
The AirTAC Airtac ACE Compact Cylinder ACE50X160SB is a genuine double acting ISO 21287 compact air cylinder with a Ø50mm bore and 160mm 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.
This AirTAC ACE50X160SB is a double acting compact cylinder that pushes with 981.7 N and pulls with 881.2 N at 0.5 MPa, making it a solid mid-range actuator for automated assembly. Its ISO 21287 short body takes up about half the mounting length of an ISO 15552 profile cylinder, so it slides into tight guarding and machine frames where a full-length unit will not fit.
The 50 mm bore uses a 1/8" port and a 16 mm hard-chrome rod, with a fixed TPU bumper at each end to absorb impact. Because the -S code is fitted, this unit carries the optional magnet for CMSE or DMSE switches, letting you confirm piston position without adding external hardware. For a real-world load, plan for about 589 N of usable work at 0.5 MPa, which is roughly 60 kg of vertical lift with a 2:1 safety margin.
| Model | Airtac ACE Compact Cylinder ACE50X160SB |
|---|---|
| Series | ACE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø50 mm |
| Stroke | 160 mm |
| Acting type | Double acting |
| Port size | 1/8" |
| Rod thread | M10×1.5 |
| 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 250 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 | 982 N | 881 N |
| 0.7 MPa | 1374 N | 1234 N |
| Max (@1.0 MPa) | 200 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). |
|---|---|
| 50 | Bore size in mm. |
| ×160 | 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 981.7 N push at 0.5 MPa to press small bushings or bearings into housings on a bench fixture, with the compact body fitting under a machine guard.
Mount this cylinder on a conveyor frame to raise a stop gate for diverting boxes. The 160 mm stroke gives enough travel to clear the product path, and the magnet lets a sensor confirm the gate position.
Clamp a workpiece in a CNC or welding jig with the 881.2 N pull force at 0.5 MPa. The short body keeps the fixture compact, and the male rod thread simplifies attaching a custom clamp arm.
Compare this 50 mm bore against the 40 mm bore (628.3 N push at 0.5 MPa) if your cycle is light, or step up to the 63 mm bore (1558.6 N push at 0.5 MPa) for heavier clamping or pressing tasks. The 160 mm stroke suits medium-travel applications like part transfer or pusher stations, and the male rod thread (B) lets you bolt on a custom tooling plate directly.
Since the magnet is already included, you can wire CMSE or DMSE switches for position sensing. If you need to hold a load when air pressure drops, add a rod lock or pilot check valve because this cylinder does not lock by itself. Mounting options like FA/FB flange, LB foot, or CA/CB clevis bolt to the ISO 21287 face, so you can drop it into standard fixtures.
Quick checklist
At 0.5 MPa, the push force is 981.7 N and the pull force is 881.2 N. At 0.7 MPa, push rises to 1374.4 N and pull to 1233.7 N. The theoretical maximum force is 200.2 kgf at 1.0 MPa. These numbers assume clean, dry air at the rated pressure.
The ACE50X160SB follows ISO 21287, so its body is about 50% shorter than an ISO 15552 profile cylinder of the same bore and stroke. This lets it fit into tight machine frames. The fixed TPU bumper at each end absorbs energy at stroke end, but it is not an adjustable cushion and does not hold a load. For position holding, use a separate rod lock or pilot check valve.
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