
The AirTAC Airtac JSIJ63~80 Adjustable Cylinder JSIJ80X400-10S is a genuine double acting, adjustable stroke JIS-standard air cylinder with a Ø80mm bore and 400mm 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 is built for applications demanding exact end-position tuning. The hard-anodized aluminum barrel lacks external tie rods, making the unit shorter and more compact than a same-bore ISO 15552 cylinder. A built-in piston magnet (-S) allows CMSE or DMSE switches to drop directly into the side grooves for position sensing.
The external stop screw provides a 10 mm on-site extend-shortening window, letting you dial in the usable stroke from 390 to 400 mm without swapping the cylinder. It handles about 1508 N of real work safely, translating to roughly 128 kg lifted vertically with a 2:1 margin. Pneumatic connections use a G3/8 port, and the retract end remains fixed while the adjustable air cushions decelerate the load smoothly.
| Model | Airtac JSIJ63~80 Adjustable Cylinder JSIJ80X400-10S |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 400 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). |
| ×400 | 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.
Dial in the exact 390 to 400 mm extend position on-site to seat bearings without bottoming out the tooling.
Adjust the extend stop by up to 10 mm to accommodate different pallet widths on a shared production line.
Use the 2513 N push force to index heavy pallets, tweaking the end point to align with downstream wrappers.
When sizing this 80 mm bore actuator, compare it against the neighboring 63 mm and 100 mm options. The 63 mm bore yields 1559 N push at 0.5 MPa, while the 100 mm bore steps up to 3927 N, giving you clear force scaling. The 10 mm adjustable window is ideal for sharing a single spare cylinder across several stroke variants or fine-tuning a final position on-site. JSIJ mounting choices include FA, LB, TC, TCM1, and TCM2. Because the 400 mm stroke is relatively long, always support the load with external guides to prevent rod bending and excessive side loading. The -S magnet enables drop-in CMSE/DMSE sensors for closed-loop feedback.
Quick checklist
At 0.5 MPa this 80 mm bore cylinder pushes 2513 N and pulls 2268 N. At 0.7 MPa it pushes 3518 N and pulls 3175 N. The theoretical maximum force is 513 kgf at 1.0 MPa. It uses a G3/8 port and features a 25 mm piston rod with an M22x1.5 thread.
The external stop screw lets you shorten the extend stroke by up to 10 mm on-site, giving a usable extend range of 390 to 400 mm. The nominal 400 mm stroke is the maximum, and the retract end is fixed. This stop only sets the end position; it is not a load lock, so use an external rod lock or pilot-operated check valve if you need to hold a load vertically.
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