
The AirTAC JSIJ100~125 Adjustable Cylinder JSIJ100X200-30 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 aluminium extruded barrel houses a 32 mm rod, M26x1.5 rod thread, and G1/2 ports. An external stop screw lets you trim the extend stroke on-site by up to 30 mm, giving a usable forward travel of 170 to 200 mm while the retract end remains fixed.
This on-site adjustability means you can fine-tune the end position without physically swapping the cylinder, making one spare suitable for slightly different stroke variants. Note that this specific SKU lacks a magnet and cannot accept CMSE or DMSE sensors; the 33 mm adjustable air cushions only decelerate the piston near the ends and will not hold a load on air loss.
| Model | Airtac JSIJ100~125 Adjustable Cylinder JSIJ100X200-30 |
|---|---|
| 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.
Adjust the extend stroke by up to 30 mm on-site to set the exact bottoming position for a press-fit operation without changing the cylinder body.
Fine-tune the actuator reach on a conveyor diverter gate to accommodate different product widths while maintaining a compact JIS footprint.
Use the 170 to 200 mm adjustable extend window to dial in the stopping height for varying pallet loads before the 33 mm cushions decelerate the impact.
The -30 mm adjustable window is a major advantage when you need to share a single spare across machines with slightly different end-position requirements, or when trimming the final approach on-site. JSIJ mounting options include Basic, FA, LB, TC, TCM1, and TCM2. Because this is a non-magnet SKU, you cannot fit position sensors; if you need CMSE or DMSE switches, select the -S version. For any stroke of 300 mm or longer, always use external guide rails to prevent rod side-loading and premature seal wear.
Quick checklist
The theoretical maximum force is 801 kgf at 1.0 MPa. It features a 100 mm bore, 32 mm rod, G1/2 port, M26x1.5 rod thread, and 33 mm adjustable air cushions at both ends. Operating speed ranges from 30 to 800 mm/s.
The nominal 200 mm stroke is the maximum travel. An external adjuster screw allows you to shorten the extend stroke by up to 30 mm on-site, giving a usable forward range of 170 to 200 mm. The retract end is fixed. This mechanism only sets the end position and does not lock the load; for load holding on air loss, you need an external rod lock or pilot-operated check valve.
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