{"product_id":"lexmark-521-52d1000-toner-cartridge","title":"Lexmark 521 Black Toner Cartridge (52D1000) – Compatible | Castle Ink","description":"\u003cp\u003e\u003cstrong\u003eCompatible Lexmark 521 black toner cartridge (52D1000). Prints about 6,000 pages.\u003c\/strong\u003e The standard-yield cartridge for the Lexmark MS710dn, MS711dn, MS810dn, MS811dn, MS812dn and MS812de and the rest of the MS710\/MS810 series.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplaces:\u003c\/strong\u003e Lexmark 521 (52D1000)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePage yield:\u003c\/strong\u003e about 6,000 pages\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCost per page:\u003c\/strong\u003e about 2.2¢ (based on 6,000 pages)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Compatible (new, non-OEM)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Lexmark MS710, MS711, MS810, MS811 and MS812 series (full list below)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGuarantee:\u003c\/strong\u003e 1-year 100% satisfaction guarantee\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping:\u003c\/strong\u003e Ships the same business day when ordered by 4 PM ET (Mon–Fri); free shipping on orders over $50\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003e1 × compatible Lexmark 521 black toner cartridge (52D1000) — approx. 6,000 pages\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003ePage yields are estimates based on ISO\/IEC test standards at about 5% page coverage. Your results will vary with what you print.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003ePart Numbers \u0026amp; Also Known As\u003c\/h3\u003e\n\u003cp\u003eThis toner is also searched for as, or replaces: 52D1000, Lexmark 521, 521 toner, Lexmark 52D1000, MS810 toner, MS710 toner\u003c\/p\u003e\n\u003ch3\u003eLexmark 521 vs. 521H\u003c\/h3\u003e\n\u003cp\u003eBoth fit the same printers. The standard 521 (52D1000) prints about 6,000 pages; the high-yield 521H (52D1H00) about 25,000. At our prices that's roughly 2.2¢ per page for the 521 versus 0.9¢ for the 521H, so the 521H is the better buy if you print more than a few hundred pages a month. High-yield version: \u003ca href=\"https:\/\/castleink.com\/products\/lexmark-52d1000-toner-cartridge\"\u003eLexmark 521H (52D1H00)\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose This Compatible Toner Cartridge\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM-level output:\u003c\/strong\u003e built to the original Lexmark 521 specifications for sharp text and consistent blacks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrop-in fit:\u003c\/strong\u003e installs the same way as the original.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLower cost:\u003c\/strong\u003e typically a fraction of the OEM price for the same job.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTested and guaranteed:\u003c\/strong\u003e backed by our 1-year 100% satisfaction guarantee.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px;border-bottom:1px solid #eee;font-weight:700;vertical-align:top;width:38%;\"\u003eCondition\u003c\/td\u003e\n\u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eCompatible (new, non-OEM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px;border-bottom:1px solid #eee;font-weight:700;vertical-align:top;width:38%;\"\u003eReplaces OEM parts\u003c\/td\u003e\n\u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003e52D1000 (521)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px;border-bottom:1px solid #eee;font-weight:700;vertical-align:top;width:38%;\"\u003eColor\u003c\/td\u003e\n\u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px;border-bottom:1px solid #eee;font-weight:700;vertical-align:top;width:38%;\"\u003ePage yield\u003c\/td\u003e\n\u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eAbout 6,000 pages (ISO\/IEC 19752)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px;border-bottom:1px solid #eee;font-weight:700;vertical-align:top;width:38%;\"\u003eImaging unit\u003c\/td\u003e\n\u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eSeparate (Lexmark 52D0Z00)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px;border-bottom:1px solid #eee;font-weight:700;vertical-align:top;width:38%;\"\u003eGuarantee\u003c\/td\u003e\n\u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003e1-year 100% satisfaction guarantee\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px;border-bottom:1px solid #eee;font-weight:700;vertical-align:top;width:38%;\"\u003eShipping\u003c\/td\u003e\n\u003ctd style=\"padding:6px;border-bottom:1px solid #eee;\"\u003eShips the same business day when ordered by 4 PM ET (Mon–Fri); free shipping on orders over $50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eGood to Know\u003c\/h3\u003e\n\u003cp\u003eThe MS710\/MS810-series printers use a separate imaging unit (Lexmark 52D0Z00) that lasts through several toner cartridges; this is the toner cartridge only.