
The AirTAC Airtac ACE Compact Cylinder ACE20X80 is a genuine double acting ISO 21287 compact air cylinder with a Ø20mm bore and 80mm 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 ACE20X80 is a double acting ISO 21287 compact cylinder with a 20 mm bore and an 80 mm stroke, delivering 157.1 N of push force at 0.5 MPa. Its short, hard-anodized aluminum body takes up about half the mounting length of an ISO 15552 profile cylinder, making it a fit for tight machine guards and compact jigs.
For real-world sizing, plan for roughly 94 N of usable work at 0.5 MPa, which translates to lifting about 9.6 kg vertically with a 2:1 safety margin. The fixed TPU bumper at each end absorbs impact energy, and this version has no magnet, so CMSE or DMSE sensors cannot be fitted unless you order the optional -S code.
| Model | Airtac ACE Compact Cylinder ACE20X80 |
|---|---|
| Series | ACE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø20 mm |
| Stroke | 80 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. |
| ×80 | 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 the 80 mm stroke to raise and lower PCB stops on a solder paste printer, with the compact body fitting between conveyor rails.
Mount this cylinder to push formed blister packs out of a thermoforming die. The 157.1 N push clears lightweight PVC packs without marring surfaces.
Actuate a swing clamp on an electronics enclosure assembly line. The 20 mm bore keeps air consumption low while the fixed bumper prevents shock to the plastic housing.
Choose the ACE20X80 when you need a short-stroke actuator for light assembly tasks. If your application demands more force, step up to the ACE25X80 with 245.4 N push at 0.5 MPa, or drop down to the ACE16X80 for 100.5 N push if space is even tighter. The M5x0.8 port suits small-bore manifolds and 4 mm tubing.
Quick checklist
At 0.5 MPa, push is 157.1 N and pull is 117.8 N. At 0.7 MPa, push rises to 219.9 N and pull to 164.9 N. The theoretical maximum force at 1.0 MPa is 32 kgf. Operating pressure range is 0.15-1.0 MPa (22-145 psi).
No, this model has no magnet, so CMSE or DMSE switches cannot be used. To add sensor capability, order the ACE20X80S version with the optional -S magnet. The body does have magnet slots for retrofit if you replace the piston assembly.
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