WELBY XL | High Efficiency Linear Luminaire


Batten Lights

The Thorlux Welby XL is an to easy install, highly efficient luminaire for data centres, factory assembly areas and workshops. High-performance optics with broad or narrow distribution options deliver light to where it is needed most. SmartScan and integral emergency versions are available.


  • Data centres
  • Factory assembly areas
  • Workshops
  • Distribution and storage areas
  • Steel body finished full polyester non-yellowing satin white (RAL 9016)
  • Two optical distribution options, narrow and broad
  • Individual lenses provide low glare
  • High light output up to 10,975 lumens
  • Very high efficiency up to 186.3 luminaire lumens per circuit watt
  • SmartScan versions with intelligent lighting control for use up to 8 metres mounting height 
  • SmartScan wireless technology removes the need for control cabling. Ideal for retro-fit
  • Fitted with 4000K LEDs
  • IP20
1570 22W WX20330 WX20333 SS/L/A 5.2
41W WX20331 WX20334
64W WX20332 WX20335

FACTORY FITTED 4-CORE THROUGH WIRING - add ‘TW’ after catalogue number eg. WX20330SSTW

CIRCUIT TYPE - suffix catalogue number with: 
SS - SmartScan  /  L - non-dimming (LED)  /  A - dimming (DALI)     e.g. WX20330SS etc.
SmartScan add 0.1kg to weights listed.

EMERGENCY VERSION - prefix catalogue number with: 
WWX - SmartScan  (Only available when selecting the ‘SS’ suffix)     
EWX - Standard Emergency (Not available when selecting the ‘SS’ suffix)
DWX - DALI / Self-Test (Not available when selecting the ‘SS’ suffix)
e.g. WWX20330SS etc. Add 0.3kg to weights listed.

Document Downloads

High Efficiency Linear Luminaire
Edition: 001

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