
The AirTAC Airtac ACE Compact Cylinder ACE20X100S is a genuine double acting ISO 21287 compact air cylinder with a Ø20mm bore and 100mm stroke, M5×0.8 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 AirTAC ACE20X100S is a double acting compact cylinder that extends and retracts its 10 mm rod with air pressure, delivering 157.1 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 guarding and compact jigs where a full-length cylinder won't fit.
With the optional -S magnet already fitted, you can mount CMSE or DMSE reed and solid-state switches to confirm rod position. For real-world sizing, plan for about 9.6 kg of safe vertical lift at 0.5 MPa (157.1 N x 0.6 divided by 9.81), giving you a 2:1 margin over the theoretical rating. The fixed TPU bumper at both ends absorbs end-of-stroke impact, but it does not lock or hold a load if air pressure is lost.
| Model | Airtac ACE Compact Cylinder ACE20X100S |
|---|---|
| Series | ACE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø20 mm |
| Stroke | 100 mm |
| Acting type | Double acting |
| Port size | M5×0.8 |
| Rod thread | M6×1.0 |
| 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 100 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 | 157 N | 118 N |
| 0.7 MPa | 220 N | 165 N |
| Max (@1.0 MPa) | 32 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). |
|---|---|
| 20 | Bore size in mm. |
| ×100 | 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 this cylinder in a small bench press for staking connectors onto printed circuit boards, where the 157.1 N push at 0.5 MPa is ample for light assembly and the short body fits under a guard.
Mount it on a conveyor line to raise a 10 mm stop pin that sorts small plastic housings. The 100 mm stroke clears the path fully, and the fixed TPU bumper handles frequent cycling without shock.
In a liquid handling instrument, this cylinder advances a syringe plunger to dispense reagents. The compact body fits inside the instrument frame, and the M5x0.8 port connects easily to miniature valves.
For a lighter push, the ACE16X100S offers 100.5 N at 0.5 MPa, while moving up to the ACE25X100S gives you 245.4 N at 0.5 MPa for heavier clamping tasks. This ACE20X100S has a 100 mm stroke, which is the maximum standard stroke for the 20 mm bore, so it is a good match for applications needing full travel in a compact envelope. The M5x0.8 port is standard for this bore size, and the female rod thread is M6x1.0. Since the magnet is fitted, you can add CMSE or DMSE switches for position sensing; without the -S code, no magnet is present, so plan your sensor needs accordingly.
Quick checklist
At 0.5 MPa, the push force is 157.1 N and the pull force is 117.8 N. At 0.7 MPa, push is 219.9 N and pull is 164.9 N. The theoretical maximum force is 32 kgf at 1.0 MPa. The operating pressure range is 0.15-1.0 MPa (22-145 psi), with a proof pressure of 1.5 MPa (215 psi).
The ACE20X100S has a hard-anodized aluminium body that is about 50% shorter than an ISO 15552 profile cylinder, saving space in tight fixtures. It uses a fixed TPU bumper at both ends to absorb impact, not an adjustable cushion. The optional -S magnet is fitted here, allowing CMSE or DMSE switches for position sensing.
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