
The AirTAC SAID32 Double Rod Cylinder SAID32AX150S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 150mm 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 SAID32X150-S is a double-acting, double-rod ISO 15552 profile cylinder featuring a 32 mm bore and 150 mm stroke. Because the twin rods occupy both sides of the piston, the annulus area is identical in each direction, yielding an equal push and pull force of 483 N at 0.7 MPa. This through-rod architecture is purpose-built for applications needing dual-side guidance, anti-rotation stability, or a rear-rod extension to mount a secondary cam or position flag.
This specific configuration includes a -S magnet for track-and-hold sensing using AirTAC CMSE reed or DMSE solid-state switches fitted into the dual-side sensor grooves. It is built with a SUS420J2 stainless steel rod (option A) for enhanced corrosion resistance and utilizes PT tapered port threads (G1/8) for secure pneumatic sealing.
| Model | Airtac SAID32 Double Rod Cylinder SAID32AX150S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 150 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. |
| ×150 | 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 transfer arm where the extend and retract strokes must move identical payloads at the exact same speed, leveraging the equal 483 N annulus force in both directions.
Guides a machining fixture head that cannot twist under load, using the twin 12 mm rods exiting both end covers to maintain strict parallel motion.
Actuates a clamping mechanism on the front rod while the rear rod protrudes to trigger a DMSE solid-state sensor, confirming stroke completion without external probes.
Select this 32 mm bore model when an application demands symmetric force and speed both ways, which a single-rod SAI cannot provide. If your mechanism requires slightly less force, stepping down is not an option in the same frame, but stepping up to a 40 mm bore yields 739 N at 0.7 MPa for heavier transfer loads. Conversely, if you only need 483 N and lack the physical space for a larger barrel, this bore is the optimal choice.
As a true ISO 15552 profile cylinder, it serves as a direct dimensional replacement for other ISO 15552 double-rod cylinders. It uses the reduced SAID mounting set (Basic, FA, LB, TC, FTC, TCM1, TCM2), omitting the FB, CA, CB, and CR accessories found on single-rod variants. Note that the adjustable air cushions at both ends only decelerate the piston near stroke end; they do not hold a load. If your system loses air pressure, the cylinder will drift, requiring an external rod lock or a SAIL/BSAID variant for true position holding.
Quick checklist
Because the double-rod design subtracts the rod area from both sides of the piston, the force is equal in both directions. It delivers 345 N at 0.5 MPa, 483 N at 0.7 MPa, and 621 N at 0.9 MPa for both extension and retraction.
Yes, it is dimensionally interchangeable per ISO 15552. However, as a double-rod variant, it uses a reduced mounting set: Basic, FA, LB, TC, FTC, TCM1, and TCM2. It omits the FB, CA, CB, and CR mounts used on single-rod cylinders.
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