eldoLED 40W Constant Current LED Driver – 2743W1 OPTOTRONIC, 0-10V Dimmable – Osram 57351

Description

eldoLED 40W Constant Current LED Driver – 2743W1 OPTOTRONIC, 0-10V Dimmable – Osram 57351

The eldoLED 2743W1 OPTOTRONIC LED Driver delivers reliable, programmable constant current performance with up to 40W of output power. Compact and powerful, it’s designed for advanced architectural and commercial lighting systems where space is tight and control is essential.

0-10V Dimmable LED Driver with Smooth Light Control

This eldoLED 40W dimmable LED driver supports full-range 0-10V dimming down to 1%, ensuring flicker-free, smooth transitions. With DIM-to-OFF capability, it’s ideal for modern dimming systems that require precise brightness adjustment.

Programmable Constant Current LED Power Supply

With a wide programmable output range of 400–1400mA, this constant current LED driver can be tailored for a wide variety of LED modules and light levels. Programming is quick and easy with the 274A17 tool—no AC power connection required during setup.

Product Features

• Type: Constant Current
• Output Power: 40W (Max.)
• Programming Tool: *274A17 (51645)
• Programmable Features:
  • Output current
  • Soft Start, Dim-to-off
  • Dimming level
  • LED thermal protection
  • Constant lumen output
  • End-of-life indicator
  • Vaux (12/20/24V)
• Input Voltage (VAC): 120-277V (+/- 10%)
• Frequency Range (Hz): 50-60 Hz (+/- 5%)
• Output Current (mA): 400-1400mA (1mA Step), 700mA default
• Output Voltage (VDC): 8-55VDC
• Dimming Control: 0-10V (Isolated)
• Dimming Range: 1-100%
• Dimming Type: Current Reduction
• UL Environmental Rating: Dry and Damp
• UL File Number: E320395
• Product Dimensions (L x W x H):  5.0″ x 2.4″ x 1.1″
• Product Weight: 8.1oz

Key Features & Benefits

• Architectural-grade features include:
  • True 1% dimming
  • Synchronized ON/OFF and dimming control
  • DIM to OFF
  • Dimming interface protection
• Custom programmable with 1mA resolution to perfectly match LED load and maximize performance
• Integrated OEM programmable features include:
  • Constant lumen maintenance
  • End-of-life indication
  • LED thermal protection
  • Soft start
• Programming does not require powering up or connecting the power supply to AC line voltage
• Available optional auxiliary output to power 12V, 20V, and 24V low power applications
• Familiar standard industry housing – 5.0″ x 2.4″ x 1.1″ (L x W x H)
• Wide output current and voltage range
• Available with mounting feet (F-style) or PEM studs (J-style) to simplify installation
• Universal Input Voltage
  • 120-277Vac 50/60Hz
  • 347Vac 50/60Hz
• UL Class 2 output for safe operation

Ideal Applications for the eldoLED 40W LED Driver

• Architectural and commercial LED lighting

• Downlights and recessed troffers

• In-grade and wall wash fixtures

• OEM lighting systems requiring precise current control

SKU# *2743W1 (57351)