
The AirTAC SAIJ200 Adjustable Cylinder SAIJ200X700-40 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø200mm bore and 700mm 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 SAIJ200X700-40 is a double-acting ISO 15552 profile cylinder equipped with a rear stroke adjuster, delivering massive thrust up to 15708N at 0.5 MPa. Its integrated adjusting screw allows you to fine-tune the effective travel within a 660 to 700 mm window, providing precise end-position control without requiring external stops.
This model features a robust 40 mm carbon steel rod and a PT G3/4 port. The extruded aluminum barrel includes sensor grooves on both sides, allowing you to add CMSE or DMSE switches if needed. The rear adjuster acts purely as a travel stop for deceleration and does not hold the load without continuous air pressure.
| Model | Airtac SAIJ200 Adjustable Cylinder SAIJ200X700-40 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø200 mm |
| Stroke | 700 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. |
| ×700 | 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 660-700 mm end position for large press operations during setup, ensuring precise contact without mechanical stopper replacements.
Adjust the rear stopper on the fly when switching between product sizes on a heavy-duty assembly line, minimizing downtime.
Handle large-stroke positioning tasks where exact end-of-travel limits must be tuned to the specific payload, using the 40 mm adjustment range.
Choose this 200 mm bore when you need extreme push force (15708N at 0.5 MPa) that exceeds the 10053N capacity of the 160 mm bore. The adjustable stroke is ideal for product changeovers, letting you dial in the 660-700 mm travel window during commissioning rather than swapping cylinders.
For a direct ISO 15552 replacement, match the 200 mm bore, 700 mm stroke, 40 mm adjustment, PT G3/4 port, and standard carbon steel rod. Because the stroke is 700 mm, the extended 40 mm rod requires external guidance to prevent excessive side-loading. If your application requires holding the load without live air, use an external rod lock or select an AirTAC SAIL or BSAI cylinder instead.
Quick checklist
The rear adjuster acts as a stopper that trims the nominal 700 mm stroke back by up to 40 mm, creating a usable travel window of 660 to 700 mm. It sets the end position but does not lock the load without air pressure.
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