CBM Automatic multimeter MM420
The CBM MM420 is an automatic multimeter for electrical diagnostics and troubleshooting across industrial and commercial applications. It measures AC/DC current to 10 A and operates on a 9V battery, with 400 mA/250 V…
SKU 3G-CBM-04578
Also listed as: MES 40008 · MES-40008
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
Need installation or engineering help?
Ask a question
Product Description
The CBM MM420 is an automatic multimeter for electrical diagnostics and troubleshooting across industrial and commercial applications. It measures AC/DC current to 10 A and operates on a 9V battery, with 400 mA/250 V fuse protection for field and bench use.
Frequently Asked Questions
What is the CBM MM420 automatic multimeter used for?
The CBM MM420 is used for electrical diagnostics and troubleshooting in industrial and commercial applications. It measures AC/DC current up to 10 A, AC/DC voltage, resistance, capacitance, temperature, and frequency, and tests diodes and continuity. It is suitable for field and bench use.
What are the specifications of the CBM MM420 multimeter?
The CBM MM420 measures AC/DC current up to 10 A, with a low range of 400 mA. It uses a 9V battery and has a 400 mA/250 V fuse. It operates at 0–40 °C, stores at -20–60 °C, and has a CAT III 600V safety rating. It includes auto power-off after 15 minutes.
Where to buy the CBM MM420 multimeter in Singapore?
You can source the CBM MM420 multimeter through 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time. We provide technical support for industrial measurement applications.
How to replace the fuse on the CBM MM420 multimeter?
To replace the fuse on the CBM MM420, remove the rear screw and open the battery compartment. If current above 400 mA was applied to the mAµA input, replace with a fast-blow 400 mA/250 V fuse. For the 10 A input, use a 10 A/600 V fuse. Always disconnect test leads first.
Used in
Common applications for CBMCBM Products
3G Electric supplies CBM measurement & detection. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
