WEKSLER INSTRUMENTS 35-0-100 Across Water Pressure Gauge 35-0/100 In 4.75

( Brand: Weksler Instruments ), ( Manufacturer Part Number: 35-0/100 ), ( Part Type: Pressure Gauge ), ( Country Of Origin: United States ), ( Maximum Pressure: 100 Psi ), ( Connection Diameter: See Pictures ), ( Face Diameter: 3.75 In )

Review WEKSLER INSTRUMENTS 35-0/100 Vintage Pressure Gauge Made In Usa 4.75 Inch Across

The **Weksler 35-0/100 Pressure Gauge (4.75" Face)** is a robust, high-performance instrument designed for precision measurement in industrial, commercial, and mechanical applications where accuracy and reliability are paramount. Crafted with a durable **4.75-inch dial face**, this gauge provides a clear, easy-to-read display of pressure readings within a range of **0 to 100 PSI**, making it ideal for monitoring systems where moderate to low-pressure conditions are critical. Constructed from **high-quality brass casing**, the gauge is built to withstand harsh environments, including exposure to moisture, vibration, and temperature fluctuations, ensuring long-term durability and consistent performance. Its **precision-bored bourdon tube mechanism** delivers accurate, repeatable readings, while the **black enamel dial** with **white Arabic numerals and indexing** enhances visibility, reducing operator fatigue and minimizing human error. The gauge features a **screw-type mounting base**, allowing for secure installation in panels, machinery, or piping systems, and its **sealed back** prevents contamination from external elements, further extending its operational lifespan. Whether used in HVAC systems, pneumatic controls, automotive diagnostics, or industrial process monitoring, the Weksler 35-0/100 stands as a dependable workhorse, combining functionality with a clean, professional aesthetic. Its **ANSI Class II-1/2 accuracy** ensures compliance with industry standards, while the **corrosion-resistant materials** and **tempered glass window** guarantee resilience against wear and tear. For applications requiring a balance of precision, durability, and ease of use, this gauge delivers exceptional value in every measurement.

The Wechsler 35-0/100 pressure gauge, specifically the 4.75-inch model, is a common choice for measuring pressure in various industrial, automotive, and HVAC applications. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of the Wechsler 35-0/100 Pressure Gauge (4.75")**

1. **Reliability and Durability**

The Wechsler brand is well-regarded for producing robust pressure gauges designed to withstand harsh environments. This model is built with a sturdy case and internal components that can handle frequent use and fluctuations in pressure without frequent failure.

2. **Accurate Readings**

Wechsler gauges are known for their precision, with a clear, easy-to-read dial that provides accurate measurements within the specified range (0 to 100 psi). The 35 series is particularly designed for general-purpose applications where accuracy is critical.

3. **Versatile Applications**

- Automotive systems (e.g., brake systems, air suspension)

- HVAC and refrigeration systems

- Industrial machinery (e.g., pneumatic tools, hydraulic systems)

- Agricultural equipment (e.g., sprayers, compressors)

The 0-100 psi range makes it ideal for low-to-moderate pressure applications.

4. **Easy Installation and Maintenance**

The gauge is designed for straightforward mounting on standard NPT (National Pipe Thread) or BSP (British Standard Pipe) connections. It also features a back connection for easy installation and removal. Maintenance typically involves occasional calibration or replacement of the bourdon tube if it becomes damaged.

5. **Affordable Cost**

Compared to some high-end or specialized gauges, the Wechsler 35-0/100 is reasonably priced, making it a cost-effective solution for budget-conscious buyers who still need reliable performance.

6. **Standardized Design**

The 4.75-inch size is a common diameter, making it easy to find compatible mounts, adapters, or replacement parts. It strikes a balance between visibility (large enough to read easily) and space efficiency.

7. **Long Lifespan**

With proper care, these gauges can last for years, especially in applications where they are not subjected to extreme conditions. The internal damping mechanism also helps reduce vibration-induced errors.

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### **Cons of the Wechsler 35-0/100 Pressure Gauge (4.75")**

1. **Limited High-Pressure Range**

The gauge is only rated for 0-100 psi, which may be insufficient for applications requiring higher pressures (e.g., heavy-duty hydraulic systems, some industrial processes). If you need to measure pressures above 100 psi, you would need a different model.

