{"product_id":"osram-optotronic-oti40w-120-277v-40w-dimmable-led-driver-constant-current-dim-1","title":"OSRAM Optotronic OTi40W 120-277V 40W Dimmable LED Driver – Constant Current DIM-1","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eDiscover the OSRAM OPTOTRONIC OTi40W\/120-277V, a compact, programmable LED driver designed to power modest-to-midrange loads with reliable constant current. With 0–10 V dimming, universal input, and a programmable feature set, this driver helps you tailor performance to your LED array while maintaining smooth operation and energy efficiency.\u003c\/p\u003e\n\u003ch3\u003eKey capabilities at a glance\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eUniversal input voltage: 120–277 VAC, 50\/60 Hz for flexible wiring and installation.\u003c\/li\u003e\n  \u003cli\u003eOutput: up to 40 W, 8–55 V DC, 400–1400 mA (1 mA steps), defaulting to 700 mA.\u003c\/li\u003e\n  \u003cli\u003eUL Class 2 output for safe operation and compatibility with many luminaire designs.\u003c\/li\u003e\n  \u003cli\u003e0–10 V dimming with isolated dimming wires, enabling precise lumen control.\u003c\/li\u003e\n  \u003cli\u003eProgrammable with 1 mA resolution to closely match LED loads and optimize performance.\u003c\/li\u003e\n  \u003cli\u003eDim-to-off, soft start, and LED thermal protection to help maintain consistent lighting and longevity.\u003c\/li\u003e\n  \u003cli\u003eAuxiliary output options (Vaux: 12\/20\/24 V) and end-of-life indication for simpler system management.\u003c\/li\u003e\n  \u003cli\u003eDry and Damp environment rating supports a variety of installation contexts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProgrammable features and what they mean for you\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 mA resolution allows fine-tuning of the drive current to better match your LED load.\u003c\/li\u003e\n  \u003cli\u003eEnd-of-life indicator helps you plan maintenance without guessing when to service a luminaire.\u003c\/li\u003e\n  \u003cli\u003eSoft start minimizes inrush, while thermal protection guards against overheating for steady operation.\u003c\/li\u003e\n  \u003cli\u003eDim-to-off provides flexible lighting scenes when paired with compatible 0–10 V dimmers.\u003c\/li\u003e\n  \u003cli\u003eVaux (12\/20\/24 V) options support auxiliary power needs in complex fixtures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eReliability, safety, and installation\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eUL Class 2 output ensures safe interaction with standard luminaire wiring schemes.\u003c\/li\u003e\n  \u003cli\u003eNTC-based thermal protection (UL-listed) adds an extra layer of reliability in varying ambient conditions.\u003c\/li\u003e\n  \u003cli\u003eWide output range and programmable settings make it suitable for diverse LED configurations.\u003c\/li\u003e\n  \u003cli\u003ePackaging supports mounting feet (F-style) or PEM studs (J-style) for ease of installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere you’ll use it\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDownlights and in-grade fixtures for ceiling-centered illumination.\u003c\/li\u003e\n  \u003cli\u003eRecessed troffers and wall-washing applications that require even, controllable brightness.\u003c\/li\u003e\n  \u003cli\u003eDry and damp environments, enabling use in a variety of indoor spaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhether retrofitting existing fixtures or designing new luminaires, the OTi40W DIM-1 offers flexible control, stable current, and the ability to tune performance to your LED load. While results can vary with different LED arrays and dimmers, the programmable features provide a pathway to optimized lighting behavior and consistent output across operating conditions.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What input voltage range does the OSRAM Optotronic OTi40W support?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It accepts 120–277 VAC at 50\/60 Hz, with a 40 W constant-current output.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Which fixtures is the OTi40W driver suitable for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Ideal for downlights, recessed troffers, in-grade fixtures, and wall washing.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"OSRAM","offers":[{"title":"Default Title","offer_id":53093687099503,"sku":"B08JVMDDH5","price":38.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/0598\/3087\/files\/osram-oti40w-compact-led-driver.jpg?v=1778776980","url":"https:\/\/taskholt.com\/products\/osram-optotronic-oti40w-120-277v-40w-dimmable-led-driver-constant-current-dim-1","provider":"TaskHolt","version":"1.0","type":"link"}