{"id":368,"count":18,"description":"\r\n
\r\n

PANASONIC Laptop Batteries \u2013 Reliable Replacements for Toughbook (CF\/FZ), Let\u2019s Note (CF-SZ\/LX\/MX\/RZ) & More<\/strong><\/p>\r\n

\r\n Find the right replacement battery for your Panasonic laptop \u2014 fully compatible with rugged Toughbook<\/strong> series\r\n (CF-19<\/strong>, CF-31<\/strong>, CF-33<\/strong>, CF-53\/CF-54<\/strong>, CF-20<\/strong>, plus FZ tablets\/laptops) and Japan-market\r\n Let\u2019s Note<\/strong> families (CF-SZ<\/strong>, CF-LX<\/strong>, CF-MX<\/strong>, CF-RZ<\/strong>). Every pack uses high-grade cells with smart protection for safe charging,\r\n stable performance and long service life. Enjoy free delivery<\/strong>, a 1-year warranty<\/strong>, and expert compatibility support with every purchase.\r\n <\/p>\r\n\r\n

How to identify the correct battery for your Panasonic<\/h2>\r\n
    \r\n
  • Check the full model on the bottom label:<\/strong> examples include CF-19<\/em>, CF-31<\/em>, CF-33<\/em>, CF-53\/CF-54<\/em>, CF-20<\/em>, CF-SZ5\/SZ6<\/em>, CF-LX3\/LX4<\/em>, CF-MX4<\/em>, CF-RZ4<\/em>, or FZ models.<\/li>\r\n
  • Find the battery part number (P\/N):<\/strong> Panasonic packs commonly use the CF-VZSUxx<\/em> (Toughbook\/Let\u2019s Note) or FZ-VZSUxx<\/em> (FZ series) format \u2014 e.g.\r\n CF-VZSU53<\/em>, CF-VZSU46<\/em>, CF-VZSU29<\/em>, CF-VZSU33<\/em>, FZ-VZSU84<\/em>. Matching the exact P\/N is the most reliable way to ensure fit.<\/li>\r\n
  • Single vs twin batteries:<\/strong> some rugged models (e.g. CF-20<\/em>, CF-33<\/em>) support two hot-swappable batteries (tablet + keyboard\/base). Check which positions your unit uses.<\/li>\r\n
  • Match voltage & capacity:<\/strong> verify the voltage (e.g. 7.2\/7.6\/7.7 V, 10.8\/11.1 V, or 14.4\/14.8\/15.2 V) and the capacity (Wh) printed on your original battery.<\/li>\r\n
  • Model generation (Mk1\/Mk2\/Mk3):<\/strong> Toughbook \u201cMk\u201d revisions may use different P\/Ns. If in doubt, note both the model and Mk version.<\/li>\r\n <\/ul>\r\n\r\n

    How to search on our website<\/h2>\r\n
      \r\n
    • Search by battery P\/N<\/strong> for an instant match (e.g. CF-VZSU53<\/em>, CF-VZSU46<\/em>, FZ-VZSU84<\/em>).<\/li>\r\n
    • No P\/N?<\/strong> Enter your full laptop model (e.g. \u201cCF-31 Mk3<\/em>\u201d, \u201cCF-53<\/em>\u201d, \u201cCF-SZ6<\/em>\u201d, \u201cCF-20<\/em>\u201d). Including the Mk\/year helps narrow results.<\/li>\r\n
    • Use filters<\/strong> (series\/chassis, capacity, voltage\/cell count) to refine quickly.<\/li>\r\n
    • Open a product page<\/strong> to confirm compatible models and technical specifications before purchase.<\/li>\r\n <\/ul>\r\n\r\n
      \r\n

      \r\n Still unsure?<\/strong> Leave your model (with Mk)<\/em> and\/or battery P\/N<\/em> in the checkout notes and our\r\n Compatibility Assurance<\/strong> team will double-check your order before we ship \u2014 so you get the right fit first time.\r\n <\/p>\r\n <\/div>\r\n\r\n

      Popular Panasonic families (examples)<\/h2>\r\n
        \r\n
      • Toughbook CF-19 \/ CF-31<\/strong> \u2014 fully-rugged convertibles\/notebooks; check Mk and battery bay count.<\/li>\r\n
      • Toughbook CF-53 \/ CF-54<\/strong> \u2014 semi-rugged; verify 10.8\/11.1 V vs 14.4\/14.8 V options.<\/li>\r\n
      • Toughbook CF-33 \/ CF-20<\/strong> \u2014 detachable 2-in-1; tablet and base may each house a battery.<\/li>\r\n
      • Let\u2019s Note CF-SZ \/ CF-LX \/ CF-MX \/ CF-RZ<\/strong> \u2014 ultra-light Japanese-market lines; model-specific pack outline.<\/li>\r\n
