
The AirTAC SAIJ200 Adjustable Cylinder SAIJ200X450-10S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø200mm bore and 450mm 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 SAIJ200X450-10-S is a double-acting, double-rod ISO 15552 profile cylinder equipped with a rear stroke adjuster. It delivers massive thrust, pushing 15708 N at 0.5 MPa, making it suited for heavy-duty industrial tasks. The integrated -S magnet enables position sensing with AirTAC CMSE reed or DMSE electronic switches.
With a 450 mm nominal stroke and a 10 mm adjustment range, this model provides a usable travel window of 440-450 mm. The rear screw stopper allows you to fine-tune the retract end position at commissioning without adding external stops. It features a robust 40 mm carbon steel rod, a PT tapered G3/4 port, and variable air cushions at both ends.
| Model | Airtac SAIJ200 Adjustable Cylinder SAIJ200X450-10S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø200 mm |
| Stroke | 450 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. |
| ×450 | 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 440-450 mm end position during heavy press commissioning to accommodate material thickness variations without swapping cylinders.
Adjust the retract stopper on the fly when a production line switches to different pallet sizes, ensuring precise stops for 15708 N loads.
Fine-tune the end-of-stroke position on large automated fixtures, using the PT port and integrated magnet to streamline heavy assembly operations.
The adjustable 440-450 mm travel window is ideal for product changeovers, whereas a fixed-stroke SAI cylinder locks you into one exact dimension.
Because the 450 mm stroke is substantial, the 40 mm rod and M36x2 thread still require an external guide to prevent excessive side-loading on the piston. The rear adjuster acts purely as a travel stop and does not hold the load without live air; for true load-holding, consider an external rod lock or the SAIL series. This profile cylinder is dimensionally interchangeable per ISO 15552 and uses the SAIJ mounting subset: Basic, FA, LB, TC, FTC, TCM1, TCM2.
Quick checklist
At the maximum operating pressure of 1.0 MPa, it delivers up to 3204 kgf.
The rear adjuster screw lets you trim the effective travel back by up to 10 mm, creating a 440-450 mm usable window. It functions as a mechanical stop for end-position tuning and is not a locking device.
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