Airtac SEJ Adjustable Cylinder SEJ125X120-75S
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 SEJ125X120-75S Adjustable Cylinder Specifications
- Model: SEJ125X120-75S
- Type: Double-acting adjustable stroke cylinder
- Bore size: 125mm
- Stroke: 120mm (adjustable range: 0-75mm)
- Mounting style: Front flange & foot mounting (ISO 15552 standard)
- Operating pressure: 0.05–1.0 MPa
- Cushioning: Rubber buffer + external adjustable stopper
- Port size: G1/2 (NPT1/2 optional)
- Piston rod thread: M20×1.5
- Temperature range: -10℃ to 80℃
- Seal material: Polyurethane (NBR optional)
- Protection rating: IP54 (standard wiper design)
- Weight: 3.8kg (excluding accessories)
- Dimensions: 330mm(L) × 125mm(W) × 125mm(H)
High-precision industrial cylinder featuring patented stroke adjustment mechanism with locknut-secured positioning. The chrome-plated piston rod and anodized aluminum body ensure corrosion resistance in humid environments. Includes magnetic piston for sensor compatibility and replaceable cushioning components. Requires 5-40μm filtered air with ISO 8573-1:2010 Class 4 purity.
- Automated assembly line positioning fixtures
- Packaging machine stopper mechanisms
- Die-casting machine ejection systems
- Material handling lift-and-lower operations
- Automotive welding jig positioning
- Electronics component press-fitting
Installation note:
Lubricate piston rod with ISO VG32 hydraulic oil before initial use.
Maintain 0.3mm minimum clearance between stopper and cylinder
during adjustment. Avoid lateral forces exceeding 30N on rod end.
| Property | Property Value |
|---|---|
| sku | SEJ125X120-75S |
| Adjustable Stroke | 75mm |
| 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 | 120mm |
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.