Basic Switched Mode Power Supplies

Our Bulletin 1606-XLB Basic Switched Mode Power Supplies are available in 24V DC sizes from 1.5...20A. These power supplies are cost-effective, provide efficiency up to 95.2%, and are rated for long service life.


  • Available in 1.5A (36 Watts), 2.5A (60 Watts), 3.75A (90 Watts), 5A (120 Watts), 10A (240 Watts) and 20A (480 Watts) sizes
  • Designed for extended mean time between failure for longer service at a significant price advantage
  • Includes single-board design that enables up to 95.2% efficiency, and reduces heat output which can put less thermal stress on other components in the enclosure
  • Provides a DC-OK signal which allows the ability to monitor the output voltage of the unit
  • Clicks smoothly onto any standard DIN rail and features large-sized terminals which makes wiring easier

More Choices to Match Your Application New module sizes available

  • 1.5A (36 Watts)
    • 1606-XLB36EH, 24VDC, Push-In termination, NEC Class 2
  • 2.5A (60 Watts) 
    • 1606-XLB60EH, 24VDC, Push-In termination, NEC Class 2
    • 1606-XLB60E, 24VDC, Screw termination, NEC Class 2
  • 3.75A (90 Watts) 
    • 1606-XLB90EH, 24VDC, Push-In termination
    • 1606-XLB90E, 24VDC, Screw termination
    • 1606-XLB90EQ, 24VDC, Screw termination, NEC Class 2
  • 5A (60 Watts) 
    • 1606-XLB60BH, 12VDC, Push-In termination, NEC Class 2
  • 20A (480 Watts) 
    • 1606-XLB480E, 24VDC, Screw termination 
  • Redundancy module to enable enhanced reliability on critical circuits
    • 1606-XLBRED20, 20A, Diode based

Product Comparison

Input Voltage Single phase Single/multi-phase Single/multi-phase Single/multi-phase
Watt Range 36...480 W 80...960 W 15...100 W 80...960 W
Multiple Output Voltages 24...28VDC Yes Yes Yes
Terminations Screw, Push-in Screw, Plug, Spring, Push-in Screw, Spring, Plug Screw, Spring
Auto Select Input X X X X
Power Boost   120%   150%/5 s
DC OK Relay Output X X   X
DC OK LED Indicator X X X X

Product Selection


  • CE Marked
  • cULus Listed
  • cULus Recognized
  • RCM
Standards Compliance
  • CE
  • C-Tick
  • cULus
Looking for Additional Information?

To find additional product information including CAD drawing files, 3D models and more use our Product Catalog.


Resource Publication Number Language
Switched Mode & Uninterruptible Power Supplies Brochure 1606-BR001
Bulletin 1606-XLB Basic Power Supply Product Profile 1606-PP004
Bulletin 1606 Switched Mode Power Supplies Technical Data 1606-TD002
Literature LibraryLiterature Library
Literature Library

Browse Literature Library where you can search for additional technical and commercial publications in more languages.


Search Literature Library

KnowledgebaseKnowledgebase Support Center

Visit our online resource for technical information, support chat and forums, software updates and product safety advisories/notices.


Get Support