
The AirTAC Airtac ACE Compact Cylinder ACE50X30S is a genuine double acting ISO 21287 compact air cylinder with a Ø50mm bore and 30mm 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 ACE50X30S is a double acting ISO 21287 compact cylinder with a 50 mm bore and 30 mm stroke. It delivers a 981.7 N push force at 0.5 MPa, so it suits medium-duty clamping and transfer tasks. The hard-anodized aluminium body and S45C hard-chrome rod resist wear in continuous cycling.
The short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which helps when space is tight inside a guard or gantry. The optional -S magnet is fitted here, so CMSE or DMSE reed and solid-state switches can mount directly to sense rod position. As a practical rule, plan for about 60 kg of safe working load at 0.5 MPa, since real work should stay below the full rating.
| Model | Airtac ACE Compact Cylinder ACE50X30S |
|---|---|
| Series | ACE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø50 mm |
| Stroke | 30 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. |
| ×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.
Clamp a 50 kg workpiece on a CNC fixture with a 981.7 N push at 0.5 MPa, using the compact body to fit under a spindle guard.
Actuate a stop gate on a packaging conveyor, where the 30 mm stroke and 881.2 N pull retract the gate quickly to release a carton.
Drive a small press ram for a staking operation, relying on the 1374.4 N push at 0.7 MPa to form a metal tab.
For lighter duty, an ACE40X30 offers a 628.3 N push at 0.5 MPa, while moving up to an ACE63X30 gives 1558.6 N push at 0.5 MPa for heavier parts. This 50 mm bore balances force and size for many automated assembly stations. The 1/8" port suits standard fittings, and the fixed TPU bumper handles end-of-stroke impact up to 500 mm/s. Since this model carries the -S magnet, you can add CMSE or DMSE switches for position sensing. If you need to hold a load when air is off, add a rod lock or pilot check valve, as the cylinder does not lock by itself.
Quick checklist
At 0.5 MPa, push is 981.7 N and pull is 881.2 N. At 0.7 MPa, push is 1374.4 N and pull is 1233.7 N. The theoretical maximum force is 200.2 kgf at 1.0 MPa. These values are for the 50 mm bore with a 16 mm rod.
The short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it fits into tight jigs and gantries. The fixed TPU bumper absorbs end-of-stroke impact, and the optional -S magnet on this model enables CMSE or DMSE switches for position sensing.
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