
The AirTAC JSIJ100~125 Adjustable Cylinder JSIJ100X200-50 is a genuine double acting, double rod, adjustable stroke JIS-standard air cylinder with a Ø100mm bore and 200mm 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.
Its hard-anodized aluminium barrel keeps the build more compact than a same-bore ISO 15552 unit, while the G1/2 port feeds the 32 mm rod for robust actuation.
The external adjuster lets you shorten the 200 mm extend stroke on-site by up to 50 mm, giving a usable range of 150-200 mm without swapping the cylinder. Note that this specific SKU lacks a magnet and cannot take CMSE/DMSE sensors.
| Model | Airtac JSIJ100~125 Adjustable Cylinder JSIJ100X200-50 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 200 mm |
| Acting type | Double acting, double rod, adjustable stroke |
| 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 | 3525 N | 3525 N |
| 0.7 MPa | 4935 N | 4935 N |
| Max (@1.0 MPa) | 719 kgf | |
JSIJ is double-rod: the rear rod that carries the stroke adjuster passes through the rear cover, so both piston faces lose rod area. Push is shown at the annular-area value (conservative).
| JSIJ | JIS-standard profile cylinder (adjustable-stroke type). |
|---|---|
| 100 | Bore size in mm (32 / 40 / 50 / 63 / 80 / 100 / 125). |
| ×200 | 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.
Fine-tune the 150-200 mm extend stroke on-site to set precise insertion depths for bearing presses without machining new stops.
Alter the extend reach by up to 50 mm to accommodate different package widths on a sorting line using the same actuator.
When sizing this 100 mm bore, step down to an 80 mm cylinder if your 0.5 MPa push requirement falls below 2513 N, or step up to 125 mm for demands exceeding 6136 N. The 50 mm adjuster window is ideal for sharing a single spare across multiple stroke variants or fine-tuning the end position on the machine. You can mount it via FA, LB, TC, TCM1, or TCM2 brackets. Because this SKU has no -S magnet, position sensing is impossible here. For any stroke over 300 mm, always use a guide rail to prevent rod side-loading damage.
Quick checklist
At 0.5 MPa it pushes 3927 N and pulls 3574 N. At 0.7 MPa it pushes 5497 N and pulls 5003 N. The theoretical maximum is 801 kgf at 1.0 MPa. It uses a G1/2 port, a 32 mm rod, and has 33 mm adjustable air cushions at both ends.
The nominal 200 mm stroke is the maximum. An external stop screw lets you shorten the extend stroke by up to 50 mm on-site, yielding a usable range of 150-200 mm. The retract end is fixed. This mechanism only sets the end position; it does not lock the load, so use an external rod lock or pilot-operated check valve if you need to hold a load against air loss.
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