
The AirTAC ACEJ80~100 Adjustable Compact Cylinder ACEJ100X80-75SB is a genuine double acting, double rod, adjustable stroke ISO 21287 compact air cylinder with a Ø100mm bore and 80mm 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 with an adjustable extend stroke, the ACEJ100X80-75SB pairs a 100 mm bore with an 80 mm stroke and a 75 mm trim window. At 0.5 MPa it pushes 3927 N and pulls 3769.9 N, rising to 5497.8 N at 0.7 MPa, with a theoretical peak of 800.9 kgf at 1.0 MPa. The hard-anodized aluminium body and S45C hard-chrome plated 20 mm rod stand up to high-cycle factory work, and the short body saves about 50% of the mounting length of an ISO 15552 profile cylinder.
Because the -75 stop screw trims the extend stroke anywhere from 5 to 80 mm on site, one cylinder can serve several fixture positions without re-plumbing. This model carries the optional -S magnet, so CMSE / DMSE switches can be added for end-of-stroke sensing, and the male (B) rod thread suits knuckle attachments.
| Model | Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ100X80-75SB |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø100 mm |
| Stroke | 80 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. |
| ×80 | 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 about 2356 N of usable push at 0.5 MPa, the 100 mm bore holds steel weldments firmly while the 75 mm trim window lets one cylinder serve jigs of different part heights.
The 5-80 mm adjustable extend range suits marking, staking and light forming on assembly lines, delivering up to 5497.8 N at 0.7 MPa in a body far shorter than an ISO 15552 profile cylinder.
If your press or clamp needs more than about 2356 N of working force at 0.5 MPa, the 100 mm bore is the right class. Remember the stop screw is a mechanical end stop for the extend stroke, not a mid-stroke lock, so the piston still drifts if air is lost. FA flange, LB foot and I/Y rod knuckles bolt to the ISO 21287 face; order PT or G ports as required.
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; theoretical maximum is 800.9 kgf at 1.0 MPa. The -75 code is a 75 mm adjustment window: an external stop screw shortens the 80 mm extend stroke to any length from 5 to 80 mm. It is a mechanical end stop, not a load-holding lock, so the piston still drifts on air loss. Operating range is 0.15-1.0 MPa (22-145 psi) with 30-500 mm/s speed.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it fits tight guards and gantries. A fixed TPU bumper at each end absorbs end-of-stroke energy. This model carries the optional -S magnet, so CMSE / DMSE reed or solid-state switches can be mounted in the body slots; without the -S code there is no magnet. Ports are 1/8" (PT), the rod thread is male (B), and FA flange or LB foot mounts bolt straight to the ISO 21287 face.
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