
The AirTAC SAIJ80 Adjustable Cylinder SAIJ80BX100-100S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø80mm bore and 100mm stroke, G3/8 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAIJ80X100-100-S is a double-acting, double-rod ISO 15552 profile cylinder equipped with a rear stroke adjuster. Because this specific SKU carries a 100 mm adjustment code on a 100 mm nominal stroke, you can dial the effective travel all the way down from 100 mm to a near-zero retracted position.
This wide 0-100 mm usable window is ideal for prototyping or highly variable product lines. The cylinder uses PT tapered ports (G3/8) and includes a magnet for CMSE and DMSE sensors. The rear screw acts purely as a mechanical stop to set the end position and must not be confused with a lock, as it cannot hold a load without continuous air pressure.
| Model | Airtac SAIJ80 Adjustable Cylinder SAIJ80BX100-100S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 100 mm |
| Acting type | Double acting |
| Port size | G3/8 |
| 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 | 2268 N | 2268 N |
| 0.7 MPa | 3175 N | — |
| Max (@1.0 MPa) | 463 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. |
|---|---|
| 80 | Bore size in mm. |
| ×100 | 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 from 0 to 100 mm on the fly to accommodate different package sizes on a packaging line without changing the cylinder.
Perfect for dialing in the exact extension distance during machine commissioning before finalizing fixed mechanical stops.
Provides a mechanical stop to tune the retract position for automated assembly equipment requiring frequent format adjustments.
If your application needs less force, stepping down to a 63 mm bore yields 1559 N. Selecting this adjustable SAIJ over a fixed-stroke SAI prevents the need to physically swap cylinders during machine changeovers or when finalizing a new product setup. To replace this cylinder with another ISO 15552 unit, match the 80 mm bore, 100 mm stroke, 100 mm adjustment, PT G3/8 port, and the -S magnet. Mounting options are limited to Basic, FA, LB, TC, FTC, TCM1, and TCM2.
Quick checklist
At 0.7 MPa the push force increases to 3518 N.
The rear adjuster screw lets you trim the effective travel down from the 100 mm nominal stroke to 0 mm. It functions as an end-position stop and does not lock the load without live air pressure.
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