
The AirTAC Airtac ACEJ32~40 Adjustable Cushion Compact Cylinder ACEJ32X100-75S is a genuine double acting, adjustable stroke ISO 21287 compact air cylinder with a Ø32mm bore and 100mm 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 ACEJ32X100-75S is a double acting AirTAC compact cylinder built to ISO 21287, with a 32 mm bore and a 100 mm stroke that an external stop screw can trim anywhere in a 75 mm window, giving a usable extend range of 25-100 mm. At 0.5 MPa it pushes 402.1 N and pulls 345.6 N; at 0.7 MPa push rises to 563 N, and the theoretical ceiling is 82 kgf at 1.0 MPa. The hard-anodized aluminium body with an S45C hard-chrome plated rod carries a fixed TPU bumper at both ends.
Because the short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, it slots into tight jigs, guarding and gantries where a full-length body will not fit. As a rule of thumb, plan for roughly 240 N of real work at 0.5 MPa (about 0.6 of the push rating), which is a vertical lift of around 12 kg - or about 6 kg with a 2:1 margin. The -S code on this model means the magnet is fitted, so CMSE / DMSE reed or solid-state switches can be mounted directly on the body slots.
| Model | Airtac ACEJ32~40 Adjustable Cushion Compact Cylinder ACEJ32X100-75S |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø32 mm |
| Stroke | 100 mm |
| Acting type | Double acting, adjustable stroke |
| Port size | 1/8" |
| Rod thread | M8×1.25 |
| 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 200 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 | 402 N | 346 N |
| 0.7 MPa | 563 N | 484 N |
| Max (@1.0 MPa) | 82 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). |
|---|---|
| 32 | Bore size in mm. |
| ×100 | 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 25-100 mm trim range lets one cylinder serve several fixture sizes; 402.1 N push at 0.5 MPa clamps aluminium or small steel workpieces securely.
A short body that saves about 50% of the mounting length of an ISO 15552 profile cylinder fits between conveyor frames, while the fitted magnet feeds CMSE switch signals to the PLC.
With about 12 kg of vertical lift equivalent at 0.5 MPa, it ejects pressed brackets or formed clips from dies at up to 500 mm/s.
Size both ways before committing: the 25 mm bore delivers 245.4 N push at 0.5 MPa, while the 40 mm bore reaches 628.3 N, so the 32 mm at 402.1 N sits squarely in the mid force band. 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 do not rely on it to hold a load. FA flange, LB foot and FTC brackets plus I/Y rod knuckles bolt straight to the ISO 21287 face, and the fitted -S magnet lets CMSE / DMSE switches report end positions. Female M8x1.25 rod thread, PT ports, speed 30-500 mm/s.
Quick checklist
Push is 402.1 N and pull 345.6 N at 0.5 MPa; at 0.7 MPa push reaches 563 N (pull 483.8 N), with a theoretical maximum of 82 kgf at 1.0 MPa. It is double acting with an adjustable extend stroke: the -75 stop screw trims the 100 mm stroke by up to 75 mm, so the usable range is 25-100 mm. Operating pressure is 0.15-1.0 MPa (22-145 psi), proof 1.5 MPa (215 psi), speed 30-500 mm/s, temperature -20 to +70 C, air filtered to 40 um, port 1/8" PT, rod thread M8x1.25 female.
An external stop screw on the head shortens the extend stroke on site within the ordered 75 mm window - it trims the stroke down, it never lengthens it past 100 mm. The fixed TPU bumper at each end absorbs end-of-stroke energy but does not brake or hold a load. This model carries the optional -S magnet, so CMSE / DMSE reed or solid-state switches mount in the body slots for end-position sensing. FA flange, LB foot and FTC brackets plus I/Y knuckles bolt straight to the ISO 21287 mounting face.
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