50mm Stainless Steel Glycerine Filled Vacuum Pressure Gauge 1/4" BSP/NPT Bourdon Tube Manometer EN 837-1

Product Overview

This 50mm stainless steel glycerine filled pressure and vacuum gauge is designed for stable measurement in hydraulic, pneumatic, vacuum and industrial systems.

The glycerine liquid filling reduces vibration and pulsation, ensuring smooth pointer movement and accurate reading even under harsh working conditions.

It is widely used in vacuum pumps, compressors, hydraulic systems, and industrial machinery where stability and durability are required.

Technical Specifications

Applications

• Vacuum pump systems
• Hydraulic machinery
• Air compressor systems
• Industrial automation equipment
• Packaging machines
• OEM mechanical systems
• Fluid and gas pressure monitoring

Key Features & Advantages

Glycerine Filled Anti-Vibration Design

The liquid-filled case reduces pointer flutter caused by vibration and pressure pulsation.

Compact 50mm Industrial Design

Ideal for equipment with limited installation space while maintaining clear readability.

Full Stainless Steel Construction

SS304 housing ensures corrosion resistance and long service life in industrial environments.

Bourdon Tube High Reliability Mechanism

Provides stable and accurate pressure measurement over long-term operation.

Flexible Installation Options

Available in bottom or rear mount with BSP or NPT connection options.

Why Use Glycerine Filled Pressure Gauges?

• Reduces vibration and pulsation impact
• Improves reading stability
• Extends service life of internal components
• Ideal for harsh industrial environments

Working Principle

The bourdon tube inside the gauge deforms when pressure changes. This mechanical motion is transferred to the pointer, displaying real-time pressure or vacuum values.

FAQ

What is a glycerine filled pressure gauge used for?

It is used in systems with vibration, pulsation, or unstable pressure such as hydraulic and vacuum equipment.

Can this gauge measure vacuum?

Yes, it can be used for vacuum and compound pressure applications depending on configuration.

Is stainless steel necessary?

Yes, stainless steel provides corrosion resistance and durability in industrial environments.