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Performance Comparison Module Concept

Outdoor COB Module

Image

Dimension 150(L) x 65(W) x 35(H) mm

Features

CoB : 20W~30W class Lens : Glass (High Reliability) Heat Sink : Aluminium Extruding (High Heat Dissipation) Cable : Consideratinon of connection point to the cover (Easy to work)

Items ITSWELL Competitor

LED Type CoB/ Glass Lens PoB/ PC Lens

Efficiency (lm/W) 1) 140 115

Waterproof Dust protection 2) IP66 IP66

Weight (g) 400 470

Highway

Lighting 3)

Road brightness (cd/m2) 1.13 0.89

UO (Overall Uniformity) 0.73 0.63

UI

(Longitudinal Uniformity) 0.62 0.51

Light Distribution : we provide IES file upon the request

< Street Light > < Tunnel Light >

Condition for Comparison

1) Initial Luminous Flux & Input Electrical Power after 100 hours aging at 700mA 2) Based on KS C IEC 60529 3) Simulation : 150W, concrete four lane, width 14.4m, light pole distance 55m, light pole height 12m, angle of gradient 12, maintenance factor 0.75

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Appendix. Outdoor Module Performance Comparison ITSWELL Vs. Competitor

- ITSWELL SAMSUNG LGE LGIT POSCO LED Remark

Image Standard for Korea Expressway Corporation : 150x65x60mm

LED type COB

C3535 10S1P

C3535 10S1P

C3535 10S1P

C3535 10S1P

ITSWELL : high power CoB adoption

Efficiency (lm/W) 141 110 117 115 115 *ITSWELL/LGE/LGIT : Test Report for KTR Tunnel lighting *Samsung : Test Report from Korea Institute of Loghting Technology *POSCO LED : Tunnel Lighting approval

Case tem.(C) (200H)

Lens 57 62 57 63 -

Heat Sink (*measure)

48 51 52 50 -

IP Module 66 66 66

Connector 66 66 66

Weight (g) 400 470 260 300 350 Standard for Korea Expressway Corporation : : 250W