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Kolo brings style and efficiency to any application. With a host of optional attachments to add visual interest, Kolo is the optimum lighting solution.


  • Nominal light output options:
  • 300mm ø
    • 800 lumens, 6W
    • 1100 lumens, 9W
  • 400mm ø
    • 1700 lumens, 14W
    • 2300 lumens, 19W
    • 2700 lumens, 21W
    • 3500 lumens, 28W
  • Emergency Output (BLF):
    • 300mm - 360 Lumens
    • 400mm - 500 Lumens
  • Polycarbonate opal diffuser, Tp(a) rated
  • Available with 3000K and 4000K LED


  • 300mm or 400mm diameter bodies in cast aluminium with injection moulded base
  • Finished in white or silver
  • IP44
  • Choice of integrated emergency options:
    • 3 hour emergency
    • EasyTest
    • COMEPS
  • Also available with 'EW' Routefinder Wireless for addressable emergency testing without the need for a 2 core communication cable
  • Emergency variants supplied with a NiCd battery
  • Optional Command 5 microwave detector mounted behind the diffuser that can be set to one of two configurations;
    • Microwave presence detection with ON/OFF operation
    • Microwave presence detection with High/Low/Off set-back functionality. Can be set to switch from 100% down to set-back position of 50%, 30%, 20%, 10% or OFF
  • Optional trim ring available for an alternative aesthetic finish (supplied separately)
  • 3m suspension kit (supplied separately)
  • Product also available as surface and IP65

IP44 300mm Silver (4000K)

IP44 300mm Silver Fixed Output 3hr Emergency LL/CW L70 B50
806 lumens (6.3W) K4H364KS K4H364KSEM 128 >100k >100k >100k
1136 lumens (8.8W) K4H3124KS K4H3124KSEM 129 >100k >100k 92k

IP44 400mm Silver (4000K)

IP44 400mm Silver Fixed Output 3hr Emergency LL/CW L70 B50
1755 lumens (13.7W) K4H4154KS K4H4154KSEM 128 >100k >100k 100k
2359 lumens (18.5W) K4H4204KS K4H4204KSEM 128 >100k >100k 95k
2793 lumens (21.3W) K4H4274KS K4H4274KSEM 131 >100k >100k 87k
3549 lumens (27.7W) K4H4354KS K4H4354KSEM 128 >100k >100k 75k


3m Suspension Kit KLSUSKIT
Trim Ring 300mm Silver KLTR300S
Trim Ring 400mm Silver KLTR400S


COMEPS Add suffix /EP i.e K4H3124KS/EP
COMMAND 5 * Replace H with Q5 i.e K4Q53124KS
DALI DIMMING Replace H with Y i.e K4Y3124KS
WHITE FINISH Replace S with W i.e K4H3124KW

* Command 5 not available in 300mm emergency or DALI products

For 3000K colour temperature, please contact Whitecroft

Dimensions Diagram 1
300mm suspended 95 2.1 2.5 300
400mm suspended 95 3.5 3.9 400

Photometic Performance

Photometic Performance Diagram - 300mm ø 6.3W 806 Lumens
300mm ø 6.3W 806 Lumens
LOR = 100.0%
SHR MAX = 1.64
Photometic Performance Diagram - 400mm ø 13.7W 1755 Lumens
400mm ø 13.7W 1755 Lumens
LOR = 100.0%
SHR MAX = 1.64

Performance Guide

Performance Guide Diagram 1
  • Lamps: 19W LED
  • Illuminance: 200 lux
  • Spacing: 3.0m x 3.0m

  • Maintenance: 0.8
  • Reflectance: 70/50/20
  • Ceiling Height: 2.7m
  • Working plane: 0.8m

LED Performance

Colour Temp RA (CRI) Colour consistency
4000K >80 MacAdam 3 SDCM

Suspended circular IP44 LED luminaire in 300 or 400mm diameter. Polycarbonate opal diffuser. Optional integrated microwave presence detector with ON/OFF or set-back functionality - as Whitecroft Lighting KOLO SUSPENDED

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