
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100AX200-100S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 200mm stroke, G1/2 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAIJ100X200-100-S is a double-acting ISO 15552 profile cylinder featuring a rear-mounted stroke adjuster. It provides a broad usable travel window of 100 to 200 mm, allowing you to dial back the nominal 200 mm stroke by up to 100 mm during commissioning.
This adjustable-stroke design eliminates the need to swap cylinders or bolt on external stops when tuning end positions. The rear adjuster acts strictly as a travel stop to set deceleration, not as a lock, meaning it will not hold a load without live air pressure. For load-holding without continuous air, consider the SAIL or BSAI series instead.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX200-100S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 200 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 | 3682 N | 3682 N |
| 0.7 MPa | 5154 N | — |
| Max (@1.0 MPa) | 751 kgf | |
Double-rod model: the rod passes through the rear cover, so both piston faces lose rod area and push is shown at the annular-area value. 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. |
| ×200 | 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.
Dial the stroke back up to 100 mm to accommodate varying package sizes on a single line without physically replacing the actuator.
Adjust the travel window on the fly for multiple pressing operations, relying on the external stop rather than swapping fixed-stroke SAI cylinders.
If your changeover needs are smaller, stepping down to an 80 mm bore yields 2513 N at 0.5 MPa. Conversely, heavier setups requiring 6136 N at 0.5 MPa warrant the 125 mm bore. Because the stroke is 200 mm, an external guide is recommended to manage side loads.
This SKU includes a magnet (-S) for use with AirTAC CMSE reed and DMSE electronic sensors. As a dimensionally interchangeable ISO 15552 cylinder, it uses a reduced mounting set: Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting FB, CA, CB, and CR. The PT port and SUS420J2 rod are configured at the factory.
Quick checklist
The rear adjuster screw lets you trim the effective travel anywhere within a 100 to 200 mm window. It functions as a mechanical stop to set the end position and does not lock the load without live air pressure.
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