\u003c\/p\u003e\u003cp\u003eGently rock the cartridge side to side a few times before installing to spread the toner evenly.\u003c\/p\u003e\n\u003ch3\u003eCompatible Printers\u003c\/h3\u003e\n\u003cul style=\"columns:2;-webkit-columns:2;\"\u003e\n\u003cli\u003eLexmark MS710n\u003c\/li\u003e\n\u003cli\u003eLexmark MS710dn\u003c\/li\u003e\n\u003cli\u003eLexmark MS711dn\u003c\/li\u003e\n\u003cli\u003eLexmark MS810n\u003c\/li\u003e\n\u003cli\u003eLexmark MS810dn\u003c\/li\u003e\n\u003cli\u003eLexmark MS810dtn\u003c\/li\u003e\n\u003cli\u003eLexmark MS810de\u003c\/li\u003e\n\u003cli\u003eLexmark MS811n\u003c\/li\u003e\n\u003cli\u003eLexmark MS811dn\u003c\/li\u003e\n\u003cli\u003eLexmark MS811dtn\u003c\/li\u003e\n\u003cli\u003eLexmark MS812dn\u003c\/li\u003e\n\u003cli\u003eLexmark MS812dtn\u003c\/li\u003e\n\u003cli\u003eLexmark MS812de\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDon't see your printer? Look it up on our \u003ca href=\"https:\/\/castleink.com\/pages\/find-ink-by-printer\"\u003eFind Ink by Printer\u003c\/a\u003e page, or contact us and we'll confirm the right cartridge for you.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHow many pages does the Lexmark 52D1000 print?\u003c\/strong\u003e\u003cbr\u003eAbout 6,000 pages at 5% coverage.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs the 52D1000 the same as the 521H?\u003c\/strong\u003e\u003cbr\u003eNo. 52D1000 is the standard 521 (about 6,000 pages). The high-yield 521H is part number 52D1H00 (about 25,000 pages). Both fit the same printers.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill this void my printer warranty?\u003c\/strong\u003e\u003cbr\u003eNo. Under the U.S. Magnuson-Moss Warranty Act, a printer maker can't void your warranty just because you used a compatible toner cartridge. More: \u003ca href=\"https:\/\/castleink.com\/blogs\/printer-help\/does-using-compatible-ink-void-my-printers-warranty-the-actual-legal-answer\"\u003eDoes compatible ink void your printer warranty?\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill my printer show a message when I install it?\u003c\/strong\u003e\u003cbr\u003eSome printers display a notice that a non-original or previously used toner cartridge is installed. Select OK or Continue and print as usual. If it isn't recognized, remove it, make sure all protective tape is off, wipe the contacts and reinstall it. See \u003ca href=\"https:\/\/castleink.com\/blogs\/printer-help\/printer-says-ink-cartridge-not-recognized-how-to-fix-it-on-hp-epson-canon-and-brother\"\u003ePrinter says ink cartridge not recognized: how to fix it\u003c\/a\u003e, or contact us and we'll make it right.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhen will my order ship?\u003c\/strong\u003e\u003cbr\u003eOrders placed by 4 PM ET, Monday through Friday, ship the same business day from Long Island, NY. Shipping is free on orders over $50.\u003c\/p\u003e\n\u003ch3\u003eHelpful Guides\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/castleink.com\/blogs\/printer-help\/how-long-do-toner-cartridges-last-page-yield-shelf-life-storage-tips\"\u003eHow long do toner cartridges last?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/castleink.com\/blogs\/printer-help\/compatible-vs-remanufactured-vs-oem-ink-whats-actually-different\"\u003eCompatible vs. remanufactured vs. OEM ink and toner\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Castle Ink","offers":[{"title":"Default Title","offer_id":43967941672995,"sku":"52D1000","price":129.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0271\/2177\/8723\/products\/lexmark-521h-toner-cartridge-lexmark-52d1000-788545.jpg?v=1595597696","url":"https:\/\/castleink.com\/products\/lexmark-521-52d1000-toner-cartridge","provider":"Castle Ink","version":"1.0","type":"link"}