Airtac SEJ Adjustable Cylinder SEJ125X200-50S
2. Asymmetric bidirectional piston seal structure with compact dimensions and integrated oil reservoir function;
3. Rodless square aluminum tubing construction enhances corrosion resistance;
4. Adjustable cushioning mechanism ensures smooth stroke modulation;
5. Customizable configurations with multiple cylinder variants and mounting accessories;
6. High-temperature resistant sealing materials enable operational range of 0-150°C.
Category: Adjustable Cylinders | Brand: AirTAC | Series: SEJ
AirTAC SEJ125X200-50S Adjustable Cylinder Specifications
- Model: SEJ125X200-50S
- Type: Double-acting adjustable stroke cylinder
- Bore size: 125mm
- Stroke: 200mm (adjustable range: 50-200mm)
- Operating pressure: 0.1–0.8 MPa
- Cushioning: Air cushion adjustable via needle valves
- Mounting style: Standard foot mounting (ISO 15552 compliant)
- Piston rod material: Hard chrome-plated steel
- Tube material: Anodized aluminum alloy
- Seal material: NBR (nitrile rubber)
- Port size: G1/2 (BSPP thread)
- Temperature range: -20℃ to 80℃
- Weight: 5.8kg (excluding accessories)
- Dimensions: 300mm(L) × 150mm(W) × 150mm(H) (fully retracted)
- Rod end type: Female thread M20×1.5
- Max theoretical force: 785N @ 0.6MPa
- ISO standard: 15552 (previously ISO 6431)
High-precision industrial cylinder featuring external stroke adjustment mechanism with positive locking. The dual cushioning system allows independent adjustment of both cushion needles for optimal deceleration. Anodized surface treatment provides corrosion resistance in humid environments. Includes magnetic piston for position sensing compatibility.
- Variable height positioning in automotive assembly lines
- Pressure-controlled clamping systems
- Packaging machine product ejection mechanisms
- Plastic injection molding machine core-pull operations
- Automated warehouse stacker position control
Installation notes:
Mount on rigid surfaces using Class 8.8 or higher bolts. Lubricate with ISO VG32 hydraulic oil
before initial operation. Maintain 0.3mm minimum clearance between magnetic sensor and cylinder body.
Adjust cushioning under reduced pressure (≤0.1MPa) for optimal results.
| Property | Property Value |
|---|---|
| sku | SEJ125X200-50S |
| Adjustable Stroke | <50mm> |
| Seal Material | Polyurethane |
| 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°C to 70°C Speed Range: 30 to 500 mm/s |
| Port Size | PT 1/2 |
| Magnet | S-Magnetic |
| Bore Diameter | 125mm |
| Stroke | <200mm> |
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.