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Sterling III | Industrial LED Linear

By Chalmit Lighting 
By Chalmit Lighting
The Sterling III LED is a high quality, cost effective linear which realises further power savings over the Sterling II family, without impacting on the luminaire performance. Featuring a lightweight, single geartray design allows for ease of installation and maintenance, and is available with or without internal opal diffusers to suit any industrial application.
  • Highly Energy Efficient
  • Lightweight and slimline construction
  • 155,000 maintenance free hours at 45°C (L70)
  • Mounting options - Ceiling/ Wall/ Suspended/ Pole
  • Easy installation and maintenance
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Product Details


  • Industrial Safe Area
  • Surface Mount
Battery Type 6V Ni-Cad Battery (4 Ah)
Color Temperature 4000 K
Construction Material - Main GRP (Glass Reinforced Plastic)
Emergency Illumination Time 180 min
Ingress Protection
  • IP65
  • IK09
Lamp Type LED
Light Source LED Strips
Material - Body Enclosure GRP with prismatic polycarbonate diffuser and stainless steel retaining clips
Type Linear

Certifications and Compliance

Certified Listed
  • CE Declaration
  • UK CA Declaration
  • General Lighting Standards, EN 60598
  • IP65
Hazardous Rating(s)
  • Tamb -20°C to +55°C 03L & 06L
  • Tamb -20°C to +50°C 09L
  • Tamb -20°C to +50°C (EM) 03L
  • Tamb -20°C to +45°C (EM) 06L & 09L

Resources and Downloads

Photometry (12)

Product Name Color Temp CRI Lumens Lm/W Watts Dist. Type Resources
Photometric File | ST3I/03L/LE
Photometric File | ST3I/03L/LE (Internal Opal Diffuser)
Photometric File | ST3I/03L/LE/EM
Photometric File | ST3I/03L/LE/OD/EM (Internal Opal Diffuser)
Photometric File | ST3I/06L/LE
Photometric File | ST3I/06L/LE/EM
Photometric File | ST3I/06L/LE/EM/OD (Internal Opal Diffuser)
Photometric File | ST3I/06L/LE/OD (Internal Opal Diffuser)
Photometric File | ST3I/09L/LE
Photometric File | ST3I/09L/LE/EM
Photometric File | ST3I/09L/LE/OD (Internal Opal Diffuser)
Photometric File | ST3I/09L/LE/OD/EM (Internal Opal Diffuser)