LED MR11 3W Dimmable (12v, GU4 Base)

£ 7.98 inc. VAT



 Our MR11 LED 3W dimmable light bulbs are the ideal replacement for your existing halogen lamps up to 40W.

This is an MR11 LED bulb you won’t be disappointed in, built with an all aluminium chassis.

Using only the best Cree XB-D LED’s, which provide a fantastic light output with a high CRI (Colour Rendering Index)

Not sure what colour to choose? Let us help

See our dimmable LED MR11 working here 

We also have compatible LED transformers

They are designed to work with most existing transformers and dimmers. Visit Our FAQ’S.

Technical Data
Dimmable: Yes
Beam angle:   45 degrees
CRI: >80
Voltage:   12V
Base: GU 4
Approvals: Ce & RoHS
Colour temperature and Lumen output:
Warm White – 2700k  
 230 lm
Natural White – 4500k
 260 lm
Cool White – 6000k
Equivalent to 40W



More Product Info

MR11 LED 3W Dimmable bulbs are the ideal replacement for existing halogen lamps up to 40W. Our bulbs are available in Warm White and Natural White.

Built with an aluminium chassis for greater heat dissipation, our bulbs work for an extended period of time (rated life 30,000 hrs) and are designed to fit into most existing light fittings.

SERA LED MR11 bulbs are suitable for suitable for home, retail, commercial and office use.

The SERA range of LED light bulbs has been developed for its elegance of design, low energy usage, longevity of use and ease of installation, as well as representing the latest LED lighting technology.

We hold stock of all our bulbs in the UK and in most cases offer next day delivery. If this is not the case, we aim to deliver within 21 days.

We also sell other best-selling sizes of LED bulbs including AR111GU10MR16,  Candle bulbs Strip Tape lights and Floodlights.



Delivery & Returns

Our Free Delivery on orders over £80 applies to the UK ONLY


  • UK Small Standard Delivery          £3.95
  • UK Standard Delivery                     £6.95
  • UK Standard >£80                          FREE
  • UK Next Working Day *                 £16.95
  • Europe /ROW                                   See Checkout

*For those who select next working day (Premium service) your orders get priority. Meaning we will ship them the same day as long as the order is received before 1300 on a work day (Mon-Fri). Orders received on a Saturday or Sunday will be dispatched on the Monday (excluding bank holidays), which means you will receive them following day.

** There is a £55 charge for delivery of fittings over 2m in length due to Carrier costs.

Delivery Time

Nearly all orders are sent via courier, and a signature is required.

UK Standard or free delivery is about 3-4 days.

UK Next Working Day is the next working day

All European deliveries take 4-6 days.

Rest of world deliveries take around 6-8 days.

If your country is not listed please contact us for shipping and order placement on +44 1727 600102.

All Anolis fittings are made to order, delivery is approx 4-6 weeks.

Backorders will be delivered as quickly as possible (Usually within 28 days) we will notify you by email of an expected delivery date.


We have a 28 Day return policy, however the good must be unused , in their original packaging and as new.

Custom made or made to order are not returnable, creditable or exchangeable.

If you need to return something or the goods are faulty please contact us on 01727 600102 or email sales@seratechnologies.com before sending anything.

We recommend using a tracked service for returns, please note we only pay return postage if the goods are proved faulty.