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  3. WIKA 233.30.100

WIKA 233.30.100 Diaphragm Seal Water Pressure Gauge 14261555 5-1/4IN 30160psi

233.30.100 Wika 14261555 Diaphragm Seal Pressure Gauge 4in 5-1/4in -30-160psi

( Brand: Wika ), ( Manufacturer Part Number: 233.30.100 ), ( Part Type: Seal Pressure Gauge ), ( Model Number: 233.30.100 14261555 ), ( Dial Size: 4 In ), ( Reference Sku: 1771506 ), ( Product Condition: New Other )

Review WIKA Diaphragm Seal Pressure Gauge 4in 5-1/4in 30160psi

The **WIKA 233.30.100 (14261555) Diaphragm Seal Pressure Gauge** is a robust, high-performance instrument designed for precise and reliable pressure measurement in demanding industrial applications where process fluids pose a risk to standard mechanical gauges. This gauge features a **4-inch (101.6 mm) or 5-1/4-inch (133.35 mm) dial**, providing clear, easy-to-read indications even from a distance, making it ideal for control rooms, panel mounting, or high-visibility environments. The **30 to 160 psi (2.0 to 11.0 bar) range** ensures accurate monitoring of moderate to moderately high-pressure systems, including hydraulic systems, pneumatic controls, compressed air networks, and chemical processing lines where fluid compatibility is critical.

At the heart of this gauge is a **diaphragm seal assembly (14261555)**, a critical component that isolates the process fluid from the gauge mechanism, preventing contamination, corrosion, or damage to the internal movement. The diaphragm seal is constructed from **high-quality elastomer or metal (depending on the model variant)**, offering exceptional resistance to chemicals, oils, water, and other aggressive media, while maintaining long-term accuracy and durability. This design is particularly advantageous in applications involving corrosive substances, abrasive slurries, or high-temperature fluids where traditional gauges would fail prematurely.

The gauge itself incorporates **WIKA s precision-engineered bourdon tube movement**, ensuring consistent performance, minimal hysteresis, and a long operational lifespan. The **aluminum or stainless steel case** provides structural integrity and corrosion resistance, while the **anodized or painted finish** offers additional protection against environmental factors. The **back connection** is designed for easy installation, featuring a **1/2-inch NPT or metric thread**, allowing seamless integration into existing piping systems. For added convenience, the gauge includes a **quick-connect fitting** on the diaphragm seal side, simplifying field installation and maintenance.

Safety and reliability are paramount in industrial settings, and the WIKA 233.30.100 excels in both areas. The gauge is **factory-calibrated and certified** to meet international standards, including ISO 228, ensuring accuracy within 1% of the full-scale range. Its **overload protection** feature safeguards the internal mechanism from sudden pressure spikes, while the **sealed case** prevents dust, moisture, and debris from compromising performance. Additionally, the **adjustable zero point** allows for fine-tuning to account for minor variations in system pressure, enhancing operational flexibility.

Whether deployed in **food and beverage processing, pharmaceutical manufacturing, oil and gas refining, or general industrial automation**, this diaphragm seal pressure gauge delivers unmatched reliability and precision. Its **modular design** allows for easy replacement of the diaphragm seal when exposed to harsh conditions, reducing downtime and maintenance costs. With its **durable construction, wide compatibility with various fluids, and clear, high-visibility dial**, the WIKA 233.30.100 (14261555) is an indispensable tool for engineers and operators seeking dependable pressure monitoring in challenging environments.

### **Pros and Cons of buying a WIKA 233.30.100 (14261555) Diaphragm Seal Pressure Gauge (4" or 5-1/4" Dial, 30-160 psi)**

#### **Pros**

1. **High Accuracy and Reliability** WIKA is a well-established brand known for precision-engineered instruments. This diaphragm seal gauge is designed for accurate pressure measurement, making it suitable for industrial applications where consistency is critical.

2. **Corrosion Resistance** The diaphragm seal protects the gauge from corrosive or contaminated fluids, extending its lifespan in harsh environments (e.g., chemical processing, food and beverage, or wastewater treatment).

3. **Wide Range Compatibility** The 30-160 psi range is versatile for moderate-pressure applications, such as HVAC systems, compressed air lines, or low-pressure hydraulic systems. The option for 4" or 5-1/4" dials allows for better visibility in different setups.

4. **Durable Construction** The gauge is built to withstand vibrations, temperature fluctuations, and mechanical stress, reducing the risk of failure in demanding conditions.

5. **Easy Installation and Maintenance** Diaphragm seals simplify installation by isolating the gauge from the process fluid, and the design often allows for quick replacement of the seal if damaged.

6. **Compatibility with Various Fluids** The diaphragm seal can accommodate a range of fluids, including water, oil, and some chemicals, depending on the seal material (e.g., PTFE, EPDM, or Viton).

