
The AirTAC Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ100X75-75S is a genuine double acting, adjustable stroke ISO 21287 compact air cylinder with a Ø100mm bore and 75mm 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.
Double acting and stroke-adjustable, the ACEJ100X75-75S pushes with 3927 N at 0.5 MPa (5497.8 N at 0.7 MPa) from a 100 mm bore, while an external stop screw trims the extend stroke anywhere in the ordered 75 mm window. The hard-anodized aluminium body carries magnet slots along its length, and this unit ships with the -S magnet already fitted, so CMSE or DMSE reed and solid-state switches can be clipped on for end-of-stroke signalling. Speed range is 30-500 mm/s over 0.15-1.0 MPa (22-145 psi) of clean, 40 um filtered air.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which matters when a 100 mm bore has to live inside a press frame or clamp fixture. In practice, plan on roughly 2356 N (about 240 kg) of usable push at 0.5 MPa rather than the full rating, and expect around 200 kg of vertical lift with a 2:1 margin. A fixed TPU bumper at each end absorbs end-of-stroke shock, and the S45C hard-chrome plated 20 mm rod resists wear in high-cycle service.
| Model | Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ100X75-75S |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø100 mm |
| Stroke | 75 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. |
| ×75 | Stroke length in mm. |
| -75 | 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 clamps steel housings in a machining fixture, and the 75 mm adjustment window lets the setter dial the clamp point down for thinner castings without swapping cylinders.
Inside a compact bench press frame, the ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder while still delivering 5497.8 N at 0.7 MPa for staking and marking work.
Swinging or lifting heavy pallet gates, the cylinder lifts about 200 kg vertically with a 2:1 margin, and the fitted -S magnet feeds gate-position feedback to the PLC via a DMSE switch.
At this bore size the step either way is large: a 63 mm bore delivers 1558.6 N push at 0.5 MPa, while a 125 mm bore reaches 6135.9 N, so pick the 100 mm when your load sits between roughly 400 and 600 kgf demand. Remember the stop screw only shortens the extend stroke within 0-75 mm and is not a mid-stroke lock; on air loss the piston drifts, so add external stops or a locking scheme for load holding. FA flange and LB foot mountings bolt to the ISO 21287 face, and the fitted -S magnet accepts CMSE / DMSE switches without reordering.
Quick checklist
At 0.5 MPa it pushes 3927 N and pulls 3769.9 N; at 0.7 MPa those rise to 5497.8 N push and 5277.9 N pull, with a theoretical maximum of 800.9 kgf at 1.0 MPa. The -75 code is a 75 mm adjustment window: an external stop screw shortens the 75 mm extend stroke by up to 75 mm, giving a usable range of 0-75 mm. It is a mechanical end stop only, not a mid-stroke lock, so the piston still drifts if air is lost.
It is an ISO 21287 compact cylinder whose hard-anodized aluminium body saves about 50% of the mounting length of an ISO 15552 profile cylinder, with a fixed TPU bumper at both ends to absorb end-of-stroke shock. This model carries the optional -S magnet, so CMSE / DMSE reed or solid-state switches mount directly in the body slots. FA flange and LB foot mountings plus I and Y rod knuckles bolt straight to the ISO 21287 face; the rod end is female M12x1.75 and the port is 1/8" PT.
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