Description
Product Overview
The Murphy vacuum gauge is a precision instrument designed for industrial applications, featuring a built-in electrical switch that activates alarms or shutdown mechanisms when vacuum levels deviate from set parameters. With package dimensions of 3 x 3 x 3 inches and a weight of 4.8 ounces, it offers a compact and durable build, manufactured by Enovation Controls to ensure high reliability. First available on June 13, 2019, this gauge ranks among the top vacuum gauges in the Industrial & Scientific category, providing accurate vacuum indication and enhanced safety through its integrated switch functionality. Its robust construction and ease of integration make it a vital component for systems requiring continuous monitoring.

Usage
This vacuum gauge is ideal for industrial environments such as manufacturing plants, laboratories, and processing facilities where vacuum systems must be monitored for safety and efficiency. It is commonly used in applications involving pumps, compressors, or sealed systems to detect vacuum fluctuations and trigger alarms or automatic shutdowns to prevent equipment damage or hazards. The target audience includes maintenance technicians, engineers, and safety officers in sectors like chemical processing, pharmaceuticals, and HVAC, who require dependable vacuum monitoring with added protection features. Its versatility allows for installation in both stationary and mobile setups, ensuring broad applicability across various operational contexts.
Why Choose Us
Choosing the Murphy vacuum gauge means investing in a product backed by Enovation Controls’ reputation for quality and innovation in industrial controls. Its competitive advantages include the integration of an electrical switch, which eliminates the need for separate components, reducing complexity and potential failure points. The gauge is built with high-grade materials that resist wear and environmental factors, ensuring long-term accuracy and durability. Additionally, its user-friendly design allows for straightforward installation and calibration, supported by reliable performance that meets industry standards for safety and precision, giving you peace of mind in critical applications.
Key Features
- Built-in electrical switch for activating alarms or shutdown devices to enhance safety
- Compact and lightweight design for easy installation in tight spaces
- Precise vacuum indication with reliable performance in industrial settings
- Durable construction from quality materials for long-lasting use
- Versatile compatibility with various vacuum systems and monitoring setups
FAQ
What is the purpose of the electrical switch in this vacuum gauge?
The electrical switch is designed to trigger alarms or shutdown mechanisms when vacuum levels reach a predetermined setpoint, providing an added layer of safety by preventing system failures or hazardous conditions in industrial operations.
Can this gauge be used in high-vibration environments?
Yes, the Murphy vacuum gauge is built with robust materials that withstand vibrations common in industrial settings, ensuring accurate readings and reliable switch operation without compromising performance.
How do I install and calibrate this vacuum gauge?
Installation involves connecting the gauge to the vacuum system and wiring the electrical switch to your alarm or shutdown circuit; calibration typically requires adjusting the setpoint according to manufacturer guidelines, with detailed instructions provided for ease of use.
What industries commonly use this type of vacuum gauge?
This gauge is widely used in industries such as manufacturing, chemical processing, pharmaceuticals, and HVAC, where monitoring vacuum levels is critical for process control and safety compliance.
Is the gauge compatible with different voltage systems for the switch?
The electrical switch is designed to work with standard industrial voltage ranges; however, it is recommended to verify compatibility with your specific system requirements to ensure proper integration and operation.




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