
The AirTAC SAIJ200 Adjustable Cylinder SAIJ200X750-30S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø200mm bore and 750mm 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 SAIJ200X750-30-S is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster. It delivers massive thrust, pushing with 28274N at 0.9 MPa, making it suitable for heavy-duty industrial tasks. The integrated -S magnet enables position sensing across the 750 mm travel using CMSE reed or DMSE electronic solid-state switches.
Equipped with a 30 mm adjustment mechanism, this model provides a usable travel window of 720 to 750 mm. This built-in stopper allows operators to fine-tune end positions at commissioning without adding external physical stops. The extruded aluminum barrel includes sensor grooves on both sides, and the standard carbon steel rod features an M36x2 thread to handle substantial side loads.
| Model | Airtac SAIJ200 Adjustable Cylinder SAIJ200X750-30S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø200 mm |
| Stroke | 750 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. |
| ×750 | 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 720 to 750 mm end-stop during heavy press commissioning to accommodate varying material thicknesses without external stopper hardware.
Adjust the retract stroke by up to 30 mm on the fly to handle different pallet sizes on a high-force conveyor transfer line.
Choose this 200 mm bore cylinder when an application requires up to 3204 kgf of maximum force at 1.0 MPa and flexible end-position tuning. The adjustable 720-750 mm window is ideal for product-size changeovers on a production line, preventing the need to physically swap out a fixed-stroke SAI cylinder. Because the 750 mm stroke is substantial, always utilize an external guide to support the load and prevent excessive rod side-loading.
To match this ISO 15552 dimensionally interchangeable cylinder, specify the 200 mm bore, 750 mm stroke, 30 mm adjustment range, PT tapered port thread, and the -S magnet option. Remember that the rear adjuster acts only as a travel stop and does not hold the load without live air pressure; for true load-holding, select an external pilot-operated check valve or a SAIL pneumatic lock cylinder.
Quick checklist
The rear adjuster screw lets you shorten the nominal 750 mm stroke by up to 30 mm, creating a usable travel window of 720 to 750 mm. This stopper fine-tunes the end position but does not lock the load without live air.
The maximum thrust is 3204 kgf when operated at the 1.0 MPa pressure limit.
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