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 JSIJ125X25-20S Adjustable Cylinder Specifications
- Series: JSIJ100~125 Adjustable Stroke Cylinder
- Model Code Breakdown: JSIJ125X25-20S
- 125: Bore size (mm)
- 25: Standard stroke (mm)
- 20: Adjustable stroke range (±10mm)
- S: Special cushion design
- Bore diameter: 125mm ±0.5mm
- Stroke adjustment: 15-35mm (manual screw-type)
- Operating pressure: 0.05-1.0 MPa
- Temperature range: -20℃ to 80℃
- Cushioning: Dual adjustable hydraulic buffers
- Mounting: FA-type foot mounting (ISO 15552 standard)
- Port size: G3/8 (NPT1/4 optional)
- Piston material: Anodized aluminum alloy
- Rod material: Chrome-plated steel (Cr-Mo)
- Seal type: HNBR seals with wear indicator
- Weight: 6.8kg (including mounting accessories)
- Dimensions:
- Extended length: 298mm
- Retracted length: 273mm
- Body width: 142mm
- Mounting height: 62mm
- Protection class: IP54 (standard wiper design)
High-precision adjustable stroke cylinder with position-locking mechanism, featuring micrometer-grade stroke adjustment (±0.05mm repeatability). The dual-chamber buffer system minimizes end-impact noise below 75dB. Integrated mounting grooves allow direct sensor attachment without brackets.
- Die casting machine ejection force control
- Glass tempering furnace door positioning
- Automotive welding jig fine adjustment
- PCB press-fit equipment depth calibration
- Packaging line product height compensation
| Property | Property Value |
|---|---|
| sku | JSIJ125X25-20S |
| 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 | S-Magnetic |
| Cushion Stroke | 33mm |
| Bore Diameter | 125mm |
| Stroke | <25 mm> |
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.







