
The AirTAC ACEJ80~100 Adjustable Compact Cylinder ACEJ80X55-10SB is a genuine double acting, double rod, adjustable stroke ISO 21287 compact air cylinder with a Ø80mm bore and 55mm 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.
This 80 mm bore ACEJ is a double acting ISO 21287 compact cylinder with an adjustable extend stroke: an external stop screw trims the 55 mm stroke by up to 10 mm on site, giving a usable 45-55 mm range without changing the cylinder. At 0.5 MPa it 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 fit. The male rod thread (B code) and the fitted -S magnet for CMSE / DMSE switches make it direct ready for monitored fixtures.
| Model | Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ80X55-10SB |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø80 mm |
| Stroke | 55 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. |
| ×55 | Stroke length in mm. |
| -10 | 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.
About 1508 N of usable force at 0.5 MPa clamps cartons on a warehouse palletiser, and the CMSE switch feedback confirms clamp position each cycle.
At this force class, bore 63 pushes 1558.6 N at 0.5 MPa and bore 100 pushes 3927.0 N, so 80 mm sits in the middle for heavy clamping and lifting. Remember the stop screw is a mechanical end stop only - on air loss the piston drifts, so add a separate valve or lock for load holding. FA flange, LB foot and FTC brackets bolt to the ISO 21287 face, and this unit already carries the -S magnet.
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; theoretical maximum is 512.6 kgf at 1.0 MPa. The -10 code gives a 10 mm adjustment window: an external stop screw shortens the extend stroke from 55 mm down to 45 mm. It is a mechanical end stop, not a mid-stroke lock - the piston still drifts if air is lost. Operating range is 0.15-1.0 MPa (22-145 psi), speed 30-500 mm/s, with a fixed TPU bumper at both ends.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, with a hard-anodized aluminium body and a 20 mm S45C hard-chrome rod. This model carries the optional -S magnet, so CMSE / DMSE reed or solid-state switches can be mounted in the body slots. FA flange, LB foot and FTC brackets plus I and Y rod knuckles bolt straight to the ISO 21287 face; the port is 1/8" and the rod end is male thread.
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