Metal Meter Isolation - 2 Way Double Terminal Main Switch - MEC2100
The MEC2100 is a compact 2-module metal meter isolator fitted with a 100A Double Pole Main Switch and twin screw terminals for secure tail clamping. This unit provides essential isolation between the electricity meter and consumer unit, and is increasingly required by DNOs and supply authorities as part of standard...
The MEC2100 is a compact 2-module metal meter isolator fitted with a 100A Double Pole Main Switch and twin screw terminals for secure tail clamping. This unit provides essential isolation between the electricity meter and consumer unit, and is increasingly required by DNOs and supply authorities as part of standard installation practice.
Ideal for new domestic installs, rewires, and distribution upgrades, the MEC2100 gives clear disconnection and simplifies future maintenance or meter swaps. Supplied in a robust metal enclosure with colour-coded handle and sealed screw lid.
- 100A rated main switch – 2 pole with twin screw terminals
- Metal enclosure – compact 2 module design
- Secure tail termination – supports 16mm and 25mm meter tails
- Colour-coded handle for quick visual identification
- Dimensions: 74mm (W) x 175mm (H) x 90mm (D)
Now a standard part of the electrical contractor’s toolkit, especially in meter-box-ready installs. Fully compliant and ready for use on residential and light commercial sites.
Where is this isolator typically installed?
Between the electric meter and consumer unit - commonly within meter boxes or approved enclosures for domestic supplies.
Why do DNOs and supply authorities require meter isolators?
To allow safe disconnection without needing to access or interfere with the meter itself - especially useful for maintenance or upgrades.
Is this unit compatible with standard meter tails?
Yes – the twin screw terminals accept both 16mm and 25mm tails securely.
- Product Code: MEC2100
- Main Switch: 100A 2 Pole
- Terminal Type: Twin screw terminal block
- Module Width: 2
- Voltage: 230V AC (2P) / 400V AC (4P equivalent)
- Dimensions: 74mm (W) x 175mm (H) x 90mm (D)
- Mounting: Surface mount enclosure
- Sealable Lid: Yes – screw cover + padlock option
- Standards: BS EN 61439-3 compliant
This isolator is installed between the meter and consumer unit to allow safe disconnection for maintenance or upgrades. Always installed by a qualified electrician and recommended as best practice by many DNOs and housing developers.
- Supports 16mm² and 25mm² meter tails
- Mount vertically in approved meter housing or enclosure
- Use appropriate torque settings on screw terminals
- Seal lid after installation if required by supply authority
