{"id":9272,"date":"2026-10-01T11:39:45","date_gmt":"2026-10-01T09:39:45","guid":{"rendered":"https:\/\/bf-engineering.com\/?post_type=produkt&#038;p=9272"},"modified":"2026-10-01T13:11:50","modified_gmt":"2026-10-01T11:11:50","slug":"bf-hqi-sol500-hqi-bulb","status":"publish","type":"produkt","link":"https:\/\/bf-engineering.com\/en\/product\/bf-hqi-sol500-hqi-bulb\/","title":{"rendered":"BF HQI SOL500 \u2013 HQI Bulb"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"author":7,"featured_media":9284,"menu_order":21,"template":"","meta":{"_acf_changed":false,"footnotes":""},"anwendung-kat":[],"produkt-kat":[138],"class_list":["post-9272","produkt","type-produkt","status-publish","has-post-thumbnail","hentry","produkt-kat-bulbs","no-featured-image-padding"],"acf":{"cpt-modules":{"":null,"description":"<strong>Daylight-like light source for professional irradiation and testing systems<\/strong>\r\n\r\nThe BF HQI SOL500 is an HQI bulb for use in compatible solar simulation and irradiation systems. With a luminous flux of 35,000 lm, a colour temperature of 5,500 K and a colour rendering index Ra of 91, it combines high light output with daylight-like colour characteristics.\r\n\r\nIts double-ended design, with an overall length of 206 mm and a diameter of 33 mm, allows integration into suitably designed luminaires. The bulb is intended for horizontal operation and has a specified useful life of 1,200 hours.\r\n\r\n<strong>Highlights<\/strong>\r\n<ul>\r\n \t<li>Luminous flux of 35,000 lm<\/li>\r\n \t<li>Daylight-like light colour at 5,500 K<\/li>\r\n \t<li>High colour rendering: Ra 91<\/li>\r\n \t<li>Luminous efficacy according to the datasheet: 83 lm\/W<\/li>\r\n \t<li>Compact, double-ended design<\/li>\r\n \t<li>Overall length of 206 mm and diameter of 33 mm<\/li>\r\n \t<li>Horizontal operating position<\/li>\r\n \t<li>Useful life of 1,200 hours<\/li>\r\n \t<li>Spectral distribution with an H2 filter documented in the datasheet<\/li>\r\n<\/ul>","button":null,"text":{"title":"","description":"","button":null},"gallery":"","references":"","tabs":[{"title":"Overview","description":"<strong>Daylight-like HQI Bulb<\/strong>\r\n\r\nThe BF HQI SOL500 provides a high-output light source for technical applications requiring daylight-like colour characteristics and high colour rendering.\r\n\r\nThe colour temperature of 5,500 K describes the light colour. For use in a solar simulation system, the spectral distribution is also essential. This depends on the interaction between the bulb, filters and optical components of the complete system.\r\n\r\nThe BF HQI SOL500 can be used as a light source in suitably designed systems and as a replacement bulb in compatible installations.","button":null,"image":"","tables":null},{"title":"Technical Data","description":"<strong>Electrical Data<\/strong>\r\n<ul>\r\n \t<li>Part number: 000175-R<\/li>\r\n \t<li>Rated current: 3.9 A<\/li>\r\n \t<li>Ballast rated current: 4.45 A<\/li>\r\n \t<li>Mains voltage: 230 V<\/li>\r\n \t<li>Ignition voltage: 4\u20135 kVs, as specified in the datasheet<\/li>\r\n \t<li>Instant hot restrike: 35 kV with a suitably designed ignition system<\/li>\r\n<\/ul>\r\n<strong>Lighting Data<\/strong>\r\n<ul>\r\n \t<li>Luminous flux: 35,000 lm<\/li>\r\n \t<li>Rated luminous flux: 35,000 lm<\/li>\r\n \t<li>Luminous efficacy: 83 lm\/W<\/li>\r\n \t<li>Light colour: Daylight<\/li>\r\n \t<li>Colour temperature: 5,500 K<\/li>\r\n \t<li>Colour coordinate X: 0.333<\/li>\r\n \t<li>Colour coordinate Y: 0.336<\/li>\r\n \t<li>Colour rendering index Ra: 91<\/li>\r\n<\/ul>\r\n<strong>General