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 37 results

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

£1.44
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42watt SES E14 Small Screw Cap Clear Equivalent to 60watt

£1.98
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42watt BC B22 Bayonet Cap Clear Equivalent to 60watt

£1.98
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42watt BC B22 Bayonet Cap Clear Equivalent to 60watt

£1.98
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42watt SES E14 Small Screw Cap Clear Equivalent To 55watt

£1.44
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42watt BC B22 Bayonet Cap Clear Equivalent To 55watt

£1.44
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42watt G9 2pin Cap Clear Equivalent to 60watt

£1.14
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42watt BC B22 Bayonet Cap Clear Equivalent to 60watt

£1.98
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42watt ES E27 Edison Screw Cap Clear Equivalent to 60watt

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

£1.44
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42watt SES E14 Small Screw Cap Clear Equivalent to 55watt

£2.70
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42watt ES E27 Screw Cap Clear Equivalent To 55watt

£1.44
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42watt BC B22 Bayonet Cap Clear Equivalent to 60watt

£2.34
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42watt SBC B15 Small Bayonet Cap Clear Equivalent to 60watt

£2.34
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42watt G9 2pin Cap Clear Equivalent to 60watt

£1.32
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42watt ES E27 Edison Screw Cap Clear Equivalent to 55watt

£2.70