{"product_id":"hitachi-dt00421-lamp","title":"Hitachi DT00421 Lamp - DT00421","description":"\u003ch2\u003eHitachi DT00421 Lamp - DT00421\u003c\/h2\u003e\n\u003ch5\u003eWhat our Experts Think  \u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-end=\"232\" data-start=\"27\" data-section-id=\"1ytsngj\"\u003e\n\u003cstrong data-end=\"60\" data-start=\"29\"\u003eOEM replacement reliability\u003c\/strong\u003e: The Hitachi DT00571 is a \u003cstrong data-end=\"186\" data-start=\"87\"\u003egenuine projector lamp module designed for select Hitachi installation and education projectors\u003c\/strong\u003e, ensuring correct fit and stable performance.\u003c\/li\u003e\n\u003cli data-end=\"409\" data-start=\"234\" data-section-id=\"1ermuue\"\u003e\n\u003cstrong data-end=\"272\" data-start=\"236\"\u003eHigh-quality UHB lamp technology\u003c\/strong\u003e: Uses a \u003cstrong data-end=\"326\" data-start=\"281\"\u003e150W ultra-high brightness (UHB) arc lamp\u003c\/strong\u003e, delivering strong and consistent projection output for professional environments.\u003c\/li\u003e\n\u003cli data-end=\"580\" data-start=\"411\" data-section-id=\"foa728\"\u003e\n\u003cstrong data-end=\"451\" data-start=\"413\"\u003eDesigned for long operating cycles\u003c\/strong\u003e: Rated for around \u003cstrong data-end=\"512\" data-start=\"470\"\u003e4,000 hours (up to ~4,000 in eco mode)\u003c\/strong\u003e, making it suitable for schools and offices with regular daily use.\u003c\/li\u003e\n\u003cli data-end=\"754\" data-start=\"582\" data-section-id=\"1on5qb0\"\u003e\n\u003cstrong data-end=\"629\" data-start=\"584\"\u003eComplete lamp module for easy replacement\u003c\/strong\u003e: Supplied as a \u003cstrong data-end=\"686\" data-start=\"645\"\u003efully assembled unit (bulb + housing)\u003c\/strong\u003e, enabling fast swap-out and minimizing downtime during maintenance.\u003c\/li\u003e\n\u003cli data-end=\"913\" data-start=\"756\" data-section-id=\"18b8nez\"\u003e\n\u003cstrong data-end=\"801\" data-start=\"758\"\u003eStable brightness and color performance\u003c\/strong\u003e: Engineered for \u003cstrong data-end=\"860\" data-start=\"818\"\u003econsistent luminance and color balance\u003c\/strong\u003e, helping maintain readable, sharp visuals over time.\u003c\/li\u003e\n\u003cli data-end=\"1095\" data-start=\"915\" data-section-id=\"5m0ldr\"\u003e\n\u003cstrong data-end=\"964\" data-start=\"917\"\u003eBroad compatibility with Hitachi AV systems\u003c\/strong\u003e: Commonly used in projectors such as \u003cstrong data-end=\"1034\" data-start=\"1002\"\u003eHitachi CP-X870 and CP-X870D\u003c\/strong\u003e, making it a standard service part for legacy installations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003e                 \u003cbr\u003eQ\u0026amp;A  \u003c\/h5\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv data-is-intersecting=\"true\" data-turn-id-container=\"request-WEB:236fddbe-6f5b-4197-a83c-3d1eb21fcc32-6\" 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px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-3-mini\" dir=\"auto\" data-turn-start-message=\"true\" data-message-id=\"4f89db8c-d2ca-46e5-9f8a-355a3092c990\" data-message-author-role=\"assistant\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp data-end=\"196\" data-start=\"0\"\u003e\u003cstrong data-end=\"49\" data-start=\"0\"\u003eQ: What is the Hitachi DT00571 Lamp used for?\u003c\/strong\u003e\u003cbr data-end=\"52\" data-start=\"49\"\u003eA: The Hitachi DT00571 is a replacement projector lamp module designed to restore brightness and image quality in compatible Hitachi projectors.\u003c\/p\u003e\n\u003cp data-end=\"365\" data-start=\"198\"\u003e\u003cstrong data-end=\"250\" data-start=\"198\"\u003eQ: Which projectors are compatible with DT00571?\u003c\/strong\u003e\u003cbr data-end=\"253\" data-start=\"250\"\u003eA: It is commonly used in Hitachi CP-X870 and CP-X870D projector models. