
The AirTAC Adjustable Cylinder SAIJ32 SAIJ32AX225-75S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 225mm stroke, G1/8 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAIJ32X225-75-S is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster. This built-in adjustability enables precise end-position tuning at commissioning without swapping out the cylinder or adding external stops.
This unit includes a PT tapered port (G1/8), a 12 mm rod, and 27 mm air cushions at both ends. It uses a SUS420J2 stainless steel rod (option A) for enhanced corrosion resistance and carries an -S magnet for position sensing. The extruded aluminum barrel includes sensor grooves on both sides, fully compatible with AirTAC CMSE reed and DMSE electronic solid-state switches.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32AX225-75S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 225 mm |
| Acting type | Double acting |
| Port size | G1/8 |
| Rod thread | M10×1.25 |
| 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 – 800 mm/s |
| Cushion | Adjustable, 27 mm |
| Max stroke | Up to 1000 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 | 346 N | 346 N |
| 0.7 MPa | 484 N | — |
| Max (@1.0 MPa) | 70 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. |
|---|---|
| 32 | Bore size in mm. |
| ×225 | 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 retract end-stop from 150 to 225 mm during product size changes without replacing the cylinder or adding external shims.
Fine-tune the final retract position at commissioning to compensate for mechanical wear or sensor drift in automated assembly lines.
Adjust the travel window on a sorting conveyor diverter to handle varying package lengths on the fly.
The rear adjuster screw sets the retract end position, but it acts purely as a mechanical stop and does not hold the load without live air pressure. For true fail-safe load holding, select the SAIL or BSAI series instead.
As a dimensionally interchangeable ISO 15552 profile cylinder, this model replaces other standard brands using a 32 mm bore, 225 mm stroke, PT port, and a magnet. It supports the SAIJ mounting subset (Basic, FA, LB, TC, FTC, TCM1, TCM2) but omits FB, CA, CB, and CR brackets. Since the stroke is 225 mm, ensure external guidance is used if the load imposes significant side loads on the 12 mm rod.
Quick checklist
The rear adjuster screw lets you shorten the effective stroke by up to 75 mm, providing a usable travel window of 150-225 mm. It acts as a mechanical stop to set the end position and does not lock or hold the load without continuous air pressure.
The -S option includes a magnet for use with AirTAC CMSE reed switches and DMSE electronic sensors mounted in the dual-side barrel grooves.
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