bulb-china

About Bulb-China (Sellwell Lighting) Your Trusted Partner in Specialized Miniature Lighting Since 2000 At Bulb-China, we don’t just manufacture light bulbs; we provide the critical components that keep industries moving. Based in Changzhou, China—a global hub for lighting excellence—we have dedicated over 20 years to the research, development, and high-precision manufacturing of miniature tungsten filament lamps. Who We Are Originally established as Changzhou Sellwell Lighting, our factory has evolved into a leading specialist in niche lighting solutions. We fill the gap in the market for high-quality, reliable legacy bulbs like the BA9s and E10 series, which are essential for industrial indicators, maritime navigation, and classic equipment maintenance. What We Specialize In We pride ourselves on our diverse and specialized product portfolio, including: Miniature Indicator Lamps: BA9s, E10, T10, and G11 series. Maritime & Navigation Lighting: High-durability bulbs designed for 24V, 110V, and 220V shipboard systems. Custom Industrial Solutions: Specialized voltage (1.5V to 240V) and wattage configurations tailored to OEM specifications. Why Global Professionals Choose Us Factory-Direct Reliability: Unlike trading companies, we own our production lines. This means you get stable quality, competitive wholesale pricing, and direct technical support. Rigorous Quality Control: Every batch undergoes strict testing for filament stability, vibration resistance, and average life span. Our products are designed to meet CE and RoHS standards. OEM & ODM Expertise: We understand that "one size does not fit all." We offer custom base types, glass shapes, and electrical parameters to match your specific engineering requirements. Global Logistics: With decades of export experience, we ensure your bulk orders are packaged securely and shipped efficiently to any corner of the globe. Our Commitment Our mission is simple: To ensure that specialized, legacy lighting remains accessible and high-performing. Whether you are a large-scale distributor or a maintenance lead for a shipping fleet, Bulb-China is committed to being the most reliable link in your supply chain.