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"555\" data-start=\"367\"\u003e\u003cstrong data-end=\"406\" data-start=\"367\"\u003eQ: What are the key specifications?\u003c\/strong\u003e\u003cbr data-end=\"409\" data-start=\"406\"\u003eA: The lamp uses a 150W UHB bulb with an approximate life of around 4,000 hours (depending on usage mode). \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"709\" data-start=\"557\"\u003e\u003cstrong data-end=\"603\" data-start=\"557\"\u003eQ: Is it a complete lamp or just the bulb?\u003c\/strong\u003e\u003cbr data-end=\"606\" data-start=\"603\"\u003eA: It is typically sold as a full lamp module (bulb with housing), making replacement quick and simple.\u003c\/p\u003e\n\u003cp data-end=\"910\" data-start=\"711\"\u003e\u003cstrong data-end=\"759\" data-start=\"711\"\u003eQ: What is the main benefit of replacing it?\u003c\/strong\u003e\u003cbr data-end=\"762\" data-start=\"759\"\u003eA: Replacing the DT00571 restores full projector brightness, improves color clarity, and eliminates dim or unstable projection caused by lamp aging.\u003c\/p\u003e\n\u003cp data-end=\"1063\" data-start=\"912\"\u003e\u003cstrong data-end=\"946\" data-start=\"912\"\u003eQ: When should it be replaced?\u003c\/strong\u003e\u003cbr data-end=\"949\" data-start=\"946\"\u003eA: When the projector shows a lamp warning, image becomes noticeably dim, or after reaching rated lamp life hours.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch5\u003e                 \u003cbr\u003eMaintenance Tips        \u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-end=\"286\" data-start=\"182\" data-section-id=\"11xldck\"\u003e\n\u003cstrong data-end=\"213\" data-start=\"184\"\u003eComplete cool-down cycle:\u003c\/strong\u003e Always let the projector fan finish before powering off or unplugging.\u003c\/li\u003e\n\u003cli data-end=\"375\" data-start=\"287\" data-section-id=\"1nqq7bx\"\u003e\n\u003cstrong data-end=\"318\" data-start=\"289\"\u003eAvoid frequent switching:\u003c\/strong\u003e Repeated on\/off cycles reduce lamp life and stability.\u003c\/li\u003e\n\u003cli data-end=\"491\" data-start=\"376\" data-section-id=\"yrrxzk\"\u003e\n\u003cstrong data-end=\"401\" data-start=\"378\"\u003eKeep filters clean:\u003c\/strong\u003e Dirty air filters cause overheating and early lamp failure. Clean or replace regularly.\u003c\/li\u003e\n\u003cli data-end=\"599\" data-start=\"492\" data-section-id=\"15r1nt2\"\u003e\n\u003cstrong data-end=\"519\" data-start=\"494\"\u003eProper handling only:\u003c\/strong\u003e Do not touch the lamp glass—use the housing to avoid oil damage and hotspots.\u003c\/li\u003e\n\u003cli data-end=\"693\" data-start=\"600\" data-section-id=\"1qv8d7e\"\u003e\n\u003cstrong data-end=\"627\" data-start=\"602\"\u003eUse surge protection:\u003c\/strong\u003e Protect the lamp from voltage spikes and unstable power supply.\u003c\/li\u003e\n\u003cli data-end=\"807\" data-start=\"694\" data-section-id=\"1mb5ce6\"\u003e\n\u003cstrong data-end=\"728\" data-start=\"696\"\u003eEnsure correct installation:\u003c\/strong\u003e Fully seat the DT01291 lamp module to prevent flickering or ignition issues.\u003c\/li\u003e\n\u003cli data-end=\"904\" data-start=\"808\" data-section-id=\"1ng0ue0\"\u003e\n\u003cstrong data-end=\"845\" data-start=\"810\"\u003eMaintain ventilation clearance:\u003c\/strong\u003e Blocked airflow significantly reduces UHP lamp lifespan.\u003c\/li\u003e\n\u003cli data-end=\"1010\" data-start=\"905\" data-section-id=\"1ki5x8v\"\u003e\n\u003cstrong data-end=\"940\" data-start=\"907\"\u003eReplace at end-of-life signs:\u003c\/strong\u003e Dim output, color shift, or delayed start indicates replacement time.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Hitachi","offers":[{"title":"Default Title","offer_id":45660967665855,"sku":"DT00421","price":426.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/hitachi-dt00421-lamp.jpg?v=1779789016","url":"https:\/\/backyardprovider.com\/products\/hitachi-dt00421-lamp","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}