• Bently Nevada 330104-10-25-50-12-00 3300 XL 8 mm Proximity Probes
  • Bently Nevada 330104-10-25-50-12-00 3300 XL 8 mm Proximity Probes
  • Bently Nevada 330104-10-25-50-12-00 3300 XL 8 mm Proximity Probes
  • Bently Nevada 330104-10-25-50-12-00 3300 XL 8 mm Proximity Probes
Bently Nevada 330104-10-25-50-12-00 Proximity Probe – Full Technical Profile 1. Product Overview The 330104-10-25-50-12-00 is an 8 mm eddy current proximity probe used for high-precision measurement of……
Bently Nevada 330104-10-25-50-12-00 3300 XL 8 mm Proximity Probes
  • Bently Nevada
  • 330104-10-25-50-12-00
  • 3300 XL 8 mm Proximity Probes
  • USA
  • 250 mm
  • 0.35kg
  • Xiamen, China
  • New & In Stock
  • T/T, PayPal, Western Union
  • 1 Year
  • 1-3 Working Days
  • DHL, UPS, TNT, FedEx and EMS.
  • 24-Hour Service
  • COO
  • 6

Our advantage

Bently Nevada 330104-10-25-50-12-00 3300 XL 8 mm Proximity Probes

Global Logistics

We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.

Bently Nevada 330104-10-25-50-12-00 3300 XL 8 mm Proximity Probes

Brand new and original

Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.

Bently Nevada 330104-10-25-50-12-00 3300 XL 8 mm Proximity Probes

24-hour service

We provide 7*24 hours service to our customers. We will be there whenever you need us.

Bently Nevada 330104-10-25-50-12-00 3300 XL 8 mm Proximity Probes

Price advantage

All our products are priced very favorably because we have our own warehouse and supply.


Company Information
E-mail [email protected]
Mobile +8615980777398
Whatsapp +8615980777398
WeChat 15980777398

Bently Nevada 330104-10-25-50-12-00 Proximity Probe – Full Technical Profile


1. Product Overview

The 330104-10-25-50-12-00 is an 8 mm eddy current proximity probe used for high-precision measurement of shaft vibration, axial displacement, and rotor position in rotating machinery.

It belongs to the 3300 XL 8 mm proximity transducer system, which is widely applied in machinery protection and condition monitoring systems for critical rotating assets.

This probe is designed for continuous operation in harsh industrial environments such as high temperature, vibration, oil mist, and contamination, making it suitable for turbines, compressors, pumps, and generators.


2. Brand Information

Brand: Bently Nevada

A globally recognized leader in machinery protection systems, vibration monitoring, and predictive maintenance technologies used in power generation, oil & gas, petrochemical, and heavy industrial applications.


3. Product Series

Series: 3300 XL 8 mm Proximity Transducer System

Key characteristics:

  • Eddy current non-contact displacement measurement
  • High linear accuracy and long-term stability
  • Strong resistance to industrial contamination and vibration
  • Modular system architecture (probe + extension cable + proximitor sensor)
  • Designed for continuous 24/7 monitoring applications
  • Fully compatible with standardized industrial protection systems

Core system performance (from 3300 XL platform specification):

  • Linear measurement range: approximately 0.25 mm to 2.0 mm
  • Designed for vibration, displacement, and shaft position monitoring

4. Technical Parameters

Parameter Specification
Model 330104-10-25-50-12-00
Measurement Principle Eddy current proximity sensing
Probe Diameter 8 mm
System Series 3300 XL 8 mm
Unthreaded Length 10 mm
Case Length 250 mm (25 configuration)
Cable Length 50 (5.0 m system cable option)
Connector Type Miniature ClickLoc coaxial connector
Output Signal Linear voltage proportional to gap
Operating Temperature -40°C to +125°C (industrial range)
Housing Material Stainless steel
Probe Tip Material PPS composite polymer
Cable Type Shielded coaxial cable system
Environmental Resistance Oil, dust, vibration resistant
Weight ~0.20–0.35 kg (assembly dependent)
Dimensions ~250 mm probe length configuration
Installation Type Threaded mounting
Application Mode Radial / axial shaft monitoring

5. Product Applications

The 330104-10-25-50-12-00 probe is widely used in rotating machinery monitoring systems across heavy industries:

  • Steam turbine shaft vibration monitoring
  • Gas turbine rotor displacement tracking
  • Hydro turbine stability monitoring
  • Centrifugal compressor condition monitoring
  • Industrial pump vibration detection
  • Gearbox wear and alignment monitoring
  • Generator rotor dynamic analysis
  • Refinery rotating equipment protection systems
  • Power plant predictive maintenance systems

It is particularly effective in early detection of mechanical failures such as imbalance, misalignment, shaft looseness, and rotor instability.


6. Product Advantages

  • High-precision non-contact measurement technology
  • Stable signal output under harsh industrial conditions
  • Strong resistance to oil, dust, and contamination
  • Long service life with minimal drift
  • Suitable for continuous 24/7 monitoring
  • Fully compatible with 3300 XL system architecture
  • Fast and stable electrical response
  • Low maintenance requirements
  • High durability in vibration-heavy environments
  • Proven reliability in critical rotating machinery

7. Related Models (Same Series / Compatible Variants)

Model Type Key Parameter
330104-10-25-10-02-00 Standard probe 250 mm body, standard cable
330104-10-25-50-02-00 5.0 m cable version Extended cable length
330104-10-23-50-12-00 Shorter case variant 230 mm body
330104-08-25-50-12-00 Compact probe Reduced diameter/body
330105-10-25-50-12-00 High sensitivity probe Enhanced resolution

8. Popular Models (Same Brand)

Model Type Key Specification
330104-10-25-50-12-00 Proximity Probe 8 mm eddy current probe
330780-90-00 Proximitor Sensor Signal conditioning module
330130-080-00-00 Extension Cable Standard probe cable
3500/42M Vibration Monitor Module Multi-channel machinery monitoring system
3500/15 Power Supply Module Rack system power distribution


9. Frequently Asked Questions (FAQ)

Q1: What is the main function of this probe?
A1: It measures shaft vibration and displacement using eddy current non-contact sensing technology.

Q2: What machines typically use this probe?
A2: It is used in turbines, compressors, pumps, and generators.

Q3: What does the “50” in the model represent?
A3: It indicates a 5.0 meter system cable length configuration.

Q4: Can it operate continuously?
A4: Yes, it is designed for continuous 24/7 industrial monitoring.

Q5: What is the measurement principle?
A5: It detects changes in electromagnetic fields caused by conductive shaft movement.

Q6: Is it suitable for harsh environments?
A6: Yes, it resists vibration, oil contamination, dust, and high temperature.

Q7: What output does it provide?
A7: It outputs a linear voltage proportional to shaft displacement.

Q8: Does it require calibration?
A8: It is factory calibrated and generally requires no field calibration.

Q9: What materials can it measure?
A9: It is optimized for conductive metallic targets such as steel shafts.

Q10: What maintenance is required?
A10: Only periodic inspection of cable condition and mounting integrity is needed.


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