
The AirTAC Airtac JSID Double Rod Cylinder JSID100X125 is a genuine double acting, double rod JIS-standard air cylinder with a Ø100mm bore and 125mm 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.
Delivering 3574 N of equal force in both directions at 0.5 MPa, this 100 mm bore double-rod actuator uses a G1/2 port and a 32 mm piston rod. The twin-rod architecture creates a symmetric load path that resists torsional twist, while the hard-anodized aluminum profile barrel keeps the total build shorter than an ISO 15552 cylinder of the same bore. It safely handles about 2144 N of real work, which translates to lifting roughly 182 kg vertically with a 2:1 safety margin.
This SKU lacks the -S magnet option, so it cannot accept CMSE or DMSE position sensors. The adjustable 33 mm air cushions at each end decelerate the payload smoothly, but a plain cylinder drifts on air loss; use an external rod lock or pilot-operated check valve if you need to hold a load mid-stroke.
| Model | Airtac JSID Double Rod Cylinder JSID100X125 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 125 mm |
| Acting type | Double acting, double rod |
| 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 | Force (both ways) | — |
|---|---|---|
| 0.5 MPa | 3525 N | 3525 N |
| 0.7 MPa | 4935 N | 4935 N |
| Max (@1.0 MPa) | 801 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). |
|---|---|
| 100 | 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 synchronized forming tools from opposite rod ends, ensuring perfectly balanced impact force across a wide workpiece.
Powers a dual-sided sorting flap where the equal push and pull forces prevent binding during high-speed package routing.
Lifts heavy platens using both rods to share the load, mechanically preventing platform twist without external linear guides.
Sizing this actuator requires checking both neighbors: stepping down to the 80 mm bore yields 2268 N each way, while the larger 125 mm bore provides 5734 N. Choose the double-rod format when your mechanism needs anti-rotation guidance, drives twin tooling stations from one piston, or requires a symmetric load path. Mounting options include FA, LB, TC, TCM1, and TCM2 brackets. Because this 125 mm stroke is relatively short, side-load risks are minimal, but any application exceeding 300 mm of travel should incorporate an external guide to protect the seals.
Quick checklist
Because the rod exits both ends, force is equal in both directions: 3574 N at 0.5 MPa and 5003 N at 0.7 MPa. The theoretical maximum is 729 kgf at 1.0 MPa. This 100 mm bore unit uses a G1/2 air port and a 32 mm rod with an M26x1.5 thread.
No, this specific SKU does not include a magnet. You must select the -S variant of the JSID series to use CMSE or DMSE magnetic switches for end-of-stroke sensing.
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