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The WTPN08-125SP is an 8-way 125A three-phase distribution board designed for commercial and industrial installations that require a higher number of outgoing circuits without moving to a full-size panel. It is supplied as standard with a 125A 4-pole main switch, an integrated Type 2 Surge Protection Device (SPD), and a 3-pole 32A MCB, ensuring safe and compliant distribution from the outset.

With 8 outgoing ways, this model suits workshops, retail spaces, plant rooms, and small industrial units running multiple three-phase loads. The robust IP40 steel enclosure provides long-term durability, while compatibility with our MCBs and RCBOs allows straightforward circuit configuration and future adjustments.

Installer Tip: A popular choice for medium commercial sites where lighting, power, and specialist circuits such as HVAC or machinery each require their own protected outgoing way.

Key Features

  • 125A 4-pole main switch – secure three-phase isolation and circuit control
  • Type 2 SPD pre-installed – protects connected circuits from transient overvoltage events
  • 3-pole 32A MCB included as standard – dedicated outgoing protection aligned with 125A TPN specification
  • 8 outgoing ways – flexible capacity for medium-sized commercial and industrial installs
  • IP40 steel enclosure – 1.2mm heavy-duty construction for long service life
  • Neutral and earth terminals fitted both sides, fully shrouded for safety
  • Accepts 6kA MCBs and RCBOs without modification
  • Removable gland plate for clean and adaptable cable entry
  • Manufactured in compliance with BS EN 61439-3

Compare 125A 3 Phase Distribution Board Variants

Model Ways Main Device SPD
WTPN04-125SP 4 125A 4-pole Main Switch Type 2 SPD
WTPN06-125SP 6 125A 4-pole Main Switch Type 2 SPD
WTPN08-125SP (This Product) 8 125A 4-pole Main Switch Type 2 SPD
WTPN12-125SP 12 125A 4-pole Main Switch Type 2 SPD
WTPN16-125SP 16 125A 4-pole Main Switch Type 2 SPD
WTPN24-125SP 24 125A 4-pole Main Switch Type 2 SPD
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