
The AirTAC ACEJ80~100 Adjustable Compact Cylinder ACEJ80X150-30S is a genuine double acting, double rod, adjustable stroke ISO 21287 compact air cylinder with a Ø80mm bore and 150mm 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 ACEJ80X150-30S is a double acting ISO 21287 compact cylinder with an adjustable extend stroke: an external stop screw trims the 150 mm stroke by up to 30 mm on site, giving a usable range of 120-150 mm without changing the cylinder. At 0.5 MPa the 80 mm bore pushes 2513.3 N and pulls 2356.2 N, rising to 3518.6 N at 0.7 MPa, with a theoretical maximum of 512.6 kgf at 1.0 MPa.
The short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it slots into presses and gantries where a full-length body will not reach. Because this unit carries the -S magnet, CMSE or DMSE reed and solid-state switches can be clipped onto the body slots for end-of-stroke signalling. A fixed TPU bumper at each end absorbs end-of-stroke impact, and the hard-anodized aluminium body with an S45C hard-chrome plated 20 mm rod stands up to continuous duty at 30-500 mm/s.
| Model | Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ80X150-30S |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø80 mm |
| Stroke | 150 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. |
| ×150 | Stroke length in mm. |
| -30 | 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.
On automotive weld jigs the 120-150 mm adjustable stroke clamps brackets of varying height, and CMSE switches on the fitted magnet confirm clamp closure to the PLC.
Keep the 30 mm window in mind when laying out tooling - the extend stroke can be set anywhere from 120 to 150 mm, but never beyond 150 mm. The adjuster is a mechanical end stop for the extend stroke only, so on air loss the piston still drifts; it is not a mid-stroke lock. FA flange or LB foot mountings and I/Y rod knuckles bolt to the ISO 21287 face, and the fitted -S magnet lets CMSE / DMSE switches report position. Operating window is 0.15-1.0 MPa (22-145 psi) with air filtered to 40 um.
Quick checklist
At 0.5 MPa it pushes 2513.3 N and pulls 2356.2 N; at 0.7 MPa push is 3518.6 N and pull 3298.7 N, with a theoretical maximum of 512.6 kgf at 1.0 MPa. The -30 code is a 30 mm adjustment window: an external stop screw shortens the 150 mm extend stroke to any setting from 120 to 150 mm. It runs double acting on 0.15-1.0 MPa (22-145 psi) air at 30-500 mm/s, with a 1/8" port and an M12x1.75 female rod thread.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which frees space in tight guards and fixtures. This model carries the optional -S magnet, so CMSE or DMSE reed and solid-state switches mount directly in the body slots for end-of-stroke detection. FA flange and LB foot mountings plus I/Y rod knuckles attach to the standard ISO 21287 face, and a fixed TPU bumper at each end absorbs end-of-stroke impact.
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