
The AirTAC ACEJ80~100 Adjustable Compact Cylinder ACEJ80X90-75SB is a genuine double acting, double rod, adjustable stroke ISO 21287 compact air cylinder with a Ø80mm 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 ISO 21287 compact cylinder, the ACEJ80X90-75SB pairs an 80 mm bore with a 90 mm stroke that an external stop screw trims on site: the -75 window means the extend stroke can be set anywhere from 15 to 90 mm without shims or a new cylinder. At 0.5 MPa it pushes 2513.3 N and pulls 2356.2 N, and the male rod thread (B code) plus PT ports make plumbing and tooling attachment straightforward.
The short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it slots into presses, guarding and gantries where a full-length body will not fit. Because the -S magnet is fitted, CMSE or DMSE reed or solid-state switches can be clamped into the body slots for end-of-stroke signals. A fixed TPU bumper at each end absorbs end-of-stroke impact, and the hard-anodized aluminium body with a hard-chrome plated S45C rod resists wear in daily production duty.
| Model | Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ80X90-75SB |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø80 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 | 2356 N |
| 0.7 MPa | 3299 N |
| Max (@1.0 MPa) | 481 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). |
|---|---|
| 80 | 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.
The short ISO 21287 body fits inside jig cavities too tight for a full-length profile cylinder, clamping cast aluminium housings on CNC fixtures with FA flange mounting and male-thread rod tooling.
On warehouse conveyor lines, the 90 mm stroke (trimmable to 15 mm) swings heavy gates and pop-up stoppers, and the fitted -S magnet feeds CMSE switch signals back to the PLC for gate-open confirmation.
If your jig needs roughly 2500 N, the 80 mm is the balanced pick. Remember the stop screw only shortens the extend stroke and is not a mid-stroke lock - on air loss the piston still drifts, so add a separate holding valve where a load must stay put. FA flange or LB foot mountings bolt to the ISO 21287 face, and the fitted -S magnet lets you add CMSE / DMSE switches whenever position feedback is needed.
Quick checklist
The -75 code sets a 75 mm adjustment window: an external stop screw shortens the 90 mm extend stroke to any length from 15 to 90 mm. It is a mechanical end stop only - it does not hold a load if air is lost. Operating range is 0.15-1.0 MPa (22-145 psi) with 1.5 MPa (215 psi) proof pressure, speed 30-500 mm/s, and air filtered to 40 um.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it fits tight guarding and jig spaces. A fixed TPU bumper at both ends absorbs end-of-stroke impact. This model carries the optional -S magnet, so CMSE / DMSE reed or solid-state switches can be mounted in the body slots for position signals. Mounting options include FA flange and LB foot, with I and Y rod knuckles available; the rod end here is male thread (B code) and ports are 1/8" PT.
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