SLT40L12DC : 40W 12VDC Constant Voltage Class 2 Phase Cut Dimmable LED Driver

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Product Overview

The LinDrive Series of Constant Voltage Class 2 LED Drivers offer smooth flicker-free dimming with a wide variety of compatible dimmers. The drivers low-profile, plastic enclosure enables easy and safe installation making it the perfect choice for under cabinet lights, tape lights and various LED fixture installations. Our electrical specification includes auto reset, over current and short circuit protection. As always, a 5-year warranty is the standard on all of Magnitude’s products.


  • Phase Cut Dimmable
  • Dim down to 1%
  • Super compact plastic case, less than 1” high.
  • Class 2
  • ETL Listed
  • Auto-Reset Protection for short circuits & over-voltage.
  • Flicker free dimming
  • Easy and safe installation

Driver Schematic

Driver Specifications

Input Voltage Range 100 - 130VAC
Input Frequency 47 - 63Hz
Input Current 0.9A Max
Inrush Current 13A Max
Efficiency > 82% @Max Load
Power Factor > 0.65
Output Voltage 12VDC
Max Output Power 40W
Output Current 3330mA Max
Line Regulation ± 3%
Load Regulation ± 3%
Turn On Delay Time < 0.4 Sec @Max Load
Env. Protection Rating Dry and Damp Locations
Operating Ambient temperature -25ºc - +45ºc
Max Case Temp. (Tcase) 75ºc for a 5 year warranty
Storage temperature -40ºc - +85ºc
Expected life time 50K Hours > 75ºc Tc Max
Audible Noise < 24db Class A
Dimming Control Phase cut
Dimming Range 1 - 100%
Minimum Dimming Level 1%
Over Current Protection Yes, CC mode
Short Circuit Protection Yes, Hiccup mode
Over Voltage Protection Yes
Over Temperature Protection Yes, Hiccup mode
Over Load Protection Yes, CC mode
Dimensions 7 x 2.40 x 0.94" (178 x 61 x 24mm)
Housing Material ABS
Housing Color Blue
Connectors type Terminals 14-26 AWG
Weight 312g / 11oz
Certificates / Approval signs ETL Listed under UL 8750 and 1310