# ReplaceBase battery pack for iPhone 12 Pro Max 3687mAh — replacement internal battery

**URL:** https://aio.lv/en/product--replacebase-rbsku15632--11220392
**Data updated:** 2026-02-14 19:37 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** ReplaceBase
**Manufacturer code:** RBSKU15632
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 21.49 €
**Prices and availability valid until:** 2026-08-14 23:59
**Price without VAT (21%):** 17.76 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--replacebase-rbsku15632--11220392

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 30.07.2026 | free |
| Pickup points | 04.08.2026 | 1.89 EUR |
| Courier delivery to door | 04.08.2026 | 4.99 EUR |

## Summary description

ReplaceBase replacement battery pack for iPhone 12 Pro Max with 3687mAh capacity. Designed as a direct internal replacement to restore device runtime and battery health, compatible with the iPhone 12 Pro Max model. Suitable for repairs or DIY replacement by trained users or technicians; helps extend device use between charges and recover original battery performance.

## Long description

ReplaceBase battery pack for iPhone 12 Pro Max 3687mAh is a direct internal replacement battery designed to restore runtime and battery health for compatible iPhone 12 Pro Max devices. The battery matches the original capacity specification and is intended for use in repair services or by experienced users performing a DIY replacement. It provides a compact lithium-ion cell assembly that fits the internal battery compartment and connects to the device using the original connector layout.
Advantages
This replacement battery offers the original capacity level to help recover the phone's runtime and reduce the need for frequent charging. It is manufactured to fit the iPhone 12 Pro Max form factor and uses standard lithium-ion chemistry for stable discharge and recharge cycles. The pack is suitable for restoring battery health in devices showing reduced battery life, unexpected shutdowns, or significant battery wear, and it allows technicians to perform a like-for-like internal swap without modifying the device.
Suitable for
Repair shops performing internal battery replacements on iPhone 12 Pro Max units
Experienced DIY users replacing a worn or degraded battery in an iPhone 12 Pro Max
Refurbishers restoring used iPhone 12 Pro Max devices to full operating time
Technicians troubleshooting power-related performance issues in iPhone 12 Pro Max
Key specifications
Battery type: Lithium-ion (Li-ion) internal pack
Capacity: 3687 mAh
Compatibility: iPhone 12 Pro Max (internal replacement)
Form factor: Internal flat cell assembly designed to match original dimensions
Connector: Designed to align with original device connectors for direct replacement
Typical use: Rechargeable power source for daily smartphone operation
How to use
Intended for installation by trained technicians or experienced users. Before replacing the battery, power off the device and disconnect from any chargers. Follow proper disassembly procedures for the iPhone 12 Pro Max, taking care to remove adhesive strips and any components blocking access to the internal battery. Disconnect the original battery connector, remove the old pack, position the ReplaceBase battery in the compartment, and reconnect the connector according to the device's service guide. Reassemble the device and perform a full charge cycle to calibrate battery level reporting.
Usage recommendations
Use appropriate ESD protection and non-metallic tools during replacement. Dispose of the removed battery in accordance with local battery recycling regulations. After installation, monitor the device for normal charging behavior and temperature during the first few charge cycles. If you are not confident in performing the replacement, seek professional repair service.

## FAQ

### How much does the ReplaceBase battery for iPhone 12 Pro Max 3687mAh cost, and is it available for purchase?

The price is 21.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 30.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All ReplaceBase products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized ReplaceBase service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty