Next-Generation Eddy Current Array Probes for Faster, More Reliable NDT Inspections
Discover our next generation of Eddy Current Array (ECA) probes.
Built for demanding inspections, these probes provide reliable surface and subsurface flaw detection with advanced PCB technology, an embedded encoder, a new wedge design, and a programmable remote switch.
Compatible with the NORTEC 700, the new ECA probe range supports automatic configuration, one connector type, detachable probe cables, integrated alarm LED indication, and easy-replace wear protection using Teflon tape.
Key innovations include:
- Programmable remote switch to erase data or freeze the device
- New comfortable wedge design that adapts to surface geometry
- Embedded encoder with 12 steps/mm resolution
- One connector type for simplified probe management
- PCB-based sensor technology for excellent signal homogeneity
- Integrated alarm LED directly on the probe
- Detachable probe cable
- Easy-replace wear protection with Teflon tape
- Automatic configuration with the NORTEC 700 flaw detector
ECA Probe Models
SURF-25-008-300k3M-DP-A
Part number: Q2700082
This high-resolution surface ECA probe is designed for detecting very small surface-breaking flaws.
Typical Applications:
- Crack detection around fasteners
- Scribeline inspection
- High-resolution detection of very small flaws
- Detection of surface-breaking defects
Specifications
| Specification | Value |
| Coverage | 25 mm |
| Resolution | 0.8 mm |
| Frequency range | 300 kHz to 3 MHz |
| Number of sensors | 32 |
| Detection capability | 360° cracks |
| Encoder resolution | 12 steps/mm |
| Distance from last sensor to probe tip/edge | 1.1 mm from tip, 1.35 mm from side |
SUBS-64-020-2k50k-DP-L
Part number: Q2700079
This compact sub-surface ECA probe is ideal when access is restricted and a smaller footprint is required.
Typical Applications:
- Corrosion detection under conductive material, including under aluminum lap joints
- Crack detection under conductive material
- Doubler edge inspection
Specifications
| Specification | Value |
| Coverage | 64 mm |
| Resolution | 2.0 mm |
| Frequency range | 2 kHz to 50 kHz |
| Number of sensors | 32 |
| Detection capability | Longitudinal and volumetric flaws |
| Encoder resolution | 12 steps/mm |
| Distance from last sensor to probe tip | 5.5 mm |
SUBS-128-020-2k50k-DP-L
Part number: Q2700080
This wide-coverage sub-surface ECA probe is designed for rapid scanning over larger areas.
Typical Applications:
- Corrosion detection under conductive material, including under aluminum lap joints
- Crack detection under conductive material
- Doubler edge inspection
- Large-area inspections requiring faster scanning
Specifications
| Specification | Value |
| Coverage | 128 mm |
| Resolution | 2.0 mm |
| Frequency range | 2 kHz to 50 kHz |
| Number of sensors | 64 |
| Detection capability | Longitudinal and volumetric flaws |
| Encoder resolution | 12 steps/mm |
| Distance from last sensor to probe tip | 5.5 mm |
Choose the Right ECA Probe for Your Inspection
| Model | Best For | Coverage | Resolution |
| SURF-25-008-300k3M-DP-A | High-resolution surface crack detection | 25 mm | 0.8 mm |
| SUBS-64-020-2k50k-DP-L | Restricted-access sub-surface inspections | 64 mm | 2.0 mm |
| SUBS-128-020-2k50k-DP-L | Rapid wide-area sub-surface scanning | 128 mm | 2.0 mm |
Reliable Eddy Current Array Inspection Performance
Whether you need high-resolution crack detection around fasteners, scribeline inspection, corrosion detection under conductive materials, or rapid sub-surface scanning, our new eddy current array probe family provides the flexibility and performance required for modern nondestructive testing.
With integrated encoding, PCB sensor technology, automatic NORTEC 700 configuration, and operator-focused ergonomics, these ECA probes help improve inspection consistency, reduce setup time, and increase productivity.