20 Watt Light Bulbs & Lamps

20 watt light bulbs are commonly halogens, LEDs, or energy saving fluorescents. 20 watt bulbs can safely be used in fixtures with a maximum of 20 watts or more. Maximum wattage information can typically be found printed inside the lamp socket.

Showing 1–24 of 37 results

C

20watt 12volt Halogen Capsule G4 (4mm) Cap LV Low Voltage M86 Clear Dimmable

£0.90
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C

20watt 12volt Halogen Capsule G4 (4mm) Cap LV Low Voltage M86 Clear Dimmable

£1.02
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D

20watt Decostar 35s MR11 LV Low Voltage 12volt GU4 Cap 38 Degree Beam Angle Dimmable 44890WFL

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

20watt Decostar 51s MR16 LV Low Voltage 12volt GU5.3 Cap 36 Degree Beam Angle Dimmable 44860WFL

£1.74
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A

20watt CFL T3 Spiral BC B22 Bayonet Cap Extra Warm White Equivalent to 100watt 05005

£3.72
thelightbulb.co.uk Reviews with ekomi.co.uk
D

20watt SES E14 Small Screw Cap Equivalent to 26watt

£3.54
thelightbulb.co.uk Reviews with ekomi.co.uk
A

20watt Compact Fluorescent CFL GLS BC B22 Bayonet Cap Extra Warm White Equivalent to 100watt

£3.50
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A

20watt CFL T3 Spiral ES E27 Screw Cap Extra Warm White Equivalent to 100watt 05014

£3.72
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B

20watt T4 (12mm) Fluorescent Tube 580mm Colour 3500k White G5 (5mm) Cap F20T4W

£7.14
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B

20watt MR16 12volt GU5.3 Cap 36 Degree Equivalent to 35watt

£3.54
thelightbulb.co.uk Reviews with ekomi.co.uk
A++

2watt Capsule LED G9 Cap 240volt Warm White Equivalent to 20watt

£4.50
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C

20watt Titan MR11 12volt GU4 Cap 10 Degree Beam Angle

£3.00
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C

20watt Titan MR11 12volt GU4 Cap 36 Degree Beam Angle

£3.00
thelightbulb.co.uk Reviews with ekomi.co.uk
C

20watt 12volt G4 Cap Capsule Oven Rated 300 Degree

£2.34
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D

20watt BC B22 Bayonet Cap Clear Equivalent to 26watt

£3.54
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D

20watt MR8 12volt GU4 Cap 24 Degree Beam Angle

£6.60
thelightbulb.co.uk Reviews with ekomi.co.uk
B

20watt 6volt G4 Cap M30

£3.52
thelightbulb.co.uk Reviews with ekomi.co.uk
F

20watt MR16 12volt GU5.3 Cap 36 Degree Beam Angle

£3.54
thelightbulb.co.uk Reviews with ekomi.co.uk
F

20watt MR16 12volt GU5.3 Cap 10 Degree Beam Angle

£3.54
thelightbulb.co.uk Reviews with ekomi.co.uk
A

20watt BC B22 Bayonet Cap Extra Warm White Equivalent to 90watt

£11.39
thelightbulb.co.uk Reviews with ekomi.co.uk
C

20watt MR16 12volt GU5.3 Cap Equivalent to 35watt 10 Degree

£3.54
thelightbulb.co.uk Reviews with ekomi.co.uk
C

20watt MR16 12volt GU5.3 Cap Equivalent to 35watt 60 Degree

£3.54
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C

20watt MR16 12volt GU5.3 Cap Equivalent to 35watt 24 Degree

£3.54
thelightbulb.co.uk Reviews with ekomi.co.uk
D

20watt 12volt SBC B15 Small Bayonet Cap 24 Degree 70mm

£10.14
thelightbulb.co.uk Reviews with ekomi.co.uk