
The AirTAC JSIJ100~125 Adjustable Cylinder JSIJ100X225-10 is a genuine double acting, double rod, adjustable stroke JIS-standard air cylinder with a Ø100mm bore and 225mm 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 extruded hard-anodized aluminum barrel omits tie rods entirely, making the body shorter and more compact than a same-bore ISO 15552 unit.
The JSIJ100X225-10 code means the 225 mm extend stroke can be shortened on-site by up to 10 mm via an external adjuster, letting you fine-tune the end position without swapping the cylinder. A G1/2 port feeds the 32 mm rod, and adjustable 33 mm air cushions decelerate the load at both ends. Because this SKU lacks the -S magnet, it cannot take a CMSE or DMSE sensor.
| Model | Airtac JSIJ100~125 Adjustable Cylinder JSIJ100X225-10 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 225 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). |
| ×225 | 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.
Use the 10 mm extend adjuster to dial in the exact contact point on a light stamping press without shimming the tool.
Pushes loaded pallets with 5497 N at 0.7 MPa, retracting smoothly via the 33 mm cushion after the divert cycle.
The 10 mm adjustable window is ideal for synchronizing multiple actuators or sharing a spare across slightly different stroke variants. Mounting choices include FA, LB, TC, TCM1, and TCM2. For any stroke over 300 mm, always use a guide rail to prevent side-load damage. Note that a plain cylinder drifts on air loss; fit an external rod lock or pilot-operated check valve if you need to hold a suspended load.
Quick checklist
This 100 mm bore cylinder pushes 3927 N and pulls 3574 N at 0.5 MPa. At 0.7 MPa it pushes 5497 N and pulls 5003 N. The theoretical maximum force is 801 kgf at 1.0 MPa. It uses a G1/2 port and a 32 mm rod with an M26x1.5 thread.
The nominal 225 mm extend stroke is the maximum. The external adjuster lets you shorten the extend stroke by up to 10 mm on-site, giving a usable range of 215-225 mm to fine-tune the end position. The retract end is fixed, and this stop is not a load lock.
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