
The AirTAC Airtac JSI Series Standard Cylinder JSI32X230S is a genuine double acting JIS-standard air cylinder with a Ø32mm bore and 230mm stroke, G1/8 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 402 N of push force at 0.5 MPa, the AirTAC JSI32X230S is a JIS-standard double-acting profile cylinder built for tight machinery. Its extruded hard-anodized aluminum barrel omits external rods, making it notably shorter and more compact than an ISO 15552 cylinder of the same 32 mm bore. The integrated -S piston magnet allows CMSE or DMSE switches to drop directly into the side grooves for precise position detection.
A heterogeneous two-way piston seal retains grease for a long, low-friction service life, while adjustable air cushions at both ends absorb impact. For practical sizing, plan for about 241 N of real work at 0.5 MPa, which translates to lifting roughly 20 kg vertically with a 2:1 safety margin. The unit features a 12 mm rod, M10x1.25 rod thread, and a G1/8 port.
| Model | Airtac JSI Series Standard Cylinder JSI32X230S |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 230 mm |
| Acting type | Double acting |
| Port size | G1/8 |
| Rod thread | M10×1.25 |
| 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, 20 mm |
| Max standard stroke | Up to 1000 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 | 402 N | 346 N |
| 0.7 MPa | 563 N | — |
| Max (@1.0 MPa) | 82 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). |
|---|---|
| 32 | Bore size in mm (32 / 40 / 50 / 63 / 80 / 100 / 125). |
| ×230 | 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.
Pushes lightweight plastic mouldings out of an injection press using a safe 241 N working load at 0.5 MPa.
Actuates a short 230 mm stroke gate arm to sort small cartons on a high-speed packaging conveyor line.
Moves a testing probe head into position over printed circuit boards, relying on the -S magnet for exact sensor feedback.
When sizing this 32 mm bore, stepping up to the JSI40 provides 628 N of push force at 0.5 MPa for heavier loads, while the JSI32 remains the smallest available option in the series for highly compact setups. Because this SKU includes the -S magnet, it is fully ready for CMSE or DMSE sensor integration. At a 230 mm stroke, keep an eye on side loads; using an external guide rail will prevent rod bending and premature seal wear. Remember that the air cushions only decelerate the piston near the stroke ends and do not act as a brake, so fit an external rod lock or pilot-operated check valve if you need to hold a load vertically during air loss.
Quick checklist
The JSI32X230S delivers 402 N push and 345 N pull at 0.5 MPa, 563 N push and 483 N pull at 0.7 MPa, with a theoretical maximum of 82 kgf at 1.0 MPa. It uses a G1/8 air port and runs at speeds of 30-800 mm/s.
As a JIS-standard profile cylinder, the JSI32X230S is shorter and more compact than an ISO 15552 cylinder of the same 32 mm bore. This space-saving design uses an extruded aluminum barrel without external rods, making it ideal for tight machine layouts.
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