B12‑H4 LED Headlight Bulb
- B12‑H4 LED projector headlight bulb with external driver, CSP3570 chips, DC 12‑24V wide voltage for cars and trucks.
- High beam 45W, low beam 35W, 5500LM brightness, 6000‑6500K cool white.
- Separate external driver improves heat dissipation and working stability.
- Built‑in projector lens with sharp cutoff line, anti‑glare design to avoid dazzling oncoming traffic.
- IP67 waterproof & dustproof.
- H4 plug‑and‑play, 2 bulbs per set.
Description
B12‑H4 is H4‑specific LED projector headlight bulb equipped with external driver, adopting CSP3570 LED chips. DC 12‑24V wide voltage compatible with passenger cars and trucks.
Power specs: High beam 45W, low beam 35W, 5500‑lumen output, 6000‑6500K pure cool‑white light for excellent night‑time road illumination.
Independent external driver separates power control unit from bulb body, reducing heat accumulation on bulb and enhancing long‑term working stability. Integrated optical projector lens delivers well‑focused light with neat sharp cutoff line, even road illumination and effective glare suppression, preventing disturbance to on‑coming drivers.
IP67 waterproof & dustproof rating performs reliably in rainy, snowy and dusty conditions. Direct plug‑and‑play for original H4 socket with no wiring modification. Each set contains 2 bulbs, ideal replacement upgrade for H4‑base vehicles.
