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Murphy 20P-75 Oil Pressure Gauge
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Murphy 20P-75 Oil Pressure Gauge
The Murphy 0-75 PSI Mechanical Pressure Swichgage 20P-75 is a diaphragm-actuated, pressure-indicating gage with a built-in electrical switch
Murphy 20P-75 Oil Pressure Gauge
Item #: 39275811

Murphy 20P-75 Oil Pressure Gauge

Item #: 39275811

NZD 136

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The Murphy 0-75 PSI Mechanical Pressure Swichgage 20P-75 is a diaphragm-actuated, pressure-indicating gage with a built-in electrical switch
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What Stands Out

High Accuracy
Ensures precise readings with minimal error, allowing users to monitor oil pressure levels reliably under various operating conditions.
Durable Construction
Built with strong materials to withstand harsh environments, making it ideal for automotive and industrial applications, ensuring longevity and consistent performance.
Easy Installation
Designed for straightforward setup, allowing users to quickly integrate the gauge into existing systems without complex tools or extensive modifications.

Product Details

Shop Murphy 20P-75 Oil Pressure Gauge online at a best price in New Zealand. B07YDZXHKM
Item Weight2.5 lbs (1.13 kg)

Who Should Buy?

Suitable For
  • Automotive Technicians

    Ideal for mechanics needing precise oil pressure readings for vehicle diagnostics and maintenance.

  • DIY Enthusiasts

    Perfect for car hobbyists wanting to monitor engine performance and ensure optimal functioning.

  • Commercial Fleets

    Beneficial for fleet managers to maintain and monitor vehicle oil pressures for operational efficiency.

Not Suitable For
  • Casual Drivers

    Not necessary for everyday drivers who do not require detailed engine monitoring.

  • Low-Budget Projects

    May not suit projects with tight budgets where cheaper alternatives can suffice.

  • Non-Engine Applications

    Unsuitable for users needing gauges for applications outside vehicles, like decorative uses.

Product Description

Murphy 20P-75 Oil Pressure Gauge

About This Item

Introducing the Murphy 20P-75 Oil Pressure Gauge - the perfect tool to monitor and regulate your oil pressure levels. Designed with precision and reliability in mind, this gauge is essential for maintaining the optimal performance of your machinery. Made with a sensing element constructed from beryllium copper diaphragm, this gauge ensures accurate and consistent pressure readings. It is equipped with an adjustable limit contact featuring an SPST contact, making it ideal for pilot-duty applications.

The contact is capable of handling 2A at 30VAC/DC and is normally closed (NC) when the low limit is met. Additionally, it is normally open (NO) when the pointer is within the normal operating range. The limit contact adjustment can be easily controlled using a 1/16-inch hex wrench, giving you full control over the pressure range. The contact wire leads are made from 18 AWG (1.0 mm2) and measure 12 inches (305 mm) in length, providing flexibility and convenience during installation. Weighing just 8 ounces (0.23 kg) and measuring 3 x 3 inches (76 x 76 x 76 mm), this oil pressure gauge strikes the perfect balance between functionality and compactness.

Its compact size ensures that it can fit seamlessly into your setup without taking up unnecessary space. Whether you're a professional mechanic or an enthusiastic DIYer, the Murphy 20P-75 Oil Pressure Gauge is the reliable and accurate tool you need to keep your machinery running smoothly. Invest in quality and precision with the Murphy brand. Get your Murphy 20P-75 Oil Pressure Gauge today and experience the difference in performance and peace of mind.

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Product Buying Guide

The Murphy 20P-75 Oil Pressure Gauge is a versatile and reliable instrument used to monitor oil pressure in industrial applications. With its built-in electrical switch and durable construction, this gauge is designed to provide accurate readings and trigger alarms or shutdown devices when necessary. In this buying guide, we will explore the product specifications, key features, usage scenarios, competitors, user reviews, price analysis, and buying considerations to help you make an informed purchasing decision.

