
The AirTAC ACEJ80~100 Adjustable Compact Cylinder ACEJ80X275-100 is a genuine double acting, double rod, adjustable stroke ISO 21287 compact air cylinder with a Ø80mm bore and 275mm 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.
An external stop screw trims the extend stroke anywhere from 175 to 275 mm on site, so one unit covers several fixture positions without re-ordering. The hard-anodized aluminium body with an S45C hard-chrome plated 20 mm rod runs at 0.15-1.0 MPa (22-145 psi) and 30-500 mm/s.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which matters on long-stroke gantries and press frames where every millimetre of envelope counts. A fixed TPU bumper at each end absorbs end-of-stroke shock. Note the adjuster is a mechanical end stop only - on air loss the piston still drifts, so it never holds a load. FA flange, LB foot and I/Y rod knuckles bolt straight to the ISO 21287 face.
| Model | Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ80X275-100 |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø80 mm |
| Stroke | 275 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. |
| ×275 | Stroke length in mm. |
| -100 | 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.
A 175-275 mm adjustable extend range covers variable product widths on conveyor lines, with the stop screw set during commissioning rather than re-piped.
The -100 window suits applications where the final stroke is tuned during commissioning. This model has no magnet fitted - order the -S code if CMSE / DMSE switches are needed for end-of-stroke sensing. Female M12x1.75 rod thread and 1/8" PT ports keep plumbing and tooling standard.
Quick checklist
Push is 2513.3 N and pull 2356.2 N at 0.5 MPa; at 0.7 MPa push reaches 3518.6 N and pull 3298.7 N, with a theoretical maximum of 512.6 kgf at 1.0 MPa. Operating pressure is 0.15-1.0 MPa (22-145 psi), proof pressure 1.5 MPa (215 psi), speed 30-500 mm/s, temperature -20 to +70 C, air filtered to 40 um. The extend stroke is trimmed by an external stop screw within the ordered 100 mm window (usable 175-275 mm), and a fixed TPU bumper sits at both ends.
The ISO 21287 compact body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so long 275 mm strokes fit shallower machine frames. This version has no magnet fitted; the optional -S code adds one so CMSE / DMSE reed or solid-state switches can sense position. FA flange, LB foot and I/Y rod knuckles mount directly on the ISO 21287 face, and the rod end is female M12x1.75 with 1/8" PT ports.
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