
The AirTAC Airtac ACE Compact Cylinder ACE100X20S is a genuine double acting ISO 21287 compact air cylinder with a Ø100mm bore and 20mm stroke, 1/4" 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 AirTAC ACE100X20S is a double acting ISO 21287 compact cylinder with a 100 mm bore and 20 mm stroke, delivering 3927 N of push force at 0.5 MPa. Its hard-anodized aluminium body is about 50% shorter than an ISO 15552 profile cylinder, so it fits into tight machine frames and guarding where a full-length cylinder won't.
The 20 mm S45C hard-chrome rod has a female M12x1.75 thread, and the 1/4" port keeps installation simple. With the optional -S magnet fitted, this unit works with CMSE or DMSE reed and solid-state switches for reliable position sensing. As a working rule, plan for about 240 kg of real force at 0.5 MPa, which is roughly 0.6 times the rated push, so you can match it to actual part weights with confidence.
| Model | Airtac ACE Compact Cylinder ACE100X20S |
|---|---|
| Series | ACE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø100 mm |
| Stroke | 20 mm |
| Acting type | Double acting |
| Port size | 1/4" |
| 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.
| ACE | ISO 21287 compact cylinder (double-acting). |
|---|---|
| 100 | Bore size in mm. |
| ×20 | Stroke length in mm. |
| 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.
Use in a die stamping press to lift a 200 kg stripper plate with a 20 mm stroke, fitting between the die set and bolster plate where a longer cylinder would not fit.
Mount on a robotic work cell to clamp a heavy steel bracket during CNC drilling, using the 3927 N push to hold parts firmly at 0.5 MPa.
Install in a packaging line to push filled cartons off a conveyor onto a pallet, with the short stroke cycling at up to 500 mm/s for high throughput.
For a lighter duty in the same compact family, consider the ACE80X20 with 2513 N push at 0.5 MPa, or step up to the ACE125X20 for 6136 N push. This 100 mm bore version suits applications needing a strong, short-stroke actuator in a confined space. Since the magnet is fitted, pair it with a CMSE or DMSE switch; if you need to hold a load when air is removed, add a rod lock or pilot check valve as the cylinder alone will drift.
Quick checklist
At 0.5 MPa, push force is 3927 N and pull force is 3769.9 N. At 0.7 MPa, push is 5497.8 N and pull is 5277.9 N. The theoretical maximum force is 800.9 kgf at 1.0 MPa. Operating pressure range is 0.15-1.0 MPa (22-145 psi).
The ACE100X20S body is about 50% shorter than an ISO 15552 profile cylinder, so it fits into tight spaces like machine guards or gantries. It has a fixed TPU bumper at both ends to absorb end-of-stroke impact, and the optional -S magnet allows CMSE or DMSE switch mounting for position feedback.
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