Products Description
The Bently Nevada 330103-00-04-50-12-CN Proximity Probe is a high-performance non-contact displacement sensor designed for precise shaft vibration and position measurement in rotating machinery. As part of the trusted 3300 XL series, this probe delivers stable, repeatable signals in demanding industrial environments such as power generation, oil & gas, petrochemical, and heavy manufacturing applications.
Engineered for long-term reliability, the probe features robust construction, excellent temperature stability, and strong resistance to electromagnetic interference. When used with compatible extension cables and Proximitor® sensors, it forms a complete proximity measurement system that meets API 670 requirements.
Contact Us
Thank you for your interest in our products. If you require a product quote, technical support, or more detailed information, please feel free to contact us. Our professional team will assist you as soon as possible.
Our address
32D, Hubin South Road No.388, Xiamen 361009, Fujian, China
Phone Number

Key Features
Non-contact eddy current measurement technology
High linearity and measurement accuracy
Excellent long-term signal stability
Designed for harsh industrial environments
Fully compatible with Bently Nevada 3300 XL monitoring systems
CN version suitable for regional compliance requirements
Typical Applications

Shaft vibration monitoring
Radial shaft position measurement
Axial (thrust) position monitoring
Speed and keyphasor reference systems
Condition monitoring of turbines, compressors, motors, and pumps
Technical Specifications
| Parameter | Description |
|---|---|
| Product Series | 3300 XL Proximity Probe |
| Model Number | 330103-00-04-50-12-CN |
| Measurement Principle | Eddy Current (Non-contact) |
| Probe Tip Diameter | 8 mm |
| System Output | 3.94 V/mm (100 mV/mil), typical |
| Linear Measurement Range | Approximately 2.0 mm (80 mils) |
| Target Material | AISI 4140 steel or equivalent |
| Operating Temperature Range | -35 °C to +177 °C |
| Probe Body Material | Stainless Steel |
| Thread Size | 3/8-24 UNF |
| Electrical Connection | Coaxial connector |
| Compatibility | 3300 XL Extension Cables & Proximitor® Sensors |
| Installation Environment | Industrial / Hazardous Areas |
| Country Version | CN |
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