Constant Current Power Supplies

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Astrodyne is your source for more than 3,000 different stock and custom modified power supplies. We back you up with some of the best warranties in the business, free engineering support, easy online or phone ordering, and friendly customer service.

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Experienced technical support engineers stand ready to answer any question concerning an Astrodyne product, from performance specifications to applicable safety standards.

All products are 100% burned-in for reliability and ATE tested to assure compliance to all specifications. Our quality engineers continuously monitor all phases of manufacturing and test to assure that all products meet or exceed all performance specifications and safety standards.



LPC Series

  • Constant Current mode design
  • Universal AC input
  • Epoxy encapsulated with IP67 level
  • Protections: Over current / Over voltage
  • Fully isolated plastic case
  • Cooling by free air convection

LPC20 20w AC-DC Constant Current Power Supplies

  • 20w
  • AC Input Range: 90-264
  • Constant Current
  • Encapsulated
  • IP Rating: IP67
  • 2 Models: 48v & 30V; 16.8w & 21W

LPC35 35w AC-DC Constant Current Power Supplies

  • 35w
  • AC Input Range: 90-264
  • Constant Current
  • Encapsulated
  • IP Rating: IP67
  • 3 Models: 48v, 30v & 24v DC out; 31.5~33.6W

LPC60 60w AC-DC Constant Current Power Supplies

  • 60w
  • AC Input Range: 90-264
  • Constant Current
  • Encapsulated
  • IP Rating: IP67
  • 3 Models: 48v, 42v & 34v DC out; 50.4~59.4W

ELN Series

  • Universal AC input / Full range
  • Fully isolated plastic case with IP64 level
  • Built-in constant current limiting circuit with adjustable OCP level
  • Protections: Short circuit / Overload / Over voltage
  • UL1310 Class 2 power unit
  • Cooling by free air convection

ELN30 30w AC-DC Constant Current Power Supplies

  • 30w
  • AC Input Range: 90-264
  • Constant Current
  • Dimmer Option: Yes
  • Plastic Case w. Wires
  • IP Rating: IP64
  • 7 Models: 5v, 9v, 12v, 15v, 24v, 27v & 48v DC out; VDC or PWM Dimmer Control Options

ELN60 60w AC-DC Constant Current Power Supplies

  • 60w
  • AC Input Range: 90-264
  • Constant Current
  • Dimmer Option: Yes
  • Plastic Case w. Wires
  • IP Rating: IP64
  • 6 Models: 5v, 9v, 12v, 15v, 24v, & 48v DC out; VDC or PWM Dimmer Control Options

PLN Series

  • Universal AC input
  • Fully isolated plastic case with IP64 level for indoor outdoor installations
  • Built-in constant current limiting circuit with adjustable Over Current Protection level
  • Built-in active Power Factor Correction function
  • Cooling by free air convection
  • UL310 Class 2 power unit

PLN30 30w AC-DC Constant Current Power Supplies

  • 30w
  • AC Input Range: 90-264
  • Constant Current
  • Dimmer Option: No
  • Plastic Case w. Wires
  • IP Rating: IP64
  • 8 Models: 9v, 12v, 15v, 20v, 24v, 27v, 36v & 48v DC out

PLN60 60w AC-DC Constant Current Power Supplies

  • 60w
  • AC Input Range: 90-264
  • Constant Current
  • Dimmer Option: No
  • Plastic Case w. Wires
  • IP Rating: IP64
  • 7 Models: 12v, 15v, 20v, 24v, 27v, 36v & 48v DC out

PLN100 100w AC-DC Constant Current Power Supplies

  • 100w
  • AC Input Range: 90-264
  • Constant Current
  • Dimmer Option: No
  • Plastic Case w. Wires
  • IP Rating: IP64
  • 7 Models: 12v, 15v, 20v, 24v, 27v, 36v & 48v DC out

