
The AirTAC Airtac JSI Series Standard Cylinder JSI100X700 is a genuine double acting JIS-standard air cylinder with a Ø100mm bore and 700mm stroke, G1/2 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.
Generating 3927 N of push force at 0.5 MPa, this double-acting JIS-standard profile cylinder is built for heavy-duty automation. Its extruded hard-anodized aluminum barrel omits external rods, making the unit shorter and more compact than an ISO 15552 cylinder of the same 100 mm bore. The internal two-way piston seal retains grease for long, low-friction life, while the G1/2 port and M26x1.5 rod thread handle high flow rates.
For practical sizing, plan for about 2356 N of real work at 0.5 MPa, which safely lifts a 200 kg vertical load with a 2:1 margin. Because this specific SKU lacks the -S magnet, it cannot accept CMSE or DMSE position switches. The 33 mm adjustable air cushions at both ends decelerate the heavy piston near stroke end, but do not lock the rod if air pressure drops.
| Model | Airtac JSI Series Standard Cylinder JSI100X700 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 700 mm |
| Acting type | Double acting |
| Port size | G1/2 |
| Rod thread | M26×1.5 |
| 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, 33 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 | 3927 N | 3525 N |
| 0.7 MPa | 5498 N | — |
| Max (@1.0 MPa) | 801 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| JSI | JIS-standard profile cylinder (double-acting type). |
|---|---|
| 100 | Bore size in mm (32 / 40 / 50 / 63 / 80 / 100 / 125). |
| ×700 | 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 onto a secondary packaging line using its 3927 N push force, while the 700 mm stroke clears the main conveyor belt completely.
Reaches deep into a large injection molding machine to extract finished automotive interior panels, relying on the compact profile to fit tight mold platen areas.
Indexes large bulk material totes along an assembly conveyor, utilizing the adjustable 33 mm cushions to stop the 200 kg payload smoothly at stroke end.
When sizing this 100 mm bore, the smaller JSI80 offers 2513 N push at 0.5 MPa, while the larger JSI125 provides 6136 N if you need to move heavier masses. This 700 mm stroke requires careful attention to side loads: at full extension, the 32 mm rod is vulnerable to bending, so external guide rails should support the load to prevent premature seal wear. Since this is a standard double-acting cylinder, the piston will drift if air is lost or the valve is centered; use an external rod lock or pilot-operated check valve for applications requiring strict position holding.
Quick checklist
The 100 mm bore provides a push of 3927 N and pull of 3574 N at 0.5 MPa, and a push of 5497 N / pull of 5003 N at 0.7 MPa. The theoretical maximum force is 801 kgf at 1.0 MPa. It uses a G1/2 air port and an M26x1.5 rod thread.
No, this specific SKU does not include the -S magnet, so it cannot accept CMSE or DMSE switches. You would need the JSI100X700-S variant for position sensing. The cylinder itself is a JIS-standard profile design that is shorter and more compact than an equivalent ISO 15552 cylinder.
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