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    GreenCell iPhone 12 Mini Battery 2227mAh Diagnosable Replacement A2176 A2398 A2399 A2400 Li-Polymer Battery JPC MOBILE

    GreenCell iPhone 12 Mini Battery 2227mAh Diagnosable Replacement A2176 A2398 A2399 A2400 Li-Polymer

    $0.00 - $0.00
    $0.00
    $41.80
    $41.80 - $41.80
    $41.80
    SKU Greencell-DIA-12MINI
    GreenCell Diagnosable · 12-Month Warranty

    GreenCell iPhone 12 Mini Diagnosable Battery — 2227mAh — A2176 / A2398 / A2399 / A2400

    This is a brand-new GreenCell diagnosable battery for the iPhone 12 Mini. It fits model numbers A2176, A2398, A2399 and A2400. Capacity is 2227mAh at 3.85V, giving 8.57Wh. That matches Apple's original specification exactly. The cell ships with zero charge cycles. GreenCell's diagnosable gauge chip reports health data to iOS. Battery Health readings work on iOS 26 at dispatch. The Li-Polymer cell carries CE and RoHS certification. Six protection circuits guard against overcharge, overheat and shorts. It fixes fast drain, early shutdowns and throttled performance. A 12-month warranty covers every battery. It does not fit iPhone 12, 12 Pro or 13 Mini.

    2227mAh · 3.85V · 8.57Wh Diagnosable Gauge Chip 0 Cycles — Brand New CE + RoHS Certified 12-Month Warranty
    Dispatched From Forest Lake QLD GreenCell From Verified Suppliers Ships 2-4 Days AU

    Signs Your Battery Needs Replacing

    Lithium cells wear out. After 500 cycles, degradation accelerates fast.

    Dies Fast

    Charge drains in hours, not a full day.

    Shuts Down Early

    Phone powers off at 20-30% remaining.

    Health Below 80%

    iOS reports significant battery degradation.

    Throttled Performance

    iOS slows the phone to prevent shutdowns.

    Swollen Battery

    Screen lifting or case bulging. Replace immediately.

    Slow Charging

    Worn cells charge slower and run hotter.

    Every GreenCell iPhone 12 Mini battery is covered by a 12-month warranty.

    Brisbane Technical Hub

    Based locally at Shop 3A, 152 Woogaroo St, Forest Lake QLD 4078. Repair advice over the counter.

    Authenticity Guaranteed

    Genuine GreenCell batteries from verified suppliers. Every unit bench inspected before dispatch.

    Reliable Dispatch

    Orders ship in 2-4 business days from Forest Lake. Tracked Australia Post on every order. Australia-wide delivery.

    Why Diagnosable Check First Install Notes Tools Specifications Compatibility FAQs

    Why A Diagnosable Battery?

    GreenCell's gauge chip talks to iOS. Standard aftermarket batteries stay silent.

    Battery Health Readings Work

    The gauge chip reports capacity data to iOS. Health readings work on iOS 26 at dispatch.

    No Blank Health Screen

    Standard aftermarket cells leave Battery Health unreadable. Diagnosable cells keep the data flowing.

    True Rated Capacity

    2227mAh matches Apple's original specification. No inflated capacity claims.

    Six Protection Circuits

    Overcharge, over-discharge, overload, short circuit, temperature and PTC protection built in.

    Confirm It Is The Battery First

    Software and charging faults mimic a worn battery. Check these before you buy.

    • Open Settings, Battery, Battery Health and Charging. Check Maximum Capacity.
    • Below 80% means the cell is worn. Replacement is the right fix.
    • Check Battery usage by app. One rogue app can mimic a bad battery.
    • Update iOS first. Some drain issues are software bugs.
    • Phone only charges at an angle? That is the charging port, not the battery.
    • Phone dead with no charge light? Test another cable and charger first.
    • Screen lifting at the edges? Stop using the phone. The cell is swollen.
    • Not sure? Bring it in. We test batteries over the counter.

    Install Notes — Read Before Fitting

    The iPhone 12 Mini opens from the display side. Work patiently.

    • Discharge the phone below 25% before starting. It reduces fire risk.
    • Remove both bottom pentalobe screws before lifting the display.
    • Heat the display edges to soften the waterproof adhesive.
    • Lift the display carefully. Display cables sit on the right side.
    • Disconnect the battery connector before any other cable.
    • Pull the stretch-release adhesive strips slowly and evenly.
    • Never pry or bend the old cell. Punctured lithium cells can ignite.
    • Reseal with fresh display adhesive. Water resistance is not restored.
    • Difficulty: moderate. Prefer not to open it? We fit batteries at our Forest Lake counter.

    Tools Needed

    Pentalobe P2 Driver

    Removes the two bottom case screws.

    Tri-Point Y000 Driver

    Fits the internal bracket screws.

    Suction Cup + Picks

    Lifts the display without cracking glass.

    Plastic Spudger

    Disconnects the battery and display connectors safely.

    Heat Pad Or Gun

    Softens the display adhesive for a clean lift.

    Replacement Adhesive

    Fresh display seal for reassembly.

