eldoLED OPTOTRONIC® OT 50W Current Select LED Driver

The eldoLED OPTOTRONIC OT 50W Current Select LED Driver offers a reliable, field-configurable solution for LED lighting, with selectable output current levels (1200mA, 1300mA, 1400mA), compact linear housing, and 0–10V dimming support. Ideal for commercial and architectural applications where versatility and simplicity are key.

Key Features

• Selectable output currents: 1200 / 1300 / 1400mA
• Output voltage range: 20–36VDC
• Maximum output power: 50W
• 0–10V dimming input with 10–100% range
• Class 2, constant current driver design
• Short-circuit, over-voltage, and overload protection
• Low standby power <0.35W @ 277V
• Field-selectable current via output jumpers (CS+)
• Compact linear form: 11.02" L × 1.15" W × 1.0" H
• Remote mounting distance up to 8 feet

Electrical Specifications

• Input Voltage: 120–277VAC ±10%
• Frequency: 50–60Hz
• Power Factor: >0.9 at full load
• Efficiency: ≥88% @ 120V, ≥89% @ 277V
• THD: <20% at full load
• Input Current: 0.50A @ 120V, 0.22A @ 277V
• Inrush Current: 7.4A @ 120μs (120V), 21.2A @ 150μs (277V)
• Output Ripple: <30% at full load
• LED Power-Up Time: <1 sec
• Line Regulation: <10%
• Load Regulation: <5%

Dimming & Control

• Dimming Type: Analog 0–10V (isolated)
• Dimming Range: 10% – 100%
• Source Current: 2mA max
• Dimming Input Isolation: 2.5kV

Environmental & Compliance

• Operating Temperature: -20°C to +50°C
• Max Case Temp (Tc): 75°C (50,000 hours)
• Storage Temp: 70°C
• Humidity: Max 85%, non-condensing
• Surge Protection: ANSI C62.41 Cat. A, 2.5kV
• EFT: IEC 61000-4-4 (1kV)
• Sound Rating: Class A
• UL File: E320395
• EMI Compliance: FCC Part 15 Class A
• Warranty: 5-Year Limited Warranty