
The AirTAC Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ100X150-20S is a genuine double acting, adjustable stroke ISO 21287 compact air cylinder with a Ø100mm bore and 150mm 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 ACEJ100X150-20S is a double acting ISO 21287 compact cylinder with an adjustable extend stroke. At 0.5 MPa it pushes with 3927 N and pulls with 3769.9 N, rising to 5497.8 N at 0.7 MPa, with a theoretical maximum of 800.9 kgf at 1.0 MPa. The external stop screw trims the 150 mm extend stroke anywhere within the ordered 20 mm window, giving a usable range of 130-150 mm without changing hardware.
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 presses and gantries where a full-length body will not fit. As a planning figure, keep real work near 2356 N (about 60% of the push rating), which corresponds to lifting roughly 240 kg vertically with margin. The fitted -S magnet works with CMSE / DMSE switches, and FA flange or LB foot mounts bolt straight to the ISO 21287 face.
| Model | Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ100X150-20S |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø100 mm |
| Stroke | 150 mm |
| Acting type | Double acting, 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 | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 3927 N | 3770 N |
| 0.7 MPa | 5498 N | 5278 N |
| Max (@1.0 MPa) | 801 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| ACEJ | ISO 21287 compact cylinder (adjustable-stroke). |
|---|---|
| 100 | Bore size in mm. |
| ×150 | Stroke length in mm. |
| -20 | 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 (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.
The 3927 N push at 0.5 MPa seats bearings or bushings into aluminium housings, while the 20 mm window lets the operator dial the 130-150 mm approach to match each fixture.
With about 240 kg of practical vertical capacity at 0.5 MPa, the cylinder raises loaded pallet plates in compact warehouse cells where a longer body cannot fit.
The fitted -S magnet drives CMSE / DMSE switches to confirm extend and retract of large weldment clamps on robotic loading gantries.
Size against neighbours: a 80 mm bore gives 2513.3 N push at 0.5 MPa, while stepping up to 125 mm raises it to 6135.9 N, so the 100 mm bore at 3927 N sits in the heavy-clamping and lifting band. Run air at 0.15-1.0 MPa (22-145 psi) filtered to 40 um, with speed between 30 and 500 mm/s. Remember the stop screw is a mechanical end stop for the extend stroke, not a mid-stroke lock: on air loss the piston still drifts, so add a separate valve or clamp where load holding matters. Choose the female M12x1.75 rod thread as ordered, add FA or LB mounting, and note the -S magnet on this model already supports CMSE / DMSE position sensing.
Quick checklist
At 0.5 MPa it pushes 3927 N and pulls 3769.9 N; at 0.7 MPa push is 5497.8 N and pull 5277.9 N, with a theoretical maximum of 800.9 kgf at 1.0 MPa. The -20 code is a 20 mm adjustment window: an external stop screw shortens the 150 mm extend stroke to any setting from 130 to 150 mm. It is a mechanical end stop only, not a load-holding brake, and the fixed TPU bumper at each end absorbs end-of-stroke shock.
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 S45C hard-chrome rod. This model carries the optional -S magnet, so CMSE / DMSE reed or solid-state switches mount in the body slots for position feedback. FA flange and LB foot mounts bolt to the standard ISO 21287 face, the rod end is female M12x1.75, and the air port is 1/8" PT.
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