      • FZ Series<\/strong> (select models) \u2014 verify by exact FZ-VZSUxx<\/em> P\/N and voltage.<\/li>\r\n <\/ul>\r\n\r\n

        Battery care tips<\/h2>\r\n
          \r\n
        • Avoid frequent deep cycles; partial charges (20\u201380%) reduce wear.<\/li>\r\n
        • Keep the device cool; heat is the main factor that accelerates battery ageing.<\/li>\r\n
        • For long storage, power down around 40\u201360% charge and store in a dry, moderate-temperature place.<\/li>\r\n
        • For models with two batteries, rotate usage periodically to balance ageing.<\/li>\r\n <\/ul>\r\n\r\n

          FAQs<\/h2>\r\n
          \r\n Can I upgrade to a higher-capacity pack?<\/strong><\/summary>\r\n
          Where multiple Wh options exist, you may choose a higher capacity if voltage, connector and outline match. Expect a modest increase in weight\/charge time.<\/div>\r\n <\/details>\r\n
          \r\n Do I need two batteries for CF-20\/CF-33?<\/strong><\/summary>\r\n
          Not required. Many units run with a single battery; the second is optional for extended runtime or hot-swap. Check your device configuration.<\/div>\r\n <\/details>\r\n
          \r\n Is calibration necessary after installation?<\/strong><\/summary>\r\n
          We recommend one calibration cycle: charge to 100%, rest 1\u20132 hours on AC, discharge to ~10\u201315%, then charge to 100% again. Repeat every few months if readings drift.<\/div>\r\n <\/details>\r\n<\/div>\r\n","link":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/product-category\/battery-for-panasonic\/","name":"Battery for Panasonic","slug":"battery-for-panasonic","taxonomy":"product_cat","parent":0,"meta":[],"menu_order":0,"yoast_head":"\nBattery for Panasonic Archives - Buy A Battery Shop<\/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:\/\/www.buy-a-charger.co.uk\/pcbattery\/product-category\/battery-for-panasonic\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Battery for Panasonic Archives - Buy A Battery Shop\" \/>\n<meta property=\"og:description\" content=\"PANASONIC Laptop Batteries \u2013 Reliable Replacements for Toughbook (CF\/FZ), Let\u2019s Note (CF-SZ\/LX\/MX\/RZ) & More Find the right replacement battery for your Panasonic laptop \u2014 fully compatible with rugged Toughbook series (CF-19, CF-31, CF-33, CF-53\/CF-54, CF-20, plus FZ tablets\/laptops) and Japan-market Let\u2019s Note families (CF-SZ, CF-LX, CF-MX, CF-RZ). Every pack uses high-grade cells with smart protection for safe charging, stable performance and long service life. Enjoy free delivery, a 1-year warranty, and expert compatibility support with every purchase. How to identify the correct battery for your Panasonic Check the full model on the bottom label: examples include CF-19, CF-31, CF-33, CF-53\/CF-54, CF-20, CF-SZ5\/SZ6, CF-LX3\/LX4, CF-MX4, CF-RZ4, or FZ models. Find the battery part number (P\/N): Panasonic packs commonly use the CF-VZSUxx (Toughbook\/Let\u2019s Note) or FZ-VZSUxx (FZ series) format \u2014 e.g. CF-VZSU53, CF-VZSU46, CF-VZSU29, CF-VZSU33, FZ-VZSU84. Matching the exact P\/N is the most reliable way to ensure fit. Single vs twin batteries: some rugged models (e.g. CF-20, CF-33) support two hot-swappable batteries (tablet + keyboard\/base). Check which positions your unit uses. Match voltage & capacity: verify the voltage (e.g. 7.2\/7.6\/7.7 V, 10.8\/11.1 V, or 14.4\/14.8\/15.2 V) and the capacity (Wh) printed on your original battery. Model generation (Mk1\/Mk2\/Mk3): Toughbook \u201cMk\u201d revisions may use different P\/Ns. If in doubt, note both the model and Mk version. How to search on our website Search