Choosing the Right Multifunction Tester for Electrical Professionals

At Alpha Electronics, we understand that selecting the right multifunction tester is crucial for electricians, engineers, and technicians. A good tester ensures safe, accurate, and efficient electrical testing. To help you choose the ideal tester for your needs, we have categorized our multifunction testers into Basic, Mid-Range, and Advanced levels.

Basic Multifunction Testers

Basic multifunction testers are ideal for general electrical testing tasks. They provide reliable, essential functions for inspection and testing in both domestic and commercial environments.

Recommended Basic Testers

1. Megger MFT1711

2. Measures insulation resistance, continuity, loop, and RCD testing.

3. Simple, easy-to-use interface with a clear display.

5. Suitable for routine installation testing and verification.




6. Fluke 1672

7. Robust and portable with high accuracy.

8. Includes insulation resistance, continuity, loop impedance, and RCD testing.

10. Trusted brand known for durability and reliability.




11. Kewtech KT64DL

12. Compact and lightweight design.

13. Offers insulation resistance, continuity, and earth resistance testing.

15. Budget-friendly and ideal for basic electrical safety checks.

Feature Comparison Table

| Feature | Megger MFT1711 | Fluke 1672 | Kewtech KT64DL |

|-----------------------------|----------------|------------|-----------------|

| Insulation Resistance | Yes | Yes | Yes |

| Continuity Testing | Yes | Yes | Yes |

| Loop Impedance | Yes | Yes | No |

| RCD Testing | Yes | Yes | No |

| Earth Resistance Testing | No | No | Yes |

| Display Type | LCD | LCD | LCD |

| Weight | Light | Light | Very Light |

| Ideal Use | Basic Installation | Basic Installation | Basic Safety Checks |

Mid-Range Multifunction Testers

For professionals needing more advanced features and higher functionality, mid-range testers offer additional testing capabilities and enhanced data management.

Recommended Mid-Range Testers

1. Kewtech KT65DL

2. Combines insulation resistance, continuity, loop impedance, and RCD testing.

3. Data storage and USB connectivity for easy test result management.

5. Enhanced safety features and improved display.




6. Megger MFT1721 (Mid-Range)

7. Upgraded with additional test sequences and memory storage.

8. Suitable for more complex installations.

10. Ideal for electrical contractors and maintenance engineers.




11. Martindale 6500

12. Advanced insulation and continuity testing with automatic test sequencing.

13. Large backlit display for ease of use in low light.

15. USB connectivity for downloading and managing results.

Feature Comparison Table

| Feature | Kewtech KT65DL | Megger MFT1721 | Martindale 6500 |

|-----------------------------|----------------|----------------|------------------|

| Insulation Resistance | Yes | Yes | Yes |

| Continuity Testing | Yes | Yes | Yes |

| Loop Impedance | Yes | Yes | Yes |

| RCD Testing | Yes | Yes | Yes |

| Earth Resistance Testing | Yes | No | Yes |

| Data Storage | Yes | Yes | No |

| USB Connectivity | Yes | Yes | Yes |

| Display Type | Backlit LCD | Backlit LCD | Large Backlit LCD|

| Weight | Moderate | Moderate | Moderate |

| Ideal Use | Advanced Installation | Electrical Contractors | Maintenance & Testing |

Advanced Multifunction Testers

For expert users who require extensive testing functionality, comprehensive data logging, and compatibility with software for report generation, advanced testers are the best choice.

