SY5120-5LZD-01: The “Energy-Saving Master” for Industrial Pneumatic Systems
2026-02-10
A 24V 5-port solenoid valve specifically designed for high-flow, high-frequency applications. Featuring an L-shaped socket connector and an energy-saving circuit, it serves as the high-efficiency, energy-conserving control core in automated production lines.
Key Parameters at a Glance
| Parameter Item | Specification | Description |
|---|---|---|
| Product Type | 5-port Solenoid Valve (2-position, single solenoid) | Controls bidirectional gas flow to enable cylinder reciprocating motion. |
| Rated Voltage | DC24V | Standard industrial control voltage, ensuring safe and stable operation. |
| Operating Pressure | 0.1 ~ 0.7 MPa | Wide pressure range, adaptable to various working conditions. |
| Port Size | 1/8 | Rc1/8 British Standard Pipe Thread. |
| Lead-out Style | L-shaped Socket (300mm lead wire) | Facilitates easy plugging/unplugging and wiring for convenient maintenance. |
| Power Consumption | 0.1W (with energy-saving circuit) | Exceptionally low power consumption, offering significant energy savings. |
| Response Time | ≤ 32 ms | Fast response, ensuring sensitive actuation. |
In-Depth Product Analysis
1. Model Code Breakdown
- SY5120: SMC solenoid valve series code, representing a high-performance 5-port valve.
- 5: Rated voltage code, representing DC24V.
- LZD:
- L: Lead-out style is L-shaped socket (with 300mm lead wire).
- Z: Equipped with an indicator light and an overvoltage protection circuit.
- D: Manual override style is push-in and rotary lock type (can be operated with a screwdriver).
- 01: Port size code, representing 1/8.
2. Core Features & Advantages
- Low Power Consumption & Energy Saving: Built-in energy-saving circuit consumes only 0.1W, saving approximately 75% energy compared to conventional solenoid valves (typically over 0.4W), significantly reducing electricity costs during long-term operation.
- High Flow Performance: Flow coefficient (Cv) value reaches 0.49, with a large effective area. It meets high-flow application demands, ensuring rapid and powerful cylinder movement.
- Compact Design: Flat, box-shaped structural design with a valve body width of only 10mm saves installation space, making it especially suitable for automated equipment with space constraints.
- Rapid Response: Short response time (≤32ms) and high operating frequency make it ideal for high-speed automated production lines.
3. Typical Application Scenarios
- Automated Production Lines: Controls cylinder extension and retraction for workpiece gripping, transfer, and positioning.
- Packaging Machinery: Controls actions like material conveying, sorting, and marking in packaging machines.
- Robotics: Serves as the pneumatic control system for robots, coordinating with robotic arms to achieve workpiece picking and placing.
Selection & Usage Recommendations
- Confirm Voltage Compatibility: This model is DC24V. It must be matched with a 24V DC power supply. Strictly prohibit connection to AC220V or other high-voltage sources, as this will burn out the coil.
- Air Supply Conditioning: It is recommended to install a filter (and a lubricator if lubrication is required) upstream of the valve to ensure clean, dry air, thereby extending the solenoid valve’s service life.
- Installation Orientation: Horizontal installation with the coil facing upward is recommended. Avoid vertical installation to prevent valve spool sticking.
- Manual Operation: For debugging or emergency situations, use a screwdriver to press in and rotate the manual override button to force the valve position to switch.
Summary
The SMC SY5120-5LZD-01 is a high-performance 5-port solenoid valve. Its core value lies in its extremely low power consumption (0.1W) and compact structure, combined with high flow and rapid response characteristics. This makes it an ideal choice for automated equipment pursuing energy efficiency and high performance. For industrial applications requiring frequent actuation and having limited space, this valve is a key component for enhancing system performance and reducing operating costs.
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