7. **Certifications and Standards** WIKA products often meet industry standards (e.g., ASME, PED, or ATEX), ensuring compliance with regulatory requirements in many sectors.

8. **Long-Term Cost Efficiency** While the initial cost may be higher than basic gauges, the durability and reduced maintenance needs can lower long-term operational expenses.

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#### **Cons**

1. **Higher Upfront Cost** Compared to standard pressure gauges without seals, this model is more expensive due to its advanced features and corrosion protection.

2. **Potential Seal Wear Over Time** The diaphragm seal may degrade or fail if exposed to incompatible chemicals, extreme temperatures, or mechanical stress, requiring replacement and adding maintenance costs.

3. **Limited Pressure Range** The 30-160 psi range is suitable for moderate pressures but may not be adequate for high-pressure applications (e.g., steam systems, heavy machinery, or high-pressure hydraulics).

4. **Complex Installation** Proper installation of the diaphragm seal requires careful attention to ensure a leak-free connection and correct orientation, which may necessitate professional assistance.

5. **Material Compatibility Concerns** The seal material must match the process fluid to avoid degradation. Using an incorrect seal can lead to leaks or contamination.

6. **Calibration Requirements** Like all precision instruments, this gauge may need periodic calibration to maintain accuracy, adding to operational costs.

7. **Size Constraints** The 4" or 5-1/4" dials are larger than standard gauges, which may limit installation space in compact systems.

8. **Supplier Dependency** WIKA parts may require ordering through authorized dealers, which could lead to longer lead times or higher costs for replacements.

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### **Conclusion**

The **WIKA 233.30.100 diaphragm seal pressure gauge** is an excellent choice for applications requiring **accurate, corrosion-resistant pressure measurement in moderate-pressure environments**. Its durability, reliability, and compliance with industry standards make it ideal for industries like **chemical processing, food and beverage, HVAC, or water treatment**, where fluid contamination or harsh conditions are concerns.

However, the **higher cost, potential seal maintenance issues, and limited pressure range** may make it less suitable for **high-pressure or cost-sensitive applications**. If your system operates within the 30-160 psi range and requires protection from corrosive fluids, this gauge offers significant long-term benefits. For lower-pressure or simpler applications, a standard gauge might suffice at a lower cost.

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### **Recommendation**

**Buy this gauge if:**

- You need **accurate, corrosion-resistant pressure measurement** in a **moderate-pressure system (30-160 psi)**.

- Your application involves **contaminated, corrosive, or abrasive fluids** (e.g., chemicals, wastewater, or food processing).

- You prioritize **long-term reliability and reduced maintenance** over upfront cost savings.

- Compliance with **industry standards (ASME, PED, etc.)** is required.

**Avoid this gauge if:**

- Your system requires **higher pressures** (e.g., steam, heavy hydraulics) or **extreme temperatures**.

- You are working with **aggressive chemicals** that may degrade the seal material (verify compatibility with WIKA).

- Budget constraints make a **standard gauge** a more practical choice for your application.

- Installation space is extremely limited, as the larger dial may not fit.

**Alternative Considerations:**

- If the pressure range is too low, consider a **higher-range diaphragm seal gauge** (e.g., 0-300 psi or 0-600 psi).

- For **low-cost applications**, a **standard diaphragm seal gauge from a different brand** (e.g., Ashcroft, Kimo) may offer similar protection at a lower price.

- If **calibration is a concern**, ensure your facility has access to **certified calibration services** to maintain accuracy.

**Final Verdict:** This is a **strong, high-quality instrument** for its intended use, but its value depends on whether its features align with your specific application needs. Always verify **seal material compatibility** and **installation requirements** before purchase.

Details:

Roller Chains. Diaphragm Valves. Piston Valves.

part #: 23330100 prices

  • $25.00-$104.00

specifications pressureswitchiz:

  • brand: Wika
  • mpn: 233.30.100
  • part type: Seal Pressure Gauge
  • model number: 233.30.100 14261555
  • dial size: 4 In
  • reference sku: 1771506
  • product condition: New Other

shipping pressureswitchiz:

  • cost: $0.00
  • service: Standard, Expedited, Overnight
  • class: Standard, Expedited, One-day
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  • rating: 100.0%
  • city: Delta, Ohio
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general pressureswitchiz:

  • condition: New Open box
  • Business Industrial > Hydraulics, Pneumatics, Pumps Plumbing > Air Pressure Gauges

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offer pressureswitchiz:

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  • started: June 4, 2026
  • quantity: 2
part type: seal pressure gauge, model number: 233.30.100 14261555, dial size: 4 in, reference sku: 1771506, product condition: new other,
category: business & industrial > hydraulics, pneumatics, pumps plumbing > air pressure gauges, sku: 18708327151521008,
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