    Full Specifications

    Brand
    GreenCell
    Part Type
    Internal Replacement Battery
    Fits Phone
    iPhone 12 Mini Only
    Model Numbers
    A2176 / A2398 / A2399 / A2400
    Capacity
    2227mAh (Original Spec)
    Voltage
    3.85V Nominal
    Energy
    8.57Wh
    Cycle Count
    0 Cycles — Brand New
    Cell Type
    Lithium Polymer
    Diagnosable
    Yes — Gauge Chip Reports To iOS
    Certifications
    CE + RoHS
    Protection
    6-Point Safety Circuit
    Connector
    Plug-In Battery Flex
    Install Type
    Internal — Display Removal
    Fixes
    Drain / Shutdowns / Throttling
    Warranty
    12 Months
    Quality Check
    Bench Inspected Before Dispatch
    Dispatch
    2-4 Business Days, Tracked

    Compatibility — Fits And Does Not Fit

    Fits These:

    iPhone 12 Mini A2176 iPhone 12 Mini A2398 iPhone 12 Mini A2399 iPhone 12 Mini A2400

    Does NOT Fit:

    • iPhone 12 or 12 Pro — they use a larger 2815mAh battery.
    • iPhone 12 Pro Max — different battery entirely.
    • iPhone 13 Mini — its battery is 2406mAh with a different connector position.
    • iPhone SE models — different size and connector.

    GreenCell Diagnosable vs Cheap Generic Battery

    GreenCell Diagnosable

    • Gauge chip reports health data to iOS.
    • True 2227mAh original-spec capacity.
    • Fresh cell with zero charge cycles.
    • Six protection circuits, CE and RoHS certified.
    • 12-month warranty, bench inspected.

    Cheap Generic Battery

    • Battery Health screen goes blank or wrong.
    • Inflated capacity claims that never test true.
    • Old stock cells with unknown cycle history.
    • Minimal protection circuitry.
    • Short or missing warranty.

    Visit Us In-Store

    Shop 3A, 152 Woogaroo St, Forest Lake QLD 4078. We can fit this battery for you.

    Brisbane Technical Hub

    Phone and console repairs done locally.

    Authenticity Guaranteed

    Genuine GreenCell from verified suppliers.

    Reliable Dispatch

    2-4 business day dispatch, Australia-wide.

    Shipping Details

    • Dispatch: 2-4 business days from Forest Lake QLD.
    • Brisbane Metro: 1-3 days after dispatch.
    • Sydney + Melbourne: 2-5 days after dispatch.
    • Perth + Regional: 4-8 days after dispatch.
    • Tracking: Australia Post tracking on every order.
    • Pickup: Collect in-store at Forest Lake. Choose pickup at checkout.

    Pay your way — Afterpay and Klarna available at checkout.

    Frequently Asked Questions

    What does "diagnosable" actually mean? +

    The battery carries a gauge chip that talks to iOS. It reports capacity, charge state and health data.

    Standard aftermarket cells skip this chip. Their health data stays blank or wrong.

    Will Battery Health readings work after fitting? +

    Yes. The gauge chip reports health data to iOS. Readings work on iOS 26 at dispatch.

    Apple flags any non-genuine part in Settings. That notice appears with every aftermarket battery, including diagnosable ones.

    Which iPhone models does this battery fit? +

    It fits the iPhone 12 Mini only. Model numbers A2176, A2398, A2399 and A2400.

    Check Settings, General, About, Model Number to confirm yours.

    Does it fit the iPhone 12 or 12 Pro? +

    No. The iPhone 12 and 12 Pro use a larger 2815mAh battery. The size and connector position differ.

    This cell is shaped for the smaller 12 Mini body only.

    Does it fit the iPhone 13 Mini? +

    No. The 13 Mini battery is 2406mAh with a different connector position.

    The two phones look similar outside but differ inside.

    Is 2227mAh less than other listings I see? +

    2227mAh is Apple's exact original capacity for the 12 Mini. Some listings inflate their numbers.

    Inflated claims rarely test true. GreenCell states the honest rated capacity.

    How hard is the install? +

    Moderate. The display must come off first. The battery sits under stretch-release adhesive strips.

    Confident DIY repairers manage it with the right tools. Or we can fit it for you.

    Should I calibrate the new battery? +

    Yes. Charge to 100% and keep charging for two more hours. Then use the phone until it shuts down.

    Charge back to full in one session. Readings settle after this cycle.

    What does the 12-month warranty cover? +

    It covers cell defects, abnormal capacity loss and charging faults for 12 months.

    Physical damage, water damage and install errors are not covered.

    Can you fit the battery for me in-store? +

    Yes. Bring your phone to Shop 3A, 152 Woogaroo St, Forest Lake QLD 4078. We fit and test it while you wait.

    Fitted batteries carry a parts and labour warranty.

    Browse Related Categories

    Repair Tools + Kits All Products

    Pay your way — Afterpay and Klarna available at checkout.

    GreenCell Diagnosable · 12-Month Warranty

    JPC Mobile Quality Seal

    Every battery is checked before it ships. Visit us at Shop 3A, 152 Woogaroo St, Forest Lake QLD 4078.

    Brisbane Technical Hub Authenticity Guaranteed Reliable Dispatch

    Payment Options

    We offer multiple convenient payment options for your repairs and accessories purchases. Pay with cash, debit/credit card, or interest-free Buy Now Pay Later options.

    Afterpay Zip Klarna PayPal
    Learn more about our Buy Now, Pay Later options →

    Shipping & Processing Information

    Processing Time

    All orders require 2-4 business days for processing, regardless of shipping method.

    This includes order verification, picking, packing and preparation for dispatch.

    You will receive tracking information for all shipped orders and notification when pickup orders are ready for collection.

    Shipping Methods

    Standard: 3-7 business days in transit after processing

    Express: 1-2 business days in transit after processing

    Express shipping only affects delivery time once dispatched, not processing time.

    Express shipping does not expedite the 2-4 business day processing time.

    GreenCell iPhone 12 Mini Battery 2227mAh Diagnosable Replacement A2176 A2398 A2399 A2400 Li-Polymer Battery JPC MOBILE

    GreenCell iPhone 12 Mini Battery 2227mAh Diagnosable Replacement A2176 A2398 A2399 A2400 Li-Polymer

    $41.80