by battery P\/N for an instant match (e.g. CF-VZSU53, CF-VZSU46, FZ-VZSU84). No P\/N? Enter your full laptop model (e.g. \u201cCF-31 Mk3\u201d, \u201cCF-53\u201d, \u201cCF-SZ6\u201d, \u201cCF-20\u201d). Including the Mk\/year helps narrow results. Use filters (series\/chassis, capacity, voltage\/cell count) to refine quickly. Open a product page to confirm compatible models and technical specifications before purchase. Still unsure? Leave your model (with Mk) and\/or battery P\/N in the checkout notes and our Compatibility Assurance team will double-check your order before we ship \u2014 so you get the right fit first time. Popular Panasonic families (examples) Toughbook CF-19 \/ CF-31 \u2014 fully-rugged convertibles\/notebooks; check Mk and battery bay count. Toughbook CF-53 \/ CF-54 \u2014 semi-rugged; verify 10.8\/11.1 V vs 14.4\/14.8 V options. Toughbook CF-33 \/ CF-20 \u2014 detachable 2-in-1; tablet and base may each house a battery. Let\u2019s Note CF-SZ \/ CF-LX \/ CF-MX \/ CF-RZ \u2014 ultra-light Japanese-market lines; model-specific pack outline. FZ Series (select models) \u2014 verify by exact FZ-VZSUxx P\/N and voltage. Battery care tips Avoid frequent deep cycles; partial charges (20\u201380%) reduce wear. Keep the device cool; heat is the main factor that accelerates battery ageing. For long storage, power down around 40\u201360% charge and store in a dry, moderate-temperature place. For models with two batteries, rotate usage periodically to balance ageing. FAQs Can I upgrade to a higher-capacity pack? Where multiple Wh options exist, you may choose a higher capacity if voltage, connector and outline match. Expect a modest increase in weight\/charge time. Do I need two batteries for CF-20\/CF-33? Not required. Many units run with a single battery; the second is optional for extended runtime or hot-swap. Check your device configuration. Is calibration necessary after installation? We recommend one calibration cycle: charge to 100%, rest 1\u20132 hours on AC, discharge to ~10\u201315%, then charge to 100% again. Repeat every few months if readings drift.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/product-category\/battery-for-panasonic\/\" \/>\n<meta property=\"og:site_name\" content=\"Buy A Battery Shop\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"CollectionPage\",\"@id\":\"https:\\\/\\\/www.buy-a-charger.co.uk\\\/pcbattery\\\/product-category\\\/battery-for-panasonic\\\/\",\"url\":\"https:\\\/\\\/www.buy-a-charger.co.uk\\\/pcbattery\\\/product-category\\\/battery-for-panasonic\\\/\",\"name\":\"Battery for Panasonic Archives - Buy A Battery Shop\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.buy-a-charger.co.uk\\\/pcbattery\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.buy-a-charger.co.uk\\\/pcbattery\\\/product-category\\\/battery-for-panasonic\\\/#breadcrumb\"},\"inLanguage\":\"en-GB\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.buy-a-charger.co.uk\\\/pcbattery\\\/product-category\\\/battery-for-panasonic\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.buy-a-charger.co.uk\\\/pcbattery\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Battery for Panasonic\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.buy-a-charger.co.uk\\\/pcbattery\\\/#website\",\"url\":\"https:\\\/\\\/www.buy-a-charger.co.uk\\\/pcbattery\\\/\",\"name\":\"Buy A Battery Shop\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.buy-a-charger.co.uk\\\/pcbattery\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.buy-a-charger.co.uk\\\/pcbattery\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-GB\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.buy-a-charger.co.uk\\\/pcbattery\\\/#organization\",\"name\":\"Buy