
The AirTAC Airtac ACEJ32~40 Adjustable Cushion Compact Cylinder ACEJ32X110-20S is a genuine double acting, adjustable stroke ISO 21287 compact air cylinder with a Ø32mm bore and 110mm 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 ACEJ32X110-20S is a double acting ISO 21287 compact cylinder with an adjustable extend stroke: an external stop screw trims the 110 mm stroke by up to 20 mm on site, giving a usable range of 90-110 mm without changing the cylinder. At 0.5 MPa the 32 mm bore delivers 402.1 N push and 345.6 N pull, rising to 563 N push at 0.7 MPa. In practice, plan on roughly 241 N of real work at 0.5 MPa, which is enough to lift about 20 kg vertically with a 2:1 margin.
The short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it slots into tight jigs, guards and gantries where a full-length cylinder will not fit. The hard-anodized aluminium body carries a 12 mm S45C hard-chrome-plated rod with a female M8x1.25 thread, 1/8" PT ports, and a fixed TPU bumper at each end. This -S model carries the optional magnet, so CMSE / DMSE reed or solid-state switches can be mounted for end-of-stroke sensing.
| Model | Airtac ACEJ32~40 Adjustable Cushion Compact Cylinder ACEJ32X110-20S |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø32 mm |
| Stroke | 110 mm |
| Acting type | Double acting, adjustable stroke |
| Port size | 1/8" |
| Rod thread | M8×1.25 |
| 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 200 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 | 402 N | 346 N |
| 0.7 MPa | 563 N | 484 N |
| Max (@1.0 MPa) | 82 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). |
|---|---|
| 32 | Bore size in mm. |
| ×110 | 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 90-110 mm adjustable extend lets one cylinder serve several pallet sizes, with 402.1 N push at 0.5 MPa clamping aluminium fixtures securely.
A short 110 mm body fits beside narrow conveyor frames, kicking off-runs or damaged cartons at up to 500 mm/s with the magnet confirming extend.
Lifts about 20 kg vertically with a 2:1 margin, raising trays or test carousels inside compact enclosures where an ISO 15552 profile cylinder is too long.
Check the load both ways before ordering. A 25 mm ACEJ gives 245.4 N push at 0.5 MPa - fine below about 24 kg of work - while a 40 mm bore reaches 628.3 N if your fixture grows. The 32 mm sits between them at 402.1 N, and the -20 window suits stations that need a repeatable 90-110 mm extend. Remember the stop screw is a mechanical end stop only: on air loss the piston still drifts, so do not rely on it to hold a load mid-stroke. FA flange or LB foot mountings bolt to the ISO 21287 face, and the fitted magnet works with CMSE / DMSE switches once ordered in the -S code.
Quick checklist
At 0.5 MPa this 32 mm bore pushes 402.1 N and pulls 345.6 N; at 0.7 MPa it reaches 563 N push and 483.8 N pull, with a theoretical maximum of 82 kgf at 1.0 MPa. The -20 code sets a 20 mm adjustment window: an external stop screw shortens the 110 mm extend stroke to any length from 90 to 110 mm. It is a mechanical end stop, not a mid-stroke lock, so the piston still drifts if air is lost. Operating range is 0.15-1.0 MPa (22-145 psi) at 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, 12 mm hard-chrome S45C rod, female M8x1.25 rod thread, 1/8" PT ports and fixed TPU bumpers at both ends. This model carries the optional -S magnet, so CMSE / DMSE reed or solid-state switches can be clipped into the body slots to signal extend and retract positions. FA flange and LB foot mountings bolt straight to the standard face.
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