Airtac SEJ Adjustable Cylinder SEJ125X80-30S
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 SEJ125X80-30S Adjustable Stroke Cylinder Specifications
- Model: SEJ125X80-30S
- Type: Double-acting adjustable stroke cylinder
- Bore size: Ø125mm
- Stroke: 80mm (adjustable)
- Adjustment mechanism: External mechanical stopper with locknut
- Operating pressure: 0.05–1.0 MPa
- Piston rod diameter: Ø35mm
- Cushioning: Rubber buffer + adjustable air cushion
- Mounting style: Basic type (no built-in mounts)
- Port size: G1/2 (NPT1/2 optional)
- Seal material: Nitrile (NBR) with wear-resistant ring
- Temperature range: -10℃ to 80℃
- Weight: 6.8kg (excluding accessories)
- Dimensions: 250mm(L) × 150mm(W) × 150mm(H) (at mid-stroke)
- Max thrust: 12,270N @ 0.63MPa
- ISO standard: 15552 compliant
Heavy-duty adjustable cylinder featuring precision-machined aluminum alloy construction with chrome-plated piston rod. The dual cushioning system minimizes impact at stroke ends, while the external stroke adjustment mechanism allows ±5mm fine-tuning without disassembly. Includes built-in magnet for position sensing compatibility.
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Installation note:
Apply Molykote 111 lubricant to piston rod before initial operation.
Allow 20mm clearance around adjustment mechanism for maintenance access.
Maximum side load capacity: 1,500N perpendicular to rod axis.
| Property | Property Value |
|---|---|
| sku | SEJ125X80-30S |
| Adjustable Stroke | 30mm |
| 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 | 80 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.