
The AirTAC SAIJ200 Adjustable Cylinder SAIJ200X80-10S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø200mm bore and 80mm stroke, G3/4 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAIJ200X80-10-S is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster. It provides a nominal 80mm stroke that can be fine-tuned down by up to 10mm, creating a precise 70-80mm usable travel window. The barrel is extruded aluminum, integrating sensor grooves on both sides for straightforward switch placement.
This configuration includes a standard carbon steel rod and a magnet for position detection, supporting AirTAC CMSE reed and DMSE electronic sensors. The G3/4 port and PT tapered thread ensure high flow rates for rapid actuation. The rear adjuster functions strictly as a mechanical stop to set the end position during commissioning; it does not lock the load. For load-holding without live air pressure, consider SAIL or BSAI cylinders.
| Model | Airtac SAIJ200 Adjustable Cylinder SAIJ200X80-10S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø200 mm |
| Stroke | 80 mm |
| Acting type | Double acting |
| Port size | G3/4 |
| Rod thread | M36×2 |
| 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 | Adjustable, 50 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 | 15080 N | 15080 N |
| 0.7 MPa | 21111 N | — |
| Max (@1.0 MPa) | 3075 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. |
|---|---|
| 200 | Bore size in mm. |
| ×80 | 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 in the exact 70-80mm travel window during press commissioning to accommodate material thickness variations without swapping cylinders.
Quickly adjust the retract end-stop by up to 10mm when switching production lines to different product sizes.
Select this 200mm bore when an application requires substantial thrust, such as 21991N at 0.7MPa, but needs on-the-fly end-position tuning. The 10mm adjustment window is ideal for dialing in a precise 70-80mm stroke during machine setup without adding external stops. If you need to secure the load mechanically in an emergency or during air loss, do not use the adjuster; instead, step up to a SAIL or BSAI locking cylinder. When replacing an ISO 15552 cylinder, match the 200mm bore, 80mm stroke, 10mm adjuster, G3/4 port, PT thread, and -S magnet.
Although the 80mm stroke is short, the 40mm rod diameter and M36x2 rod thread provide excellent rigidity against side loads. For longer strokes exceeding 300mm, an external guide is recommended to prevent rod deflection. The SAIJ mounting set includes Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting FB, CA, CB, and CR.
Quick checklist
At 0.7MPa, the push force increases to 21991N.
A rear stopper screw lets you trim the effective travel from the nominal 80mm down to 70mm. This creates a 70-80mm adjustable window for fine-tuning at commissioning, but it acts as a stop, not a load lock.
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