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  3. WIKA 233.30.100

WIKA 233.30.100 Diaphragm Seal Water Pressure Gauge 14261602 5-1/4IN 0-300PSI

233.30.100 Wika 14261602 Diaphragm Seal Pressure Gauge 5-1/4in 4in 0-300psi

( Brand: Wika ), ( Manufacturer Part Number: 233.30.100 ), ( Part Type: Seal Pressure Gauge ), ( Model Number: 233.30.100 14261602 ), ( Dial Size: 4 In ), ( Pressure: 0 300 Psi ), ( Reference Sku: 1771509 ), ( Product Condition: New Other )

Review WIKA Diaphragm Seal Pressure Gauge 5-1/4in 4in 0-300psi

The **WIKA 233.30.100 14261602 Diaphragm Seal Pressure Gauge** is a robust, high-performance instrument designed for precise and reliable pressure measurement in demanding industrial applications where process fluids may contain abrasive particles, corrosive substances, or viscous media that could damage standard pressure gauges. This gauge features a **5-1/4 inch (133 mm) dial face** with a **4 inch (101.6 mm) mounting flange**, providing ample visibility and easy integration into control panels, instrumentation racks, or direct process piping. The **0-300 psi (0-20 bar) range** makes it ideal for low to moderate pressure systems commonly found in hydraulic systems, pneumatic controls, HVAC applications, and light-duty fluid handling processes. At the core of its construction is a **high-quality diaphragm seal**, which acts as a protective barrier between the process medium and the gauge s internal mechanism. This seal is crafted from durable materials such as **stainless steel or PTFE (polytetrafluoroethylene)**, depending on the model variant, ensuring resistance to corrosion, chemical degradation, and wear from suspended particles. The diaphragm seal is connected to the gauge via a **flexible capillary tube**, allowing for remote mounting where direct exposure to harsh conditions would otherwise compromise gauge accuracy or longevity.

The gauge itself incorporates a **bourdon tube movement**, a time-tested design known for its precision and durability, which translates pressure fluctuations into a clear, linear needle deflection on the calibrated dial. The **front-mounted needle** ensures easy reading from a distance, while the **back-mounted connection** allows for straightforward installation in tight spaces. The **aluminum or stainless steel case** provides structural integrity and protection against environmental factors, while the **anodized finish** enhances resistance to scratches and wear. For added safety and functionality, the gauge includes a **screw-type drain valve** to facilitate maintenance without disassembly, and a **quick-connect or threaded (NPT) fitting** for seamless integration into existing systems. Whether deployed in manufacturing plants, laboratory settings, or commercial facilities, this pressure gauge delivers consistent performance with minimal maintenance, making it a dependable choice for industries prioritizing reliability and accuracy in pressure monitoring.

### **Pros and Cons of buying a WIKA 233.30.100 14261602 Diaphragm Seal Pressure Gauge (5-1/4" Dial, 4" Process Connection, 0-300psi)**

#### **Pros:**

1. **High Accuracy and Reliability** WIKA is a well-known brand in precision instrumentation, and this diaphragm seal gauge is designed for accurate pressure measurement in harsh environments. The diaphragm seal protects the gauge from contaminants, ensuring long-term reliability.

2. **Durable Construction** The gauge is built to withstand corrosive fluids, abrasive media, and high-pressure conditions (up to 300psi). The stainless steel diaphragm seal and process connection (4" flange) make it suitable for industrial applications where robustness is critical.

3. **Corrosion Resistance** The diaphragm seal is typically made of materials like stainless steel or Hastelloy, preventing corrosion from chemicals, acids, or other aggressive substances. This extends the gauge s lifespan in demanding environments.

4. **Wide Temperature Range** The gauge can operate effectively across a broad temperature spectrum, making it versatile for various industrial processes, including those involving extreme heat or cold.

5. **Easy Installation and Maintenance** The 4" process connection allows for straightforward integration into pipelines. The diaphragm seal design simplifies cleaning and replacement without needing to remove the gauge from the system.

6. **Safety in Hazardous Environments** The sealed design prevents leaks, reducing the risk of contamination or pressure loss in critical systems. This is particularly valuable in chemical processing, oil and gas, and food/beverage industries.

