Description
The Klein MM325 / MM300 Digital Multi-Tester (Multimeter) is a manual-ranging electrical testing tool designed for accurate measurement and everyday troubleshooting in residential, commercial, and light-industrial environments. Developed by Klein Tools in the U.S.A., this multimeter reflects extensive field research and direct input from professional electricians.
Key Benefits
- Measures AC/DC voltage, DC current, and resistance for essential electrical diagnostics
- Supports battery, diode, and continuity testing in one compact tool
- Built to withstand daily jobsite use with drop protection and durable housing
Product Overview
The Klein MM325 / MM300 Digital Multi-Tester is engineered for technicians who require dependable performance and straightforward operation. Its manual-ranging design allows controlled measurement selection, while the CAT III 600V safety rating ensures suitability for common electrical systems. Designed by electricians for electricians, this multimeter balances functionality, durability, and ease of use.
It is well-suited for service work, inspections, and routine electrical testing where accuracy and safety are critical.
Ideal Applications
- Electrical testing and troubleshooting
- Residential and commercial electrical maintenance
- Light-industrial electrical service work
Technical Specifications
| Brand | Klein Tools |
| Models | MM325 / MM300 |
| Safety Rating | CAT III 600V, CE Certified |
| Display | 2000-count LCD |
| Voltage Range | Up to 600V AC / DC |
| Current Range | Up to 10A DC |
| Resistance Range | Up to 2 M |
| Functions | Voltage, current, resistance, battery, diode, and continuity testing |
| Drop Protection | 3.3 ft (1 m) |
| Power Supply | 2 AAA batteries |
| Overall Length | 6.00 in (152.4 mm) |
| Overall Width | 3.16 in (80.4 mm) |
| Overall Height | 1.78 in (45.2 mm) |
| Weight | 0.51 lb (0.23 kg) |
Whats Included
- 1 Klein MM325 or MM300 Digital Multimeter
- Test leads
- AAA batteries
Learn more about our Warranty Policy or contact us for professional assistance.
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