


Take advantage of our Extras or Multiple Discounts to receive 30% discount on single bulbs.

Check the base carefully to see what fitting you have.



Halogen bulbs are extremely fragile; see our video and read these instructions.

Make sure your lava lamp is always flowing; buy 10 packs of bulbs.



Our bulbs create the perfect heat and light for your Mathmos lava lamp.

Mathmos bulbs are compliant with current regulations and have undergone extensive testing.



Only for use with Mathmos lava lamps, not for household room illumination.

Mathmos bulbs are primarily used as a heat source.

Telstar / Astro Baby lava lamp bulbs: 28W GU10
£9.80
Spare or replacement 28W GU10 (two-prong) fitting bulb for Astro Baby and Telstar lava lamps. Please make sure you check the lamp base to see what fitting you have. Mathmos bulbs produce the perfect heat and light to power the unique Mathmos flow.
Specifications & Instructions
Light: | 240V Max 28W GU10 Spot bulb |
Notice: | This bulb is primarily used as a heat source. For Mathmos lava lamps only. Not for household room illumination. |
| ![]() |
- Handle the bulb with great care; halogen bulbs are extremely delicate.
- Allow the bulb to warm to room temperature.
- Made sure your lava lamp is in the correct position.
- Use a tissue to hold the bulb; deposits on our fingers can damage the bulb.GU10 bulbs: Carefully push the two prongs of the bulb down into the socket and turn it a quarter-turn clockwise until it stops rotating.
SES bulbs: Carefully screw the bulb in and rotate clockwise for three turns or until it meets resistance. - Place the bottle on the base delicately.
- Turn the lamp on using the inline switch.
- Never touch the bulb or the lamp when it is on.
- Allow the light to cool for one hour before touching the bulb or lamp.
- Do not run your lava lamp for more than 6 hours at any one time.
- Always leave the bottle sitting on the base when you turn it on.

Take advantage of our Extras or Multiple Discounts to receive 30% discount on single bulbs.

Check the base carefully to see what fitting you have.

Halogen bulbs are extremely fragile; see our video and read these instructions.

Make sure your lava lamp is always flowing; buy 10 packs of bulbs.

Our bulbs create the perfect heat and light for your Mathmos lava lamp.

Mathmos bulbs are compliant with current regulations and have undergone extensive testing.

Only for use with Mathmos lava lamps, not for household room illumination.

Mathmos bulbs are primarily used as a heat source.