
The AirTAC Airtac SAI100 Standard Air Cylinder SAI100AX240S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 240mm stroke, G1/2 air ports and adjustable end cushioning. Its standardized mounting interface makes it a drop-in replacement for other ISO 15552 cylinders in automation lines.
The AirTAC SAI100X240-S is a double-acting ISO 15552 profile cylinder engineered for heavy-duty automation, delivering a robust push force of 5497 N at 0.7 MPa. Its 240 mm stroke is ideal for high-impact pressing, heavy clamping, and large-format material handling. Because it uses an extruded aluminum barrel rather than a traditional tie-rod design, it provides a smooth, compact exterior while maintaining strict dimensional interchangeability with other ISO 15552 cylinders.
This specific configuration includes a magnetic piston (-S) for position detection via CMSE or DMSE sensor switches, which seat directly into the dual-sided sensor grooves on the barrel. Furthermore, the piston rod is constructed from SUS420J2 stainless steel (material code A), offering superior resistance to corrosion and moisture compared to standard carbon steel. The fluid ports feature a PT tapered thread type, ensuring a tight, reliable pneumatic connection in demanding industrial environments.
| Model | Airtac SAI100 Standard Air Cylinder SAI100AX240S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 240 mm |
| Acting type | Double acting |
| Port size | G1/2 |
| Rod thread | M20×1.5 |
| 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 – 800 mm/s |
| Cushion | Adjustable, 36 mm |
| Max stroke | Up to 1500 mm |
Specifications follow the official AirTAC SAI series datasheet and ISO 15552 dimensions. Confirm against the product label before installation. Port options: G (BSPP) / NPT.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 3927 N | 3682 N |
| 0.7 MPa | 5498 N | — |
| Max (@1.0 MPa) | 801 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| SAI | ISO 15552 profile-barrel cylinder series. |
|---|---|
| 100 | Bore size in mm. |
| ×240 | Stroke length in mm. |
| -S | Optional built-in magnet for sensor position sensing. |
Related SAI-family variants: SAID (double rod), SAIJ (adjustable stroke), SAIL (with lock), SAIF (with valve), BSAI (enclasp / clamp-lock), and SAI-S with built-in magnet. Rod material: carbon steel (blank) / SUS420J2 (A) / SUS304 (B); seals: TPU (blank) / Viton H / NBR N.
Provides the high kinetic energy and 5497 N thrust required for metalworking, stamping, and forming operations.
Handles large, heavy pallets on packaging lines, using the 240 mm stroke to push or divert loads securely.
Clamps and positions heavy automotive subassemblies during welding, utilizing the SUS420J2 rod for shop-floor durability.
Selecting this 100 mm bore cylinder is appropriate when your application requires upward of 5497 N of thrust at 0.7 MPa, stepping up from a 80 mm bore that provides 3518 N. At a 240 mm stroke, the unsupported rod length is moderate, but side loads can still accelerate wear on the rod bearing; utilizing an external guide rail or a guided cylinder carriage is recommended to prevent rod bending and premature seal failure. To mount this unit, standard ISO 15552 accessories like FA/FB flanges or TC trunnions can be utilized, and the PT G1/2 ports must be matched with appropriate tapered fittings.
Because the SAI100X240-S relies on live air pressure to move and hold its load, it will drift or drop if air pressure is lost or the control valve is centered. The adjustable air cushions at both ends only decelerate the piston near the stroke ends to prevent impact damage; they do not lock the position. If your machinery requires true fail-safe load holding without continuous air pressure, consider the SAIL (air-released lock) or BSAI (bidirectional clamp-lock) variants instead.
Quick checklist
At an operating pressure of 0.7 MPa, the SAI100X240-S cylinder generates a push force of 5497 N and a pull force of 3681 N. The theoretical maximum force at 1.0 MPa is 801 kgf.
Yes, the SAI100X240-S is dimensionally interchangeable per ISO 15552 standards, meaning it shares identical mounting and rod interface dimensions with other profile cylinders of the same bore size.
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