
The AirTAC JSIJ100~125 Adjustable Cylinder JSIJ100X200-75S 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.
The hard-anodized aluminum barrel makes it shorter and more compact than a same-bore ISO 15552 unit.
The external stop screw lets you trim the extend stroke on-site by up to 75 mm, giving a usable range of 125 to 200 mm without swapping the cylinder. Because this is an -S SKU, a built-in piston magnet works directly with CMSE or DMSE switches in the side grooves. The retract end remains fixed, and the G1/2 port handles the air volume needed for high-speed cycling.
| Model | Airtac JSIJ100~125 Adjustable Cylinder JSIJ100X200-75S |
|---|---|
| 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.
Dial in the exact 125 to 200 mm extend reach on a light-duty assembly press without machining new hard stops.
Adjust the extend length on-site to handle different pallet sizes on a single heavy-duty transfer line.
Fine-tune the push-off distance for mixed-height palletizing tasks while maintaining high push force.
The adjustable-stroke mechanism shines when you need to fine-tune end positions across multiple machines or keep one spare cylinder for various stroke lengths. You can mount it using FA, LB, TC, TCM1, or TCM2 brackets. For any stroke at or over 300 mm, always use a guide rail to prevent side-load 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 force is 801 kgf at 1.0 MPa. This 100 mm bore unit uses a G1/2 port and features a 33 mm adjustable air cushion at each end.
An external stop screw lets you shorten the extend stroke by up to 75 mm on-site. The nominal 200 mm stroke is the maximum, so your usable extend range is 125 to 200 mm. The retract end is fixed. This stop only sets the end position; it is not a load lock, so you need an external rod lock or pilot-operated check valve to hold a load on air loss.
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