Free Delivery When You Spend Over £18 -View All Delivery Options

Casell Lighting offers a wide range of 40w light bulbs. LED, Filament, Halogen, Candle, ES, GLS, G9 light bulbs, and much more. Fast Delivery and great customer support. Need help finding a product? Feel free to get in touch with us.

40w

G9 40W Halogen Capsule - Frosted Halogen Bulbs Casell  - Casell Lighting
G9 40W Halogen Capsule - Frosted
£3.19
2125 in stock.
GLS 40W Light Bulb BC / B22 - Pearl - 24v Incandescent Lamps Casell  - Casell Lighting
GLS 40W Light Bulb BC /...
£3.36
1601 in stock.
Casell 240v 40w Ba22d 46mm Clear Rough Service Candle Incandescent Lamps Casell  - Casell Lighting
Casell 240v 40w Ba22d 46mm Clear...
£5.28
1357 in stock.
GLS 40W Light Bulb ES / E27 - Clear - 50v Incandescent Lamps Casell  - Casell Lighting
GLS 40W Light Bulb ES /...
£3.36
1191 in stock.
GLS 40W Light Bulb ES / E27 - Pearl - 24V Incandescent Lamps Casell  - Casell Lighting
GLS 40W Light Bulb ES /...
£3.36
870 in stock.
G9 40W Halogen Capsule - Clear Halogen Bulbs Casell  - Casell Lighting
G9 240v 40w Clear Halogen Capsule
£2.99
845 in stock.
GLS 40W Light Bulb BC / B22 - Pearl - 50V Incandescent Lamps Casell  - Casell Lighting
GLS 40W Light Bulb BC /...
£3.36
741 in stock.
GLS 40W Light Bulb ES / E27 - Pearl - 12v Incandescent Lamps Casell  - Casell Lighting
GLS 40W Light Bulb ES /...
£3.17
522 in stock.
GLS 40W Light Bulb ES / E27 - Clear - 24V Incandescent Lamps Casell  - Casell Lighting
GLS 40W Light Bulb ES /...
£3.36
1 in stock.