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Megger MST220 Audible Socket Tester – 230 V, CAT II 330 V, Tri-LED & Audible Tone
The Megger MST220 is a compact plug-in socket tester for UK 13 A BS 1363 sockets. It offers:
Supply Voltage: 230 V AC, 50/60 Hz
Power Consumption: Less than 15 mA
Indicators: Tri-colour LEDs with integrated audible alarm for instant fault feedback
Safety Compliance: Rated CAT II 330 V, conforms to EN 61010 standards
Dimensions: 78 mm (H) × 67 mm (W) × 58.5 mm (D)
Weight: Approximately 74 g (varies slightly by packaging)
Operating Conditions: Temperature range 0–40 °C; humidity below 95% (non-condensing)
Certifications: RoHS compliant; optional RS-calibrated version available
Depending on your delivery address, VAT may vary at Checkout.
Product Features
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Clear Fault Indication
LED & audible tones simplify fault diagnosis.
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Wide Fault Detection
Covers missing earth, neutral, live, and reverse wiring error configurations.
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Rugged Build
Durable plug-in housing ideal for frequent use by electricians
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CAT II Protection
Ensures safety when testing standard fixed wiring.
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