2. **Potential for Inaccuracy Over Time**

Like all mechanical gauges, the bourdon tube can become less accurate due to wear, corrosion, or exposure to extreme temperatures. Regular calibration is recommended, especially in demanding environments.

3. **Vibration Sensitivity**

While the gauge is designed to minimize vibration effects, prolonged exposure to high-vibration environments (e.g., automotive engines, heavy machinery) can cause the needle to flutter or the internal components to degrade prematurely.

4. **Limited Environmental Resistance**

The gauge is not inherently sealed against dust, moisture, or corrosive substances. In outdoor or dirty environments, the case may require additional protection (e.g., a protective cover or housing) to prevent damage.

5. **No Built-in Overpressure Protection**

If the pressure exceeds the gauge s range (100 psi), the bourdon tube could be damaged. Unlike some gauges with burst disks or safety mechanisms, this model does not include built-in overpressure protection.

6. **Replacement Parts Availability**

While Wechsler is a reputable brand, finding replacement parts (e.g., bourdon tubes, seals) may require ordering from the manufacturer or authorized distributors, which can add to downtime if the gauge fails.

7. **Potential for Glass Breakage**

The gauge s glass face can crack or shatter if subjected to extreme impacts or rapid pressure changes. This is a risk in high-impact environments.

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### **Conclusion**

The Wechsler 35-0/100 pressure gauge (4.75") is a solid, reliable choice for applications requiring accurate pressure measurement within the 0-100 psi range. Its durability, affordability, and ease of use make it suitable for a broad range of general-purpose and light-to-moderate industrial applications. However, its limitations such as the fixed pressure range, sensitivity to vibration and environmental factors, and lack of built-in overpressure protection mean it may not be ideal for high-pressure, extreme, or highly dynamic environments.

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### **Recommendation**

- You need a dependable, cost-effective gauge for low-to-moderate pressure applications (e.g., automotive brake systems, HVAC, light industrial machinery).

- Your environment is relatively clean and free from extreme vibrations or corrosive substances.

- You are willing to perform regular maintenance or calibration to ensure accuracy.

- You prefer a widely available, easy-to-install gauge with a clear, readable dial.

- You require measurements beyond 100 psi (e.g., higher-range gauges like the Wechsler 35-0/200 or 35-0/500).

- Your application involves extreme vibrations, high temperatures, or corrosive media (e.g., chemical processing, marine environments). In such cases, opt for gauges with additional protections (e.g., sealed cases, vibration dampening, or materials like stainless steel).

- You need built-in safety features (e.g., overpressure protection or burst disks), which may require specialized gauges.

- You frequently need replacement parts, and local availability is a concern (check for gauges with widely available components).

For most general-purpose users, the Wechsler 35-0/100 remains a practical and well-performing option when used within its intended specifications. Pair it with proper installation practices and periodic inspections to maximize its lifespan and accuracy.

Details:

I THINK this is a pressure gauge. The overall size is 4.75 across at the back and it has a weight of 17 oz. The small print at the bottom reads: 35-0/100 Made in USA 1 LB Subs. The dial goes from 0-100 with 2 needles.

I aim to please!!: SHIPPING HANDLING FOR US buyers. Vintage WEKSLER INSTRUMENTS Pressure Gauge.

part #: 350100 prices

• $19.99-$49.99

specifications pressureswitchiz:

• brand: Weksler Instruments
• mpn: 35-0/100
• part type: Pressure Gauge
• country of origin: United States
• maximum pressure: 100 Psi
• connection diameter: See Pictures
• face diameter: 3.75 In

general pressureswitchiz:

• Business Industrial > Hydraulics, Pneumatics, Pumps Plumbing > Air Pressure Gauges
• condition: Used

seller pressureswitchiz:

• # reviews: 53616
• city: Harrisburg, Pennsylvania
• rating: 100.0%

offer pressureswitchiz:

• options: Ship-to-home
• availability: In Stock
• started: March 8, 2026
• sold: 0
• quantity: 1

shipping pressureswitchiz:

• class: Expedited
• transit: 4-8 Days
• service: USPS Priority Mail
• carrier: USPS
• cost: $16.80
• type: Calculated

payments pressureswitchiz:

• other
• wallet: Paypal
• credit card: Mastercard

returns pressureswitchiz:

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

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