
The AirTAC Airtac SAI80 Standard Air Cylinder SAI80X1530S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø80mm bore and 1530mm stroke, G3/8 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 SAI80X1530-S is a double-acting ISO 15552 profile cylinder engineered for extra-long reach applications. It delivers a robust 2513 N of push force at 0.5 MPa and 2268 N of pull force, making it suitable for moving substantial masses across extended linear distances. As a made-to-order unit, its 1530 mm stroke exceeds the standard 1500 mm maximum for this bore size, providing bespoke motion solutions for specialized machinery.
This variant includes a standard magnet for proximity sensing, allowing seamless integration with CMSE and DMSE reed switches fitted into the dual-side sensor grooves on the extruded aluminum barrel. The piston rod is constructed from durable carbon steel, and the adjustable air cushions at both ends ensure smooth deceleration of heavy loads over the long travel distance.
| Model | Airtac SAI80 Standard Air Cylinder SAI80X1530S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 1530 mm |
| Acting type | Double acting |
| Port size | G3/8 |
| 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 | 2513 N | 2268 N |
| 0.7 MPa | 3519 N | — |
| Max (@1.0 MPa) | 513 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. |
|---|---|
| 80 | Bore size in mm. |
| ×1530 | 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.
Ideal for pushing heavy pallets or transfer carts across wide machinery spans where a standard 1500 mm stroke falls short.
Feeds large sheet metal blanks into stamping presses, utilizing the 2513 N thrust to move heavy blanks into the tooling zone reliably.
Acts as a long-reach extractor in automated storage systems, pulling heavy totes from deep shelving units using integrated CMSE sensor feedback.
Selecting this 80 mm bore over the adjacent 63 mm bore (1559 N push at 0.5 MPa) is necessary when your application requires moving heavier payloads that would stall a smaller cylinder. Conversely, if the 2513 N force exceeds your requirement, dropping to the 63 mm bore saves valuable compressed air and physical space. This specific 1530 mm stroke is a non-standard configuration, extending past the 1500 mm catalog limit to meet unique machine layouts.
Because the stroke exceeds 300 mm, the extended rod is highly susceptible to bending under side loads. To prevent premature rod-bearing wear and piston scoring, mount this cylinder with an external guide rail or utilize a fully guided cylinder design. Furthermore, this cylinder relies on live air pressure to hold its position; if air is exhausted, the load will drift. For fail-safe load holding without continuous pressure, specify the SAIL (air-released lock) or BSAI (bidirectional clamp-lock) variant instead of the standard SAI. As a true ISO 15552 profile cylinder, it serves as a dimensionally interchangeable drop-in replacement for other ISO 15552 actuators, utilizing a G3/8 PT port, standard mounting accessories (like FA flange or TC trunnion), and the integrated -S magnet option.
Quick checklist
At an operating pressure of 0.5 MPa, this 80 mm bore cylinder generates 2513 N of push force and 2268 N of pull force. At 0.7 MPa, the push force increases to 3518 N.
Yes, it is dimensionally interchangeable per ISO 15552, allowing it to replace other standard profile cylinders. Because the 1530 mm stroke is non-standard and exceeds 300 mm, you must use external guides to prevent the carbon steel rod from bending under side loads.
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