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  • Prisma
  • Prisma

Slim fluorescent luminaire with prismatic or opal diffuser for surface and suspended mounting

  • Slim luminaire with curved diffuser optimised for T16 (T5) lamps
  • IP44 seal extends applications to canteens, cafeterias and kitchens
  • Prism shape retained throughout the curved diffuser to optimise light output and reduce shadows from components

Materials and Finish

Body: Pre-painted white 0.7mm galvanised steel.
Endcaps: Shockproof ASA plastic, white.
Diffuser: Prismatic/opal acrylic (emergency versions in polycarbonate).

Installation and Mounting

Keyhole fixing positions Ø14mm for direct mounting to ceiling, wall or bracket mounting. Twin lamp versions balanced for suspended mounting using accessories. Single lamp versions can only be surface mounted. Fixing centres: 28W-1100mm and 35/49W-1400mm. Two cable entries Ø19mm in the centre of the body (not 14W version where cable entry is at end of body) and a knockout hole in the endcaps. Grommets included. Cable capacity 5 x 2.5mm².


To specify state: Surface/suspended slim luminaire with curved prismatic/opal acrylic diffuser for T5 lamps. IP44. As Thorn Prisma.

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Prisma LED

Prisma C

Description   Catalogue No.TypeSocketWt (kg)SAP Code
PRISMA C 1X28W CL L840PR128ZFDHG52.5096547467
PRISMA C 1X35W CL L840PR135ZFDHG53.1096547468
PRISMA C 1X35W HFI CL L840PR135DFDHG50.0096241769
PRISMA C 1X49W CL L840PR149ZFDHG53.1096547469
PRISMA C 2X28W CL L840PR228ZFDHG53.0096547470
PRISMA C 2X35W CL L840PR235ZFDHG54.1096547471
PRISMA C 2X49W CL L840PR249ZFDHG53.6096547472


Description   Catalogue No.TypeSocketWt (kg)SAP Code
PRISMA C 1X28W CL PC E3 L840PR128ZEFDHG53.3096547473
PRISMA C 1X49W CL PC E3 L840PR149ZEFDHG53.9096547475
PRISMA C 2X28W CL PC E3 L840PR228ZEFDHG53.8096547477
PRISMA C 2X35W CL PC E3 L840PR235ZEFDHG55.1096547478


Description   Catalogue No.Wt (kg)SAP Code
WIRE SUSPENSION KIT 1,5MWSPK15000.1596204619