
The AirTAC Airtac JSID Double Rod Cylinder JSID100X250 is a genuine double acting, double rod JIS-standard air cylinder with a Ø100mm bore and 250mm 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 thrust in both directions at 0.5 MPa, this JIS double-rod profile cylinder uses a hard-anodized aluminum barrel to stay shorter than a same-bore ISO 15552 unit. A 32 mm rod exits both ends on a single piston, creating a symmetric load path that resists torsion. It yields a safe working load of about 2144 N, which is roughly 182 kg lifted vertically with a 2:1 margin. The unit features a G1/2 port and adjustable 33 mm air cushions at each end.
Because this specific SKU lacks the -S magnet, it cannot accept CMSE or DMSE sensors. The twin rods provide excellent anti-rotation guidance and allow you to mount a sensor cam or tooling on the back face. Note that the cushions only decelerate the piston near the stroke ends; for load holding on air loss, you must fit an external rod lock or pilot-operated check valve.
| Model | Airtac JSID Double Rod Cylinder JSID100X250 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 250 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). |
| ×250 | 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 lift stations from one actuator using both rod ends, ensuring perfectly balanced vertical elevation without rotational drift.
Uses the equal push and pull thrust of 3574 N to shuttle a heavy diverter gate back and forth across a packaging line with identical force.
Leverages the compact JIS profile to fit into tight press enclosures while providing robust, equal-force ejection of parts from either stroke end.
Sizing this 100 mm bore against its neighbors shows a clear step: the 80 mm bore provides 2268 N each way at 0.5 MPa, while the 125 mm bore jumps to 5734 N. The JSID100X250 sits comfortably in the middle, outputting 3574 N in both directions. Choose a double-rod configuration when your mechanism demands strict anti-rotation accuracy, needs to drive two tools simultaneously, or requires a symmetric load path to prevent side-loading. Mounting options include Basic, FA, LB, TC, TCM1, and TCM2. For this 250 mm stroke, ensure you use external guide rails to absorb any lateral forces and prevent binding. Remember that this non-magnetic SKU cannot support position sensing.
Quick checklist
The JSID100X250 provides equal force 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. It features a 100 mm bore, a 250 mm stroke, a 32 mm rod, a G1/2 port, and adjustable 33 mm cushions at both ends.
The twin rods prevent rotation and allow you to mount tooling or a sensor cam on the back end. This non-S SKU lacks a magnet and cannot take sensors. The cushions only decelerate the piston; they do not hold load. For suspended loads, install an external rod lock or pilot-operated check valve to prevent drift on air loss.
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