
The AirTAC SAIJ200 Adjustable Cylinder SAIJ200X750-100S 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 SAIJ200X750-100-S is a double-acting, double-rod ISO 15552 profile cylinder equipped with a rear stroke adjuster. This built-in adjustability allows operators to fine-tune end positions during commissioning without adding external stops.
As a high-capacity actuator, it utilizes a 40mm carbon steel rod and G3/4 PT tapered ports to handle substantial airflow. The extruded aluminum barrel includes sensor grooves on both sides, and because this SKU includes the -S magnet, it directly supports AirTAC CMSE reed and DMSE electronic solid-state switches for exact position feedback.
| Model | Airtac SAIJ200 Adjustable Cylinder SAIJ200X750-100S |
|---|---|
| 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 650-750mm travel window during machine setup to perfectly seat large machining fixtures without machining custom spacer blocks.
Quickly adjust the retract end-stop by up to 100mm on automated lines when switching between different large-scale product dimensions.
Choose this 200mm bore actuator when an application demands extreme thrust that smaller bores cannot provide, such as shifting heavy fixtures. The adjustable stroke is ideal for product changeovers, letting you reset the retract end-stop on the fly rather than swapping the entire cylinder.
Because the 750mm stroke is substantial, the 40mm rod will experience leverage forces under side loading; an external guide mechanism is recommended to prevent premature seal wear. For ISO 15552 replacement matching, verify the 200mm bore, 750mm stroke, 100mm adjustment, G3/4 PT ports, and the -S magnet. Remember that the rear adjuster acts only as a travel stop, not a lock; to hold a load without live air pressure, consider an AirTAC SAIL or BSAI cylinder. Mounting options are limited to Basic, FA, LB, TC, FTC, TCM1, and TCM2.
Quick checklist
At its maximum 1.0 MPa pressure, it can deliver up to 3204 kgf.
The rear adjuster acts as a mechanical stop that shortens the effective travel. For this model, the 750mm nominal stroke can be trimmed back by up to 100mm, providing a usable travel window of 650-750mm for fine-tuning at commissioning.
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