{"product_id":"tevzatechix-auto-emergency-battery-8-0v-330mah-replacement-for-bmw-f20-f21-f22-f30-fitted-oe-84102447710","title":"TevzaTechix Auto Emergency Battery 8.0V 330mAh Replacement for BMW F20\/F21\/F22\/F30 Fitted OE 84102447710","description":"\u003cp\u003e\u003cstrong\u003eTevzaTechix Auto Emergency Battery 84102447710 is a compact 8.0V, 330mAh emergency replacement power cell designed to restore auxiliary vehicle systems on compatible BMW models.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your vehicle’s backup or emergency module has lost charge, a purpose-built replacement battery like this one can return essential functionality quickly. This TevzaTechix unit matches OE numbers 84102447710 and 84-10-2-447-710 and is intended for select BMW chassis where a small, stable 8.0V source is specified. It’s lightweight, portable, and shaped to fit the same compartment as the original emergency cell.\u003c\/p\u003e\n\n\u003ch3\u003eWhich cars and modules will this battery work with?\u003c\/h3\u003e\n\u003cp\u003eThis replacement is engineered for several BMW model families and related modules that originally shipped with the specified OE numbers. Always verify the part number in your owner’s manual or on the existing battery before ordering to ensure compatibility.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible model families: F20, F21, F22, F30, F31, F44 plus F45, F46, G20, G21, G30.\u003c\/li\u003e\n  \u003cli\u003eAlso suitable for: F56, X2, X3, X4, and M F98 when the same OE is listed.\u003c\/li\u003e\n  \u003cli\u003eCross-check OE: 84102447710 (84-10-2-447-710) on the original cell before installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much power does this emergency cell provide and what can it run?\u003c\/h3\u003e\n\u003cp\u003eThe TevzaTechix emergency battery delivers 8.0 volts at 330mAh (2.64Wh), which is sized for low-draw backup electronics rather than starting the engine. It supplies stable, short-term power to emergency and safety modules so onboard systems can perform required functions during transient faults or system restorations.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNominal output: 8.0V, suitable for backup electronics.\u003c\/li\u003e\n  \u003cli\u003eCapacity: 330mAh (2.64Wh) for short-duration emergency support.\u003c\/li\u003e\n  \u003cli\u003eNot intended for cranking engine starters or high-draw accessories.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs installation difficult and what should I prepare?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for someone familiar with vehicle battery compartments, but if you’re unsure, have a qualified technician do the swap. The pack is designed for tool-free mounting in many applications, though access panels or clips may require simple tools depending on model year and module location.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMounting: tool-free fit in many vehicle modules; some models may need basic trim removal.\u003c\/li\u003e\n  \u003cli\u003eSafety: disconnect vehicle power per manufacturer instructions before replacement.\u003c\/li\u003e\n  \u003cli\u003eRecommendation: consult a technician if you have any doubt about fitment or wiring.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat practical advantages does this replacement offer for drivers?\u003c\/h3\u003e\n\u003cp\u003eThis compact battery saves space while restoring necessary emergency functions and is easy to carry or store in a service kit. It’s a direct-replacement option that helps avoid module failure notices and preserves features that rely on backup power.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompact and lightweight—convenient for storage or service kits.\u003c\/li\u003e\n  \u003cli\u003eDirect OE-number match minimizes compatibility issues when correct part is chosen.\u003c\/li\u003e\n  \u003cli\u003eHelps maintain vehicle safety and electronics behavior during power events.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Drivers, independent mechanics, and service departments who maintain BMW vehicles that list OE 84102447710 (84-10-2-447-710) will benefit from this TevzaTechix replacement. It’s aimed at people who need a reliable, simple-to-install emergency power cell to restore backup modules and prevent feature interruptions. If you’re replacing a worn or depleted emergency battery, confirm the OE number on your original part to ensure this matching TevzaTechix unit fits your vehicle.\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 this battery match OE 84-10-2-447-710?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This TevzaTechix unit lists OE 84102447710 and 84-10-2-447-710—confirm the code on your original battery before purchase.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this to start the engine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. It provides 8.0V at 330mAh for emergency electronics, not for engine cranking or high-current loads.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"TevzaTechix","offers":[{"title":"Default Title","offer_id":48084639121566,"sku":"B0GCM42HT4","price":37.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/tevzatechix-front-packaging.jpg?v=1785861317","url":"https:\/\/northtrailauto.ca\/products\/tevzatechix-auto-emergency-battery-8-0v-330mah-replacement-for-bmw-f20-f21-f22-f30-fitted-oe-84102447710","provider":"North Trail Auto","version":"1.0","type":"link"}