
The AirTAC ACEJ80~100 Adjustable Compact Cylinder ACEJ100X80-30B is a genuine double acting, double rod, adjustable stroke ISO 21287 compact air cylinder with a Ø100mm bore and 80mm 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 ACEJ100X80-30B is a double acting ISO 21287 compact cylinder with an adjustable extend stroke. The -30 code sets a 30 mm adjustment window: an external stop screw trims the 80 mm extend stroke anywhere between 50 and 80 mm on site, so one cylinder covers several fixture positions. The B code gives a male rod thread on the 20 mm rod, with a 1/8" port.
The short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it slots into presses, guarding and gantries where a full-length body will not fit. A hard-anodized aluminium body carries an S45C hard-chrome plated rod, with fixed TPU bumpers at both ends. FA flange, LB foot and FTC brackets plus I/Y rod knuckles bolt straight to the ISO 21287 face. If position feedback is needed later, order the -S variant with the optional magnet for CMSE / DMSE switches - this model has no magnet fitted.
| Model | Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ100X80-30B |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø100 mm |
| Stroke | 80 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 | 3770 N |
| 0.7 MPa | 5278 N |
| Max (@1.0 MPa) | 769 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). |
|---|---|
| 100 | Bore size in mm. |
| ×80 | 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.
Swings heavy pallet-line gates on a warehouse conveyor, where the short ISO 21287 body fits inside the guard that a full-length profile cylinder cannot.
Stops and positions die carts in a stamping shop; the male rod thread (B code) suits clevis-style linkage, and the stop screw trims stroke after die changes.
Remember the stop screw is a mechanical end stop for the extend stroke, not a mid-stroke lock, so the rod still drifts if air is lost. Choose FA flange or LB foot mounting to match the fixture, and add the -S code only if CMSE / DMSE switch sensing is required. Operating window is 0.15-1.0 MPa (22-145 psi) with speeds of 30-500 mm/s.
Quick checklist
At 0.5 MPa it pushes 3927 N and pulls 3769.9 N; at 0.7 MPa push rises to 5497.8 N. Theoretical maximum is 800.9 kgf at 1.0 MPa. It runs on air filtered to 40 um at 0.15-1.0 MPa (22-145 psi), proof pressure 1.5 MPa (215 psi), temperature -20 to +70 C, speed 30-500 mm/s. The -30 stop screw trims the 80 mm extend stroke down to 50 mm.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, with fixed TPU bumpers at both ends and FA/LB/FTC mounting plus I/Y rod knuckles on the standard face. Sensing is not fitted on this model: order the -S variant with the optional magnet to run CMSE / DMSE switches. Weight and outline dimensions: confirm from datasheet.
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