
NM01FCG2550
Fingertip Contact Transducers (Gain) Medium Damped, 5MHz 1/4” Fingertip Microdot, Sonatest " 1/4” ONLY" SKU: FCG2550
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Sonatest — Fingertip Contact Transducer FCG2550
Medium Damped 5 MHz Fingertip Ultrasonic Contact Probe with 1/4" Element & Microdot Connector SKU: FCG2550Overview
The Sonatest FCG2550 Fingertip Contact Transducer is a compact ultrasonic probe designed for precise contact inspection applications. Operating at 5 MHz with a 1/4" element size, this transducer provides reliable sensitivity and resolution for thickness measurement, flaw detection, and localized material evaluation.
Its fingertip design makes it practical for inspections requiring controlled probe placement, small contact areas, or access to tight spaces. The medium damped configuration supports balanced signal performance, helping inspectors achieve stable readings and dependable ultrasonic response during routine NDT workflows.
Equipped with a Microdot connector, this Sonatest fingertip transducer is suitable for field, shop, laboratory, fabrication, maintenance, and QA/QC environments requiring reliable compact UT probe performance.
What's Included
| Item | Details |
|---|---|
| UT Transducer | Fingertip contact transducer |
| Element Size | 1/4" |
| Frequency | 5 MHz |
| Damping | Medium damped |
| Connector | Microdot |
Box Dimensions & Shipping Weight (Estimated)
| Parameter | Imperial |
|---|---|
| Length | 6.0 in |
| Width | 4.0 in |
| Height | 3.0 in |
| Dimensions (L × W × H) | 6.0 × 4.0 × 3.0 in |
| Weight | 0.5 lb |
Key Specifications
| Parameter | Details |
|---|---|
| Probe Type | Fingertip contact transducer |
| Series | FCG |
| Element Size | 1/4" |
| Frequency | 5 MHz |
| Damping | Medium damped |
| Connector Type | Microdot |
| Use Note | 1/4" only |
| Application | Ultrasonic testing |
| Manufacturer | Sonatest |
| SKU | FCG2550 |
Performance Features
5 MHz Inspection Frequency
Provides reliable sensitivity and resolution for general ultrasonic inspection applications.
1/4" Fingertip Design
Compact probe size supports precise placement and localized inspection work.
Medium Damped Performance
Offers balanced signal response for stable readings and dependable inspection results.
Microdot Connector
Supports secure signal connection and compatibility with standard UT cable setups.
User-Friendly Design
- Compact fingertip probe format
- Easy handheld contact inspection
- Practical for restricted access areas
- Microdot connection for straightforward setup
- Designed for efficient ultrasonic testing workflows
Built for Industrial Environments
- Durable construction for repeated inspection use
- Reliable performance in field, shop, and laboratory conditions
- Suitable for maintenance, production, and QA/QC work
- Designed for professional NDT applications
Compatibility
Compatible with:
- Ultrasonic flaw detectors
- Ultrasonic thickness gauges
- Microdot UT cable connections
- Standard contact UT inspection workflows
- Compatible Sonatest cables and accessories
Ideal Applications
- Thickness measurement
- General flaw detection
- Localized material evaluation
- Restricted-access inspection
- Manufacturing quality control
- Maintenance and repair inspections
- Oil & gas, power generation, and industrial testing
About Sonatest
Sonatest is a global leader in ultrasonic testing technology, providing advanced flaw detectors, thickness gauges, phased array systems, probes, wedges, and inspection accessories for professional NDT applications. Their products are trusted worldwide for accuracy, reliability, and performance in demanding industrial inspection environments.


