
The AirTAC Airtac ACE Compact Cylinder ACE20X30 is a genuine double acting ISO 21287 compact air cylinder with a Ø20mm bore and 30mm 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 ACE20X30 is a double acting compact cylinder built to ISO 21287, with a 20 mm bore and a 30 mm stroke. Its hard-anodized aluminium body and S45C hard-chrome plated rod deliver a push force of 157.1 N and a pull force of 117.8 N at 0.5 MPa, making it a solid choice for light automation tasks.
The short ISO 21287 body saves about 50% of the mounting length compared to an ISO 15552 profile cylinder, so it fits into tight machine frames and guarding. For a practical load estimate, plan for about 94 N of real work at 0.5 MPa, which is roughly 9.6 kg of vertical lift with a 2:1 safety margin. This model has no magnet, so it cannot use CMSE or DMSE sensors unless you order the optional -S code.
| Model | Airtac ACE Compact Cylinder ACE20X30 |
|---|---|
| Series | ACE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø20 mm |
| Stroke | 30 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. |
| ×30 | 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 ACE20X30 to push small plastic or metal parts off a conveyor into a chute. The 157.1 N push force at 0.5 MPa handles parts up to about 9.6 kg, and the compact body fits under a tight guard.
Mount this cylinder on a drill jig to clamp thin workpieces during drilling. Its short stroke of 30 mm and 117.8 N pull force at 0.5 MPa hold parts securely without taking up much bench space.
In a packaging line, this cylinder can advance a label applicator head to press labels onto boxes. The 30 mm stroke matches the label length, and the fixed TPU bumper prevents jarring at the end of each cycle.
For a smaller option, the ACE16X30 offers a push force of 100.5 N at 0.5 MPa, while stepping up to the ACE25X30 gives you 245.4 N push at the same pressure. This ACE20X30 sits in the middle, ideal for light clamping or pushing applications where space is limited. Since it lacks a magnet, choose the -S version if you need position sensing with CMSE or DMSE switches. The M5x0.8 port and M6x1.0 female rod thread are standard for this bore size, and it operates within 0.15-1.0 MPa (22-145 psi) at speeds of 30-500 mm/s.
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 at 1.0 MPa is 32 kgf. These figures are based on the 20 mm bore and 10 mm rod.
Yes, it is an ISO 21287 compact cylinder, with a body about 50% shorter than an ISO 15552 profile cylinder. It does not come with a magnet as standard; you must order the -S code to add one for CMSE or DMSE sensors. The fixed TPU bumper at both ends absorbs end-of-stroke impact.
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