
The AirTAC Airtac JSI Series Standard Cylinder JSI100X1000 is a genuine double acting JIS-standard air cylinder with a Ø100mm bore and 1000mm 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.
Delivering 3927 N of push force at 0.5 MPa, the AirTAC JSI100X1000 is a JIS-standard double-acting profile cylinder 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. Because this SKU lacks the -S magnet, it cannot accept CMSE or DMSE position switches.
For practical sizing, plan for about 2356 N of real work at 0.5 MPa, which safely lifts a 200 kg load vertically with a 2:1 margin. The G1/2 port feeds the 32 mm rod, and adjustable 33 mm air cushions at both ends decelerate the piston smoothly. For a double-rod or adjustable-stroke setup, consider the related JSID or JSIJ types.
| Model | Airtac JSI Series Standard Cylinder JSI100X1000 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 1000 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). |
| ×1000 | 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.
Moves 180 kg stamping dies between press stations, utilizing the 3927 N push force to shuttle heavy metal blanks reliably.
Halts fully loaded 1-meter pallets on a packaging line, where the 1000 mm stroke provides ample reach across the conveyor width.
Raises and lowers large loading dock gates, using the long stroke to achieve the full 1-meter opening height required for forklift access.
When sizing this 100 mm bore, verify if the 80 mm class (3518 N push at 0.7 MPa) suffices, or step up to the 125 mm bore (6136 N push at 0.5 MPa) for heavier loads. Since this is a 1000 mm stroke, external guide rails are strongly recommended to prevent rod bending and absorb side loads. Remember that a standard cylinder drifts when air is lost or the valve is centered; the air cushion only decelerates the piston near stroke end and will not hold a load. For vertical applications, install an external rod lock or a pilot-operated check valve.
Quick checklist
At 0.5 MPa it provides 3927 N push and 3574 N pull; at 0.7 MPa it delivers 5497 N push and 5003 N pull. The theoretical maximum force is 801 kgf at 1.0 MPa. It uses a G1/2 air port and an M26x1.5 rod-end thread.
The JSI is a JIS-standard profile cylinder that is shorter and more compact than an ISO 15552 cylinder of the same 100 mm bore, saving valuable machine space. Note that this specific SKU lacks the -S magnet, so it cannot support CMSE or DMSE sensors.
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