Klein Tools MM420 MM420 Handheld LCD Multimeter True RMS, 10 A ac Max, 10 A dc Max, 600 V ac Max
- RS Stock No.:
- 134-738
- Mfr. Part No.:
- MM420
- Brand:
- Klein Tools
Subtotal (1 unit)*
£92.65
(exc. VAT)
£111.18
(inc. VAT)
FREE delivery for orders over £50.00
In Stock
- 3 unit(s) ready to ship
- Plus 6 unit(s) shipping from 26 February 2026
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Units | Per unit |
|---|---|
| 1 + | £92.65 |
*price indicative
- RS Stock No.:
- 134-738
- Mfr. Part No.:
- MM420
- Brand:
- Klein Tools
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Klein Tools | |
| Product Type | Multimeter | |
| Multimeter Type | Handheld | |
| Model Number | MM420 | |
| Display Type | LCD | |
| Functions Measured | AC Current, AC Voltage, Capacitance, Resistance, Temperature, DC Voltage | |
| Maximum AC Current Measurement | 10A ac | |
| Maximum AC Voltage Measurement | 600V ac | |
| Maximum DC Current Measurement | 10A dc | |
| Maximum DC Voltage Measurement | 600V | |
| Maximum Resistance Measurement | 50mΩ | |
| True RMS | Yes | |
| Maximum Frequency | 50Hz | |
| Power Source | Battery | |
| Minimum Operating Temperature | -40°C | |
| Maximum Operating Temperature | 1000°C | |
| Length | 16.2cm | |
| Weight | 8.2kg | |
| Standards/Approvals | CE and UKCA | |
| Width | 8 cm | |
| Series | MM420 | |
| Height | 4.5cm | |
| Safety Category Level | CAT IV, CAT III | |
| Battery Type | AAA | |
| Safety Category Voltage | 600V | |
| Select all | ||
|---|---|---|
Brand Klein Tools | ||
Product Type Multimeter | ||
Multimeter Type Handheld | ||
Model Number MM420 | ||
Display Type LCD | ||
Functions Measured AC Current, AC Voltage, Capacitance, Resistance, Temperature, DC Voltage | ||
Maximum AC Current Measurement 10A ac | ||
Maximum AC Voltage Measurement 600V ac | ||
Maximum DC Current Measurement 10A dc | ||
Maximum DC Voltage Measurement 600V | ||
Maximum Resistance Measurement 50mΩ | ||
True RMS Yes | ||
Maximum Frequency 50Hz | ||
Power Source Battery | ||
Minimum Operating Temperature -40°C | ||
Maximum Operating Temperature 1000°C | ||
Length 16.2cm | ||
Weight 8.2kg | ||
Standards/Approvals CE and UKCA | ||
Width 8 cm | ||
Series MM420 | ||
Height 4.5cm | ||
Safety Category Level CAT IV, CAT III | ||
Battery Type AAA | ||
Safety Category Voltage 600V | ||
- COO (Country of Origin):
- CN
The Klein Tools Multimeter is a manual-ranging multimeter that measures AC/DC voltage, DC current, and resistance. It can also test batteries, diodes, and continuity. Klein Tools’ Test and Measurement product line was exclusively designed from the ground up by electricians for electricians. Years of field research, combined with extensive input from electricians across America, inspired the development of meters and electrical testers loaded with innovative, time-saving features.
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