Osram
Osram NAV-E 150W Super 4Y E40 RWL1 Osram NAVE150S4Y
£12.64
https://www.bltdirect.com/ Go to shop Description
The Osram NAV Super 4Y is dimmable on conventional control gears and electronic control gears. This also has optimum energy efficiency with up to 25 % longer life than standard lamps and is greater reliability than standard lamps.