4.9 Based on 1181 reviews 
Description
Three Phase Electric Meter Isolator – Safe, Simple Disconnection
FuseBox E4PMSH
The FuseBox E4PMSH 100A Three Phase Electric Meter Isolator offers a simple way to disconnect your distribution board from the incoming mains. This 4 pole switch works as both a main switch disconnector and a three phase electric meter isolator, making it ideal for commercial or domestic meter setups.
It complies with TN&N system standards and provides clear, secure isolation near the electric meter. With its dual purpose, this device helps reduce installation time and keeps your layout tidy.
🔧 Key Features – Easy-to-Install Main Switch Isolator
- 100A rated current
- Four-pole switch (3 phase + neutral)
- 400V AC voltage rating
- Clearly marked terminals
- Works as both meter isolator and main switch
- Fully TN&N compliant
🛠️ Why Choose This Three Phase Meter Switch?
This isolator offers two jobs in one. It safely disconnects the distribution board from the electric meter and doubles up as a main switch. As a three phase electric supply isolator, it gives you greater flexibility and keeps your setup simple. Use it when installing new consumer units or when upgrading existing metering points.
✅ Summary – Meter Isolator + Main Switch in One
This compact unit saves time and effort. Use it to create a clear and accessible disconnection point between your meter and distribution board. It’s reliable, smartly designed, and fully compliant.
🔌 Looking for a Two-Pole Alternative?
If you’re working on a single-phase installation or don’t need full three-phase control, consider this compact 100A 2-pole version 👉 FuseBox E2PMSH 2 Pole IP20 100A Main Switch Meter Isolator – Ideal for isolating tails in domestic setups.
