
OTI50-120-277-1A4-DIM-1LAUXG2 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $23.71 | Condition is New, eldoLED OTi50/120-277/1A4 DIM-1L AUXG2 50W LED Driver with Aux - 0-10V, 120-277V, FREE SHIPPING | 99.7% |
![]() | $28.00 | Top Pick! Condition is New, eldoLED OTi 50/120-277/1A4 DIM-1 L G2 Dimmable 50W LED Driver, shipping cost = $5.72 | 100.0% |
![]() | $25.00 | Condition is New, eldoLED OPTOTRONIC OTi50/120-277/1A4 DIM-1LAUXG2, 120-277v 50w LED driver, new, shipping cost = $9.35 | 100.0% |
![]() | $37.99 | Condition is New, eldoLED OTi50/120-277/1A4 DIM-1 L G2 Constant Currrent Dimmable LED Driver, FREE SHIPPING | 99.9% |
![]() | $82.87 | Condition is New, Pack of 2 - eldoLED *2743X3 OPTOTRONIC Programmable Linear 50 Watts Constant ..., FREE SHIPPING | 99.9% |
![]() | $239.99 | Condition is New, eldoLED 2743X3 OPTOTRONIC Programmable Linear 50 Watts Constant (10 Pack) , FREE SHIPPING | 99.7% |
![]() | $257.00 | Condition is New, (10 Pack) - eldoLED 2743X3 OPTOTRONIC Programmable Linear 50 Watts Constant, FREE SHIPPING | 100.0% |
![]() | $280.00 | Condition is New, 10 Pack eldoLED 2743X3 OTi50/120-277/1A4 DIM-1 L G2 Same as Osram 57452 120-277V, FREE SHIPPING | 100.0% |
![]() | $299.00 | Condition is New, 2743X7 eldoLED OTi50/120-277/1A4DIM-1 L AUX G2 Optotronic LED Driver BOX OF 10 , FREE SHIPPING | 99.9% |
![]() | $312.30 | Condition is New, 10 Pack - eldoLED 2743X3 OPTOTRONIC Programmable Linear 50 Watts Constant Cur..., FREE SHIPPING | 99.3% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $146.68 | Top Pick! Condition is Open box, (QTY 10) EldoLED OTi50/120-277/1A4DIM-1LG2 50W Constant Current Dimmable Driver, FREE SHIPPING | ![]() |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $39.89 | Top Pick! Condition is Used, eldoLED OTI 50/120-277/1A4 DX L, Dimmable LED Driver (LOT OF 2) Fast Shipping , shipping cost = $10.00 | 99.9% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $24.95 | Condition is New – Open box, eldoLED OTi 50/120-277/1A4 DIM-1 L G2 Dimmable 50W LED Driver, shipping cost = $11.95 | 100.0% |
![]() | $27.00 | Condition is New – Open box, Lot Of 2 eldoLED OTi50/120-277/1A4 DIM-1L AUXG2 50W LED Driver B212, shipping cost = $8.71 | 99.9% |
![]() | $19.99 | Condition is New – Open box, ELDOLED OPTOTRONIC 50W PROGRAMMABLE LED DRIVER OTI50/120-277/1A4 DIM-1LAUXG2 NEW, shipping cost = $22.05 | 100.0% |
![]() | $79.99 | Condition is New – Open box, 10 Pack eldoLED 2743X7 OTi50/120-277/1A4 DIM-1L AUX G2, shipping cost = $8.56 | 99.4% |
![]() | $99.99 | Condition is New – Open box, 6 Pack eldoLED 2743X7 OTi50/120-277/1A4 DIM-1L AUX G2, shipping cost = $8.56 | 99.4% |
![]() | $125.99 | Top Pick! Condition is New – Open box, 6 Pack - eldoLED 2743X3 OPTOTRONIC Programmable Linear 50 Watts Constant Cur..., FREE SHIPPING | 99.4% |
![]() | $230.00 | Condition is New – Open box, LOT OF 10 eldoLED OTi50/120-277/1A4 DIM-1 L G2 OPTOTRONIC 50W LED DRIVER, shipping cost = $13.41 | 100.0% |
![]() | $252.00 | Condition is New – Open box, (QTY 10) eldoLED 2743X3 OTi 50/120-277/1A4 DIM-1 L G2 LED Driver Programmable, FREE SHIPPING | 99.7% |

The Eldoled Optotronic OTI50/120-277/1A4 is a versatile and powerful LED driver designed for use in various commercial and industrial lighting applications. This dimmable constant voltage driver is rated for a voltage input of 120-277V and an output power of 50W.
This LED driver features a compact and robust design, making it an ideal solution for retrofitting existing lighting systems or for use in new installations. The driver is built with high-quality components that ensure reliable and efficient performance, even under heavy usage.
One of the standout features of this LED driver is its compatibility with 1-10V dimming control systems. This allows for fine-tuning of the lighting levels, providing energy savings and creating the perfect ambiance for various settings. The driver also supports leading edge and trailing edge dimming control methods, expanding its versatility.
