
The AirTAC Airtac JSIJ63~80 Adjustable Cylinder JSIJ80X800-100S is a genuine double acting, adjustable stroke JIS-standard air cylinder with a Ø80mm bore and 800mm stroke, G3/8 air ports and adjustable end cushioning. Its no-tie-rod, hard-anodized profile barrel is more compact than an ISO 15552 cylinder of the same bore — a space-saver on tight machines.
Delivering 2513 N of push force at 0.5 MPa, this 80 mm bore JIS profile cylinder brings on-site extend flexibility to long-stroke automation. The external adjuster provides a 100 mm shortening window, letting you fine-tune the usable extend stroke anywhere from 700 to 800 mm without swapping the actuator. It handles about 1508 N of real work safely, which translates to roughly 128 kg lifted vertically. The hard-anodized aluminum barrel omits external rods, making the whole unit shorter and more compact than a same-bore ISO 15552 cylinder.
Because this SKU includes the -S magnet, you can drop CMSE or DMSE reed and electronic switches directly into the side grooves for position sensing. Pneumatic connections use a G3/8 port, while a 29 mm adjustable air cushion at each end decelerates the payload smoothly. Note that the cushion only slows the moving mass near the end of travel; a plain cylinder cannot hold a load on air loss, so fit an external rod lock or pilot-operated check valve if drift is unacceptable.
| Model | Airtac JSIJ63~80 Adjustable Cylinder JSIJ80X800-100S |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 800 mm |
| Acting type | Double acting, adjustable stroke |
| Port size | G3/8 |
| Rod thread | M22×1.5 |
| 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, 29 mm |
| Max standard stroke | Up to 1500 mm |
Specifications follow the official AirTAC JSI (JIS standard) datasheet. Confirm against the product label before installation. Thread options: PT (blank) / G. Barrel: hard-anodized aluminum profile (no tie rods).
| 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.
| JSIJ | JIS-standard profile cylinder (adjustable-stroke type). |
|---|---|
| 80 | Bore size in mm (32 / 40 / 50 / 63 / 80 / 100 / 125). |
| ×800 | Stroke length in mm. |
| -S | Optional built-in magnet for CMSE / DMSE sensors. |
JSI-family variants: JSI (double acting), JSID (double rod), JSIJ (adjustable stroke). Mounting: LB / FA / FB / CA / CB / CR / TC / TCM1 / TCM2. Thread PT (blank) / G.
Pushes heavy pallets down a 750 mm transfer line, using the 100 mm adjuster to match varying pallet stop positions without remounting the actuator.
Ejects packaged goods from a staging zone, fine-tuning the extend endpoint between 700 and 800 mm to accommodate different carton depths on the fly.
Raises a 128 kg fixture vertically with a 2:1 safety margin, relying on the -S magnet switches to confirm the upper and lower travel limits.
When sizing this 80 mm bore actuator, stepping down to a 63 mm bore yields 1559 N push at 0.5 MPa, whereas stepping up to a 100 mm bore provides 3927 N. The 100 mm adjustable window is ideal for sharing a single spare cylinder across multiple stroke variants or dialing in a final end position on the machine. You can mount it using basic, FA, LB, TC, TCM1, or TCM2 brackets. Because the stroke is 800 mm, always support the load with an external guide to prevent rod bending and premature seal wear under side loading.
Quick checklist
At 0.5 MPa it provides 2513 N push and 2268 N pull. At 0.7 MPa it provides 3518 N push and 3175 N pull. The theoretical maximum force is 513 kgf at 1.0 MPa. The air port is G3/8.
The nominal 800 mm stroke is the maximum extend length. The external stop screw lets you shorten the extend stroke on-site by up to 100 mm, giving a usable extend range of 700 to 800 mm. The retract end remains fixed, and the stop sets the end position rather than locking the load.
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