eldoLED *2743VY Osram 57347 OPTOTRONIC 25W Constant Current 0-10V Dimmable LED Driver, Programmable Compact OTi25W/120-277/1A2 DIM1 (Osram 57347)

Description

eldoLED *2743VY Osram 57347 OPTOTRONIC 25W Constant Current 0-10V Dimmable LED Driver, Programmable Compact OTi25W/120-277/1A2 DIM1

The eldoLED *2743VY Osram 57347 OPTOTRONIC OTi25W/120-277/1A2 DIM1 is a compact, high-performance constant current LED driver designed for architectural-grade lighting applications. Part of the renowned OPTOTRONIC family by Osram, this 25W programmable driver offers unmatched flexibility, energy efficiency, and advanced dimming control to meet the demands of modern lighting design.

Engineered with a universal input voltage range of 120-277VAC, this driver features field-programmable output currents and true 0-10V dimming down to 1%, allowing lighting designers to fine-tune light levels with exceptional precision. This capability ensures smooth, flicker-free dimming and consistent performance across an entire lighting installation—critical for architectural, retail, hospitality, and high-end commercial applications.

The DIM-to-OFF functionality enables seamless transitions from low light levels to complete off states, creating a more natural lighting experience. Additionally, the driver includes an AUX power output option to support fixture-integrated sensors and controls, making it ideal for intelligent lighting systems. Its synchronized ON/OFF timing and dimming control ensure uniform performance across multiple fixtures, helping meet both aesthetic and energy code requirements.

Compact, programmable, and UL Class 2 rated, the *2743VY driver brings Osram’s trusted reliability and eldoLED’s precision engineering together in one efficient solution—perfect for OEMs and spec-grade lighting projects demanding top-tier performance.

Product Features

• Programmable Features:
  • Output current
  • Dimming level
  • Dim-to-off
  • Soft Start
  • LED thermal protection
  • Vaux (12/20/24V)
  • Constant lumen output
  • End-of-life indicator
• Input Voltage: 120V-277V (+/- 10%)
• Frequency Range: 50-60 Hz (+/- 5%) Lighting Accessories
• Max. Output Power (W): 25W
• Dimming Control: 0-10V (Isolated)
• Dimming Range: 1-100%
• Output Voltage (VDC): 8-55VDC
• Output Current (mA): 150-1250mA (1mA step) – 500mA default
• Product Dimensions (L x W x H):  5.0″ x 2.4″ x 1.2″
• Product Weight: 7.9oz
• UL Environmental Rating: Dry and Damp

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

Areas of Application

• Architectural
• Downlights
• In-grade fixtures
• Recessed troffer
• Wall washing

Downloadable Documentation:

• Datasheet
• Spec Sheet
• Technical Guide

About SIRS-E

SKU# *2743VY (57347)