The Triplett Model ET30 Magnetic Field Detector is an essential tool for quickly determining the presence of magnetic fields, whether AC, DC, or permanent. Ideal for testing solenoid valves in pneumatic and hydraulic control systems, relays, electrically controlled solenoid valves in vehicles, and audio speaker coils, this device combines functionality with user-friendly features like a built-in self-test magnet, LED flashlight, and low battery indicator. It is conveniently powered by (2) AAA batteries, making it a reliable companion for both professionals and hobbyists.
Triplett ET30 Magnetic Field Detector Features
- Self-test magnet: Ensures the device is functioning properly before use, providing peace of mind and reliability during critical tests.
- Built-in LED flashlight: Allows for use in low-light conditions, enhancing versatility and usability in various environments.
- Low battery indicator: Alerts users when battery replacement is needed, preventing unexpected downtime during use.
- Complete with (2) AAA batteries: Ready to use right out of the box, ensuring you can start testing immediately without additional purchases.
Triplett ET30 Detailed Specifications
| Model | ET30 |
| Type | Magnetic Field Detector |
| Field Types | AC/DC/Permanent |
| Power Supply | (2) AAA batteries (included) |
| Features | Self-test magnet, LED flashlight, low battery indicator |



















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