Megger 1013-838 MTF230 Mains Socket Adapter with 4mm Safety Terminals

The Megger MTF230 is a mains test fixture that converts a standard Schuko socket into three 4mm safety terminals, enabling insulation and continuity testers to be connected directly to the mains supply. With a CAT II 300 V safety rating and compliance with IEC 61010-1, it provides a secure interface for loop impedance and RCD testing when used with compatible instruments.

Overview

Designed for use with Megger MFT series and other multi-function testers, the MTF230 features a CEE 7/7 (Schuko) plug on one end and colour-coded terminals for live, neutral, and earth on the other. The durable plastic housing is yellow and black, and the unit operates reliably from -10°C to +50°C.

What stands out

• Direct connection to mains sockets for safe testing
• CAT II 300 V safety category
• Compatible with Megger MFT series and similar testers
• Supports insulation, continuity, loop impedance, and RCD tests

Technical details

• Input plug: CEE 7/7 (Schuko)
• Output: 3 x 4mm safety terminals (L, N, E)
• Nominal voltage: 230 V AC
• Frequency: 50/60 Hz
• Safety category: CAT II 300 V
• Operating temperature: -10°C to +50°C
• Storage temperature: -20°C to +70°C
• Relative humidity: 90% RH non-condensing
• Ingress protection: IP40
• Housing material: durable plastic
• Colour: yellow / black

Our verdict

A straightforward and robust adapter that brings safe mains testing within reach for professionals using Megger testers.