SMC AW20-NO1-CZ Filter Regulator 7688

( Brand: Smc ), ( Manufacturer Part Number: AW20-NO1-CZ ), ( Part Type: Filter Regulator )

Review SMC Filter Regulator

The **SMC AW20-NO1-CZ Filter Regulator (Part #7688)** is a high-performance, compact pneumatic control valve designed for precision air preparation in industrial automation, manufacturing, and process control applications. Part of SMC s renowned AW series, this unit combines a robust **filter** and **pressure regulator** into a single, space-saving package, ensuring clean, consistent, and regulated compressed air for sensitive pneumatic systems. Engineered with a **NO (Normally Open) solenoid valve** as its core mechanism, the AW20-NO1-CZ provides seamless control over air flow, allowing for automated on/off switching while maintaining optimal pressure levels ideal for applications requiring precise sequencing or energy-efficient operation.

The filter component within this unit employs a **high-efficiency particulate filter** to remove contaminants such as dust, oil mist, and moisture from the compressed air supply, protecting downstream equipment from wear and performance degradation. The regulator, meanwhile, features a **precision-balanced diaphragm mechanism** that delivers stable pressure regulation across a wide range, typically from **0.2 to 10 bar (3 to 145 psi)**, with minimal pressure drop. This ensures that pneumatic actuators, cylinders, and other pneumatic devices receive a consistent and reliable air supply, even under varying supply conditions.

Constructed from **durable brass and high-grade polymers**, the AW20-NO1-CZ is built to withstand harsh industrial environments, offering resistance to corrosion, vibration, and temperature fluctuations (operating within a range of **-10 C to 60 C**). The compact yet robust design allows for easy integration into existing control panels or direct mounting on air lines, reducing installation complexity while maximizing efficiency. The **NO solenoid valve** provides immediate response times, making it suitable for applications requiring rapid actuation, such as in packaging machinery, automated assembly lines, or laboratory instrumentation.

SMC s proprietary **CZ series** design incorporates a **quick-connect fitting system**, simplifying installation and maintenance by allowing for quick disassembly without tools. This feature, combined with the unit s **low leakage rate** and **energy-saving pressure regulation**, makes it an economical choice for reducing operational costs while enhancing system reliability. Whether used in small-scale automation or as part of a larger pneumatic network, the AW20-NO1-CZ filter regulator ensures that compressed air remains clean, dry, and precisely controlled delivering optimal performance for critical pneumatic operations.

The **SMC AW20-NO1-CZ** is a pneumatic air filter-regulator-lubricator (FRL) unit designed for compressed air systems. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of the SMC AW20-NO1-CZ**

1. **Compact and Integrated Design**

The unit combines a filter, pressure regulator, and lubricator into a single compact assembly, saving space in compressed air setups. This reduces the need for separate components and simplifies installation.

2. **Reliable Pressure Regulation**

The built-in pressure regulator ensures consistent downstream air pressure, which is critical for pneumatic tools, actuators, and other equipment requiring precise pressure control. The adjustable range (typically 0.2 1.0 MPa or 30 150 psi, depending on model) allows flexibility for different applications.

3. **Efficient Filtration**

The filter removes contaminants such as dust, oil mist, and moisture from the compressed air, protecting downstream components from wear and damage. High-quality filtration extends the lifespan of pneumatic tools and valves.

4. **Automatic Lubrication**

The lubricator automatically injects oil into the air stream to reduce friction in pneumatic cylinders, valves, and other moving parts. This improves efficiency, reduces noise, and lowers maintenance requirements for lubricated systems.

5. **Quick-Connect Fittings**

The unit often features standard quick-connect fittings (e.g., SMC s proprietary or ISO-compatible ports), making installation and maintenance faster and easier. This reduces downtime for replacements or adjustments.

6. **Durable Construction**

SMC is known for robust, high-quality pneumatic components. The AW20 series is typically made from corrosion-resistant materials (e.g., stainless steel or brass) and is designed for industrial use, offering longevity in harsh environments.

7. **Easy Maintenance**

The modular design allows for individual component replacement (e.g., filter cartridge, regulator diaphragm, or lubricator wick) without replacing the entire unit. This reduces costs over time.

8. **Compatibility with SMC Systems**

If you re already using SMC components, this unit integrates seamlessly with their valve manifolds, cylinders, and other pneumatic equipment, ensuring compatibility and ease of integration.

9. **Energy Efficiency**

By maintaining optimal pressure and reducing friction through lubrication, the unit helps minimize energy waste in pneumatic systems, which can be cost-effective in large-scale applications.

10. **CE and Safety Certifications**

SMC products often meet international safety standards (e.g., CE, ISO), ensuring compliance with workplace regulations and reducing liability risks.

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### **Cons of the SMC AW20-NO1-CZ**

1. **Limited Flow Rate**

The AW20 series is designed for low-to-medium flow applications (typically up to 20 L/min or 0.7 ft /min, depending on the exact model). For high-flow systems (e.g., large compressors or multiple tools), you may need multiple units or a higher-capacity model (e.g., SMC AW32 or AW50 series).

