{"id":1676,"date":"2026-04-28T02:24:00","date_gmt":"2026-04-28T02:24:00","guid":{"rendered":"https:\/\/www.batterypcs.co.uk\/blog\/?p=1676"},"modified":"2026-04-28T02:24:01","modified_gmt":"2026-04-28T02:24:01","slug":"is-your-fanuc-systems-bat-indicator-light-flashing-the-a98l-0031-0011-l-allows-you-to-replace-the-battery-while-it-still-has-power","status":"publish","type":"post","link":"https:\/\/www.batterypcs.co.uk\/blog\/2026\/04\/28\/is-your-fanuc-systems-bat-indicator-light-flashing-the-a98l-0031-0011-l-allows-you-to-replace-the-battery-while-it-still-has-power\/","title":{"rendered":"Is your FANUC system&#8217;s &#8220;BAT&#8221; indicator light flashing? The A98L-0031-0011\/L allows you to replace the battery while it still has power"},"content":{"rendered":"\n<p>A word of advice for all machining and automation engineers: Don&#8217;t wait until alarms sound to remember how many original batteries you should have for your A98L-0031-0011! Because if PLCs, Beta iSV servos, or FANUC CNC systems experience a complete power outage or&nbsp;<strong><a href=\"https:\/\/www.batterypcs.co.uk\/item-panasonic-BR-AGCF2W-battery-model-ECN10689_Plc_Oth\" target=\"_blank\" rel=\"noreferrer noopener\">Battery for Cutler Hammer GE Fanuc A98L-0031-0011\/L<\/a><\/strong>&nbsp;failure, all data is lost. Reprogramming parameters, returning to zero, and tool setting\u2014delaying one or two days or more\u2014is common.<\/p>\n\n\n\n<p>The BR-AGCF2W is a core replacement&nbsp;<strong><u><a href=\"https:\/\/www.batterypcs.co.uk\/item-panasonic-BR-AGCF2W-battery-model-ECN10689_Plc_Oth\" target=\"_blank\" rel=\"noreferrer noopener\">BR-AGCF2W lithium battery<\/a><\/u><\/strong>&nbsp;specifically designed for this situation:<\/p>\n\n\n\n<p>6V \/ 1800mAh capacity (new upgraded version reaches 2200mAh)<\/p>\n\n\n\n<p>Perfect replacement for common part numbers such as A98L-0031-0011\/L and A06B-6093-K001<\/p>\n\n\n\n<p>Temperature range: -40\u2103 to +85\u2103, unaffected by cold or heat<\/p>\n\n\n\n<p>Suitable for critical memory backup in FANUC CNC, GE Fanuc servo, Cutler Hammer controller, general PLC backup power, real-time clock, and many other applications<\/p>\n\n\n\n<p>Low self-discharge, up to 10 years of stock life, ready to use immediately<\/p>\n\n\n\n<p>Remember when replacing: The main equipment must be powered on before removing the old<strong>&nbsp;<a href=\"https:\/\/www.batterypcs.co.uk\/item-panasonic-BR-AGCF2W-battery-model-ECN10689_Plc_Oth\">Panasonic BR-AGCF2W Battery<\/a>&nbsp;<\/strong>&nbsp;and replacing it with the new BR-AGCF2W. Do not operate with the power off!<\/p>\n\n\n\n<p>As long as the 6V lithium battery slot is compatible and the connector style matches (black\/brown\/white terminals), you only need to remove the old original battery, push in our BR-AGCF2W, and insert it securely. That&#8217;s it! No complex parameter readjustment required, no BIOS flashing needed, and no drivers required.<\/p>\n\n\n\n<p>In short: A dead controller and CNC memory battery mean the loss of not only parameters, but also working hours, accuracy, and delivery time. The&nbsp;<strong><u><a href=\"https:\/\/www.batterypcs.co.uk\/item-panasonic-BR-AGCF2W-battery-model-ECN10689_Plc_Oth\" target=\"_blank\" rel=\"noreferrer noopener\">BR-AGCF2W 6V lithium battery<\/a><\/u><\/strong>is a reliable &#8220;last line of defense&#8221; for your data.<\/p>\n\n\n\n<p><strong><u><a href=\"https:\/\/www.batterypcs.co.uk\/item-panasonic-BR-AGCF2W-battery-model-ECN10689_Plc_Oth\" target=\"_blank\" rel=\"noreferrer noopener\">1800mAh BR-AGCF2W Battery Replacement For Cutler Hammer GE Fanuc A98L-0031-0011\/L<\/a><\/u><\/strong><\/p>\n\n\n\n<p>Designed for seamless compatibility, the Panasonic BR-AGCF2W Battery is the perfect power source for your Cutler Hammer GE Fanuc A98L-0031-0011\/L. With a robust 1800mAh capacity, it ensures long-lasting performance for daily use. Each BR-AGCF2W battery comes with a full 12-month warranty\u2014offering peace of mind and a free replacement guarantee in case of any defects. Trust in a power solution that combines high capacity, broad compatibility, and dependable support\u2014so you can focus on what matters most.<\/p>\n\n\n\n<p>&#8220;Shop for Panasonic Replace PLC Battery at Batterypcs.co.uk.<strong><u><a href=\"https:\/\/www.batterypcs.co.uk\/brand-Panasonic-6-plc_battery\" target=\"_blank\" rel=\"noreferrer noopener\">Panasonic PLC Battery<\/a><\/u><\/strong>&nbsp;with warranty, shop online. Fast shipping and returns from Batterypcs.co.uk<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A word of advice for all machining and automation engineers: Don&#8217;t wait until alarms sound to remember how many original batteries you should have for your A98L-0031-0011! Because if PLCs, Beta iSV servos, or FANUC CNC systems experience a complete power outage or&nbsp;Battery for Cutler Hammer GE Fanuc A98L-0031-0011\/L&nbsp;failure, all data is lost. Reprogramming parameters, &hellip; <a href=\"https:\/\/www.batterypcs.co.uk\/blog\/2026\/04\/28\/is-your-fanuc-systems-bat-indicator-light-flashing-the-a98l-0031-0011-l-allows-you-to-replace-the-battery-while-it-still-has-power\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Is your FANUC system&#8217;s &#8220;BAT&#8221; indicator light flashing? The A98L-0031-0011\/L allows you to replace the battery while it still has power&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[31],"tags":[],"class_list":["post-1676","post","type-post","status-publish","format-standard","hentry","category-plc-battery"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Is your FANUC system&#039;s &quot;BAT&quot; indicator light flashing? The A98L-0031-0011\/L allows you to replace the battery while it still has power - Battery PC<\/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.batterypcs.co.uk\/blog\/2026\/04\/28\/is-your-fanuc-systems-bat-indicator-light-flashing-the-a98l-0031-0011-l-allows-you-to-replace-the-battery-while-it-still-has-power\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Is your FANUC system&#039;s &quot;BAT&quot; indicator light flashing? The A98L-0031-0011\/L allows you to replace the battery while it still has power - Battery PC\" \/>\n<meta property=\"og:description\" content=\"A word of advice for all machining and automation engineers: Don&#8217;t wait until alarms sound to remember how many original batteries you should have for your A98L-0031-0011! Because if PLCs, Beta iSV servos, or FANUC CNC systems experience a complete power outage or&nbsp;Battery for Cutler Hammer GE Fanuc A98L-0031-0011\/L&nbsp;failure, all data is lost. Reprogramming parameters, &hellip; Continue reading &quot;Is your FANUC system&#8217;s &#8220;BAT&#8221; indicator light flashing? 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