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 1–16 of 19 results

42watt SES E14 Small Screw Cap Clear Equivalent To 55watt Dimmable

£1.98
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42watt GLS BC B22 Bayonet Cap Clear Equivalent To 55watt Dimmable

£1.98
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42watt BC B22 Bayonet Cap Clear Equivalent To 55watt Dimmable

£1.98
thelightbulb.co.uk Reviews with ekomi.co.uk

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

£0.78
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42watt ES E27 Screw Cap Clear Equivalent To 55watt Dimmable

£1.98
thelightbulb.co.uk Reviews with ekomi.co.uk

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

£3.18
thelightbulb.co.uk Reviews with ekomi.co.uk

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

£1.32
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42watt G9 2pin Cap Clear Equivalent to 60watt

£2.76
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42watt SBC B15 Small Bayonet Cap Clear Equivalent To 55watt Dimmable

£1.98
thelightbulb.co.uk Reviews with ekomi.co.uk

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

£2.70
thelightbulb.co.uk Reviews with ekomi.co.uk

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

£2.34
thelightbulb.co.uk Reviews with ekomi.co.uk

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

£3.18
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42watt ES E27 Edison Screw Clear Equivalent to 55watt Dimmable

£2.34
thelightbulb.co.uk Reviews with ekomi.co.uk

Halogen R63 Reflector 42watt ES E27 Screw Cap Red Equivalent to 60watt

£3.54
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42watt 4pin Colour 840 Cool White

£5.16
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42watt 4pin Colour 830 Warm White

£5.94
thelightbulb.co.uk Reviews with ekomi.co.uk