The OTI50/120-277/1A4 is designed with thermal management in mind. Its efficient heat dissipation design ensures that the driver stays cool under heavy loads, preventing thermal shutdown and ensuring long-term reliability. The driver also features overvoltage, overcurrent, and short-circuit protection, safeguarding against potential electrical hazards.
This LED driver is also CE certified, ensuring compliance with international safety and quality standards. Its universal voltage input makes it suitable for use in a wide range of locations, making it a smart investment for businesses and organizations with multiple lighting installations.
In summary, the Eldoled Optotronic OTI50/120-277/1A4 is a high-performance, versatile, and reliable LED driver that is ideal for commercial and industrial lighting applications. Its compatibility with various dimming control systems, compact design, and robust thermal management make it a smart choice for businesses and organizations looking to upgrade their lighting systems.
The ELDOLED Optotronic OTI50/120-277/1A4 dim-1LauxG2 is a 50W LED driver designed for use with 120-277V AC inputs. This device is suitable for powering various LED lighting applications. Let's explore the pros and cons of buying this LED driver:
Pros:1. Universal Input: The driver accepts a wide input voltage range of 120-277V AC, making it suitable for use in various geographical locations without the need for a voltage converter.
2. Dimming Capability: The driver supports 1-10V dimming, enabling users to adjust the brightness of their LED lights according to their preferences and requirements.
3. High Power Efficiency: LED drivers are known for their energy efficiency, and this particular model is no exception. The OTI50/120-277/1A4 dim-1LauxG2 converts up to 95% of the input power into light output, minimizing energy waste and reducing electricity bills.
4. Compact Design: The driver's compact size and lightweight construction make it easy to install and integrate into different lighting projects.
5. Overload Protection: The driver includes protection against overload and short-circuit conditions, safeguarding the LED lights and the driver itself against potential damage.
Cons:1. Limited Dimming Range: While the driver supports 1-10V dimming, the dimming range might not be sufficient for all applications. In some cases, users may require a wider dimming range for their LED lighting projects.
2. Limited Input Frequency: The driver is suitable for use with a 50/60Hz input frequency, which might not cover all possible applications. Users operating in areas with different frequency requirements should verify compatibility before purchase.
3. No Remote Control: The driver does not come with a remote control, which may be a disadvantage for users who prefer to adjust the brightness levels remotely.
Ending Conclusion:The ELDOLED Optotronic OTI50/120-277/1A4 dim-1LauxG2 is a capable and efficient LED driver with various advantages, such as universal input voltage, dimming capability, high power efficiency, compact design, and overload protection. However, it also has some limitations, including a limited dimming range, input frequency, and the absence of a remote control. When considering purchasing this LED driver, users should weigh the pros and cons based on their specific requirements and preferences.
Recommendation:If the limitations of the ELDOLED Optotronic OTI50/120-277/1A4 dim-1LauxG2 do not significantly impact your project, this LED driver is an excellent choice due to its universal input voltage, dimming capability, and high power efficiency. However, if you require a wider dimming range, a remote control, or compatibility with different input frequencies, it might be worth exploring alternative options. Always ensure that the selected LED driver is suitable for your specific LED lighting project to achieve optimal performance and longevity.
Details:
The Eldoled Optotronic OTI50/120-277/1a4 DIM-1LAUXG2 led driver is a high-quality and efficient for businesses industrial facilities.
specifications faclighting:
- brand: Eldoled Optotronic
- mpn: Oti50/120-277/1a4
- part type: Driver
- country of origin: Mexico
shipping faclighting:
- class: standard
- transit: 4-11 days
- carrier: usps
- type: calculated
- service: usps ground advantage
offer faclighting:
- prices: $19.99–$312.30
- item condition:
- New
- Open box
- Used
- New – Open box
- sold #: 34
- availability: in stock
- in stock #: 5
- options: ship-to-home
- started: november 17, 2025
general faclighting:
- category: Business & Industrial > Maintenance Safety > Facility > Lights Lighting
seller faclighting:
- city: roswell, georgia
- rating: 100.0%
- # reviews: 95
returns faclighting:
- policy: no returns
payments faclighting:
- wallet: paypal
- credit card: mastercard
- other
Grouped With:
- -2743UP-51522-: DRIVER, Eldoled
- 79377-Z: DRIVER, Eldoled
- 566-L: DRIVER, Eldo Led
- 57511: DRIVER, Eldoled
- OTI50-120-277-1A4-DIM-1L-G2: , Eldoled
- 888791525649: LIGHTING SENSOR SWITCH DRIVER CONTROL, Lithonia Lighting
- 274A1J: DRIVER, Osram
- 1061-S: , Eldoled
- SL22S-M1Z0A1: INDOOR DRIVER, Eldoled
- 888791319347: DRIVER CONTROL, Nlight
- LIN211D1-LN: DRIVER, Eldoled




















