2、Piston sealing features a custom-shaped bidirectional sealing structure with compact dimensions and integrated oil reservoir function;
3、Square extruded aluminum tubing construction without tie rods, enhanced by corrosion-resistant anodized finish;
4、Smooth and precise cushioning adjustment mechanism;
5、Comprehensive range of cylinder sizes and mounting accessories for flexible system integration;
6、High-temperature resistant sealing materials enable operation in 0~150°C environments.
Category: Double-Axis Cylinders, Brand: AirTAC, Series: SED Series
AirTAC SED Series Dual-Rod Cylinder SED125X240S Specifications
- Model: SED125X240S
 - Type: Double-rod cylinder (ISO 15552 standard)
 - Bore size: 125mm
 - Stroke: 240mm (±1mm tolerance)
 - Operating pressure: 0.1–0.9 MPa
 - Operating temperature: -20℃ to 80℃
 - Cushioning: Adjustable pneumatic cushion (both ends)
 - Mounting style: Basic type (standard ISO mounting grooves)
 - Port size: G1/2 (ISO 1179-1)
 - Material:
            
- Tube: Hard anodized aluminum alloy
 - End caps: Cast aluminum
 - Piston rod: Chrome-plated steel (rod diameter 20mm)
 - Seals: NBR standard (optionally available in FKM/PU)
 
 - Weight: 7.5kg (excluding accessories)
 - Dimensions:
            
- Total length: 340mm (stroke 240mm + end caps)
 - External diameter: 125mm
 - Mounting hole spacing: 160mm (center-to-center)
 - Rod length extension: 120mm per side (at mid-stroke)
 
 - Max speed: 200–750 mm/s (lubricated operation)
 - Protection rating: IP40 (dust protected)
 
Industrial-grade dual-rod cylinder engineered for heavy-duty applications requiring symmetrical force distribution and precise linear motion. Features twin hardened steel rods that eliminate rotational torque, with integrated magnetic piston for position sensing compatibility. The through-rod design allows external load mounting on both ends, ideal for special fixturing requirements.
- Automated welding fixture positioning systems
 - Palletizing robot end-effector actuation
 - Automotive assembly line clamping devices
 - Plastic injection molding machine ejectors
 - Precision grinding machine workholding
 
- Align within 0.2mm perpendicularity tolerance for rod-bore axis
 - Use flexible couplings when connecting to rigid loads
 - Maintain 1.5:1 safety factor for dynamic thrust calculations
 - Pre-lubricated - do not disassemble piston for 3,000km operation
 
| Property | Property Value | 
|---|---|
| sku | SED125X240S | 
| 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 | 
| Piston Rod Material | Medium Carbon Steel | 
| Magnet | S-Magnetic | 
| Bore Diameter | 125mm | 
| Stroke | 240mm | 
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.
              




