IMPORTANT MESSAGE: Acuity Brands announced that the OPTOTRONIC LED driver product families were becoming part of the eldoLED brand. To align with the transition, OPTOTRONIC product labels, specification sheets, and datasheets incorporated the eldoLED logo as of November 16, 2021. OPTOTRONIC Programmable Linear Constant Current Dimmable LED DriverseldoLED *2743X3 OPTOTRONIC 50W Constant Current LED Driver, 0-10V Dimmable OTi50/120-277/1A4 DIM-1L G2 50W (Osram 57452)The OPTOTRONIC programmable dimmable family consists of highly efficient, linear, constant current LED drivers. One-click programming through the OPTOTRONIC programmer allows OEMs to configure the output current with 1mA resolution.Product FeaturesType: Constant Current, Class 2Output Power: 50W (Max.)Programming Tool: *274A17 (51645) & *2747CR/*2743V1 (51647/ 51648)Programmable Features: Output currentDimming levelDim-to-off, Soft StartLED thermal protectionAuxiliary output voltageConstant lumen outputEnd-of-life indicatorInput Voltage (VAC): 120-277V (+/- 10%)Frequency Range (Hz): 50-60 Hz (+/- 10%)Output Current: 400-1400mA (1mA Step), 1050mA defaultOutput Voltage (VDC): 10-55VDCDimming Control: 0-10V (Isolated)Dimming Range: 1-100%Dimming Type: AnalogUL Environmental Rating: Dry and DampUL File Number: E320395Product Dimensions (L x W x H): 11.00" x 1.20" x 1.00""Product Weight: 8.7oz Areas of ApplicationIndirect/directLinearRecessed troffe