FREE SHIPPING ON ORDERS £40+ | Pay in 3 with Klarna

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 all 3 results

Show sidebar

Show 9 24 36

Filters: Popularity

Clear filters

£2.88

Shop with Confidence

All our lamps are branded and from quality manufacturers. We offer guarantees on all our products and if things aren't quite right - you can return your items to us quibble free within 14 days of receipt.

Watch us Shine

Lighting can be complicated, but our friendly, experienced team makes it hassle-free. Need help? Just contact us via live chat, email, phone. We'll find the perfect bulb for you.

Quick & Easy

We offer the most competitive prices out there but to go the extra mile, we dispatch most our orders on the same day and it's free over £40.00!

We've Got it All

Over 400,000 products is in stock of every size, shape & fitting so you'll always find your perfect fit. You can simply replace your existing lamps or upgrade to the latest versions if you're feeling green.

SHOP BY SHAPE

NEED ASSISTANCE?

FITTINGS & NOVELTY LIGHTS

NEED ASSISTANCE?

ELECTRICAL ACCESSORIES

NEED ASSISTANCE?

OUTDOOR

NEED ASSISTANCE?

LIGHTING GUIDES

What’s New?

20 Watt Light Bulbs & Lamps

Sort by

Price filter

Energy Rating

Brand

Shop with Confidence

Watch us Shine

Quick & Easy

We've Got it All

Newsletter Signup

Sign up for our email newsletter to be notified of special promotions, discounts, and seasonal lighting guides from the experts at The Lightbulb Co.

Thank you for sign up!

Sign in