HLG Series

HLG240 240w AC-DC Constant Current Power Supplies

  • Universal AC input up to 305VAC
  • Active Power Factor Correction
  • OCP Point Adjustable Through Output Cable or Internal Potential Meter
  • Suitable for LED Lighting and Moving Sign Applications
  • All-Round Protection: OVP, SCP, OLP, OTPIP65 / IP67 Design for Indoor or Outdoor Installations
  • Compliance with Worldwide Safety & EMC Regulations
  • 240w
  • AC Input Range: 90-264
  • Constant Current
  • Dimmer Option: No
  • ?
  • IP Rating: IP65/IP67
  • 9 Models: 12v, 15v, 20v, 24v, 30v, 36v, 42v, 48v & 54v DC out; Various options for I/O Connections and Current/Voltage Adjustment approaches;

ELP Series

ELP25 25w AC-DC Constant Current Power Supplies

  • High Efficiency (Up to 84%)
  • Active Power Factor Correction (typ 0.94)
  • Constant Output Current
  • Waterproof (IP66)
  • All-Round Protection: OVP, SCP, OTP
  • Comply with UL8750 & EN61347 Regulations
  • Optional Dimmer Control Feature
  • 25w
  • AC Input Range: 90-305
  • Constant Current
  • Dimmer Option: Yes
  • Plastic Case w. Wires
  • IP Rating: IP66
  • 8 Models: 12v, 14v, 18v, 24v, 36v, 40v, 56v, 72v DC out

ELP30 30w AC-DC Constant Current Power Supplies

  • 30w
  • AC Input Range: 90-264
  • Constant Current
  • Dimmer Option: No
  • Metal Case w. Wires
  • IP Rating: IP67
  • 7 Models: 12v, 18v, 24v, 36v, 42v, 66v, 86v DC out

ELP40 40w AC-DC Constant Current Power Supplies

  • 40w
  • AC Input Range: 90-305
  • Constant Current
  • Dimmer Option: Yes
  • Plastic Case w. Wires
  • IP Rating: IP66
  • 9 Models: 11v, 16v, 23v, 25v, 29v, 36v, 54v, 89v & 114v DC out

ELP50 50w AC-DC Constant Current Power Supplies

  • 50w
  • AC Input Range: 90-264
  • Constant Current
  • Dimmer Option: No
  • Metal Case w. Wires
  • IP Rating: IP67
  • 9 Models: 12v, 18v, 24v, 36v, 45.5v, 48v, 72v, 111v & 142v DC out

ELP60 60w AC-DC Constant Current Power Supplies

  • 60w
  • AC Input Range: 90-264
  • Constant Current
  • Dimmer Option: No
  • Metal Case w. Wires
  • IP Rating: IP67
  • 9 Models: 12v, 18v, 27v, 36v, 43v, 58v, 86v, 134v & 170v DC out

ELP75 75w AC-DC Constant Current Power Supplies

  • 75w
  • AC Input Range: 90-305
  • Constant Current
  • Dimmer Option: No
  • Metal Case w. Wires
  • IP Rating: IP67
  • 9 Models: 15v, 20v, 27v, 36v, 54v, 72v, 108v, 166v & 214v DC out

ELP100 100w AC-DC Constant Current Power Supplies

  • Ultra High Efficiency (Up to 90%)
  • Active Power Factor Correction (typ 0.99)
  • Constant Output Current
  • Waterproof (IP67)
  • All-Round Protection: OVP, SCP, OTP
  • Comply with Worldwide Safety & EMC Regulations
  • 100w
  • AC Input Range: 90-305
  • Constant Current
  • Dimmer Option: No
  • Metal Case w. Wires
  • IP Rating: IP67
  • 12 Models: 24v, 28v, 32v, 36v, 41v, 48v, 57v, 72v, 95v, 143v, 222v & 286v DC out

ELP150 150w AC-DC Constant Current Power Supplies

  • Ultra High Efficiency (Up to 93%)
  • Active Power Factor Correction (typ 0.99)
  • Constant Output Current
  • Waterproof (IP67)
  • All-Round Protection: OVP, SCP, OTP
  • Comply with Worldwide Safety & EMC Regulations
  • 150w
  • AC Input Range: 90-305
  • Constant Current
  • Dimmer Option: No
  • Metal Case w. Wires
  • IP Rating: IP67
  • 14 Models: 25v, 30v, 35v, 42v, 47v, 53v, 61v, 71v, 85v, 107v, 142v, 214v, 333v & 428v DC out
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