
The AirTAC ACEJ80~100 Adjustable Compact Cylinder ACEJ100X275-10B 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.
This is a double acting ISO 21287 compact cylinder with an adjustable extend stroke: an external stop screw trims the 275 mm stroke by up to 10 mm, giving a usable range of 265-275 mm without changing the cylinder.
The hard-anodized aluminium body carries a 20 mm S45C hard-chrome rod, the male rod thread (B code) bolts straight to your linkage, and a fixed TPU bumper at each end absorbs end-of-stroke shock. Note: no magnet is fitted on this code; order the optional -S version if you need CMSE / DMSE switch position sensing.
| Model | Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ100X275-10B |
|---|---|
| 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. |
| -10 | 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.
The male rod thread (B code) picks up a gate or guard linkage directly, while the compact body saves about 50% of the mounting length of an ISO 15552 profile cylinder inside tight machine frames.
The 275 mm stroke is within the 300 mm maximum standard stroke for this bore, so no made-to-order build is needed. The stop screw is a mechanical end stop only: on air loss the piston still drifts, so add a separate valve or lock if you must hold a load mid-stroke. Mount with FA flange or LB foot on the ISO 21287 face, and specify the -S code if CMSE / DMSE switches will be needed later.
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 and pull to 5277.9 N, with a theoretical maximum of 800.9 kgf at 1.0 MPa. The -10 code is a 10 mm adjustment window: an external stop screw shortens the 275 mm extend stroke by up to 10 mm, so the working range is 265-275 mm. It is double acting on 1/8" PT ports, operates on 0.15-1.0 MPa (22-145 psi) air filtered to 40 um, and runs 30-500 mm/s.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, with a hard-anodized aluminium body, S45C hard-chrome plated 20 mm rod and FA/LB mounting on the standard face. A fixed TPU bumper at each end absorbs end-of-stroke energy; it is not an adjustable device and never holds or brakes a load. Position sensing requires the optional -S magnet code - this unit has no magnet fitted, so order -S if you plan to use CMSE or DMSE switches.
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