A Battery Shop\",\"url\":\"https:\\\/\\\/www.buy-a-charger.co.uk\\\/pcbattery\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-GB\",\"@id\":\"https:\\\/\\\/www.buy-a-charger.co.uk\\\/pcbattery\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.buy-a-charger.co.uk\\\/pcbattery\\\/wp-content\\\/uploads\\\/2025\\\/10\\\/cropped-buy-a-charger-logo-2.jpg\",\"contentUrl\":\"https:\\\/\\\/www.buy-a-charger.co.uk\\\/pcbattery\\\/wp-content\\\/uploads\\\/2025\\\/10\\\/cropped-buy-a-charger-logo-2.jpg\",\"width\":1884,\"height\":371,\"caption\":\"Buy A Battery Shop\"},\"image\":{\"@id\":\"https:\\\/\\\/www.buy-a-charger.co.uk\\\/pcbattery\\\/#\\\/schema\\\/logo\\\/image\\\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Battery for Panasonic Archives - Buy A Battery Shop","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/product-category\/battery-for-panasonic\/","og_locale":"en_GB","og_type":"article","og_title":"Battery for Panasonic Archives - Buy A Battery Shop","og_description":"PANASONIC Laptop Batteries \u2013 Reliable Replacements for Toughbook (CF\/FZ), Let\u2019s Note (CF-SZ\/LX\/MX\/RZ) & More Find the right replacement battery for your Panasonic laptop \u2014 fully compatible with rugged Toughbook series (CF-19, CF-31, CF-33, CF-53\/CF-54, CF-20, plus FZ tablets\/laptops) and Japan-market Let\u2019s Note families (CF-SZ, CF-LX, CF-MX, CF-RZ). Every pack uses high-grade cells with smart protection for safe charging, stable performance and long service life. Enjoy free delivery, a 1-year warranty, and expert compatibility support with every purchase. How to identify the correct battery for your Panasonic Check the full model on the bottom label: examples include CF-19, CF-31, CF-33, CF-53\/CF-54, CF-20, CF-SZ5\/SZ6, CF-LX3\/LX4, CF-MX4, CF-RZ4, or FZ models. Find the battery part number (P\/N): Panasonic packs commonly use the CF-VZSUxx (Toughbook\/Let\u2019s Note) or FZ-VZSUxx (FZ series) format \u2014 e.g. CF-VZSU53, CF-VZSU46, CF-VZSU29, CF-VZSU33, FZ-VZSU84. Matching the exact P\/N is the most reliable way to ensure fit. Single vs twin batteries: some rugged models (e.g. CF-20, CF-33) support two hot-swappable batteries (tablet + keyboard\/base). Check which positions your unit uses. Match voltage & capacity: verify the voltage (e.g. 7.2\/7.6\/7.7 V, 10.8\/11.1 V, or 14.4\/14.8\/15.2 V) and the capacity (Wh) printed on your original battery. Model generation (Mk1\/Mk2\/Mk3): Toughbook \u201cMk\u201d revisions may use different P\/Ns. If in doubt, note both the model and Mk version. How to search on our website Search by battery P\/N for an instant match (e.g. CF-VZSU53, CF-VZSU46, FZ-VZSU84). No P\/N? Enter your full laptop model (e.g. \u201cCF-31 Mk3\u201d, \u201cCF-53\u201d, \u201cCF-SZ6\u201d, \u201cCF-20\u201d). Including the Mk\/year helps narrow results. Use filters (series\/chassis, capacity, voltage\/cell count) to refine quickly. Open a product page to confirm compatible models and technical specifications before purchase. Still unsure? Leave your model (with Mk) and\/or battery P\/N in the checkout notes and our Compatibility Assurance team will double-check your order before we ship \u2014 so you get the right fit first time. Popular Panasonic families (examples) Toughbook CF-19 \/ CF-31 \u2014 fully-rugged convertibles\/notebooks; check Mk and battery bay count. Toughbook CF-53 \/ CF-54 \u2014 semi-rugged; verify 10.8\/11.1 V vs 14.4\/14.8 V options. Toughbook CF-33 \/ CF-20 \u2014 