
The AirTAC ACEJ80~100 Adjustable Compact Cylinder ACEJ80X175-30S is a genuine double acting, double rod, adjustable stroke ISO 21287 compact air cylinder with a Ø80mm bore and 175mm 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 ACEJ80X175-30S is a double acting ISO 21287 compact cylinder with an adjustable extend stroke: an external stop screw trims the 175 mm stroke by up to 30 mm on site, giving a usable range of 145-175 mm. At 0.5 MPa it pushes with 2513.3 N and pulls with 2356.2 N, rising to 3518.6 N at 0.7 MPa. Because the short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, this 80 mm bore slides into gantries and press fixtures where a full-length body cannot.
The hard-anodized aluminium body carries a 20 mm S45C hard-chrome rod with a female M12x1.75 thread, and a fixed TPU bumper at each end absorbs end-of-stroke impact. The -S code means the magnet is fitted, so CMSE or DMSE reed and solid-state switches can be clamped anywhere along the body for end-of-travel signals.
| Model | Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ80X175-30S |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø80 mm |
| Stroke | 175 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. |
| ×175 | 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.
With about 150 kg of usable working force at 0.5 MPa, this bore suits light press-fit and staking operations on assembly lines, and the short body fits tight press frames.
The fitted -S magnet accepts CMSE / DMSE switches, so end-of-travel confirmation is available for PLC interlocks on pallet stopper and gate actuators in conveyor systems.
If the stroke must be set precisely in the fixture, the 30 mm window here lets you dial the extend stroke anywhere between 145 and 175 mm without shims. Remember the stop screw is a mechanical end stop only: on air loss the piston still drifts, so it is not a mid-stroke lock. FA flange and LB foot mountings bolt to the ISO 21287 face, and the fitted -S magnet pairs with CMSE / DMSE switches for position feedback.
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: a stop screw on the front cover shortens the 175 mm extend stroke by up to 30 mm, so the working range is 145-175 mm. The stop is a mechanical end stop, not a load-holding lock - on air loss the piston still drifts. Operating pressure is 0.15-1.0 MPa (22-145 psi), speed 30-500 mm/s, and a fixed TPU bumper sits at both ends.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it suits tight gantries and guards. This model carries the optional -S magnet, so CMSE / DMSE reed or solid-state switches can be mounted along the body slots. FA flange, LB foot and FTC brackets plus I and Y rod knuckles bolt straight to the ISO 21287 face. The rod end is female M12x1.75 and the air port is 1/8" (PT thread).
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