COVID-19 Update - Monday 6th April 2020

Hope you are all doing well and keeping safe.  
The Trade Counter remains closed due to COVID-19 until further notice. 

The Web Store is open for Standard Deliveries only 3-5 Working Days with DPD & Royal Mail. 

We can still offer a collection service for Essential Services only, if you place your order online or through whatsapp, 
we can arrange a suitable day to provide you with goods.

If you have a project for the emergency services or key workers, please email us at and we will do our best to assist.

Thank you for the support and will see you all very soon. 

Be safe and Stay Positive. 

MK K7666SMET Amendment 3 10 Ways Dual RCD Consumer Unit Fully Loaded


MK K7666SMET Amendment 3 Compliant 17th Edition Consumer Unit is Fully Loaded with 10 MCB's and ready to install.

  • WAS £84.00
  • £75.00 inc. VAT
Dispatched within 1 - 5 days

MK 7666SMET Amendment 3 10 Way Dual RCD Consumer Unit Fully Loaded with 10 x MCB Devices. A stylish fuse box with the MK seal of quality and safety. 


  • Robust and Compact yet it offers generous internal cabling space for RCBO and MCB installation

  • 16 Way Enclosure with 10 Usable Ways

  • Floating Busbar, flexible neutral bar configuration

  • Various cable knockouts 20mm, 25mm & 32mm

  • Circuit identification labels providing clear understanding of outgoing ways

  • Din Rail accepts any Din mounted device e.g. Bell Transformers or Timers

  • MCB Devices: 3 x 6A, 4x 32A, 2 x 16A & 1x 40A Included

  • Main Isolator Switch: 100A DP Main Switch Included

  • RCD Unit: 2 x 63A DP 30mA RCD Included

  • Amendment 3 Approved Consumer Unit


Manufacturer MK
Range K7666SMET
Part Number K7666SMET
Condition New
Height 244 mm
Width 382 mm
Amendment 3 Approved Yes
BS Standard 61439-3
Main Isolator Switch Inc 1 x 100A DP
MCB Devices Inc 4 x 32A
RCD Unit Inc 2 x 63A DP 30mA
Sundries Inc Consumer Unit Labels
How Many Usable Ways 10
Manufacturer MK
Depth 116 mm
I want a Fully Loaded Dual RCD Unit


For full delivery info please click here


For full returns info please click here