United Kingdom

Products
Main menu
Products
- Indoor luminaires
  Products
  
  Indoor luminaires
  
  Downlights
  
  Accent downlights
  
  Recessed
  
  Light panels
  
  Surface mounted
  
  Suspended
  
  Indoor luminaires
  
  Suspended
  
  Linear pendant
  
  View all Suspended
  
  Battens
  
  High-bay and low-bay
  
  Indoor luminaires
  
  High-bay and low-bay
  
  High-bay
  
  View all High-bay and low-bay
  
  Waterproof and cleanroom
  
  Indoor luminaires
  
  Waterproof and cleanroom
  
  Waterproof luminaires
  
  Cleanroom
  
  View all Waterproof and cleanroom
  
  View all Indoor luminaires
- Outdoor luminaires
  Products
  
  Outdoor luminaires
  
  Road and street
  
  Sports and area floodlighting
  
  Outdoor luminaires
  
  Sports and area floodlighting
  
  Area and recreational floodlighting
  
  Security lighting
  
  View all Sports and area floodlighting
  
  Architectural floodlighting
  
  Outdoor luminaires
  
  Architectural floodlighting
  
  Floodlighting
  
  Direct view lighting
  
  View all Architectural floodlighting
  
  Urban
  
  Solar
  
  Outdoor luminaires
  
  Solar
  
  Luminaires
  
  Building blocks
  
  View all Solar
  
  Bollards
  
  Poles and brackets
  
  Tunnel and underpass lighting
  
  View all Outdoor luminaires
- LED lamps and tubes
  Products
  
  LED lamps and tubes
  
  LED tubes
  
  LED spots
  
  LED HID replacement
  
  LED bulbs
  
  LED PL lamps
  
  LED capsules and specials
  
  LED candles and lustres
  
  View all LED lamps and tubes
- Conventional lamps and tubes.
  Products
  
  Conventional lamps and tubes.
  
  Halogen lamps
  
  Conventional lamps and tubes.
  
  Halogen lamps
  
  LV halogen without reflector
  
  View all Halogen lamps
  
  Fluorescent lamps and starters
  
  Conventional lamps and tubes.
  
  Fluorescent lamps and starters
  
  TL5
  
  TL-D
  
  TL
  
  Tl miniature
  
  Starters for fluorescent lamps
  
  View all Fluorescent lamps and starters
  
  Compact fluorescent non-integrated
  
  Conventional lamps and tubes.
  
  Compact fluorescent non-integrated
  
  PL-T
  
  View all Compact fluorescent non-integrated
  
  Compact high-intensity discharge
  
  Conventional lamps and tubes.
  
  Compact high-intensity discharge
  
  MASTERColour CDM
  
  MASTER SDW White SON
  
  View all Compact high-intensity discharge
  
  High intensity discharge lamps
  
  Conventional lamps and tubes.
  
  High intensity discharge lamps
  
  Ceramic metal halide
  
  Quartz metal halide
  
  SON high-pressure sodium
  
  View all High intensity discharge lamps
  
  Special lamps
  
  Conventional lamps and tubes.
  
  Special lamps
  
  Entertainment
  
  Purification (water and air)
  
  Insect trap
  
  Reprography
  
  Optical & medical equipment
  
  Infrared Heat Incandescent
  
  Coloured and BlackLightBlue (BLB)
  
  View all Special lamps
  
  View all Conventional lamps and tubes.
- LED electronics
  Products
  
  LED electronics
  
  Point source drivers
  
  Retail display lighting
  
  MasterConnect system
  
  View all LED electronics
- Lighting electronics
  Products
  
  Lighting electronics
  
  HID
  
  Lighting electronics
  
  HID
  
  HID electronic indoor
  
  HID electronic outdoor
  
  HID electromagnetic
  
  Ignitors
  
  View all HID
  
  Fluorescent
  
  Lighting electronics
  
  Fluorescent
  
  Fluorescent dimming gear
  
  Fluorescent fixed output gear
  
  View all Fluorescent
  
  View all Lighting electronics
- Lighting controls
  Products
  
  Lighting controls
  
  Dynalite
  
  Interact Ready Intelligent Buildings
  
  Installer based smart sensors
  
  Luminaire-based systems
  
  Outdoor lighting-management systems
  
  View all Lighting controls
- Highlighted Products
  Products
  
  Highlighted Products
  
  LED tube
  
  CoreLine
  
  TrueForce
  
  Ledinaire
  
  Interact Ready
  
  Metronomis LED
  
  Iridium gen3
  
  DigiStreet
- View all products
Application areas
Main menu
Application areas
- Office & Industry
  Application areas
  
  Office & Industry
  
  Office
  
  Industry
  
  Parking
  
  Healthcare
- Public spaces
  Application areas
  
  Public spaces
  
  Roads and streets
  
  Tunnels
  
  Arena and stadiums
  
  Recreational sports
  
  Parks & plaza
  
  Airports
- Retail and hospitality
  Application areas
  
  Retail and hospitality
  
  Food and large retail
  
  Fashion
  
  Petrol and convenience stores
  
  Hospitality
  
  StoreRefresh
- Specialist applications
  Application areas
  
  Specialist applications
  
  UV-C disinfection
  
  Horticulture
  
  Special lighting
  
  Solar lighting
- Education
Service and support
Main menu
Service and support
- Customer Hubs
  Service and support
  
  Customer Hubs
  
  Installers
  
  Specifiers
  
  Partners
  
  OEM
- Tools
  Service and support
  
  Tools
  
  Render tool
  
  Gear selection tool
  
  Revit library
  
  LED conversion tool
  
  (See more tools)
- Purchase
  Service and support
  
  Purchase
  
  Where to buy
  
  Warranty and legislation
- Other
  Service and support
  
  Other
  
  Lighting academy
  
  Case study library
  
  Lighting services
Contact
Main menu
Contact

United Kingdom

MASTER Ultra Efficient LED bulb

Our most-efficient LED bulb