEJ100X75-75 is double acting with an adjustable extend stroke: an external stop screw trims the 75 mm stroke anywhere in the 0-75 mm window, so one cylinder serves several fixture positions. At its 100 mm bore it pushes 3927 N and pulls 3769.9 N at 0.5 MPa, rising to 5497.8 N at 0.7 MPa - enough to lift about 200 kg vertically with a 2:1 margin (400 kg theoretical at 0.5 MPa).
The ISO 21287 compact body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which matters when a 75 mm stroke must fit inside a press jig or weld fixture. The hard-anodized aluminium body carries a S45C hard-chrome-plated 20 mm rod with a female M12x1.75 thread, and fixed TPU bumpers absorb end-of-stroke shock at both ends. This version has no magnet fitted; order the optional -S code if you need CMSE / DMSE switch sensing.
| Model | Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ100X75-75 |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø100 mm |
| Stroke | 75 mm |
| Acting type | Double acting, 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 | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 3927 N | 3770 N |
| 0.7 MPa | 5498 N | 5278 N |
| Max (@1.0 MPa) | 801 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). |
|---|---|
| 100 | 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 (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 3927 N push at 0.5 MPa clamps steel stampings in a transfer press, and the 0-75 mm adjustment lets one jig handle panels of different thickness without re-plumbing.
Mounted under a CNC fixture plate, the short ISO 21287 body ejects heavy aluminium castings after milling, where a full-length profile cylinder would not fit under the table.
On a bag or carton palletizer, the 75 mm stroke squares loads against a stop at 30-500 mm/s, with LB foot mounting on the conveyor frame and the 1/8" PT port fed from the machine manifold.
At 0.5 MPa this bore delivers 3927 N push, well above the 80 mm bore (2513.3 N) and below the 125 mm bore (6135.9 N), so pick 100 mm when your clamp or press load sits between roughly 1400 and 2300 N of real work - about 60% of the rated push is a sensible planning figure. Remember the stop screw is a mechanical end stop for the extend stroke, not a mid-stroke lock: on air loss the piston still drifts, so use a separate valve or lock for load holding.
FA flange and LB foot mountings bolt to the standard ISO 21287 face, and I or Y rod knuckles suit swinging links. If position feedback is needed, specify the -S magnet variant with CMSE / DMSE switches; this non-S unit cannot carry a sensor. Running range is 30-500 mm/s at 0.15-1.0 MPa (22-145 psi).
Quick checklist
At 0.5 MPa it pushes 3927 N and pulls 3769.9 N; at 0.7 MPa it reaches 5497.8 N push and 5277.9 N pull, with a theoretical maximum of 800.9 kgf at 1.0 MPa. The -75 code is a 75 mm adjustment window: an external stop screw shortens the 75 mm extend stroke on site anywhere from 0 to 75 mm. It is a mechanical end stop only - it never holds a load on air loss. Operating range is 0.15-1.0 MPa (22-145 psi), speed 30-500 mm/s, air filtered to 40 um.
The ISO 21287 compact body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it slots into tight jigs and gantries. It has fixed TPU bumpers at both ends to absorb end-of-stroke impact. FA flange and LB foot mounts plus I/Y rod knuckles bolt straight to the standard face, and the rod end is female M12x1.75. Sensing requires the optional -S magnet with CMSE / DMSE switches - this unit, ordered without -S, has no magnet and cannot carry a switch.
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