
The AirTAC SAIJ80 Adjustable Cylinder SAIJ80BX110-20S 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 SAIJ80X110-20-S is a double-acting ISO 15552 profile cylinder equipped with a rear stroke adjuster, allowing you to dial back the 110 mm nominal travel to a precise 90-110 mm window.
This model features PT tapered ports and a 25 mm rod with an M20x1.5 thread, providing robust side-load capacity for dynamic handling. The extruded aluminum barrel incorporates sensor grooves on both sides, supporting AirTAC CMSE reed and DMSE electronic solid-state switches for exact end-position feedback.
| Model | Airtac SAIJ80 Adjustable Cylinder SAIJ80BX110-20S |
|---|---|
| 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 90-110 mm travel window during format size changes on a packaging line, fine-tuning the end stop without adding external shims.
Actuate routing gates on a conveyor, using the SUS304 rod to withstand washdown environments while adjusting stroke to hit specific lanes.
The adjustable 90-110 mm window is ideal for machine setups requiring fine end-position tuning during product changeovers, eliminating the need to physically swap out a fixed-stroke SAI cylinder.
To replace an ISO 15552 cylinder, match the 80 mm bore, 110 mm stroke, 20 mm adjustment range, PT port thread, and the -S magnet requirement. Note that SAIJ supports a reduced mounting set of Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting FB, CA, CB, and CR brackets. The rear screw acts purely as a travel stop and does not hold the load without live air; for true load-holding without pressure, consider an external rod lock or the SAIL series.
Quick checklist
At 0.7 MPa, the push force increases to 3518 N.
The rear adjuster screw allows you to shorten the effective travel from the 110 mm nominal stroke down to 90 mm, creating a 90-110 mm usable window. This stopper fine-tunes the end position during commissioning but does not lock the load without live air pressure.
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