
The AirTAC Airtac ACE Compact Cylinder ACE50X30SB 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 ACE50X30SB is a double acting compact cylinder that extends and retracts its 16 mm rod with air pressure on both strokes. At 0.5 MPa it delivers 981.7 N of push force, which translates to a practical vertical lift of about 60 kg when you apply a 2:1 safety margin, making it a solid choice for lifting moderate loads in tight spaces.
The ISO 21287 short body saves roughly half the mounting length of an ISO 15552 profile cylinder, so it slips into cramped jigs and guards where a full-length unit will not fit. The optional -S magnet is fitted on this model, allowing CMSE or DMSE reed and solid-state switches to sense the piston position, and the fixed TPU bumper at each end absorbs end-of-stroke impact without needing adjustment.
| Model | Airtac ACE Compact Cylinder ACE50X30SB |
|---|---|
| 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.
Mount this ACE50X30SB on a CNC fixture to clamp a 50 mm thick workpiece with 981.7 N of force, freeing both hands for loading and unloading.
Use the 30 mm stroke to tamp down a folded carton flap before sealing, with the compact body fitting under a conveyor guard where a longer cylinder would not clear.
Actuate a small diverter gate on a gravity conveyor to route packages left or right, relying on the 881.2 N retract force to pull the gate back quickly.
For a lighter duty, consider the ACE40X30 with 628.3 N push at 0.5 MPa, while the ACE63X30 steps up to 1558.6 N push for heavier work. This 50 mm bore with a 30 mm stroke suits short-travel applications that need a strong push in a compact envelope, and the male rod thread (B) simplifies attaching custom tooling.
The 1/8" port matches common air line sizes, and the optional -S magnet is already fitted here for sensor feedback. Remember that a plain ACE does not hold its position if air pressure is lost, so for a held load use a rod lock or pilot check valve.
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. The operating pressure range is 0.15-1.0 MPa (22-145 psi) with a proof pressure of 1.5 MPa (215 psi).
The ACE50X30SB body is about 50% shorter than an ISO 15552 profile cylinder of the same bore, so it fits in machine guards, under conveyors, or inside small jigs. The fixed TPU bumper at both ends absorbs end-of-stroke energy without adjustment, and the optional -S magnet (fitted here) enables CMSE or DMSE switches for position sensing.
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