
The AirTAC SAIJ80 Adjustable Cylinder SAIJ80BX110-30S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø80mm bore and 110mm 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 SAIJ80X110-30-S is a double-acting, double-rod ISO 15552 profile cylinder equipped with a rear stroke adjuster. The integrated -S magnet enables seamless position detection with AirTAC CMSE reed or DMSE electronic solid-state switches.
This specific SKU provides a nominal 110mm stroke that can be dialed back by up to 30mm, creating an 80-110mm usable travel window for precise end-position tuning. It features a SUS304 stainless steel rod for superior corrosion resistance and utilizes PT tapered port threads (G3/8). The rear adjuster acts purely as a mechanical stop to fine-tune deceleration and position, meaning it does not hold the load without live air pressure.
| Model | Airtac SAIJ80 Adjustable Cylinder SAIJ80BX110-30S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 110 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. |
| ×110 | 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 80-110mm travel window during format size changes on a packaging line, using the rear screw to set new end positions rapidly without mechanical rework.
Adjust the retract position on the fly for automated assembly equipment, utilizing the SUS304 rod for durability in mildly corrosive industrial environments.
The 30mm adjustment range is ideal for machine setups requiring product-size changeovers without swapping the entire actuator. To replace an ISO 15552 cylinder, match the 80mm bore, 110mm stroke, 30mm adjustment, PT G3/8 port, and -S magnet. Available mountings include Basic, FA, LB, TC, FTC, TCM1, and TCM2.
Because the stroke is 110mm, side-load risks are minimal, but always ensure the load is guided to prevent binding. If your process requires the cylinder to hold its position securely without continuous live air, the SAIJ adjuster will not function as a lock; instead, consider the SAIL air-released lock or BSAI clamp-lock cylinder series.
Quick checklist
At 0.7 MPa, the push force increases to 3518N.
The rear mechanical stopper allows you to shorten the 110mm nominal stroke by up to 30mm, providing an adjustable travel window between 80mm and 110mm. This stopper sets the end position but does not lock the load without live air pressure.
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