
The AirTAC Airtac JSID Double Rod Cylinder JSID32X125S is a genuine double acting, double rod JIS-standard air cylinder with a Ø32mm bore and 125mm 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 345 N of equal force in both directions at 0.5 MPa, this 32 mm bore double-rod actuator uses a single piston with a rod exiting each end. The symmetric layout prevents rotation and provides a stable load path, while the hard-anodized aluminum profile barrel keeps the total length shorter than a same-bore ISO 15552 unit. A G1/8 port supplies air, and the built-in magnet allows CMSE/DMSE switches to drop directly into the side grooves for position sensing.
With a 125 mm stroke and a 12 mm rod, it offers a safe working load of about 207 N, which is roughly 18 kg lifted vertically with a 2:1 margin. The adjustable 20 mm air cushions at both ends decelerate the piston smoothly, though an external rod lock or pilot-operated check valve is required if you need to hold a load securely on air loss.
| Model | Airtac JSID Double Rod Cylinder JSID32X125S |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 125 mm |
| Acting type | Double acting, double rod |
| 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 | Force (both ways) | — |
|---|---|---|
| 0.5 MPa | 346 N | 346 N |
| 0.7 MPa | 484 N | 484 N |
| Max (@1.0 MPa) | 82 kgf | |
Double-rod: the rod passes through both covers, so output force is equal in both directions.
| JSID | JIS-standard profile cylinder (double-rod type). |
|---|---|
| 32 | Bore size in mm (32 / 40 / 50 / 63 / 80 / 100 / 125). |
| ×125 | 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.
Drives two small form tools simultaneously from opposite rod ends, keeping force balanced and preventing rotational drift during light stamping.
Uses the rear rod extension to actuate a mechanical cam or release a secondary latch exactly when the main stroke finishes.
Lifts delicate electronic jigs straight up without twist, relying on the symmetric double-rod geometry for strict linear guidance.
This 32 mm bore sits at the low end of the range, offering 345 N each way at 0.5 MPa; stepping up to the 40 mm bore yields 528 N for heavier jobs, while the 32 mm is ideal for compact, lighter-duty cycles. A double-rod design is the right call when you need anti-rotation guidance, twin tooling on one axis, or a sensor cam at the back end. You can mount it via FA, LB, TC, TCM1, or TCM2 brackets. The -S suffix means the piston magnet is present for CMSE/DMSE sensors. For any stroke at or over 300 mm, add an external guide to handle side loads and protect the seals.
Quick checklist
Because the rod passes through both ends, force is equal in both directions. It generates 345 N at 0.5 MPa, 483 N at 0.7 MPa, and a theoretical maximum of 70 kgf at 1.0 MPa.
The S indicates a built-in piston magnet. This allows you to install CMSE or DMSE reed or electronic switches into the barrel grooves for precise end-of-stroke detection.
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