Screwfix Logo
Activating the button will move focus to the expanded search input field

Wylex 40A SP Type B MCB (83787)

Product rating 4.9 stars out of 5
Product rating 4.9 stars out of 5
 
Wylex  40A SP Type B  MCB
Trade Bulk Save
  • DIN Rail Mounted Fitting
  • 6kA Breaking Capacity
  • Type B Curve
Buy Any 5+ Save 15%-View Offer
£4.49Inc Vat

British General 40A SP Type B MCB (66432)

Product rating 4.9 stars out of 5
Product rating 4.9 stars out of 5
 
British General  40A SP Type B  MCB
Trade Bulk Save
  • DIN Rail Mounted Fitting
  • 6kA Breaking Capacity
  • Type B Curve
Buy Any 5+ Save 15%-View Offer
£2.99Inc Vat

MK Sentry 40A SP Type B MCB (831KP)

Product rating 5 stars out of 5
Product rating 5 stars out of 5
 
MK Sentry  40A SP Type B  MCB
Trade Bulk Save
  • DIN Rail Mounted Fitting
  • 6kA Breaking Capacity
  • Type B Curve
Buy 5+ Save 15%-View Offer
£3.49Inc Vat

Crabtree Starbreaker 40A SP Type B MCB (29881)

Product rating 4.6 stars out of 5
Product rating 4.6 stars out of 5
 
Crabtree Starbreaker 40A SP Type B  MCB
Trade Bulk Save
  • Plug-In Fitting
  • 6kA Breaking Capacity
  • Type B Curve
Buy 5+ Save 15%-View Offer
£5.09Inc Vat

Crabtree Loadstar 40A SP Type B MCB (354JT)

Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
Crabtree Loadstar 40A SP Type B  MCB
Trade Bulk Save
  • DIN Rail Mounted Fitting
  • 6kA Breaking Capacity
  • Type B Curve
Buy 5+ Save 15%-View Offer
£6.19Inc Vat

Chint EBG 40A SP Type B MCB (2055V)

Product rating 5 stars out of 5
Product rating 5 stars out of 5
 
Chint EBG 40A SP Type B  MCB
Trade Bulk Save
  • DIN Rail Mounted Fitting
  • 6kA Breaking Capacity
  • Type B Curve
Buy 5+ Save 15%-View Offer
£2.99Inc Vat

Schneider Electric Easy9 40A SP Type B MCB (7449P)

Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
Schneider Electric Easy9 40A SP Type B  MCB
Trade Bulk Save
  • DIN Rail Mounted Fitting
  • 6kA Breaking Capacity
  • Type B Curve
Buy 5+ Save 15%-View Offer
£4.49Inc Vat

Contactum Defender 40A SP Type B MCB (974HA)

Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
Contactum Defender 40A SP Type B  MCB
Trade Bulk Save
  • DIN Rail Mounted Fitting
  • 6kA Breaking Capacity
  • Type B Curve
Buy 5+ Save 15%-View Offer
£3.29Inc Vat

Lewden E10 40A SP Type B MCB (716HM)

Product rating 1 stars out of 5
Product rating 1 stars out of 5
 
Lewden E10 40A SP Type B  MCB
Trade Bulk Save
  • DIN Rail Mounted Fitting
  • 10kA Breaking Capacity
  • Type B Curve
Buy 5+ Save 15%-View Offer
£7.29Inc Vat

Contactum Defender 40A SP Type B MCB (545HA)

Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
Contactum Defender 40A SP Type B  MCB
Trade Bulk Save
  • DIN Rail Mounted Fitting
  • 10kA Breaking Capacity
  • Type B Curve
Buy 5+ Save 15%-View Offer
£4.29Inc Vat

Wylex 40A SP Type B MCB (870FR)

Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
Wylex  40A SP Type B  MCB
Trade Bulk Save
  • DIN Rail Mounted Fitting
  • 6kA Breaking Capacity
  • Type B Curve
Buy Any 5+ Save 15%-View Offer
£3.99Inc Vat

Lewden E10 40A 3-Pole Type B 3-Phase MCB (238HM)

Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
Lewden E10 40A 3-Pole Type B 3-Phase MCB
Trade Bulk Save
  • DIN Rail Mounted Fitting
  • 10kA Breaking Capacity
  • Type B Curve
Buy 5+ Save 15%-View Offer
£32.99Inc Vat

Wylex 40A TP Type B 3-Phase MCB (7708P)

Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
Wylex  40A TP Type B 3-Phase MCB
Trade Bulk Save
  • DIN Rail Mounted Fitting
  • 10kA Breaking Capacity
  • Type B Curve
Buy Any 5+ Save 15%-View Offer
Save16%
£24.99Inc Vat
Was £29.99

Contactum Defender 40A TP Type B 3-Phase MCB (135HA)

Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
Contactum Defender 40A TP Type B 3-Phase MCB
Trade Bulk Save
  • DIN Rail Mounted Fitting
  • 10kA Breaking Capacity
  • Type B Curve
Buy 5+ Save 15%-View Offer
£12.99Inc Vat