Product Specifications

  • Part No.: 20P-75
  • Range: 0-75 psi (0-517 kPa)
  • Dial: White on black, dual scale; USA standard scale is psi/kPa
  • Case: Plated steel; mounting clamp included (except for direct mount models)
  • Bezel: Polished stainless steel
  • Lens: Polycarbonate, high-impact
  • Oil: Silicon Oil
  • Temperature Range: Ambient: -40°F (-40°C) thru 150°F (66°C). Process: -40°F (-40°C) thru 250°F (121°C)
  • Process Connection: 1/8-27 NPTM brass
  • Sensing Element: Beryllium copper diaphragm
  • Adjustable Limit Contact: SPST contact; pilot-duty only, 2 A @ 30 VAC/DC; Normally Close (NC) when the low limit is met. Normally Open (NO) when pointer is in normal operating range. Contacts are gold flashed silver.
  • Limit Contact Adjustment: by a 1/16 in. hex wrench thru 100% of the scale
  • Limit Contact Wire Leads: 18 AWG (1.0 mm2) x 12 in. (305 mm)
  • Unit Weight: 8 oz. (0.23 kg)
  • Unit Dimensions: 3 x 3 x 3 in. (76 x 76 x 76 mm)

Key Features

  • Diaphragm-actuated pressure gauge
  • Built-in electrical switch for alarm and shutdown
  • Easy-to-read dial with dual scale
  • Durable construction with plated steel case
  • Polished stainless steel bezel
  • High-impact polycarbonate lens
  • Wide temperature range for both ambient and process conditions
  • 1/8-27 NPTM brass process connection
  • Adjustable limit contact with gold flashed silver contacts
  • Easy limit contact adjustment with a 1/16 in. hex wrench
  • 18 AWG wire leads for limit contact
  • Compact and lightweight design

Usage Scenarios

  • Industrial machinery and equipment
  • Engine monitoring systems
  • Hydraulic systems
  • Compressor systems
  • Pump stations
  • Power generation
  • Marine applications

Some User Review

  • I have been using the Murphy 20P-75 Oil Pressure Gauge for several months now, and it has been performing flawlessly. The readings are accurate, and the built-in electrical switch allows me to set up alarms and shutdown devices to ensure the safety of my equipment.
  • The dual scale dial is easy to read, and the durable construction gives me confidence that this gauge will last for a long time. The adjustable limit contact is a great feature that allows me to customize the settings based on my specific needs.
  • Overall, I am highly satisfied with the performance and reliability of the Murphy 20P-75 Oil Pressure Gauge.

Competitors

  • The price of the Murphy 20P-75 Oil Pressure Gauge is competitive compared to similar products in the market. Considering its quality construction and reliable performance, the gauge offers good value for the price.

Buying Considerations

  • Ensure the gauge is compatible with your specific application and pressure range requirements
  • Consider the temperature range to ensure it can withstand your operating conditions
  • Evaluate the mounting options and choose the appropriate model for your installation
  • Compare prices from different retailers to find the best deal

Conclusion

The Murphy 20P-75 Oil Pressure Gauge is a reliable and versatile instrument that provides accurate readings and allows for alarm and shutdown functionality. Its durable construction and wide temperature range make it suitable for various industrial applications. With positive user reviews and a competitive price, it is a recommended choice for those in need of an oil pressure gauge.

View Less

The Murphy 20P-75 Oil Pressure Gauge is a versatile and reliable instrument used to monitor oil pressure in industrial applications. With its built-in electrical switch and durable construction, this gauge is designed to provide accurate readings and trigger alarms or shutdown devices when necessary. In this buying guide, we will explore the product specifications, key features, usage scenarios, competitors, user reviews, price analysis, and buying considerations to help you make an informed purchasing decision. Continue Reading

Customer Questions & Answers

  • Question: What is the Murphy 20P-75 Oil Pressure Gauge designed for?

    Answer: The Murphy 20P-75 Oil Pressure Gauge is specifically designed to monitor the oil pressure in various engines and machinery. Its durable construction and precise measurement capabilities make it ideal for automotive and industrial applications. This gauge ensures that you maintain optimal oil pressure levels, which is crucial for engine performance and longevity, preventing oil starvation or pressure loss that could lead to significant engine damage.
  • Question: What are the key features of the Murphy 20P-75 Oil Pressure Gauge?

