
The AirTAC Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ100X90-40 is a genuine double acting, adjustable stroke ISO 21287 compact air cylinder with a Ø100mm bore and 90mm 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 double acting AirTAC compact cylinder to ISO 21287, the ACEJ100X90-40 pairs a 100 mm bore with a 90 mm stroke that an external stop screw can trim by up to 40 mm on site, giving a usable extend range of 50-90 mm. At 0.5 MPa it pushes 3927 N and pulls 3769.9 N, rising to 5497.8 N at 0.7 MPa, so it carries the heavy end of the ACEJ range. The short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which matters when a press fixture or weld gantry leaves no room for a full-length body.
In practice that 3927 N push means you can plan on roughly 2356 N of real work at 0.5 MPa, and the same force lifts about 400 kg vertically, or about 200 kg with a 2:1 margin. The hard-anodized aluminium body carries a S45C hard-chrome plated 20 mm rod, a fixed TPU bumper sits at each end, and the optional -S magnet lets CMSE / DMSE switches report position; without -S no magnet is fitted. FA flange and LB foot mountings bolt straight to the ISO 21287 face.
| Model | Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ100X90-40 |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø100 mm |
| Stroke | 90 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. |
| ×90 | Stroke length in mm. |
| -40 | 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.
With 3927 N push at 0.5 MPa the 100 mm bore stakes, rivets and presses bushings into housings, and the 50-90 mm adjustable range lets one cylinder serve several die heights.
The push force lifts about 200 kg vertically with a 2:1 margin, enough for loaded SBS pallets on an assembly line, with the TPU bumper softening each landing.
The short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it slots between robot fencing and fixture rails where a long-body cylinder will not fit.
At this bore size the step either way is large: a 63 mm bore gives 1558.6 N push at 0.5 MPa, while a 125 mm bore reaches 6135.9 N, so the 100 mm suits loads in the several-hundred-kilogram class. Remember the stop screw is a mechanical end stop for the extend stroke, not a mid-stroke lock, so the rod still drifts if air is lost. Order the -S code if you need CMSE / DMSE sensing, and match FA flange or LB foot hardware to your fixture; ports are 1/8" on this bore.
Quick checklist
At 0.5 MPa it pushes 3927 N and pulls 3769.9 N; at 0.7 MPa push is 5497.8 N and pull 5277.9 N, with a theoretical maximum of 800.9 kgf at 1.0 MPa. The -40 code is a 40 mm adjustment window: an external stop screw shortens the 90 mm extend stroke by up to 40 mm, so the usable range is 50-90 mm. It runs on air filtered to 40 um at 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, with a fixed TPU bumper at both ends.
It is an ISO 21287 compact cylinder with a hard-anodized aluminium body, a 20 mm S45C hard-chrome plated rod and a female M12x1.75 rod thread; the short body saves about 50% of the mounting length of an ISO 15552 profile cylinder. FA flange and LB foot mountings fit the standard ISO 21287 face. Position sensing needs the optional -S magnet ordered with the cylinder, which then accepts CMSE / DMSE switches; this model has no S code, so no magnet is fitted. Port size is 1/8".
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