detachable 2-in-1; tablet and base may each house a battery. Let\u2019s Note CF-SZ \/ CF-LX \/ CF-MX \/ CF-RZ \u2014 ultra-light Japanese-market lines; model-specific pack outline. FZ Series (select models) \u2014 verify by exact FZ-VZSUxx P\/N and voltage. Battery care tips Avoid frequent deep cycles; partial charges (20\u201380%) reduce wear. Keep the device cool; heat is the main factor that accelerates battery ageing. For long storage, power down around 40\u201360% charge and store in a dry, moderate-temperature place. For models with two batteries, rotate usage periodically to balance ageing. FAQs Can I upgrade to a higher-capacity pack? Where multiple Wh options exist, you may choose a higher capacity if voltage, connector and outline match. Expect a modest increase in weight\/charge time. Do I need two batteries for CF-20\/CF-33? Not required. Many units run with a single battery; the second is optional for extended runtime or hot-swap. Check your device configuration. Is calibration necessary after installation? We recommend one calibration cycle: charge to 100%, rest 1\u20132 hours on AC, discharge to ~10\u201315%, then charge to 100% again. Repeat every few months if readings drift.","og_url":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/product-category\/battery-for-panasonic\/","og_site_name":"Buy A Battery Shop","twitter_card":"summary_large_image","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"CollectionPage","@id":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/product-category\/battery-for-panasonic\/","url":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/product-category\/battery-for-panasonic\/","name":"Battery for Panasonic Archives - Buy A Battery Shop","isPartOf":{"@id":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/#website"},"breadcrumb":{"@id":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/product-category\/battery-for-panasonic\/#breadcrumb"},"inLanguage":"en-GB"},{"@type":"BreadcrumbList","@id":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/product-category\/battery-for-panasonic\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/"},{"@type":"ListItem","position":2,"name":"Battery for Panasonic"}]},{"@type":"WebSite","@id":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/#website","url":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/","name":"Buy A Battery Shop","description":"","publisher":{"@id":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-GB"},{"@type":"Organization","@id":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/#organization","name":"Buy A Battery Shop","url":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/","logo":{"@type":"ImageObject","inLanguage":"en-GB","@id":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/#\/schema\/logo\/image\/","url":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/wp-content\/uploads\/2025\/10\/cropped-buy-a-charger-logo-2.jpg","contentUrl":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/wp-content\/uploads\/2025\/10\/cropped-buy-a-charger-logo-2.jpg","width":1884,"height":371,"caption":"Buy A Battery Shop"},"image":{"@id":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/wp-json\/wp\/v2\/product_cat\/368","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/wp-json\/wp\/v2\/product_cat"}],"about":[{"href":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/wp-json\/wp\/v2\/taxonomies\/product_cat"}],"wp:post_type":[{"href":"https:\/\/www.buy-a-charger.co.uk\/pcbattery\/wp-json\/wp\/v2\/product?product_cat=368"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}