
The AirTAC SAIJ200 Adjustable Cylinder SAIJ200X80-10 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø200mm bore and 80mm 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 SAIJ200X80-10 is a double-acting, double-rod ISO 15552 profile cylinder featuring a rear-mounted stroke adjuster. It provides a nominal 80 mm stroke with a 10 mm adjustment range, creating a precise 70-80 mm usable travel window for fine-tuning end positions during commissioning.
The extruded aluminum barrel features sensor grooves on both sides for direct mounting of CMSE reed or DMSE electronic switches. It utilizes a reduced mounting set (Basic, FA, LB, TC, FTC, TCM1, TCM2) and omits FB, CA, CB, and CR brackets. The rear adjuster acts purely as a travel stop to decelerate the piston, not as a load-holding lock; for position holding without live air pressure, an external rod lock or SAIL cylinder is required.
| Model | Airtac SAIJ200 Adjustable Cylinder SAIJ200X80-10 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø200 mm |
| Stroke | 80 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. |
| ×80 | 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 70-80 mm travel window during heavy press setup to accommodate material thickness variations without changing the cylinder.
Quickly adjust the retract end-stop by up to 10 mm during production line changeovers to handle slightly different product dimensions.
Apply up to 15708 N of clamping force at 0.5 MPa while using the rear screw to fine-tune the exact clamping position.
Selecting this 200 mm bore model is appropriate when an application demands exceptionally high force (up to 15708 N at 0.5 MPa) alongside minor end-position tweaking. If the 10 mm adjustment window is insufficient for product changeover, stepping up to a larger adjuster code like SAIJ200X80-50 provides a wider 30-80 mm range.
Because the 80 mm stroke is relatively short for this large bore, side-load risks are minimized, but the substantial 40 mm rod thread handles high bending stresses well. To replace an ISO 15552 cylinder, match the 200 mm bore, 80 mm stroke, 10 mm adjustment, G3/4 PT port, and the required mounting bracket. Note that without the -S magnet option, this specific configuration cannot host pneumatic end-of-stroke sensors.
Quick checklist
It features a rear adjusting screw that acts as a physical stop, allowing you to shorten the 80 mm nominal stroke by up to 10 mm. This provides a usable travel window of 70-80 mm, which is set at commissioning without needing external stops.
It operates at a speed range of 30-500 mm/s.
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