YUNVI 18WL29V LED Power Supply – UL-Certified Class 2 Transformer, IP44

Meet the YUNVI 18WL29V LED Power Supply

Designed as a dependable replacement transformer for low-voltage LED strings, this compact unit blends robust safety features with steady performance. It converts standard 100-240V input into a stable 29V output at up to 18W, making it suitable for a wide range of decorative lighting setups both indoors and outdoors.

In real-life use, you may notice consistent brightness along longer runs, reduced flicker, and safer outdoor operation in varied weather. While results can vary with your specific LED string and connector, many users appreciate the smooth, continuous power this Class 2 supply provides, especially when paired with compatible light strings and outdoor decor.

Core specifications

• Input: 100-240V AC, 50/60 Hz, up to 0.7A
• Output: 29V DC, 18W, up to 0.62A
• Class 2 design for safe power delivery to most 29V LED strings
• UL1310 certified with built-in protections
• IP44 rated for outdoor use and damp environments
• Broad compatibility with line lights, curtain lights, lawn lights, and decor

Safety and durability

The internal safeguards guard against over-voltage, short circuits, and overheating, helping to protect decorations. The IP44-rated casing provides additional resilience when used outdoors or in humid spaces.

What to check before buying

• Plug compatibility: ensure the female/male connector matches your existing setup
• LED string requirements: confirm 29V and within 18W power draw for best results

Usage ideas

Use this power supply to keep tree lights, decorative strings, or table displays powered reliably. Its global 100-240V input makes it suitable for many regions, and the weatherproof design supports year-round use in suitable environments.