
The AirTAC ACEJ80~100 Adjustable Compact Cylinder ACEJ100X90-75B is a genuine double acting, double rod, 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 big-bore ISO 21287 compact cylinder that works double acting: air drives the rod out and pulls it back, and an external stop screw trims the extend stroke anywhere in the ordered 75 mm window, giving a usable range of 15-90 mm. The B code specifies a male rod thread on the 20 mm rod, and the port is 1/8" PT.
The hard-anodized aluminium body with an S45C hard-chrome-plated rod keeps the mounting length roughly half that of an ISO 15552 profile cylinder, so heavy clamping or pressing fits into tight machine frames. Fixed TPU bumpers absorb end-of-stroke shock, speed spans 30-500 mm/s, and pressure runs 0.15-1.0 MPa (22-145 psi) with 1.5 MPa (215 psi) proof.
| Model | Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ100X90-75B |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø100 mm |
| Stroke | 90 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. |
| ×90 | 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.
Short-body mounting saves roughly 50% of the length of an ISO 15552 profile cylinder, so the press head fits inside a compact guarding frame while still delivering 5497.8 N at 0.7 MPa.
The stop screw is a mechanical end stop only - on air loss the piston drifts, so add a separate valve or lock if position must be held. FA flange or LB foot mountings bolt to the ISO 21287 face; this unit has no magnet, so if CMSE or DMSE switches are needed later, order the -S version.
Quick checklist
At 0.5 MPa it pushes 3927 N and pulls 3769.9 N; at 0.7 MPa push rises to 5497.8 N, and the 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 90 mm extend stroke on site, so the usable range is 15-90 mm. It shortens the stroke only - it never extends it past 90 mm, and it is a mechanical end stop, not a mid-stroke lock, so the piston still drifts if air is lost.
It is an ISO 21287 compact cylinder: hard-anodized aluminium body, S45C hard-chrome-plated 20 mm rod, threaded aluminium covers, and a fixed TPU bumper at each end to absorb end-of-stroke shock. The body is about 50% shorter in mounting length than an ISO 15552 profile cylinder. This model has no magnet fitted; order the -S code to enable CMSE or DMSE switches. Mounting options include FA flange and LB foot, with I and Y rod knuckles. Operating spec: 0.15-1.0 MPa (22-145 psi), -20 to +70 C, 30-500 mm/s, air filtered to 40 um.
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