SMC VZ3323 Double Solenoid Valve

( Brand: Smc ), ( Manufacturer Part Number: VZ3323 ), ( Part Type: Valve Solenoid )

Review SMC Double Solenoid Valve Used

The **SMC VZ3323** is a high-performance, double solenoid valve designed for precision pneumatic control in industrial automation, robotics, and manufacturing applications. Part of SMC s renowned **VZ series**, this normally closed (NC) valve features a compact yet robust construction, making it ideal for integration into tight spaces while delivering reliable and efficient operation. Engineered with a **3/2-way spool design**, the VZ3323 provides seamless switching between two positions fully open or fully closed controlled by either of its two independent solenoid coils, allowing for versatile operation in both direct and pilot-controlled systems. Its **normally closed (NC) default state** ensures safety by maintaining a secure seal when power is off, preventing unintended air release, which is critical in applications requiring fail-safe operation.

The valve s **stainless steel body and components** enhance durability, resistance to corrosion, and longevity in harsh environments, including those exposed to moisture, chemicals, or temperature fluctuations. The **dual solenoid configuration** enables independent control of each coil, allowing for sequential or simultaneous actuation, which is particularly useful in applications requiring synchronized or staggered pneumatic movements. The **low power consumption** of the solenoids ensures energy efficiency without compromising performance, while the **quick-release connection** simplifies installation and maintenance, reducing downtime. With a **rated flow capacity of up to 100 L/min (6 CFM)** and a working pressure range of **0.2 to 10 bar (3 to 145 PSI)**, the VZ3323 is well-suited for medium-duty pneumatic systems, including clamping, gripping, positioning, and packaging machinery.

SMC s **patented spool design** minimizes internal leakage and wear, ensuring consistent and repeatable operation over extended periods. The valve s **compact footprint** and **standardized mounting options** make it compatible with a wide range of control panels, manifolds, and pneumatic circuits, while its **CE and UL certifications** guarantee compliance with international safety and performance standards. Whether used in automated assembly lines, CNC machines, or material handling systems, the **SMC VZ3323** delivers precise, reliable pneumatic control with minimal maintenance, making it a dependable choice for engineers and operators demanding both performance and durability.

**Pros and Cons of buying a SMC VZ3323 Double Solenoid Valve**

The SMC VZ3323 is a 2/2-way double solenoid valve commonly used in pneumatic control systems. Below is a detailed analysis of its advantages and disadvantages.

### **Pros**

1. **Reliability and Durability**

The SMC VZ3323 is engineered for industrial applications, featuring robust construction with materials resistant to wear, corrosion, and temperature fluctuations. It is designed to withstand frequent cycling, making it suitable for continuous operation in demanding environments.

2. **Versatility in Control**

As a double solenoid valve, it allows for both direct and pilot-controlled operation, providing flexibility in system design. This means it can be used in applications requiring either direct air actuation or remote control via pilot signals.

3. **Compact and Space-Efficient Design**

The valve is compact, which is advantageous in applications where space is limited. Its modular design also allows for easy integration into existing pneumatic systems.

4. **High Flow Capacity**

With a nominal size of 3/8" (G1/8), the VZ3323 offers sufficient flow rates for many standard pneumatic applications, including clamping, positioning, and light-duty automation tasks.

5. **Quick Exhaust and Response Time**

The valve is designed for fast response, reducing cycle times in automated processes. This is particularly useful in high-speed applications where rapid actuation is critical.

6. **Compatibility with SMC s Ecosystem**

Since it is part of SMC s product line, it integrates seamlessly with other SMC components such as regulators, filters, and control units. This compatibility simplifies system design and maintenance.

7. **Low Maintenance Requirements**

The valve has few moving parts, reducing the likelihood of mechanical failure. Regular maintenance typically involves only cleaning and checking for leaks, which is straightforward.

8. **Standardized and Well-Documented**

SMC is a well-established brand with extensive documentation, technical support, and a global distribution network. This makes troubleshooting and sourcing spare parts easier.

9. **Energy Efficiency**

The valve is designed to minimize air leakage when deactivated, reducing wasted energy in pneumatic systems.

10. **Wide Operating Pressure Range**

It operates effectively across a broad pressure range (typically 0.2 10 bar), making it adaptable to various system pressures without requiring significant modifications.