Data<\/strong>\r\n<ul>\r\n \t<li>Operating position: Horizontal<\/li>\r\n \t<li>Diameter: 33 mm<\/li>\r\n \t<li>Overall length: 206 mm<\/li>\r\n \t<li>Useful life: 1,200 h<\/li>\r\n \t<li>Energy efficiency class according to the datasheet: G<\/li>\r\n<\/ul>","button":null,"image":"","tables":null},{"title":"Applications","description":"<strong>Light Source for Technical Irradiation Systems<\/strong>\r\n\r\nThe BF HQI SOL500 can be considered for applications requiring an intense, daylight-like light source. Depending on the system design, these include:\r\n<ul>\r\n \t<li>Solar simulation systems<\/li>\r\n \t<li>Irradiation and material testing systems<\/li>\r\n \t<li>Laboratory and research setups<\/li>\r\n \t<li>Technical lighting applications<\/li>\r\n \t<li>Replacement requirements in compatible existing installations<\/li>\r\n<\/ul>\r\nSuitability for a specific testing task depends on the required spectral distribution, irradiance and uniformity at the test specimen.","button":null,"image":"","tables":null},{"title":"Spectrum","description":"<strong>Documented Spectral Distribution with an H2 Filter<\/strong>\r\n\r\nThe datasheet includes a spectral graph of the SOL500 with an H2 filter. It shows relative intensity against wavelength, with characteristic emission peaks within the displayed range.\r\n\r\nThe curve represents the combination of the bulb and the H2 filter. It should therefore be used when assessing a corresponding system configuration.\r\n\r\nRelevant design factors include:\r\n<ul>\r\n \t<li>Spectral requirements of the application<\/li>\r\n \t<li>Selection of suitable filters and optics<\/li>\r\n \t<li>Irradiance at the test specimen<\/li>\r\n \t<li>Distance and arrangement of the luminaires<\/li>\r\n<\/ul>","button":null,"image":"","tables":null},{"title":"Integration","description":"<strong>Integration into New and Existing Systems<\/strong>\r\n\r\nTo operate the BF HQI SOL500, the bulb holder, ballast and ignitor must be matched to the bulb. Its horizontal operating position, electrical specifications and dimensions form the basis for system integration.\r\n\r\nWhen replacing a bulb in an existing installation, the following aspects should be checked:\r\n<ul>\r\n \t<li>Mechanical fit and electrical contacts<\/li>\r\n \t<li>Compatibility of the ballast and ignitor<\/li>\r\n \t<li>Required ignition voltage<\/li>\r\n \t<li>Cooling and thermal operating conditions<\/li>\r\n \t<li>Compatibility with the reflector and filter system<\/li>\r\n<\/ul>","button":null,"image":"","tables":null},{"title":"BF Engineering","description":"<strong>Bulbs and System Technology from a Single Source<\/strong>\r\n\r\nBF Engineering supports the selection of suitable bulbs for professional solar simulation and irradiation systems.\r\n\r\nFor the BF HQI SOL500, we consider both the requirements of the light source and its integration into the complete system. This includes the electrical supply, ignition technology, optical design and required irradiation characteristics.\r\n\r\nContact us to discuss your application or replacement requirements for your existing installation.","button":null,"image":"","tables":null}]},"variants":{"toggle":false,"names":null},"shop-link":"","is_produkt":true,"contact-person_selection":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>BF HQI SOL500 \u2013 HQI Bulb | BF Engineering<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/bf-engineering.com\/en\/product\/bf-hqi-sol500-hqi-bulb\/\" \/>\n<script type=\"application\/ld+json\" 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