# Replacement Battery Newell NL3257 for Xiaomi Roborock (compatible MIS56T6VX)

**URL:** https://aio.lv/en/product--newell-nl3257--11864642
**Data updated:** 2026-03-09 17:41 (EET)
**Category:** Vacuum Cleaner Consumables
**Manufacturer:** Newell
**Manufacturer code:** NL3257
**EAN:** 5907489646840
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 54.99 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 45.45 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--newell-nl3257--11864642

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.99 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

Replacement battery Newell NL3257 designed for Xiaomi Roborock robotic vacuum cleaners, listed as compatible with MIS56T6VX. Intended to restore or extend runtime of the robot by swapping the original battery. Use for maintenance, battery replacement or restoring suction runtime. Installation requires following manufacturer guidelines and matching model compatibility.

## Long description

Replacement Battery Newell NL3257 for Xiaomi Roborock (compatible MIS56T6VX) is a direct-fit rechargeable battery pack designed to restore or extend the runtime of compatible Roborock robotic vacuum cleaners. The Newell NL3257 is intended as a service part to replace an aged or degraded factory battery, allowing the robot to complete cleaning cycles with improved runtime compared to a worn cell.
Advantages
The Newell NL3257 replacement battery provides stable power delivery and is designed to match the physical dimensions and electrical characteristics required by supported Xiaomi Roborock units. It enables straightforward battery swapping to recover lost runtime without replacing the entire robot. The battery is produced to meet general safety and performance expectations for consumer rechargeable packs and can help maintain consistent cleaning performance when installed correctly.
Suitable for
Routine maintenance and battery replacement of compatible Xiaomi Roborock robotic vacuum cleaners
Restoring suction runtime and cleaning area coverage after original battery capacity has decreased
Service or repair tasks where the robot requires a new battery pack to function normally
Key specifications
Compatibility: compatible with Xiaomi Roborock models that accept the MIS56T6VX-equivalent battery form factor
Form factor: rechargeable battery pack designed to fit original battery compartment and connector type
Function: replacement power source intended to restore runtime and operational autonomy
Intended use: for maintenance, battery replacement and restoring cleaning cycles
How to use
Before installation, power off the robot and consult the robot manufacturer’s manual to verify compatibility and any model-specific disassembly instructions. Remove the old battery according to the robot’s service procedure, disconnecting the battery connector carefully. Install the Newell NL3257 by aligning the pack in the battery compartment and reconnecting the connector securely. After installation, charge the robot fully before the first cleaning cycle to allow the battery management system to register the new pack.
Usage recommendations
Use the Newell NL3257 only in models confirmed compatible with the MIS56T6VX-equivalent battery. Follow the robot manufacturer’s safety and service instructions, avoid exposing the battery to extreme heat or moisture, and dispose of the original battery in accordance with local recycling regulations. If unsure about installation, seek professional service to prevent damage to the robot or battery.

## FAQ

### How much does the Battery Newell NL3257 for Xiaomi Roborock cost, and is it available for purchase?

The price is 54.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 41 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 13.07.2026 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, Bank cards on-line, Apple Pay, Google Pay. 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 Newell 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 Newell 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

## Image

https://aio.lv/img/cache/product/11864642/67264302_large.webp