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Dialight – Active Components


About Dialight

Dialight defines the current state of LED lighting technology with continuous innovations in light output, efficacy and reliability for our complete line of high-specification lighting fixtures specifically designed for industrial, commercial, hazardous location, transportation & public infrastructure applications. These results are directly related to our ongoing commitment to advancing solid-state lighting products that vastly reduce maintenance, improve safety, ease disposal, and are more environmentally friendly – thereby helping to reduce CO2 emissions, the dominant GHG contributor to global warming.
With high-specification range of products are uniquely positioned for a number of long-term global growth trends, many of which are driven by government regulations and environmental initiatives. These include the current global infrastructure build-out, and the need for improvements to the efficiency, reliability and productivity of the electrical grid. Dialight plc is headquartered in the UK and operated out of the USA with offices in the USA, UK, Denmark, Germany and Mexico.

  • LED Device
  • IRED/PIN Photodiode/Phototransistor/Optical Sensor
  • Sub Miniature Lamp
  • Automotive Lamp
  • LCD
Diaglight Products:
LED Lighting Solutions:
Industrial Solutions:
High Bays
Low Bays
Area Lights
Linear Fixtures
Wallpacks / Bulkheads
Infrastructure Solutions:
Street Lights
Street Light Control System
Roadway Sign Lights
LED Signaling Solutions:
Transportation Signals:
Traffic & Intersection
Rail Signals
Vehicle Signals
Obstruction Signals:
FAA Obstruction Signals
ICAO Obstruction Signals
Visual Signals
Hazardous Location Signals:
Class I, Div 2 Signals
ATEX Zone II, 22 Signals
Hazardous Location Solutions:
Class I, Div 1 Fixtures
Class I, Div 2 Fixtures
Class II, Div 1 Fixtures
Class II, Div 2 Fixtures
Class III, Div 1 Fixtures
Class III, Div 2 Fixtures
ATEX/IECEx Zone I, 21 Fixtures
ATEX/IECEx Zone II, 22 Fixtures
Architectural Solutions:
Linear Architectural Fixtures
Circular Fixtures
Lighting Modules
Indication Solutions:
Circuit Board Indicators:
LED CBI® Through Hole
LED microLED® Surface Mount
LED Prism® Right Angle SMT
Optopipe® Lightpipes
Panel Mount Indicators:
LED Panel Mount Indicators
LED Replacement Bulbs
Neon / Incandescent
Military Indicators




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Product List:

Part Number Product Name Qty Price (US$)  
5592201003 DIALIGHT 559-2201-003 Green LED Lamp 6.35MM, 2.1V 260 1.0500
559-0201-003 DIALIGHT 559-0201-003 LED Panel Mount Indicators 5 48 2.8200
550-0204 DIALIGHT 550-0204 LED 5MM VERTICAL GREEN PC MOUNT 40 0.9000
521-9326 Dialight 521-9326 Green Difused LED T-1 1.9V 2mA Dome Lens Through Hole 720 0.6000
521-9200 Dialight 521-9200 Red LED L-73HD 500 1.0000
561-2101-100 DIALIGHT 561-2101-100 Hi Efficiency LED Uni-Color Red 635nm Radial 491 0.3700
550-5106 DIALIGHT 550-5106 LED Bar-Graph Display 996 1.2000
550-0206-816 DIALIGHT 550-0206-816 LED Uni-Color Green 565nm 2Pin 100 0.3200
559-2201-007 DIALIGHT 559-2201-007 Panel Mount Green LED Indicator 3V 563 nm 1,406 0.2000
521-9500-003 DIALIGHT 521-9500-003 Red LED Clear Lens 5 mm 1.7V 650nm 1,986 0.3500
5502206 550-2206-821 Dialight LED 5MM Green 3 0.8000
5502207 DIALIGHT 550-2207 Green LED Right Angle Board Mount 144 0.6500
552-2221-806 552-2221-806 Dialight LED Circuit Board Indicator 919 4.2400
559-2301-007 DIALIGHT 559-2301-007 Yellow Snap-In LED Panel Mount Indicator with Leads 1,021 1.6700
595-2301-007F DIALIGHT 595-2301-007F LED, Green, SMD, 2mm, 20 mA, 2.1 V, 11 mcd 100 1.9000
553-0744-100 DIALIGHT 553-0744-100F LED Bi-Level Bi-Color Green 0 1.5000
591-2401-814 Dialight 591-2401-814 Yellow LED Prism 3 mm Square SMD 2,400 0.7500
521-9459F 521-9459F DIALIGHT LED BI-COLOR GREEN/RED 565NM/635NM 2-PIN T-1 RoHS 0 1.8500
551-0207F 551-0207F DIALIGHT Green LED 3MM 10MA 563NM 0 0.0000
558-0201-001F 5580201001F Dialight LED Uni-Color Green 10mA 2.1V 563nm 2-Pin RoHS 0 1.2600