2. **Pressure Range Limitations**

The regulator s pressure range may not be suitable for very high-pressure applications (e.g., above 1.0 MPa or 150 psi). If your system requires higher pressures, you ll need a different model or an external regulator.

3. **Oil Lubrication Dependency**

While automatic lubrication is beneficial, it requires regular maintenance to ensure the oil reservoir is topped up and the oil is clean. Neglecting this can lead to poor lubrication, increased wear, and potential system failures.

4. **Cost Compared to Basic Units**

The integrated FRL unit is more expensive than purchasing separate components (e.g., a basic filter regulator lubricator from a different brand). However, the convenience often justifies the cost for many users.

5. **Brand Loyalty**

SMC s proprietary fittings and components may limit flexibility if you later decide to switch to another brand s pneumatic system. While SMC is reliable, compatibility with non-SMC parts may require adapters or additional components.

6. **Potential for Leaks**

Like all pneumatic fittings, the AW20-NO1-CZ can develop leaks over time, especially at the connections or seals. Regular inspections are necessary to prevent air loss and ensure system integrity.

7. **Replacement Parts Availability**

While SMC has a wide distribution network, replacement parts (e.g., filter cartridges, regulator diaphragms) may not be as readily available as generic alternatives, potentially increasing downtime if spares are not stocked.

8. **Noise from Regulator**

Pressure regulators can generate some noise, especially if the downstream pressure fluctuates rapidly. While the AW20 is designed to minimize this, it may still be noticeable in quiet environments.

9. **Limited Customization**

The unit is not highly customizable in terms of pressure ranges or flow rates without purchasing different models. Users with specific requirements may need to select a different SMC model or add external components.

10. **Installation Requirements**

Proper installation (e.g., correct orientation, drainage of condensate) is critical for optimal performance. Improper installation can lead to inefficiencies, such as water buildup in the filter or regulator malfunctions.

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### **Conclusion**

The **SMC AW20-NO1-CZ** is a well-engineered, compact, and reliable FRL unit ideal for low-to-medium flow pneumatic systems where space, efficiency, and ease of maintenance are priorities. Its integrated design reduces complexity, while the filtration, regulation, and lubrication functions ensure consistent performance for pneumatic tools and actuators. The unit is particularly suitable for industrial, automotive, or laboratory applications where compressed air quality and pressure control are essential.

However, it may not be the best choice for high-flow applications, extremely high-pressure systems, or users who prefer generic or non-SMC components. The need for regular maintenance (especially oil lubrication) and potential compatibility issues with non-SMC systems are also worth considering.

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### **Recommendation**

- You need a compact, all-in-one FRL unit for a low-to-medium flow pneumatic system (up to 20 L/min).

- Your application requires consistent pressure regulation and clean, lubricated air (e.g., pneumatic cylinders, valves, or tools).

- You are already using SMC components and value seamless integration.

- You prioritize reliability, durability, and ease of maintenance over cost savings from separate components.

- Your system operates within the unit s pressure range (typically 0.2 1.0 MPa or 30 150 psi).

- You require higher flow rates (opt for the AW32 or AW50 series instead).

- Your system needs very high or very low pressure regulation (select a different model or add an external regulator).

- You prefer generic or non-SMC components to avoid brand-specific dependencies.

- Your budget is tight, and you can source equivalent or better-performing units from other brands (e.g., Festo, Parker, or generic filters/regulators).

For most users seeking a high-quality, integrated FRL unit with minimal maintenance hassles, the **SMC AW20-NO1-CZ** is an excellent choice. Its pros outweigh the cons for the majority of applications where it is specified. Always verify the exact flow and pressure requirements of your system before purchasing to ensure compatibility.

Details:

Used - Attached SMC VHS20-NO1-Z, gauge and fittings. Special Instructions. Most items are in stock when they listed. 2-Year MRO Shield Protection Plan Included.

SMC AW20-NO1-CZ Filter Regulator Manufactured by. Manufacturer Part Number: AW20-NO1-CZ. The product must be the original item shipped, with matching serial numbers if applicable.

part #: aw20no1 price

• $9.60

specifications generapneumati:

• brand: Smc
• mpn: Aw20-no1-cz
• part type: Filter Regulator

shipping generapneumati:

• cost: $15.25
• service: USPS Ground Advantage, USPS Priority Mail, UPS Ground, UPS Next Day Air
• transit: 5-13 Days
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offer generapneumati:

• quantity: 3
• options: Ship-to-home
• availability: In Stock
• best offers: True
• started: February 7, 2026
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• condition: Used
• Business Industrial > Hydraulics, Pneumatics, Pumps Plumbing > Other Hydraulics Pneumatics

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• # reviews: 20769
• city: Mount Sterling, Kentucky
• rating: 99.7%

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