{"product_id":"battery-tender-10-bank-multibank-charger-40a-4a-per-bank-12v-6v-selectable-smart-multi-battery-maintainer","title":"Battery Tender 10-Bank Multibank Charger — 40A (4A per Bank) 12V\/6V Selectable, Smart Multi-Battery Maintainer","description":"\u003cp\u003e\u003cstrong\u003eThe Battery Tender 10 Bank Multibank Charger is a smart, compact 40A (4A per bank) charging station that simultaneously charges and maintains up to ten 12V or 6V batteries with automatic multi-stage charging and safety protections.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhether you manage a fleet of motorcycles, a garage full of classic cars, a boat yard, or multiple power sports batteries, this multibank charger consolidates charging into a single, space-saving unit. It supplies 4 amps to each of the ten isolated banks and intelligently switches from bulk to float to preserve battery health. Lightweight and easy to mount, the unit includes separate alligator clips for each bank and a six-foot AC cord for flexible placement.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the multibank charger keep batteries healthy over long storage periods?\u003c\/h3\u003e\n\u003cp\u003eThe charger uses a complete four-step charging algorithm: bulk, absorption, analysis, and float. It brings batteries to full charge, then drops to a low-maintenance float mode to prevent overcharging and reduce self-discharge effects during storage.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e4-step program compatible with lead-acid, AGM, gel, flooded, and LiFePO4 (12V) batteries\u003c\/li\u003e\n  \u003cli\u003eAutomatic transition to float mode when full voltage achieved\u003c\/li\u003e\n  \u003cli\u003eAnalyzes battery condition before final stage to avoid recharging damaged cells unnecessarily\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I safely charge different types of batteries at once?\u003c\/h3\u003e\n\u003cp\u003eYes — each bank is electrically isolated so batteries of similar voltages can be connected simultaneously while the charger manages each output independently. Choose the correct 12V or 6V setting per bank before connecting.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSelectable 12V or 6V operation per bank (set before use)\u003c\/li\u003e\n  \u003cli\u003eCompatible with 12V LiFePO4 and multiple lead-acid chemistries\u003c\/li\u003e\n  \u003cli\u003eReverse polarity protection and spark-proof design reduce connection risks\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat safety and convenience features simplify daily use?\u003c\/h3\u003e\n\u003cp\u003eThe 10 Bank unit is designed for low-maintenance “connect and forget” charging with built-in protections and a compact footprint for easy installation in small shops or storage areas. A 25-hour safety timer prevents runaway charging if an anomaly is detected.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReverse polarity protection stops improper connections from causing damage\u003c\/li\u003e\n  \u003cli\u003e25-hour safety timer shuts off if charging does not complete normally\u003c\/li\u003e\n  \u003cli\u003eIncludes ten separate sets of alligator clips for straightforward hookups\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I set up and use the charger quickly?\u003c\/h3\u003e\n\u003cp\u003eSetup is straightforward: mount the unit, choose the bank voltage (12V or 6V), clip the supplied leads to each battery, and plug in the AC cord. The charger automatically manages the charge cycle so routine monitoring is minimal.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMount or place the compact unit in a ventilated area with the 6-foot AC cord\u003c\/li\u003e\n  \u003cli\u003eSet the 12V\/6V selector, attach alligator clips to battery terminals, then plug in\u003c\/li\u003e\n  \u003cli\u003eLEDs and built-in logic indicate charging stages and float status per bank\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: technicians, restoration hobbyists, marina and storage managers, motorcycle shops, and anyone who needs to maintain multiple 12V or 6V batteries reliably. If you need to charge and maintain up to ten batteries without dedicating separate chargers or spending time rotating batteries, the Battery Tender 10 Bank Multibank Charger provides a safe, compact, and automated solution backed by a three-year limited warranty.\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: Can I charge LiFePO4 batteries with this unit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the charger supports 12V LiFePO4 batteries alongside lead-acid types, using its four-step charge program.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does each bank operate independently?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, each of the ten banks is isolated and provides 4 amps independently with its own clip set.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Battery Tender","offers":[{"title":"Default Title","offer_id":48081462952094,"sku":"B000NCOKVU","price":1054.93,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/battery-tender-10-bank-front-view.jpg?v=1785805712","url":"https:\/\/northtrailauto.ca\/products\/battery-tender-10-bank-multibank-charger-40a-4a-per-bank-12v-6v-selectable-smart-multi-battery-maintainer","provider":"North Trail Auto","version":"1.0","type":"link"}