B Energy-Rated Light Bulbs & Lamps

Products with a B indicate that they have been awarded a B energy rating by the EU energy label directive based on their energy efficiency index (EEI) relative to a standard incandescent light bulb. B rated non-directional lamps have a relative energy consumption of <60%. B rated directional lamps have a relative energy consumption of <95%. B rated light bulbs are typically halogens and CFLs.

Showing 1–16 of 87 results

50watt Square MR16 Halogen LV Low Voltage 12Volt GU5.3 Cap 60 Degree Beam Angle 795632

£7.14
thelightbulb.co.uk Reviews with ekomi.co.uk

8watt Fluorescent Tube T5 (16mm) 12 Inch (300mm) Colour 35 White G5 Cap FT128W

£1.26
thelightbulb.co.uk Reviews with ekomi.co.uk

16watt 2pin GR8 2D Compact Fluorescent CFL Square Colour 835 3500k White 04170

£2.22
thelightbulb.co.uk Reviews with ekomi.co.uk

8watt 300mm UVC Germicidal T5 Ultra Clear FG08

£3.96
thelightbulb.co.uk Reviews with ekomi.co.uk

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

£7.14
thelightbulb.co.uk Reviews with ekomi.co.uk

8watt 12in Colour 33 Cool White

£1.26
thelightbulb.co.uk Reviews with ekomi.co.uk

9watt PLS 2pin G23 Cap Germicidal Arcadia Ultra Clear UVC Compact FFGC09 Lamp

£3.96
thelightbulb.co.uk Reviews with ekomi.co.uk

28watt 4pin Colour 865 Daylight

£7.92
thelightbulb.co.uk Reviews with ekomi.co.uk

35watt 12volt GY6.35 Cap Equivalent to 50watt

£5.58
thelightbulb.co.uk Reviews with ekomi.co.uk

6watt 9in Colour 33 Cool White

£2.16
thelightbulb.co.uk Reviews with ekomi.co.uk

5watt 12volt G4 Cap M9

£1.91
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8watt 12in Colour 29 Warm White

£1.26
thelightbulb.co.uk Reviews with ekomi.co.uk

11watt SES E14 Small Screw Cap Warm Equivalent to 60watt

£3.96
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9watt SES E14 Small Screw Cap Warm Equivalent to 40watt

£3.96
thelightbulb.co.uk Reviews with ekomi.co.uk

13watt 21in Colour 35 White

£2.58
thelightbulb.co.uk Reviews with ekomi.co.uk

16watt 2pin Colour 840 Cool White

£2.28
thelightbulb.co.uk Reviews with ekomi.co.uk