
The AirTAC ACEJ80~100 Adjustable Compact Cylinder ACEJ80X45-10 is a genuine double acting, double rod, adjustable stroke ISO 21287 compact air cylinder with a Ø80mm bore and 45mm 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 ACEJ80X45-10 is a double acting compact cylinder built to ISO 21287, with an 80 mm bore and a 45 mm stroke that an external stop screw trims by up to 10 mm, giving a usable extend range of 35-45 mm. At 0.5 MPa it pushes 2513.3 N and pulls 2356.2 N; at 0.7 MPa those figures rise to 3518.6 N and 3298.7 N, with a theoretical ceiling of 512.6 kgf at 1.0 MPa. As a working rule, plan on roughly 1508 N (about 153 kg) of real work at 0.5 MPa rather than the full rating.
The hard-anodized aluminium body with an S45C hard-chrome plated 20 mm rod saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it slots into short press jigs and machine frames where a full-length body cannot. A fixed TPU bumper at each end absorbs end-of-stroke impact, speed runs 30-500 mm/s, and the operating envelope is 0.15-1.0 MPa (22-145 psi), -20 to +70 C. Position sensing needs the optional -S magnet code; this unit has no magnet fitted, so CMSE or DMSE switches cannot be mounted unless -S is ordered.
| Model | Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ80X45-10 |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø80 mm |
| Stroke | 45 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. |
| ×45 | 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.
Ejecting finished housings off a machining-centre pallet: the compact body fits under the fixture plate, and about 153 kg of usable work at 0.5 MPa clears heavy aluminium castings reliably.
Pushing cartons past a divert gate on a warehouse conveyor line, using the 45 mm stroke trimmed to 35 mm so the pusher clears the belt edge without overtravel.
Keep in mind that the -10 stop screw is a mechanical end stop for the extend stroke only - if air is lost the piston drifts, so do not use it to hold a load mid-stroke. Mounting is via FA flange or LB foot on the ISO 21287 face, with I/Y rod knuckles available, and the rod end here is female M12x1.75 with 1/8" PT ports. If end-position detection matters, order the -S variant so CMSE / DMSE switches can be fitted.
Quick checklist
At 0.5 MPa it pushes 2513.3 N and pulls 2356.2 N; at 0.7 MPa it pushes 3518.6 N and pulls 3298.7 N; the theoretical maximum is 512.6 kgf at 1.0 MPa. It is double acting, runs on air filtered to 40 um at 0.15-1.0 MPa (22-145 psi), proof pressure 1.5 MPa (215 psi), speed 30-500 mm/s, and the extend stroke is adjustable from 35 to 45 mm via the -10 stop screw.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, with a hard-anodized aluminium barrel, S45C hard-chrome 20 mm rod and fixed TPU bumpers at both ends to soften end-of-stroke impact. FA flange and LB foot mountings bolt to the standard face. Sensors are not included: the magnet is the optional -S code, so only an ACEJ80X45-10S accepts CMSE or DMSE switches - this non-S unit has no magnet.
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