
The AirTAC SAIJ80 Adjustable Cylinder SAIJ80AX220-100S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø80mm bore and 220mm 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 SAIJ80X220-100-S is a double-acting ISO 15552 profile cylinder equipped with a rear stroke adjuster, allowing you to dial back the nominal 220 mm travel to anywhere within a 120-220 mm usable window. A built-in magnet enables position feedback via CMSE reed or DMSE electronic sensors.
Because the external stopper handles end-position tuning at commissioning, you can adapt product sizes on a line without swapping the cylinder or adding external stops. The adjuster acts purely as a travel stop and works alongside the variable air cushions at both ends to decelerate the load; it does not hold the load without live air. For load-holding without pressure, consider the SAIL or BSAI series.
| Model | Airtac SAIJ80 Adjustable Cylinder SAIJ80AX220-100S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 220 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. |
| ×220 | 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 120-220 mm travel window during machine commissioning to set precise end positions without physically swapping out the cylinder body.
Quickly adapt automated lines to different product lengths by adjusting the rear stopper screw, minimizing downtime between production runs.
Utilize the integrated -S magnet with DMSE electronic sensors to confirm stroke completion across the adjusted travel range in assembly fixtures.
Choose this adjustable model over a fixed SAI when your fixture requires frequent end-stop tweaks during setup or product changeover. If you need less force, stepping down to a 63 mm bore yields 2182 N at 0.5 MPa; if your application demands higher thrust, a 100 mm bore provides 5497 N at 0.7 MPa. To match this cylinder for an ISO 15552 replacement, specify the 80 mm bore, 220 mm stroke, 100 mm adjustment, PT tapered port thread, and the -S magnet option.
With a 220 mm stroke, the M20x1.5 rod thread and 25 mm rod diameter provide robust load handling, but an external guide rail is recommended to prevent side-load binding on long unsupported travels. Standard mounting options include Basic, FA, LB, TC, FTC, TCM1, and TCM2.
Quick checklist
It can deliver up to 513 kgf at its maximum 1.0 MPa pressure.
The rear adjuster screw acts as a mechanical stop that lets you shorten the effective stroke from its nominal 220 mm down to 120 mm. This provides a 100 mm tuning window for fine-tuning the retract end position without replacing the cylinder.
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