---
product_id: 367834196
title: "Osram 57431 Optotronic 20W 120/277V AC 50/60Hz Constant Current Dimmable LED Driver OTi 20/120-277/700 DIM-1 L G2"
brand: "osram"
price: "236 zł"
currency: PLN
in_stock: true
category: "Osram"
url: https://www.desertcart.pl/products/367834196-osram-57431-optotronic-20w-120-277v-ac-50-60hz-constant
store_origin: PL
region: Poland
---

# 20W max output power Programmable current 150-700mA in 1mA steps 0-10V dimmable, 1-100% range Osram 57431 Optotronic 20W 120/277V AC 50/60Hz Constant Current Dimmable LED Driver OTi 20/120-277/700 DIM-1 L G2

**Brand:** osram
**Price:** 236 zł
**Availability:** ✅ In Stock

## Summary

> 💡 Power your space with precision — dim smarter, last longer!

## Quick Answers

- **What is this?** Osram 57431 Optotronic 20W 120/277V AC 50/60Hz Constant Current Dimmable LED Driver OTi 20/120-277/700 DIM-1 L G2 by osram
- **How much does it cost?** 236 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/367834196-osram-57431-optotronic-20w-120-277v-ac-50-60hz-constant)

## Best For

- osram enthusiasts

## Why This Product

- Trusted osram brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Seamless 0-10V Dimming:** Experience smooth dimming from 1% to 100%, including dim-to-off capability for ultimate ambiance control.
- • **Slim, Lightweight Design:** Compact 11" x 1.14" x 1" form factor fits discreetly in any fixture, weighing just 8.3oz.
- • **Precision Programmable Current:** Tailor output from 150 to 700mA with 1mA accuracy for perfect LED matching.
- • **Universal Voltage Compatibility:** Works flawlessly across 120-277VAC at 50/60Hz, ensuring versatile installation options.
- • **Built-in Thermal & End-of-Life Protection:** Smart safeguards extend LED lifespan and alert you before replacement is needed.

## Overview

The Osram 57431 Optotronic is a 20W constant current LED driver featuring programmable output current (150-700mA), universal 120-277VAC input, and advanced 0-10V dimming down to 1%. Designed for professional-grade lighting control, it includes thermal protection, end-of-life indicators, and a slim profile for versatile installation in dry or damp environments.

## Description

OPTOTRONIC Linear Programmable LED DriversOSRAM 57431 OPTOTRONIC OTi20/120-277/700 DIM-1 L G2 20W Constant Current, 0-10V Dimmable LED DriverProduct FeaturesProgrammable Features: Output currentDimming levelDim-to-offSoft StartLED thermal protectionAuxiliary output voltageConstant lumen outputEnd-of-life indicatorInput Voltage: 120-277V (+/- 10%)Frequency Range: 50-60 Hz (+/- 10%)Max. Output Power (W): 20WDimming Control: 0-10V (Isolated)Dimming Range: 1-100%Output Voltage (VDC): 10-55VDCOutput Current (mA): 150-700mA (1mA step), Default 350mAProduct Dimensions (L x W x H): 11.00" x 1.14" x 1.00"Product Weight: 8.3oz Quantity: 1 UL Environmental Rating: Dry & DampProduct Family FeaturesOEM Programmable with 1mA resolution to perfectly match LED load and maximize performanceIntegrated OEM programmable features include:Constant lumen maintenanceEnd of life indicationLED thermal protectionProgramming doesn't require powering up or connecting the power supply to AC line voltageSpecification grade dimming down to 1% or 10% on 0-10V dimmersAvailable optional auxiliary output to power 12 V, 20 V, and 24 V low power applicationsSlim form factorsInput voltage:Universal 120-277 VAC 50/60Hz347 VAC 50/60 HzUL Class 2 output for safe operation, Class PAreas of ApplicationIndirect/directLinearRecessed troffer

## Features

- OPTOTRONIC Linear Programmable LED Driver
- Constant Current, 0-10V Dimmable LED Driver
- Input Voltage: 120-277VAC 50/60 Hz
- Pout: 20W, Vout: 10-55VDC, Iout: 150-700mA
- UL Class 2 output for safe operation

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09JBDNCWF |
| Best Sellers Rank | #813,571 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #1,252 in Lighting Low Voltage Transformers |
| Date First Available | October 12, 2021 |
| Item Weight | 8.3 ounces |
| Item model number | 57431 |
| Manufacturer | OSRAM |
| Product Dimensions | 11 x 1.14 x 1 inches |

## Product Details

- **Brand:** OSRAM
- **Current Rating:** 700 Milliamps
- **Item Weight:** 8.3 Ounces
- **Power Source:** Corded Electric
- **Specification Met:** UL

## Images

![Osram 57431 Optotronic 20W 120/277V AC 50/60Hz Constant Current Dimmable LED Driver OTi 20/120-277/700 DIM-1 L G2 - Image 1](https://m.media-amazon.com/images/I/31MbtD4ERmL.jpg)
![Osram 57431 Optotronic 20W 120/277V AC 50/60Hz Constant Current Dimmable LED Driver OTi 20/120-277/700 DIM-1 L G2 - Image 2](https://m.media-amazon.com/images/I/31SPFjV+UqL.jpg)
![Osram 57431 Optotronic 20W 120/277V AC 50/60Hz Constant Current Dimmable LED Driver OTi 20/120-277/700 DIM-1 L G2 - Image 3](https://m.media-amazon.com/images/I/31b9d5Y0VTL.jpg)
![Osram 57431 Optotronic 20W 120/277V AC 50/60Hz Constant Current Dimmable LED Driver OTi 20/120-277/700 DIM-1 L G2 - Image 4](https://m.media-amazon.com/images/I/4142YFklk6L.jpg)
![Osram 57431 Optotronic 20W 120/277V AC 50/60Hz Constant Current Dimmable LED Driver OTi 20/120-277/700 DIM-1 L G2 - Image 5](https://m.media-amazon.com/images/I/41E0wutHXPL.jpg)

## Frequently Bought Together

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-01-22*