Recommended Advanced Testers

1. Megger MFT-X1

2. Full range of testing including insulation, continuity, loop, RCD, and multifunction tests.

3. Integrated Bluetooth for wireless data transfer.

5. Advanced safety features and rugged design for industrial environments.




6. Fluke 1674 FC

7. Full-featured electrical installation tester with wireless connectivity.

8. Large colour display with guided setup and step-by-step testing.

10. Compatible with Fluke Connect™ for real-time data sharing.




11. Kewtech KT66DL

12. High-end multifunction tester with enhanced memory and data transfer.

13. Comprehensive testing functions including earth resistance and power quality.

15. Ideal for advanced diagnostics and maintenance.




16. Metrel Units

17. Known for precision and advanced testing functions.

18. Wide range of models available catering to professional installers and industrial testing.

20. Excellent for in-depth analysis and detailed reports.




21. Chauvin Arnoux Units

22. Premium testers offering multifunction electrical testing.

23. Robust construction and user-friendly interface.

25. Suitable for electrical engineers demanding high accuracy and advanced capabilities.

Feature Comparison Table

| Feature | Megger MFT-X1 | Fluke 1674 FC | Kewtech KT66DL | Metrel Units | Chauvin Arnoux Units |

|-----------------------------|----------------|----------------|-----------------|--------------|-----------------------|

| Insulation Resistance | Yes | Yes | Yes | Yes | Yes |

| Continuity Testing | Yes | Yes | Yes | Yes | Yes |

| Loop Impedance | Yes | Yes | Yes | Yes | Yes |

| RCD Testing | Yes | Yes | Yes | Yes | Yes |

| Earth Resistance Testing | Yes | Yes | Yes | Yes | Yes |

| Power Quality Testing | Limited | Limited | Yes | Yes | Yes |

| Data Storage | Yes | Yes | Yes | Yes | Yes |

| USB/Bluetooth Connectivity | Bluetooth | Wireless | USB | USB | USB |

| Display Type | Colour LCD | Colour LCD | Colour/Backlit LCD| Colour LCD | Colour LCD |

| Battery Type | Rechargeable | Rechargeable | Rechargeable | Rechargeable | Rechargeable |

| Weight | Moderate | Moderate | Moderate | Moderate | Moderate |

| Ideal Use | Industrial & Commercial | Advanced Installations | Advanced Diagnostics | Professional Testing | Expert Engineering |

EV Charging Testing Capability

With the growing adoption of electric vehicles, testing EV charging installations has become an essential part of electrical safety and compliance. Some multifunction testers from Alpha Electronics are specially equipped to perform the required tests on EV charging points, ensuring safe and efficient operation.

Which Testers Support EV Charging Tests?

| Tester Model | EV Charging Tests Supported | Key Features for EV Testing |

|-------------------------|-----------------------------|-----------------------------|

| Megger MFT-X1 | Yes | Performs insulation, continuity, RCD tests, and EV-specific tests such as DC leakage and EVSE testing. Bluetooth data transfer for easy reporting. |

| Fluke 1674 FC | Yes | Includes EV charging point test functions, insulation, continuity, RCD, and earth testing. Compatible with Fluke Connect™ for wireless data management. |

| Kewtech KT66DL | Yes | Supports EV charging compliance tests including insulation, RCD and earth fault loop testing with dedicated EV test modes. USB data export. |

| Metrel Units | Some models with EV testing features | Advanced models include EV charging compliance and power quality testing for EVSE installations. |

| Chauvin Arnoux Units| Some models with EV testing capability | Suitable for testing EV charging points with multifunction tests and power quality analysis. |

Why is EV Charging Testing Important?

• Safety: Ensures the charging unit is correctly installed, protecting users from electric shock or fire risk.

• Compliance: Meets legal requirements such as BS 7671 18th Edition wiring regulations and EV-specific standards.

• Performance: Verifies insulation resistance, RCD operation, earth continuity, and detects DC leakage currents specific to EV chargers.

• Documentation: Provides detailed, stored test results for inspections, maintenance, and certification.

  
  

If your work involves EV charging installations or maintenance, Alpha Electronics recommends selecting one of these multifunction testers equipped for EVSE testing to ensure full compliance and safety.

Need More Help?

Contact the expert team at Alpha Electronics to talk through your requirements or arrange a product demo.