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FUSEBOX F3021MZ 21WAY CONSUMER UNIT WITH MAIN SWITCH + T2 SPD

Original price was: £361.87£434.24.Current price is: £71.75£86.10. Excl. VATIncl. VAT

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The F3021MZ from FuseBox is a 21-way consumer unit pre-fitted with a Type 2 SPD (SP1MT2) and 100A main switch. Part of the advanced F3 Series, this board uses a direct-to-busbar SPD requiring no MCB, preserving all 21 ways for circuits. It includes reinforced grommets, pre-wired neutral bars, and supports both 6kA and 10kA MCBs/RCBOs. Ideal for large residential installs and upgrades.

Features

21 usable ways with pre-installed Type 2 SPD
Includes 100A main switch isolator – fully assembled
SPD connects directly to busbar – MCB not required
All 21 outgoing ways remain fully usable
Reinforced grommet strip fitted as standard
Compatible with FuseBox 6kA and 10kA MCBs/RCBOs
Compact single-bank metal enclosure – RAL 9001 finish
Surface mount with multiple cable entry points
Conforms to BS EN 61439-3 and UK Wiring Regulations
Ideal for larger residential or light commercial installs
No neutral bar relocation needed – pre-wired
Part of FuseBox’s latest F3 Series innovation line
Colour / Finish White