
The AirTAC Airtac SAID100 Double Rod Cylinder SAID100X30S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 30mm stroke, G1/2 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 SAID100X30-S is a double-acting, double-rod ISO 15552 profile cylinder featuring a 100 mm bore and a 30 mm stroke. Because a carbon steel rod exits both end covers, the annulus area is identical on extend and retract, yielding an equal 3681 N of force each way at 0.5 MPa. The extruded aluminum barrel includes sensor grooves on both sides, and the integrated -S magnet enables precise position detection using AirTAC CMSE reed or DMSE solid-state switches.
This through-rod design is ideal when you need to mount a workpiece on the front rod end and a cam, position flag, or secondary mechanism on the rear. The twin rods provide superior anti-rotation guidance compared to a single-rod SAI cylinder. Adjustable pneumatic cushioning at both ends decelerates the piston near stroke end, but note that a plain SAID does not hold a load without live air pressure.
| Model | Airtac SAID100 Double Rod Cylinder SAID100X30S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 30 mm |
| Acting type | Double acting |
| Port size | G1/2 |
| Rod thread | M20×1.5 |
| 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, 36 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 | 3927 N | 3682 N |
| 0.7 MPa | 5498 N | — |
| Max (@1.0 MPa) | 801 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. |
|---|---|
| 100 | Bore size in mm. |
| ×30 | 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.
Drives a workpiece forward and retracts it with identical 3681 N force at 0.5 MPa, ensuring perfectly balanced speed and power for dual-station transfer.
Mount a primary tool on the front rod and a secondary cam or position flag on the rear rod to drive two synchronized mechanisms from one cylinder.
The dual carbon steel rods exiting both ends keep the load guided against rotation better than a single rod, ideal for precision sliding fixtures.
Select this 100 mm bore when an application demands symmetric force and speed in both travel directions, as it generates 3681 N each way at 0.5 MPa. If your mechanism requires less force, stepping down to the 80 mm bore yields 2268 N both ways. Choose the double-rod SAID over a single-rod SAI when dual-side actuation, rear-rod sensing, or enhanced load guidance against rotation is required. The PT tapered porting is standard for this bore size.
This model uses the reduced SAID mounting accessory set: Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting the FB, CA, CB, and CR brackets found on single-rod variants. It is dimensionally interchangeable per ISO 15552, serving as a drop-in replacement for other ISO 15552 double-rod cylinders. Because this cylinder lacks an air-released lock, it will drift if air is lost; for position holding without live pressure, consider the SAIL or BSAID series. At a short 30 mm stroke, side-load bending on the rod bearing is minimal, so an external guide is typically unnecessary.
Quick checklist
Because the double-rod design subtracts the rod area from both sides of the piston, the extend and retract forces are equal. It provides 3681 N each way at 0.5 MPa, 5153 N at 0.7 MPa, and 6626 N at 0.9 MPa.
Yes, the SAID100X30-S is a profile cylinder that is dimensionally interchangeable per ISO 15552. It serves as a drop-in replacement for other ISO 15552 double-rod cylinders, using the same mounting interface.
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