40 Watt 12 Volt 3.34 Amp Enclosed LED Driver Power Supply

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$25.80 ea

Lead time 7 days

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  • Jameco Part no.: 2220912
  • Manufacturer: MEAN WELL
  • Manufacturer no.: PWM-40-12
  • Electronics Parts Locator
# of units Price
1+ $25.80
10+ $23.50

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40 Watt 12 Volt 3.34 Amp Enclosed LED Power Supply

12 Volts @ 3.34 Amps


  • Universal AC input / Full range (up to 305VAC)
  • Built-in active PFC function
  • Constant voltage PWM style output
  • Built-in 3 in 1 dimming function (0-10VDC or PWM signal or resistance)
  • Dimming range: 0 to 100%
  • High efficiency: 86%
  • Protections: Short circuit / Over load / Over voltage / Over temperature
  • Class 2 power unit, no FG
  • Suitable for dry / damp / wet locations
  • No load power consumption <0.5W
  • 5 years warranty


  • LED strip lighting
  • Indoor LED lighting
  • LED decorative lighting
  • LED architecture lighting

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Specification Value
Primary Output Voltage (VDC)12
Output Current (A)3.34
Maximum Output Power (W)40.08
Input Voltage (VAC)90 to 305
Input Frequency47 to 63
Maximum Input Current (A)0.6
Output Connector TypeStripped and Tinned
Number of Outputs1
Product TypeAC to DC Power Supply
Efficiency (%)86
Minimum Isolation Voltage3750V
Operating Temperature-Min (Cel)-40
Operating Temperature-Max (Cel)70
Length (inch)5.91
Width (inch)2.09
Height (inch)1.38
TypeAuto Switching

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