
The AirTAC ACEJ80~100 Adjustable Compact Cylinder ACEJ100X75-75B is a genuine double acting, double rod, 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 double acting ISO 21287 compact cylinder, the ACEJ100X75-75B pairs a 100 mm bore with a 75 mm stroke that an external stop screw trims anywhere in the 0-75 mm range. The short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so heavy clamping fits into tight presses and gantries.
The hard-anodized aluminium body carries a 20 mm S45C hard-chrome rod with a male thread (the B code), fed through 1/8" ports. A fixed TPU bumper at each end absorbs end-of-stroke shock, and the stop screw is a mechanical end stop only - on air loss the piston drifts, so add a separate valve for load holding. The magnet is not fitted here; order the -S code if you later need CMSE / DMSE switch positions. FA flange or LB foot mounts bolt to the standard ISO 21287 face.
| Model | Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ100X75-75B |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø100 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 | 3770 N |
| 0.7 MPa | 5278 N |
| Max (@1.0 MPa) | 769 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). |
|---|---|
| 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 (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.
With 3927 N at 0.5 MPa (about 400 kg of vertical force), the 100 mm bore marks, stamps or rivets aluminium brackets on short-stroke bench presses where the compact body fits under a low head frame.
The 0-75 mm adjustable window lets one cylinder serve several fixture heights on a CNC pallet, trimming the extend stroke with the stop screw instead of swapping hardware between part families.
The 75 mm stroke sits well inside the 300 mm maximum standard stroke for this bore, so no made-to-order length is needed. Pick the B male rod thread for external rod couplings, add FA or LB mounting to suit the fixture, and remember the -S code if position sensing via CMSE / DMSE switches is planned.
Quick checklist
Push is 3927 N and pull 3769.9 N at 0.5 MPa; at 0.7 MPa push reaches 5497.8 N, with a theoretical maximum of 800.9 kgf at 1.0 MPa. It is double acting with a 75 mm stroke adjustable down to 0 mm via the stop screw, runs at 30-500 mm/s on air filtered to 40 um at 0.15-1.0 MPa (22-145 psi), proof pressure 1.5 MPa (215 psi), temperature -20 to +70 C, with a 20 mm male-thread rod and 1/8" ports.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, with a hard-anodized aluminium barrel, threaded aluminium covers and a fixed TPU bumper at each end that only decelerates at the ends - it never locks or holds a load. FA flange and LB foot mounts fit the standard face. This version has no magnet; order the -S code to enable CMSE / DMSE reed or solid-state switches.
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