7. **Compatibility with Different Fluids** The diaphragm seal can be customized or paired with appropriate materials (e.g., PTFE, Viton, or rubber) to handle specific fluids, including water, oil, steam, or corrosive chemicals.

8. **Backed by WIKA s Support** WIKA offers calibration, spare parts, and technical support, ensuring that the gauge remains accurate and functional over its service life.

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#### **Cons:**

1. **Higher Initial Cost** Compared to standard pressure gauges, diaphragm seal gauges are more expensive due to their advanced construction and corrosion-resistant materials. This may be a significant investment for smaller operations or budget-conscious buyers.

2. **Complexity in Installation** While the 4" connection simplifies some aspects, improper installation (e.g., misalignment or incorrect sealing) could lead to leaks or inaccurate readings. Proper training or professional assistance may be required.

3. **Potential for Diaphragm Failure** Over time, the diaphragm seal can degrade due to fatigue, chemical exposure, or mechanical stress. This may necessitate periodic inspections or replacements, adding to maintenance costs.

4. **Limited Standardization** Unlike basic gauges, diaphragm seal gauges often require customization for specific applications (e.g., material selection, connection type). This can complicate procurement and inventory management.

5. **Calibration Requirements** High-precision gauges like this one may need periodic calibration to maintain accuracy, which could involve downtime or external service providers.

6. **Size and Bulk** The 5-1/4" dial and 4" process connection make this gauge larger and heavier than standard gauges. This may pose challenges in space-constrained environments or where portability is required.

7. **Vendor Dependency** Relying on WIKA (or a specific supplier) for parts, calibration, or repairs means limited flexibility if the brand is discontinued or parts become unavailable.

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### **Conclusion:**

The **WIKA 233.30.100 diaphragm seal pressure gauge** is an excellent choice for industrial applications where **accuracy, durability, and corrosion resistance** are critical. Its robust design and compatibility with harsh environments make it ideal for chemical processing, oil and gas, food/beverage, and pharmaceutical industries. However, its **higher cost, complexity, and maintenance requirements** may not justify its use in less demanding applications where standard gauges would suffice.

If your application involves **high-pressure, corrosive, or abrasive fluids**, this gauge is a **strong recommendation** due to its reliability and longevity. For **low-pressure, clean, or non-critical systems**, a simpler, less expensive gauge might be more practical.

### **Recommendation:**

- **Buy it if:** You need a **long-term, high-accuracy solution** in a corrosive or abrasive environment, and budget constraints allow for the initial investment.

- **Avoid it if:** Your application is **low-pressure, non-corrosive, or cost-sensitive**, where a standard gauge would meet your needs without the added complexity.

- **Consider alternatives:** If the 4" connection is unnecessary, a smaller diaphragm seal gauge (e.g., 2-1/2" or 4") might offer a balance between performance and cost. Additionally, verify if the diaphragm material (e.g., PTFE, stainless steel) is compatible with your specific fluid to avoid premature failure.

Details:

Piston Valves. Diaphragm Valves. Roller Chains.

part #: 23330100 prices

  • $25.00-$99.00

specifications pressureswitchiz:

  • brand: Wika
  • mpn: 233.30.100
  • part type: Seal Pressure Gauge
  • model number: 233.30.100 14261602
  • dial size: 4 In
  • pressure: 0 300 Psi
  • reference sku: 1771509
  • product condition: New Other

offer pressureswitchiz:

  • started: June 4, 2026
  • options: Ship-to-home
  • sold: 0
  • quantity: 2
  • availability: In Stock
  • best offers: True

seller pressureswitchiz:

  • # reviews: 129645
  • city: Delta, Ohio
  • rating: 100.0%

shipping pressureswitchiz:

  • transit: 6-6 Days
  • class: Standard, Expedited, One-day
  • cost: $0.00
  • service: Standard, Expedited, Overnight
  • type: Fixed

returns pressureswitchiz:

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

payments pressureswitchiz:

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general pressureswitchiz:

  • Business Industrial > Hydraulics, Pneumatics, Pumps Plumbing > Air Pressure Gauges
  • condition: New Open box
part type: seal pressure gauge, model number: 233.30.100 14261602, dial size: 4 in, pressure: 0 300 psi, reference sku: 1771509, product condition: new other,
category: business & industrial > hydraulics, pneumatics, pumps plumbing > air pressure gauges, sku: 18706032710683892,
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