{"product_id":"heagstat-12v-trickle-battery-charger-heag020-2a-smart-maintainer-lifepo4-sla-safe-charge","title":"Heagstat 12V Trickle Battery Charger HEAG020 — 2A Smart Maintainer, LiFePO4 \u0026 SLA Safe-Charge","description":"\u003cp\u003e\u003cstrong\u003eThe Heagstat HEAG020 is a 12V, 2A smart trickle charger and battery maintainer designed to safely charge and keep lead-acid and LiFePO4 batteries topped up without overcharging.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhether you store a seasonal vehicle or need a reliable overnight charger, the HEAG020 combines intelligent charging stages with a low-current float mode to preserve battery health. It works from a standard 120V outlet and is built to protect against sparks and reverse polarity while giving clear LED feedback about battery status. Its compact design and SAE quick-disconnect harness make it practical for garages, boats, and winter storage.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the HEAG020 protect batteries from overcharge and damage?\u003c\/h3\u003e\n\n\u003cp\u003eThe HEAG020 uses a four-step charging algorithm—Initialization, Bulk, Absorption, and Float—to bring batteries to full charge and then maintain them safely. The unit switches into a low-voltage float mode when the battery is charged, preventing overcharging while keeping the battery ready for use. Safety features like reverse-polarity protection and spark-proof connections reduce risk during hookup.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eFour charging stages: Initialization, Bulk, Absorption, Float\u003c\/li\u003e\n  \u003cli\u003eAutomatic float mode prevents overcharge after full charge\u003c\/li\u003e\n  \u003cli\u003eReverse polarity protection and spark-proof leads for safe connection\u003c\/li\u003e\n  \u003cli\u003eSmart LED indicators show state-of-charge and diagnostics\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich battery types and sizes can this charger handle?\u003c\/h3\u003e\n\n\u003cp\u003eThe HEAG020 is compatible with 12V Lithium (LiFePO4) and a wide range of sealed lead-acid chemistries, including flooded, GEL, AGM, VRLA, and deep-cycle batteries. It’s sized to charge batteries rated roughly 7–85 Ah and to maintain batteries between about 7–150 Ah, covering small motorcycle batteries up to many automotive and marine starting batteries. This makes it versatile for cars, ATVs, tractors, boats, and classic vehicles.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSupports 12V LiFePO4 and SLA types: flooded, GEL, AGM, VRLA\u003c\/li\u003e\n  \u003cli\u003eCharging range: designed for 7–85 Ah batteries\u003c\/li\u003e\n  \u003cli\u003eMaintenance range: suitable for 7–150 Ah batteries\u003c\/li\u003e\n  \u003cli\u003eUseful for motorcycles, lawn tractors, cars, trucks, boats, and classic cars\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is it to connect and use the charger?\u003c\/h3\u003e\n\n\u003cp\u003ePlug the charger into any 120V household outlet and attach the SAE quick-disconnect harness to the included battery clips or O-ring terminals—no special tools required. The 12-foot cable gives flexibility to reach batteries mounted in trunks or engine bays, and the unit is spark-proof when clips are connected, reducing hookup errors. LEDs give immediate visual confirmation of charging progress and maintenance status.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e120V input with SAE quick-disconnect harness for fast hookup\u003c\/li\u003e\n  \u003cli\u003eIncludes battery clips and O-ring terminal connectors for permanent installs\u003c\/li\u003e\n  \u003cli\u003e12-foot cable provides reach for most battery locations\u003c\/li\u003e\n  \u003cli\u003eSpark-proof lead connection for safer handling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I leave the HEAG020 connected long-term, for example over winter?\u003c\/h3\u003e\n\n\u003cp\u003eYes—the charger is built for long-term maintenance use. After fully charging a battery, the HEAG020 automatically drops to float mode to sustain charge without harming the battery, making it suitable for winter storage and occasional vehicles. The automatic cycling means you can leave it connected without constant supervision, while the LEDs will report status.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eAutomatic float\/maintenance mode for long-term connection\u003c\/li\u003e\n  \u003cli\u003eWinter-capable operation to prevent battery self-discharge loss\u003c\/li\u003e\n  \u003cli\u003eLED diagnostics for ongoing state-of-charge monitoring\u003c\/li\u003e\n  \u003cli\u003eDesigned to prevent overcharging during extended use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Heagstat HEAG020 is ideal for owners of cars, motorcycles, boats, ATVs, lawn tractors, and classic vehicles who need a compact, safe, and intelligent charger to revive, charge, or maintain 12V batteries. It suits DIY mechanics, seasonal vehicle owners, and anyone who wants a low-maintenance solution to keep batteries healthy and reliable between uses.\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: Is the HEAG020 safe to leave connected all winter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It automatically switches to float mode after full charge to maintain batteries without overcharging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can this charger handle lithium batteries?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It supports 12V LiFePO4 batteries as well as multiple sealed lead-acid types.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Heagstat","offers":[{"title":"Default Title","offer_id":48084850507934,"sku":"B07H95R87N","price":36.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/heagstat-front-view-charger.jpg?v=1785863714","url":"https:\/\/northtrailauto.ca\/products\/heagstat-12v-trickle-battery-charger-heag020-2a-smart-maintainer-lifepo4-sla-safe-charge","provider":"North Trail Auto","version":"1.0","type":"link"}