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Overview HQL

Product description Base (standard designation) Rated wattage Lamp current Nominal wattage Nominal voltage
HQL 50 W E27 E27 50.00W 0.61A 50.00W 95V
HQL 400 W E40 E40 400.00W 3.25A 400.00W 135V

Product details

Electrical data

Rated wattage 400.00 W
Lamp current 3.25 A
Nominal wattage 400.00 W
Nominal voltage 135 V
Ignition voltage 0.198 kVp

Photometrical data

Rated lamp efficacy (standard condition) 55 lm/W
Rated luminous flux 22000 lm
Color temperature 3800 K
Rated LLMF at 2,000 h 0.93
Rated LLMF at 4,000 h 0.90
Rated LLMF at 6,000 h 0.88
Rated LLMF at 8,000 h 0.85
Rated LLMF at 12,000 h 0.79
Rated LLMF at 16,000 h 0.75
Rated LLMF at 20,000 h 0.70
Luminous flux 22000 lm
Color rendering index Ra 39

Dimensions & weight

Diameter 122.0 mm
Length 285.0 mm
Product weight 242.00 g

Temperatures & operating conditions

Maximum permitted outer bulb temperature 380 °C
Maximum permitted base edge temperature 250 °C


Rated lamp survival factor at 2,000 h 0.99
Rated lamp survival factor at 4,000 h 0.97
Rated lamp survival factor at 6,000 h 0.95
Rated lamp survival factor at 8,000 h 0.90
Rated lamp survival factor at 12,000 h 0.75
Rated lamp survival factor at 16,000 h 0.68
Rated lamp survival factor at 20,000 h 0.60
Lifespan B50 24000 h
Lifespan B10 8000 h
Lifespan B5 6000 h
Operation mode LLMF/LSF 50 Hz

Additional product data

Base (standard designation) E40
Product remark As of April 2015 not compliant with ErP directive 245/2009
Design / version Coated
Mercury content 63.2 mg


Dimmable No
Burning position Any
Enclosed luminaire required No

Certificates & standards

Energy efficiency class B
Energy consumption 440 kWh/1000h

Country-specific categorizations

ILCOS QE/R-400-H/E/S-E40-122/285
Product code Packaging unit
Piece / unit
Dimensions in h x w x l Gross weight Volume
4050300015071 RWL
295mm x 125mm x 125mm 298.00g 4.61dm³
4050300808512 VS
375mm x 319mm x 263mm 2280.00g 31.46dm³
EAN METEL code STK number
4050300015071 OSRHQL400 4834428
Areas of application
  • Factories and workshops
  • Industrial installations
  • Streets
  • Car parks, courtyards
  • Pedestrian zones, public squares
  • Parks and gardens
  • Suitable for use in open and enclosed luminaires
  • Outdoor applications only in suitable luminaires