Casell Lighting offers a wide range of 20w light bulbs. ES, SES, Fluorescent, Halogen, Low energy 20w light bulbs. Different sizes, lumens and styles available. If you need help finding a product, please feel free to get in touch with us.

20w

G4 20W Halogen Capsule - 24V

£6.35

1629 in stock.

Halogen Spot 20w 12v GU4 Casell...

£3.49

1505 in stock.

GU4 20W Halogen Spot - 10Deg...

£3.49

1023 in stock.

Halogen Spot 20w 12v GU5.3 Casell...

£2.76

981 in stock.

GU5.3 20W Halogen Spot - 24deg...

£2.76

944 in stock.

PLEC 20W Fly Killer bulb SES...

£21.02

863 in stock.

Halogen Spot 20w 12v GU5.3 Casell...

£7.72

672 in stock.

GU10 20W Lamp - 51mm 25Deg...

£3.52

650 in stock.

G4 20W Halogen Capsule - 12V

£2.41

619 in stock.

Halogen Spot 20w 12v GU5.3 Casell...

£2.76

593 in stock.

GU4 20W Spot bulb - 12v...

£7.72

564 in stock.

GU4 20W Halogen Spot - 10Deg...

£6.36

537 in stock.

Halogen Spot 20w 12v GU5.3 Casell...

£7.72

400 in stock.

Halogen Spot 20w 12v GU4 Casell...

£7.72

199 in stock.

GU4 20W Halogen Spot - 17Deg...

£5.62

193 in stock.

Halogen Spot 20w 24v GU5.3 Casell...

£7.07

171 in stock.

Halogen Spot 20w 12v GU5.3 Casell Lighting 35mm MR11 10° Red Dichroic Reflector Light Bulb Halogen Bulbs Casell - Casell Lighting

Halogen Spot 20w 12v GU4 Casell...

£7.72

145 in stock.

T4 20w White/835 578mm Fluorescent Striplight...

£9.47

2 in stock.