--- product_id: 148602252 title: "Technical Precision 12W Circline Replacement for Daylight Un0004 Light Bulb T4 Circular 12W G10Q Fluorescent Bulb - Daylight - 1 Pack" brand: "technical precision" price: "£27.30" currency: GBP in_stock: true reviews_count: 9 category: "Technical Precision" url: https://www.desertcart.co.uk/products/148602252-technical-precision-12w-circline-replacement-for-daylight-un0004-light-bulb store_origin: GB region: United Kingdom --- # 12W power-efficient brilliance Daylight 6400K crisp clarity Instant On, zero wait time Technical Precision 12W Circline Replacement for Daylight Un0004 Light Bulb T4 Circular 12W G10Q Fluorescent Bulb - Daylight - 1 Pack **Brand:** technical precision **Price:** £27.30 **Availability:** ✅ In Stock ## Summary > 💡 Illuminate your workspace with precision and power—don’t settle for less! ## Quick Answers - **What is this?** Technical Precision 12W Circline Replacement for Daylight Un0004 Light Bulb T4 Circular 12W G10Q Fluorescent Bulb - Daylight - 1 Pack by technical precision - **How much does it cost?** £27.30 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/148602252-technical-precision-12w-circline-replacement-for-daylight-un0004-light-bulb) ## Best For - technical precision enthusiasts ## Why This Product - Trusted technical precision brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Durable glass construction backed by a 1-year manufacturer warranty for peace of mind - • **Power Meets Precision:** 12W energy-smart fluorescent lighting that outshines traditional 80W bulbs - • **Seamless Compatibility:** Perfect drop-in replacement for DAYLIGHT UN0004 with a T4 circular G10Q base - • **True Daylight Experience:** 6400K color temperature with an 80 CRI for vibrant, natural light that enhances productivity - • **Brighten Your Space Instantly:** Enjoy flicker-free, instant-on illumination—no warm-up, no delay ## Overview The Technical Precision 12W Circline Replacement bulb delivers efficient, instant-on daylight illumination with a crisp 6400K color temperature and 80 CRI. Designed as a direct replacement for the DAYLIGHT UN0004, this T4 circular fluorescent bulb offers energy savings equivalent to an 80W incandescent, ensuring bright, natural light ideal for professional and home environments. Its durable glass build and 1-year warranty make it a reliable upgrade for your lighting needs. ## Description Technical Precision 12W Circline Replacement for Daylight Un0004 Light Bulb T4 Circular 12W G10Q Fluorescent Bulb - Daylight - 1 Pack - desertcart.com Review: It works - it works Review: Perfect - I looked for this light bulb everywhere and couldn't find one until I looked here ,perfect fit and nice and bright, thank you ## Features - Replacement For DAYLIGHT UN0004 - Unit per sale:1 ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B06ZY64QBW | | Accepted Voltage Frequency | 100 to 120 Volts and 60 Hertz | | Additional Features | High Efficiency, Instant On | | Best Sellers Rank | #327,468 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #311 in Compact Fluorescent Bulbs | | Brand Name | Technical Precision | | Bulb Base | Prong | | Bulb Shape Size | T4 | | Color Rendering Index | 80 | | Color Temperature | 6400 Kelvin | | Connectivity Technology | Normal bulb | | Control Method | App | | Controller Type | Push Button | | Customer Reviews | 4.0 4.0 out of 5 stars (114) | | Incandescent Equivalent Wattage | 80 Watts | | Included Components | Replacement Part | | Item Dimensions W x H | 4.75"W x 4.75"H | | Light Color | multiple | | Light Source Type | Flourescent tube | | Light Source Wattage | 12 Watts | | Light Type | Fluorescent | | Manufacturer | Technical Precision | | Manufacturer Warranty Description | 1 year manufacturer. | | Material Type | Glass | | Model Name | UN0004 | | Model Number | UN0004 | | Number of Items | 1 | | Package Quantity | 1 | | Power Consumption | 12 Watts | | Power Source | ac | | Shape | t4 | | Specific Uses For Product | Air Conditioner, Furnace | | Unit Count | 1.0 Count | | Wattage | 12 watts | ## Product Details - **Brand:** Technical Precision - **Bulb Shape Size:** T4 - **Light Type:** Fluorescent - **Special Feature:** High Efficiency, Instant On - **Wattage:** 12 watts ## Images ![Technical Precision 12W Circline Replacement for Daylight Un0004 Light Bulb T4 Circular 12W G10Q Fluorescent Bulb - Daylight - 1 Pack - Image 1](https://m.media-amazon.com/images/I/31gP1iqS4nL.jpg) ![Technical Precision 12W Circline Replacement for Daylight Un0004 Light Bulb T4 Circular 12W G10Q Fluorescent Bulb - Daylight - 1 Pack - Image 2](https://m.media-amazon.com/images/I/518NfL2RadL.jpg) ![Technical Precision 12W Circline Replacement for Daylight Un0004 Light Bulb T4 Circular 12W G10Q Fluorescent Bulb - Daylight - 1 Pack - Image 3](https://m.media-amazon.com/images/I/31WWpOlN2ML.jpg) ![Technical Precision 12W Circline Replacement for Daylight Un0004 Light Bulb T4 Circular 12W G10Q Fluorescent Bulb - Daylight - 1 Pack - Image 4](https://m.media-amazon.com/images/I/61N8cCf1IML.jpg) ![Technical Precision 12W Circline Replacement for Daylight Un0004 Light Bulb T4 Circular 12W G10Q Fluorescent Bulb - Daylight - 1 Pack - Image 5](https://m.media-amazon.com/images/I/51kTaZh4wDL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ It works *by M***N on June 23, 2025* it works ### ⭐⭐⭐⭐⭐ Perfect *by D***S on January 23, 2023* I looked for this light bulb everywhere and couldn't find one until I looked here ,perfect fit and nice and bright, thank you ### ⭐ First one blew out instantly! *by R***0 on September 28, 2019* The second seems fine... but I dont trust it. The connector is VERY flimsy/weak. Its not exactly inexpensive for what it is. Order with caution. Someone, probably related to the seller tried to mark this review as offensive. Wow! Lowering to 1 star. Going to report product to Amazon. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.uk/products/148602252-technical-precision-12w-circline-replacement-for-daylight-un0004-light-bulb](https://www.desertcart.co.uk/products/148602252-technical-precision-12w-circline-replacement-for-daylight-un0004-light-bulb) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-06-30*