
The AirTAC Airtac SAI80 Standard Air Cylinder SAI80X1400S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø80mm bore and 1400mm 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 SAI80X1400-S is a double-acting ISO 15552 profile cylinder engineered for applications requiring a non-standard 1400 mm stroke. Delivering a robust push force of 2513 N at 0.5 MPa and 3518 N at 0.7 MPa, it provides the extended reach and thrust needed for large-scale material handling. The extruded aluminum barrel design eliminates protruding tie rods, offering a clean exterior that simplifies mounting and tooling integration.
This specific configuration includes a standard carbon steel piston rod for high tensile strength under heavy axial loads. The -S suffix indicates an integrated magnet, allowing seamless position detection with CMSE or DMSE reed switches fitted directly into the dual sensor grooves on the barrel. Adjustable air cushions at both ends help dissipate kinetic energy across this exceptionally long stroke.
| Model | Airtac SAI80 Standard Air Cylinder SAI80X1400S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 1400 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. |
| ×1400 | 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 large product pushers across wide conveyor belts or multi-stage packaging machinery where a 1400 mm reach is mandatory.
Actuates vertical lifting platforms for palletizing heavy components, utilizing the 2513 N thrust at 0.5 MPa to elevate loads efficiently.
Feeds bulky raw materials into heavy stamping presses, relying on the carbon steel rod to withstand high axial impact during the manufacturing cycle.
Choosing this 80 mm bore over the 63 mm variant (1559 N at 0.5 MPa) provides a significant force upgrade, while stepping up to a 100 mm bore yields 3927 N if your system requires even heavier thrust. Because this model features a 1400 mm stroke—exceeding the 1500 mm maximum standard stroke limit for this bore—it is manufactured as a made-to-order non-standard unit.
For an extended 1400 mm stroke, the unsupported piston rod is highly susceptible to bending under side loads, which can rapidly wear the rod bearing and seals. Implement an external linear guide or use a guided cylinder to handle radial stresses. Additionally, standard pneumatic pressure does not hold loads safely upon air loss; if your machine requires fail-safe position holding, select the SAIL variant with an air-released lock or the BSAI clamp-lock cylinder. Replacement matching requires an 80 mm bore, 1400 mm stroke, PT G3/8 port, appropriate mounting accessory, and a magnet.
Quick checklist
This 80 mm bore cylinder generates a push force of 2513 N and a pull force of 2268 N at 0.5 MPa. At 0.7 MPa, the push force increases to 3518 N. The operational speed range is 30-800 mm/s.
Yes, the SAI series is dimensionally interchangeable per ISO 15552. You can drop it in as a replacement for other ISO 15552 profile cylinders by matching the 80 mm bore, 1400 mm stroke, and G3/8 port size.
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