{"product_id":"11w-t4-round-annular-fluorescent-ring-lamp-tube-4-pin","title":"11W T4 Round Annular Fluorescent Ring Lamp Tube – 4 Pin","description":"\n\u003ch2\u003e11W T4 Round Annular Fluorescent Ring Lamp Tube\u003c\/h2\u003e\n\u003cp\u003eIlluminate your space with the efficient and compact \u003cstrong\u003e11W T4 Round Annular Fluorescent Ring Lamp Tube\u003c\/strong\u003e. Designed for a wide range of fixtures including vanity mirrors, desk lamps, ceiling lights, and decorative fittings, this circular fluorescent bulb delivers consistent, soft, and even light output — perfect for home, office, or studio use.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 11W energy-efficient fluorescent output\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTube Type:\u003c\/strong\u003e T4 Round Annular (circular\/ring shape)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e 4-pin base for secure, stable fitting\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e 360° ring design for uniform, shadow-free illumination\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Compatible with standard T4 annular lamp fixtures\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdeal for:\u003c\/strong\u003e Vanity mirrors, bathroom lighting, desk lamps, ceiling fixtures, and display lighting\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose This Ring Lamp Tube?\u003c\/h3\u003e\n\u003cp\u003eThe circular form factor of this T4 fluorescent ring tube produces a wide, even spread of light with minimal glare — making it ideal for task lighting, makeup stations, and reading areas. Its 11W rating means you get a bright, practical light source while keeping energy use low. The 4-pin base ensures a firm connection and long-lasting performance in compatible fixtures.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eWattage: 11W\u003c\/li\u003e\n  \u003cli\u003eTube Type: T4\u003c\/li\u003e\n  \u003cli\u003eShape: Round Annular (Ring)\u003c\/li\u003e\n  \u003cli\u003eBase Type: 4-Pin\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor more information on energy-efficient lighting options and standards, visit the U.S. Department of Energy – Lighting Choices.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What fixtures is the 11W T4 Round Annular Fluorescent Ring Lamp Tube compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This T4 annular fluorescent ring tube is compatible with any standard T4 circular lamp fixture that accepts a 4-pin base. Common applications include vanity mirrors, bathroom light fixtures, desk lamps, and decorative ceiling fittings.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How does a ring-shaped fluorescent tube benefit everyday lighting?\u003c\/h4\u003e\n\u003cp\u003eA: The round annular (ring) design distributes light evenly in all directions, reducing harsh shadows and glare. This makes it especially useful for task lighting, makeup and grooming stations, reading lamps, and anywhere consistent, broad illumination is needed.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the 11W T4 Fluorescent Ring Lamp energy efficient?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — at just 11 watts, this fluorescent ring tube delivers a bright, practical light output while consuming significantly less energy than comparable incandescent bulbs, making it a cost-effective and environmentally conscious lighting choice.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What does the \"4-pin\" base mean for installation?\u003c\/h4\u003e\n\u003cp\u003eA: A 4-pin base means the lamp connects to its fixture via four electrical pins, providing a secure and stable fit. Always ensure your fixture is rated for a 4-pin T4 annular fluorescent tube before installing.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What fixtures is the 11W T4 Round Annular Fluorescent Ring Lamp Tube compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This T4 annular fluorescent ring tube is compatible with any standard T4 circular lamp fixture that accepts a 4-pin base. Common applications include vanity mirrors, bathroom light fixtures, desk lamps, and decorative ceiling fittings.\"}}, {\"@type\": \"Question\", \"name\": \"How does a ring-shaped fluorescent tube benefit everyday lighting?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The round annular (ring) design distributes light evenly in all directions, reducing harsh shadows and glare. 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