
The AirTAC Airtac SAIJ200 Adjustable Cylinder SAIJ200BX200-100S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø200mm bore and 200mm stroke, G3/4 air ports and adjustable end cushioning. Its standardized mounting interface makes it a drop-in replacement for other ISO 15552 cylinders in automation lines.
The AirTAC SAIJ200X200-100-S is a double-acting ISO 15552 profile cylinder equipped with a rear stroke adjuster, delivering massive power with a 15708N push force at 0.5 MPa. The integrated -100 adjustment mechanism allows you to dial back the 200mm nominal travel, creating a highly versatile 100-200mm usable stroke window. This is ideal for high-force applications where exact end-positioning must be fine-tuned directly at the machine without swapping out the entire actuator.
Built for demanding environments, this unit features a SUS304 stainless steel rod for superior corrosion resistance and a PT tapered port thread. The extruded aluminum barrel includes sensor grooves on both sides, and because this is an -S model, it contains a magnet ready for CMSE reed or DMSE electronic solid-state switches. The rear stopper acts purely as a travel end-point setter, meaning it does not lock or hold the load without continuous live air pressure.
| Model | Airtac SAIJ200 Adjustable Cylinder SAIJ200BX200-100S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø200 mm |
| Stroke | 200 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 | 15708 N | 15080 N |
| 0.7 MPa | 21991 N | — |
| Max (@1.0 MPa) | 3204 kgf | |
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. |
| ×200 | 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 100-200mm travel window during heavy press commissioning to ensure perfect contact force without machining custom spacers.
Rear adjuster allows rapid stroke reduction for different product sizes on the same high-force conveyor line, minimizing downtime between runs.
The SUS304 stainless rod and adjustable end-stop provide reliable, precise end-positioning in washdown or chemically exposed manufacturing zones.
Selecting this 200mm bore actuator provides a maximum thrust of 3204 kgf at 1.0 MPa, stepping up significantly from a 160mm bore that yields 2050 kgf. You would choose this specific adjustable-stroke version over a fixed SAI cylinder when your assembly requires a variable end-stop to accommodate product changeovers or to perfect the final position during commissioning. Because the nominal stroke is 200mm, you do not need an external guide for side-load support, though you should always verify the load center of gravity.
For load-holding requirements without live air, remember that the rear adjuster and air cushions only decelerate the stroke; they do not function as a brake. You would need to pivot to an SAIL air-released lock or a BSAI clamp-lock cylinder for secure positioning. To guarantee ISO 15552 dimensional interchangeability, match the 200mm bore, 200mm stroke, -100mm adjustment, PT G3/4 ports, and the -S magnet, choosing from the SAIJ mounting set: Basic, FA, LB, TC, FTC, TCM1, or TCM2.
Quick checklist
At 0.5 MPa, this 200mm bore cylinder provides 15708N of push force and 15080N of pull force. At the maximum operating pressure of 1.0 MPa, it delivers a maximum thrust of 3204 kgf.
The rear adjuster screw lets you shorten the 200mm nominal stroke by up to 100mm, giving a usable travel window of 100-200mm. It acts as a mechanical stop to set the end position and does not hold the load without live air pressure.
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