42 Watt Light Bulbs & Lamps

42 watt light bulbs are commonly halogens or energy saving fluorescnets. 42 watt bulbs can safely be used in fixtures with a maximum of 42 watts or more. Maximum wattage information can typically be found printed inside the lamp socket.

Showing all 12 results

42watt Halogen Capsule G9 Cap 240volt Mains Voltage Clear Equivalent to 60watt Dimmable

£0.42

42watt BC B22 Bayonet Cap Clear Equivalent To 55watt Dimmable

£0.59

42watt GLS BC B22 Bayonet Cap Clear Equivalent to 55watt Dimmable Twin Pack

£1.18

42watt 240v Mains Voltage Halogen Capsule G9 2pin Cap Clear Equivalent to 60watt Dimmable

£0.34

42watt SBC B15 Small Bayonet Cap Clear Equivalent To 55watt Dimmable

£0.59

42watt BC B22 Bayonet Cap Clear Equivalent To 55watt 2 pack

£1.34

42watt SBC B15 Small Bayonet Cap Clear Equivalent To 55watt Dimmable Twin Pack

£3.36

Halogen GLS 42watt ES E27 Screw Cap Yellow Equivalent to 60watt

£2.10

42watt 4pin Colour 840 Cool White

£6.77

Halogen GLS 42watt BC B22 Bayonet Cap Blue Equivalent to 60watt

£1.50

42watt 4pin Colour 830 Warm White

£7.51

28watt SBC B15 Small Bayonet Cap Clear Equivalent To 37watt 2 pack

£1.18