Inbuilt perimeter illumination

Inbuilt perimeter illumination

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Inbuilt perimeter illumination


Portal brings a flawless, unique bold clean design to any application and will compliment any interior.


  • Output options;
    • 1300 lumen, 12W
    • 1600 lumen, 15W
    • 2300 lumen, 22W
  • Emergency Output (BLF):
    • 3000K - 305 Lumens
    • 4000K -  332 Lumens
  • Polycarbonate flat opal diffuser for optimum light uniformity and no visible spotting of LEDs
  • Luminaire is split into three lit segments for aesthetic differentiation and graduating brightness from wall or ceiling plane to luminaire centre
  • Employs a 3:1 contrast ratio between the inner and outer segments
  • Available in 3000K or 4000K colour temperatures


  • Surface mounted as standard
  • Body finished in textured white
  • RAL Colour: White RAL9003.
  • IP44
  • Choice of integral emergency options; 3 hour emergency or COMEPS (can be wired as Easytest if required)
  • Emergency variants supplied with Lithium Iron Phosphate (LiFePO4) battery technology; featuring extended design life reducing replacement frequency to lower total cost of ownership, and advancing sustainability through support for end of life recycling
  • Optional Command 5 microwave detector mounted behind the diffuser available with presence detection. Can be set for simple ON/OFF switching or to switch from 100% down to setback position of 50%, 30%, 20% or 10%


4000K Fixed Output 3hr Emergency LL/CW L70 B50
1300 lumens (12W) PTH14K PTH14KLEM 109 >100k >100k 62k
1600 lumens (15W) PTH24K PTH24KLEM 106 >100k >100k 62k
2300 lumens (22W) PTH34K PTH34KLEM 104 >100k >100k 62k


3000K Replace 4K with 3K i.e PTH13K
COMEPS Add suffix EP i.e PTH14KEP
COMMAND 5 WITH SET BACK * Add Q5 after T i.e PTQ5H14K
DALI Replace H with Y i.e PTY14K

* Command 5 is not available in DALI products

Dimensions Diagram 1
87 1.7 2.3 367

Photometic Performance

Photometic Performance Diagram - 4000K 15W LED 1600 Lumens 4000K
4000K 15W LED 1600 Lumens 4000K
LOR = 100.0%
SHR MAX = 1.69

Performance Guide

Performance Guide Diagram 1
  • Lamps: 15W LED
  • Illuminance: 110 lux
  • Spacing: 2.4m x 2.4m

  • Maintenance: 0.8
  • Reflectance: 70/50/20
  • Ceiling Height: 2.4m
  • Working plane: 0.0m

LED Performance

Colour Temp RA (CRI) Colour consistency
3000K >80 MacAdam 3 SDCM
4000K >80 MacAdam 3 SDCM

Surface mounted architectural circular IP44 LED bulkhead luminaire with polycarbonate opal diffuser. Two lit segments for aesthetic differentiation and graduating brightness from ceiling or wall plane to luminaire centre. Optional integrated microwave presence detector with ON/OFF or set-back functionality in standalone – as Whitecroft Lighting PORTAL.

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