---

### **Cons**

1. **Limited Flow Rate for High-Demand Applications**

While adequate for many standard tasks, the 3/8" size may be insufficient for high-flow applications such as heavy-duty clamping, large cylinder actuation, or high-speed production lines. Larger valves (e.g., 1/2" or 3/4") would be required for such cases.

2. **Cost Relative to Performance**

The VZ3323 is priced moderately, but for applications requiring higher flow rates or more advanced features (e.g., proportional control), investing in a more expensive valve may be justified. The cost-benefit ratio may not be optimal for low-budget projects where performance demands are minimal.

3. **Dependence on Power Supply Stability**

As a solenoid valve, its performance is directly tied to the stability of the electrical supply. Fluctuations or power surges can cause erratic operation or failure. Additional protection (e.g., surge suppressors) may be necessary in unstable environments.

4. **Limited Customization Options**

The VZ3323 is a standard model with fixed specifications. Users requiring non-standard mounting, special materials, or unique control features may need to explore alternative solutions or workarounds.

5. **Potential for Leakage Over Time**

While generally reliable, solenoid valves can develop minor leaks over extended use due to wear on seals or internal components. Regular inspections are recommended to prevent air loss in the system.

6. **Requires Proper Installation and Wiring**

Incorrect installation (e.g., improper piping, electrical connections) can lead to reduced performance or failure. Users must follow SMC s installation guidelines carefully to avoid issues.

7. **Not Suitable for Extreme Environments**

While durable, the VZ3323 may not perform optimally in extreme conditions such as high humidity, corrosive atmospheres, or temperature extremes beyond its specified range (typically -10 C to 60 C). Specialized valves may be needed for such applications.

8. **Learning Curve for Complex Systems**

For users unfamiliar with pneumatic control, setting up and troubleshooting the valve may require some learning. SMC provides documentation, but hands-on experience or training may be beneficial for optimal use.

---

### **Conclusion**

The SMC VZ3323 Double Solenoid Valve is a well-rounded, reliable choice for standard pneumatic applications requiring moderate flow rates and precise control. Its compact design, durability, and compatibility with SMC s ecosystem make it a practical option for many industrial and automation tasks. However, it may not be ideal for high-flow, high-speed, or extreme-environment applications where more specialized valves would be preferable.

For most users seeking a balance between performance, cost, and ease of use, the VZ3323 is a solid recommendation. If the application demands higher flow rates, proportional control, or operation in harsh conditions, exploring alternatives such as larger solenoid valves, proportional valves, or specialized industrial models would be advisable.

### **Recommendation**

- You need a reliable, standard 2/2-way solenoid valve for general pneumatic control.

- Your application involves moderate flow rates and does not require extreme performance.

- You are working within SMC s ecosystem and benefit from seamless integration.

- Budget constraints make it a cost-effective solution for your needs.

- Your system requires high flow rates or heavy-duty operation.

- You need proportional or advanced control features.

- The operating environment includes extreme temperatures, corrosive conditions, or high humidity.

- You are looking for lower-cost options with comparable performance (e.g., other brands like Festo or ASCO).

For most standard pneumatic automation tasks, the SMC VZ3323 is a dependable and efficient choice. Always verify compatibility with your specific system requirements before purchasing.

Details:

Prices for these options may differ from standard ground shipping. SMC VZ3323 Double Solenoid Valve. These services include: UPS 3 Day Select. The cost of combined shipping depends on weight, location buyer and size box.

Item is sold as pictured. UPS 2 Day Air AM. UPS Next Day AM.

part #: vz3323 prices

• $47.99-$119.77

specifications valvesplumbing:

• brand: Smc
• mpn: Vz3323
• part type: Valve Solenoid

payments valvesplumbing:

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shipping valvesplumbing:

• transit: 5-11 Days
• type: Calculated
• cost: $10.95
• service: USPS Ground Advantage, UPS Ground, USPS Priority Mail, UPS Next Day Air
• class: Standard, Expedited, One-day
• carrier: USPS, UPS

offer valvesplumbing:

• best offers: True
• quantity: 5
• availability: In Stock
• sold: 0
• options: Ship-to-home
• started: May 8, 2026

returns valvesplumbing:

• method: Money back
• policy: Returns Accepted
• paid by: Buyer
• time: 30 Days

general valvesplumbing:

• Hydraulics, Pneumatics, Pumps Plumbing > Valves Manifolds > Air Control Valves
• condition: Used

seller valvesplumbing:

• rating: 100.0%
• city: Kawkawlin, Michigan
• # reviews: 28719

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