2. Features profiled bidirectional sealing structure for piston with compact dimensions and integrated oil reservoir;
3. JSI series adopts aluminum tube with internal cross rib reinforcement (rodless design), offering enhanced corrosion resistance;
4. Compact length compared to ISO15552 standard cylinders of equivalent bore size;
5. Smooth cushioning adjustment mechanism for stable operation;
6. Available in multiple configurations with comprehensive cylinder mounting accessories.
Category: Standard Cylinders | Brand: AIRTAC | Series: JSIJ100~125
AirTAC JSIJ125X300-20 Adjustable Stroke Cylinder Specifications
- Series: JSIJ100~125 Adjustable Stroke Cylinder
- Full model: JSIJ125X300-20
- Bore size: 125mm (5")
- Stroke: 300mm (adjustable range: ±5mm via mechanical stopper)
- Operating pressure range: 0.05-1.0 MPa
- Ambient temperature: -20℃ to 80℃
- Cushioning type: Adjustable air cushion (both ends)
- Mounting style: Front flange (MF1) / Rear flange (MF2) optional
- Port size: G1/2 (BSPP thread)
- Piston rod material: Hard chrome-plated carbon steel
- Tube material: Aluminum alloy with hard anodized surface
- Repeat positioning accuracy: ±0.5mm
- Max piston speed: 500 mm/s
- Weight: 5.8 kg (excluding accessories)
- Dimensions: 600mm(L) × 180mm(W) × 180mm(H) (full extension)
- Rod end type: Male thread M20×1.5
- ISO standard: 15552 compliant
Heavy-duty adjustable stroke cylinder with precision positioning capability, featuring dual-sided magnetic piston for sensor compatibility. The enhanced cushioning system reduces end-impact noise to below 75dB(A). Integrated dust wiper prevents particulate ingress in harsh environments.
- Variable height positioning in material handling systems
- Pressure adjustment mechanisms in plastic injection molds
- Tooling fixture positioning for automotive welding lines
- Batch processing equipment with adjustable stroke requirements
- Press machine force control systems
| Property | Property Value |
|---|---|
| sku | JSIJ125X300-20 |
| Adjustable Stroke | <20mm> |
| Understood. Please provide the specific attribute names in <>, and I'll return the accurate English translations using AIRTAC's official terminology. Example: User input: <缸径> My output: Bore | Operating Temperature:-20-70°C Speed Range:30-800mm/s |
| Port Size | PT 1/2 |
| Magnet | Non-magnetic |
| Cushion Stroke | 33mm |
| Bore Diameter | 125mm |
| Stroke | 300mm |
Returns will be accepted for up to 15 days of Customer’s receipt or tracking number on Not used items. You, as a Customer, are obliged to inform us via email before you return the item, only in the case of:
- Received the wrong item.
- Item arrived not as expected (ie. damaged packaging).
- Item had defects.
- Over delivery time.
- The shipper does not allow the goods to be inspected before payment.
The returned product(s) must be in the original packaging, safety wrapped, undamaged and unworn. This means that the item(s) must be safely packed in a carton box for protection during transport, possibly the same carton used to ship to you as a customer.