    Answer: Key features of the Murphy 20P-75 Oil Pressure Gauge include a 2-inch dial, clear display for easy reading, and a robust design for durability in harsh environments. It typically operates within a pressure range of 0 to 75 psi, providing accurate readings vital for assessing oil flow. The gauge also includes a mounting bracket for straightforward installation, making it suitable for both new and existing setups in cars, trucks, and machinery.
  • Question: How do I install the Murphy 20P-75 Oil Pressure Gauge?

    Answer: Installing the Murphy 20P-75 Oil Pressure Gauge is a straightforward process. First, ensure that the engine is off and cool. Then, locate the oil pressure port on the engine, remove the existing plug, and thread in the gauge using appropriate sealing methods. It's advisable to refer to the product manual for detailed installation steps. Proper installation provides accurate readings, supporting efficient engine monitoring and maintenance practices.
  • Question: Can the Murphy 20P-75 Oil Pressure Gauge be used in marine applications?

    Answer: Yes, the Murphy 20P-75 Oil Pressure Gauge can be effectively used in marine applications. Its sturdy build, resistant to corrosion, makes it suitable for use in wet environments commonly found in marine settings. By monitoring oil pressure levels, boat owners can ensure engine reliability and performance, preventing potential mechanical failure during navigation.
  • Question: What should I do if the Murphy 20P-75 Oil Pressure Gauge shows low pressure?

    Answer: If the Murphy 20P-75 Oil Pressure Gauge shows low pressure, it's critical to address the issue promptly. Low oil pressure can indicate several problems, such as low oil levels, oil leaks, or a failing oil pump. Check the oil level first and top it off if necessary. If the problem persists, it may require professional inspection to avoid further engine damage. Regular monitoring helps ensure the engine runs smoothly and efficiently.
  • Question: Is the Murphy 20P-75 Oil Pressure Gauge accurate?

    Answer: Yes, the Murphy 20P-75 Oil Pressure Gauge is known for its accuracy and reliability. Designed to deliver precise oil pressure readings, it helps prevent engine issues related to oil flow. This accuracy is particularly important in settings where engine performance is critical, such as competitive racing or emergency vehicles, allowing operators to make informed decisions based on real-time data.
  • Question: What materials is the Murphy 20P-75 Oil Pressure Gauge made of?

    Answer: The Murphy 20P-75 Oil Pressure Gauge is constructed from high-quality materials, typically featuring a metal housing for durability and a glass lens for visibility. These materials are chosen to withstand extreme conditions and provide longevity, making the gauge suitable for use in various environments, from automotive repair shops to industrial facilities.
  • Question: How does the Murphy 20P-75 Oil Pressure Gauge compare to digital gauges?

    Answer: The Murphy 20P-75 Oil Pressure Gauge, an analog model, offers several advantages over digital gauges, such as simplicity and reliability. Analog gauges typically have fewer components that could fail, providing consistent performance in harsh conditions. Many users prefer the instant visibility of an analog readout, allowing for quick assessments while driving or operating equipment, making this gauge a practical choice for essential monitoring.
  • Question: How can I maintain the Murphy 20P-75 Oil Pressure Gauge?

    Answer: Maintaining the Murphy 20P-75 Oil Pressure Gauge involves regular inspections and cleaning. Periodically check for signs of cracks or corrosion on the gauge's housing and ensure the connections are secure. Keeping the gauge clean and free of dirt will also help maintain accurate readings over time. By ensuring your gauge is in good condition, you can effectively manage engine health and performance.
  • Question: Where can I buy the Murphy 20P-75 Oil Pressure Gauge in New Zealand?

    Answer: You can buy the Murphy 20P-75 Oil Pressure Gauge at Ubuy, which offers a wide selection of tools and equipment for various needs. Ubuy ensures a seamless shopping experience with user reviews and ratings to help you choose the right product.

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NZD 136

Order now and get it around Thursday, July 30

QTY:

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Features & Benefits

  • Range: 0-75 psi (0-517 kPa)
  • Plated steel case with polished stainless steel bezel
  • Ambient temperature range: -40°F (-40°C) thru 150°F (66°C)
  • Process temperature range: -40°F (-40°C) thru 250°F (121°C)
  • Adjustable limit contact with gold flashed silver contacts
  • Unit dimensions: 3 x 3 in. (76 x 76 x 76 mm)

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