Sealey MM21 Digital
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| £26.00 |  | ||||
Sealey MM21 Digital Multimeter | £26.95 |  | |||
| £26.95 |  | ||||
The Sealey MM21 Digital Multimeter is a professional-grade electrical testing instrument designed for measuring voltage, current, and resistance across a wide range of electrical and electronic applications. Compact and straightforward to use, it is a reliable addition to any electrician's, engineer's, or technician's toolkit. Digital multimeters are an essential diagnostic tool for tradespeople working with electrical installations, automotive systems, or industrial equipment. The MM21 provides clear digital readings, helping users quickly identify faults, verify continuity, and test circuit integrity with confidence. Suitable for both professional contractors and competent DIYers, this meter supports a broad range of everyday testing tasks — from checking mains wiring and consumer unit components to diagnosing battery condition and testing low-voltage circuits.
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