| Support LED Power Rangement |
Max.40W |
| Emergency Output Power |
3-5W |
| Input Voltage |
AC90-280V,50/60HZ |
| Battery Voltage |
LIR 3.6V/LiFePO4 3.2V |
| Emergency Operation Duration |
>90Minutes With Customized |
| Working Environment |
-10-50ºC |
| PF |
>0.95 |
| Inverter Size |
150*40*30mm |
DF518S model LED emergency power supply is suitable for <40W LED downlight, LED panel lights, three-proof lights, linear lights, flat lights, spotlights, ceiling lights, etc. The emergency duration can be customized. It can be used with a 3.6V lithium battery pack or a 3.2V phosphate iron lithium battery pack. It has international wiring, three-color indicator lights, detection buttons, dual protection board for charging and discharging, ensuring the safety of the lithium battery pack. The circuit should be connected strictly according to the wiring diagram. The cover shall not be opened randomly. Users can regularly check the discharge situation of the inverter, that is, cut off the power supply of the mains electricity, use the battery to discharge for lighting until it automatically terminates.










Shenzhen Dengfeng Power Supply Co., Ltd. specializes in LED emergency power supplies and LED special lighting, integrating R&D, production, sales and service. It produces various LED emergency power supplies, LED emergency lights, multi-functional emergency power supplies, intelligent dimming LED emergency power supplies, integrated emergency power supplies, fluorescent lamp emergency power supplies, and other lighting emergency power supplies, emergency lighting fixtures, and emergency light battery packs. It stands out in the field of emergency lighting. The company has a complete production process and advanced testing equipment. Its products are designed to be novel, elegant, simple, practical, and easy to install. They use imported chips and have many advantages such as high efficiency, long life, energy conservation, and environmental protection. The LED emergency light sources developed and produced by the company have scientific circuit design, dual-use for mains and emergency power, international circuits, automatic switching, and multiple protection functions. The products have passed CE, FCC, LVD, UL, ROHS and other certifications.Modern commercial activities have put forward higher requirements for safety lighting. Dengfeng Power Supply responds to the development needs of the times and the industry, and regards ensuring human safety lighting as its unwavering mission. It is a professional enterprise providing systematic safety lighting solutions. Dengfeng Power Supply emphasizes integrating product functions, appearance design, and quality assurance, and conducts series R&D of products. It serves human life with advanced security lighting products. LED emergency lighting products are mainly used for safety emergency lighting in public places such as underground parking lots, subways, large shopping malls, hotels, and high-end office buildings. The company's LED emergency light series products have won the trust of customers with their excellent performance such as high efficiency, long life, and safety and reliability. The company takes customer satisfaction as its business philosophy, creates a people-oriented, honest and pragmatic corporate culture, and is committed to building a high-quality and high-reputation corporate image. It advocates the concept of green environmental protection, safety and energy conservation, and strives for it unremittingly. Business scope:
1. LED emergency power supplies, lighting emergency power supplies, integrated emergency power supplies, dimmable LED emergency power supplies;
2. LED fluorescent lamp emergency power supplies, LED panel light emergency power supplies, LED ceiling light emergency power supplies, LED downlight emergency power supplies;
3. LED tunnel light emergency power supplies, LED floodlight emergency power supplies, LED industrial and mining light emergency power supplies, LED grille light emergency power supplies;
4. T5, T8 fluorescent lamp emergency power supplies, ceiling light emergency power supplies, tube-in-tube emergency power supplies and other lighting emergency power supply series;
5. Integrated lighting emergency power supplies, multi-functional LED emergency power supplies, intelligent LED emergency power supplies, one-to-two lighting emergency power supplies.
6. Emergency light batteries, emergency converters, electronic inverters, emergency driver power supplies, etc.