Description
Siemens Line Tester FDUL221 for Precise Circuit Testing
High?precision line tester for reliable circuit diagnostics
| Brand | Siemens |
| Model | FDUL221 |
| Voltage | 24V DC to 230V AC |
| Country of Origin | Germany |
| Weight | 0.5 kg |
| Dimensions | 150 x 80 x 40 mm |
| Warranty | 2 years |
| Certifications | CE, UL, RoHS |
| SKU / MPN | FDUL221-01 |
| What’s in the box | Line tester, test leads, user manual, carrying case |
| Measurement Range | 0?600V AC/DC |
| Accuracy | ±1% |
| Operating Temperature | -10 to +50°C |
| Display Type | LCD with backlight |
| Safety Rating | CAT III 600V |
| Battery Life | 200 hours |
Key benefits: Accurate voltage measurement, durable design, and easy?to?read display for efficient troubleshooting.
Typical applications: Electrical panel testing, industrial machinery diagnostics, building automation systems
Order number: Siemens Line Tester FDUL221 for Precise Circuit Testing
Lifecycle: Active
Documentation: Online PDF
Our Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
Don't worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
Shop with confidence knowing we are offering very competitive pricing!
Orders usually ship the same day
Rest assured your order will arrive as soon as possible knowing we usually ship the same day.
Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
Run Business
Building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please call one of our knowledgeable salesmen with your specific needs.





Andrew C. –
The variable frequency drive was calibrated easily. Works like a charm.