Product datasheet DECOSTAR 51S 20 W 12 V 10° GU5.3 DECOSTAR 51S Standard | Halogen dichroic reflector lamps with 51 mm diameter Areas of application _ General illumination _ Entrance lighting _ Workplace lighting _ Kitchen lighting _ Mirror lighting _ Object lighting __ Product benefits _ Brilliant accent light _ Dichroic reflector reduces the heat in the light beam by up to 66 % _ Approved for use in open luminaires (to IEC 60598-1) _ UV filter _ Contains no mercury Product features _ Average life: 2,000 h _ 100 % dimmable _ Color rendering index R : 100 a _ Diameter: 51 mm _ Deco cover June 24, 2016, 12:07:36 DECOSTAR 51S 20 W 12 V 10° GU5.3 © 2016, OSRAM GmbH. All rights reserved. Page 1 of 4 Product datasheet Technical data Electrical data Nominal wattage 20.00 W Nominal voltage 12.0 V Rated wattage 20.00 W Power factor λ 1.00 Photometrical data Nominal useful luminous flux 90° 210 lm Luminous intensity 3000 cd Color temperature 3000 K Light color (designation) Warm White Color rendering index Ra 100 Rated useful luminous flux 90° 210 lm Rated peak intensity 3000 cd Light technical data __ Beam angle 10 ° Nominal beam angle 10 ° Starting time 0.0 s Warm-up time (60 %) 0.00 s Rated beam angle (half peak value) 10.00 ° Dimensions & weight Diameter 51.0 mm Length 46.0 mm Overall length 45.0 mm Outer bulb MR51 June 24, 2016, 12:07:36 DECOSTAR 51S 20 W 12 V 10° GU5.3 © 2016, OSRAM GmbH. All rights reserved. Page 2 of 4 Product datasheet Maximum diameter 51.0 mm Lifespan Nominal lamp life time 2000 h Rated lamp life time 2000 h Number of switching cycles 50000 Lumen main.fact.at end of nom.life time 0.75 Additional product data Base (standard designation) GU5.3 Mercury content 0.0 mg Mercury-free Yes Capabilities Burning position Any Dimmable Yes Certificates & standards __ Energy efficiency class B Energy consumption 22 kWh/1000h Country specific categorizations ILCOS June 24, 2016, 12:07:36 DECOSTAR 51S 20 W 12 V 10° GU5.3 HRGS//UB-20-12-GU5.3-51/10 © 2016, OSRAM GmbH. All rights reserved. Page 3 of 4 Product datasheet Light Distribution Spectral power distribution __ Logistical Data Product code Product description Packaging unit (Pieces/Unit) Dimensions (length x width x height) Volume Gross weight 4050300272474 DECOSTAR 51S 20 W 12 V 10° GU5.3 Shipping carton box 20 163 mm x 123 mm x 190 mm 3.81 dm³ 896.00 g The mentioned product code describes the smallest quantity unit which can be ordered. One shipping unit can contain one or more single products. When placing an order, for the quantity please enter single or multiples of a shipping unit. References / Links For light distribution curves see www.osram.com Disclaimer Subject to change without notice. Errors and omission excepted. Always make sure to use the most recent release. June 24, 2016, 12:07:36 DECOSTAR 51S 20 W 12 V 10° GU5.3 © 2016, OSRAM GmbH. All rights reserved. Page 4 of 4