
The AirTAC ACEJ80~100 Adjustable Compact Cylinder ACEJ100X275-75B is a genuine double acting, double rod, adjustable stroke ISO 21287 compact air cylinder with a Ø100mm bore and 275mm 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.
A double acting ISO 21287 compact cylinder with a 100 mm bore and a 275 mm stroke, the ACEJ100X275-75B carries an external stop screw that trims the extend stroke by up to 75 mm on site, giving a usable range of 200-275 mm without changing the cylinder. At 0.5 MPa it pushes 3927 N and pulls 3769.9 N, and the male rod thread (B code) bolts straight to your tooling. The short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so long-stroke power fits inside guards and gantry frames that a full-length body cannot.
The hard-anodized aluminium body with an S45C hard-chrome plated 20 mm rod runs on air filtered to 40 um at 0.15-1.0 MPa (22-145 psi), 30-500 mm/s, with fixed TPU bumpers at both ends. FA flange and LB foot mounts, plus I/Y rod knuckles, bolt to the standard ISO 21287 face.
| Model | Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ100X275-75B |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø100 mm |
| Stroke | 275 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. |
| ×275 | 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 (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.
Roughly 240 kg of usable work force at 0.5 MPa suits light staking and pressing of bushings and bearings, with the stop screw setting the exact top-of-stroke position.
Size against neighbours: the 80 mm bore pushes 2513 N at 0.5 MPa, while stepping up to 125 mm buys 6135.9 N - this 100 mm bore at 3927 N sits between them for heavy clamping, pressing and lifting. Note that the stop screw is a mechanical end stop for the extend stroke only; on air loss the piston still drifts, so it is not a load-holding lock. If you need position sensing, order the -S variant, since this model has no magnet and no CMSE / DMSE switch can be read without it. PT ports, male rod thread, FA/LB mounting.
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 (pull 5277.9 N), 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 275 mm extend stroke on site, so the working range is 200-275 mm. It runs double acting on 0.15-1.0 MPa (22-145 psi) air at 30-500 mm/s.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, and a fixed TPU bumper at each end absorbs end-of-stroke energy. FA flange and LB foot mounts plus I/Y rod knuckles bolt to the standard face. Position switches (CMSE / DMSE) require the optional -S magnet code; this model, ordered without -S, carries no magnet, so no sensor can be mounted on it.
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