eldoLED *2743X3 OPTOTRONIC Programmable Linear 50 Watts Constant Current LED Driver, 0-10V Dimmable OTi50/120-277/1A4 DIM-1 L G2 120/277Vac - Replacement/Compatible with Osram 57452 eldoLED *2743X3 OPTOTRONIC 50W Constant Current 0-10V Dimmable LED Driver, Programmable Linear OTi50/120-277/1A4 DIM-1 L G2 The eldoLED *2743X3 Osram 57452 OPTOTRONIC 50W Constant Current LED Driver is a versatile and high-efficiency solution for powering and controlling LED lighting systems.

Delivering up to 50 watts of output power, this programmable linear driver supports output currents up to 1.4A, offering maximum flexibility for various LED configurations. Designed with 0-10V dimming capability, it allows for smooth, flicker-free dimming performance, making it ideal for commercial, industrial, and architectural applications.

The OTi50/120-277/1A4 DIM-1 L G2 model supports a universal input voltage range (120-277V) and features a slim linear form factor for easy integration into a wide variety of fixture designs. Engineered for long-term reliability, energy efficiency, and precise control, this driver is backed by the trusted quality of eldoLED and Osram.

Its an excellent choice for lighting professionals seeking a programmable, high-performance constant current LED driver. Product Features Type: Constant Current, Class 2 Output Power: 50W (Max.)

Programming Tool: *274A17 (51645) & *2747CR/*2743V1 (51647/ 51648) Programmable Features: Output current Dimming level Dim-to-off, Soft Start LED thermal protection lighting Accessories Auxiliary output voltage Constant lumen output End-of-life indicator Input Voltage (VAC): 120-277V (+/- 10%) Frequency Range (Hz): 50-60Hz (+/- 10%) Output Current: 400-1400mA (1mA Step), 1050mA default Output Voltage (VDC): 10-55VDC Dimming Control: 0-10V (Isolated) Dimming Range: 1-100% Dimming Type: Analog UL Environmental Rating: Dry and Damp UL File Number: E320395 Product Dimensions (L x W x H): 11.00 x 1.20 x 1.00 Product Weight: 8.7oz Key Features & Benefits OEM 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 Dim-to-off Soft start Programming doesnt require powering up or connecting the power supply to AC line voltage Specification grade dimming down to 1% or 10% on 0-10V dimmers Available optional auxiliary output to power 12V, 20V, and 24V low power applications Slim form factors Input voltage: Universal 120-277 VAC 50/60Hz 347 VAC 50/60 Hz UL Class 2 output for safe operation, Class P Areas of Application for the 50W Constant Current LED Driver Indirect/direct Linear Recessed troffer