OSRAM Lok-It! Lamps have been meeting the toughest demands of the event industry. Specified in fixtures throughout the world, OSRAM Lok-It! lamps are known for their excellent brightness, reliability, and color quality. Designed for ease of use and safety, these lamps allow for handling only by the base, and insertion into the fixture from the back of the reflector, so there is less risk to the quartz capsule during installation or removal.

Product features and benefits
  • Compact design and short arc gap allows for smaller and brighter fixures
  • Fast lamp replacement with one-touch rotate and lock base and socket design
  • Robust design with eXtreme Seal (XS) technology, allowing up to 450°C at the pinch seal
  • Consistent lumen output over the life of the lamp
  • Improved ceramic base allows high voltage up to 35kV
  • Higher luminous efficacy than conventional HID lamps provides higher fixture efficiency
Areas of application
  • Concert lighting
  • Club & Disco
  • Stage and theatre
  • Studio, TV and film
  • Architecture & Architainment

General product information

Product Number 54225
Product Name LOKITHTI1500W60P50 1/CS 1/SKU
Ordering Abbreviation LOK-IT HTI 1500W/60/P50
Brand Name OSRAM
Family Brand Name HTI
General Description Single-end, metal halide, 1500 watts, HTI, Lok-it base, 6000K
Application Entertainment and Effect Lighting
Product Remark
  • Optimized lamp eXtreme Seal (XS) technology to withstand interior base temperatures of up to 450 degrees celsius.

Electrical data

Nominal Wattage 1500 W
Nominal Voltage 100 V

Light technical data

Luminous Flux 130000 lm
Light Center Length - LCL (mm) 65 mm
Color Temperature 6000 K
Color Rendering Index >85
Average Rated Life 750 h

Physical attributes

Base PGJX50d Lok-it
Bulb Shape T
Maximum Overall Length (mm) 128 mm
Length l (mm) 128 mm
Length l2 (mm) 112 mm
Diameter d (in) 1.024 in
Diameter d (mm) 26.00 mm
Distance a (mm) 65 mm
Electrode Gap - cold (mm) 5 mm

Additional product data

Lampholder PGJX50
Operating Position Any
Maximum Base Temperature (ºC) 450 C
Cooling Fan
Forced Cooling Yes
Hot Restart No

Product number




Outside dimensions l x w x h

Gross weight

54225 4008321553416 Shipping box (Case) 1 4.5in x 3.2in x 12in 0.6lb