{"product_id":"ctek-indicator-eyelet-m8-led-battery-charge-indicator-8-mm-eyelet-permanent-mount-for-12v-batteries","title":"CTEK Indicator Eyelet M8 LED battery charge indicator — 8 mm eyelet, permanent mount for 12V batteries","description":"\u003cp\u003e\u003cstrong\u003eCTEK Indicator Eyelet M8 is a permanent 8 mm eyelet connector with a three‑color LED that shows the charge status of 12V lead‑acid batteries and provides a ready, secure hookup for CTEK chargers up to 10A.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned to solve the problem of hard‑to‑reach battery terminals, the Indicator Eyelet M8 combines a durable eyelet connection with a simple traffic‑light LED display so you can see at a glance whether a battery needs charging. It fits vehicles and equipment that use 12V lead‑acid batteries and is built to withstand workshop and outdoor conditions while remaining compatible with CTEK charging systems.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the LED display tell me when to charge?\u003c\/h3\u003e\n\u003cp\u003eThe indicator uses three distinct LED colors to make battery status obvious without tools. Red flags a low charge, yellow signals a partial charge, and green shows the battery is sufficiently charged.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRed LED: battery charge below ~60% — charging recommended.\u003c\/li\u003e\n  \u003cli\u003eYellow LED: battery charge between ~60–80% — charge soon if vehicle will be stored or under heavy use.\u003c\/li\u003e\n  \u003cli\u003eGreen LED: battery charge above ~80% — ready for normal use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I leave the eyelet connected permanently?\u003c\/h3\u003e\n\u003cp\u003eYes — the M8 eyelet is made for a semi‑permanent installation so you can easily access batteries that are recessed or covered. It includes an end cap to protect the connector from dirt and corrosion when not being used.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e8 mm eyelet ensures a secure, low‑resistance connection to the battery post.\u003c\/li\u003e\n  \u003cli\u003eEnd cap preserves connector condition and prevents accidental shorting.\u003c\/li\u003e\n  \u003cli\u003eFlexible, wear‑resistant cable routed for repeated use and harsh environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this work with my battery and charger?\u003c\/h3\u003e\n\u003cp\u003eThe indicator is compatible with all 12V lead‑acid battery types and pairs with CTEK chargers rated up to 10A. It works with typical lead‑acid chemistries used in cars, motorcycles, boats, and many powersport and utility applications.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with 12V lead‑acid batteries (including AGM and standard wet cells).\u003c\/li\u003e\n  \u003cli\u003eSafe to use with CTEK chargers up to 10A for monitoring and charging.\u003c\/li\u003e\n  \u003cli\u003eDesigned and tested in Sweden for consistent performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat about durability and warranty?\u003c\/h3\u003e\n\u003cp\u003eThe Indicator Eyelet M8 uses robust components and flexible cables that stand up to workshop and outdoor conditions. CTEK provides a limited warranty to cover manufacturing defects, and the product is manufactured to high quality standards.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDurable housing and cable designed for repeated connection cycles.\u003c\/li\u003e\n  \u003cli\u003eCorrosion‑protected eyelet and protective end cap for longevity.\u003c\/li\u003e\n  \u003cli\u003eCovered by CTEK’s 2‑year warranty; follow retailer return policies for claims.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The CTEK Indicator Eyelet M8 is intended for vehicle owners, fleet managers, marine enthusiasts, and equipment operators who need a reliable, visible way to check battery condition without removing covers or accessing awkward terminals. It suits anyone who wants a simple, low‑maintenance battery monitoring solution that integrates with CTEK chargers and keeps batteries ready for use.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the Indicator Eyelet M8 fit my 12V battery?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it works with all 12V lead‑acid batteries, including AGM and conventional wet cells.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use it with my CTEK charger?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — compatible with CTEK chargers up to 10A for monitoring and charging.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"CTEK","offers":[{"title":"Default Title","offer_id":48084373242014,"sku":"B002MT8S7E","price":33.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/ctek-indicator-eyelet-m8-front-view.jpg?v=1785852146","url":"https:\/\/northtrailauto.ca\/products\/ctek-indicator-eyelet-m8-led-battery-charge-indicator-8-mm-eyelet-permanent-mount-for-12v-batteries","provider":"North Trail Auto","version":"1.0","type":"link"}