40 Amp Wylex Plug-in MCB's5013601074559B40

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45 Amp no longer made - Shown

Colour Coded


MCB terminal capacity,
25 mm on all mcb's
Wylex Plug-in MCB's
Rated 40 Amps
General Domestic Consumer Unit use

Wylex Plug-in MCB's detect overcurrents due to both overload and fault currents.
The MCB will operate and interrupt the supply to prevent damage to the installation.
  • Wylex Plug-in Domestic MCBs have a short circuit breaking capacity of 3000A (M3).
  • The current carrying capacity of the cable should always exceed the current rating of the MCB to prevent damage.
  • The operating dolly may be locked in either the ON or OFF position without affecting the ability of the trip mechanism to operate.
  • Direct replacement for Rewireable and HRC Fuse carriers in the Wylex Standard Range
  Order Code Description Price (ex VAT) Price (inc VAT) Quantity
product photo WY B40 40 Amp Wylex Plug-in MCB's