---
product_id: 641892970
title: "Pack of 2-21700 type - EVE 40P - 4000mAh - Massive - Up to 50A Discharge Rate - 3.7V High Performance Flat- Top - Li-Po Battery. Unique and Sturdy Carry Case Included. Capacity Assured."
brand: "generic"
price: "€ 53.53"
currency: EUR
in_stock: true
url: https://www.desertcart.nl/products/641892970-pack-of-2-21700-type-eve-40p-4000mah-massive-up
store_origin: NL
region: Netherlands
---

# 50A Continuous Discharge Rate 4000mAh High Capacity Robust Dual Slot Carry Case Pack of 2-21700 type - EVE 40P - 4000mAh - Massive - Up to 50A Discharge Rate - 3.7V High Performance Flat- Top - Li-Po Battery. Unique and Sturdy Carry Case Included. Capacity Assured.

**Brand:** generic
**Price:** € 53.53
**Availability:** ✅ In Stock

## Summary

> ⚡ Power up your gear with unstoppable energy!

## Quick Answers

- **What is this?** Pack of 2-21700 type - EVE 40P - 4000mAh - Massive - Up to 50A Discharge Rate - 3.7V High Performance Flat- Top - Li-Po Battery. Unique and Sturdy Carry Case Included. Capacity Assured. by generic
- **How much does it cost?** € 53.53 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/641892970-pack-of-2-21700-type-eve-40p-4000mah-massive-up)

## Best For

- generic enthusiasts

## Why This Product

- Trusted generic brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Long-Lasting Energy:** 4000mAh capacity ensures extended runtime, keeping you ahead in every task.
- • **Carry with Confidence:** Includes a sturdy, dual-slot protective case for safe, on-the-go power management.
- • **Unmatched Power Delivery:** Sustain a massive 50A continuous discharge for peak performance in high-demand devices.
- • **Trusted Tier 1 Reliability:** Used in automotive and consumer electronics, guaranteeing premium durability and safety.
- • **Precision Engineered Quality:** Industrial-grade cells with ultra-low 9.5mΩ internal resistance for maximum efficiency.

## Overview

This pack of two EVE 21700 INR Li-Ion batteries delivers a robust 4000mAh capacity at 3.7V with an industry-leading 50A continuous discharge rate. Engineered with ultra-low internal resistance (~9.5mΩ) and trusted by Tier 1 automotive manufacturers, these flat-top cells come housed in a durable dual-slot carry case, making them ideal for high-power applications like e-bikes and power tools. Designed for professionals who demand reliability and peak performance in every charge.

## Description

Pack of 2-21700 type - EVE 40P - 4000mAh - Massive - Up to 50A Discharge Rate - 3.7V High Performance Flat- Top - Li-Po Battery. Unique and Sturdy Carry Case Included. Capacity Assured.

## Features

- PLEASE BE AWARE these are 21700 type flat-top cells and not 18650 type !
- Very High - 50A Continuous Discharge Rate (CDR) . Very low internal resistance of approx 9.5 mili Ohms.
- Quality by EVE Energy - Assured Capacity of 4000mAh. Assured Internal Resistance of 9.5 mili Ohms (+-1)
- Industrial Grade - Highest Quality Cells, used in TIER 1 Automotive and Consumer Electronics. Robust Quality Control in place
- Due to high power delivery and safety features, it's suitable for most applications.
- Super convenient and highy protective dual slot case included.
- Brand: EVE Model: 40P Size: 21700 Chemistry: INR Nominal Capacity: 4000mAh Nominal Voltage: 3.6V Discharge: 50A Max Continuous Positive: Flat/Button Top/Tabs (please select) Protected: NO Rechargeable: Yes Dimensions: 21mm x 70mm Weight: 70g

## Product Details

- **Number of batteries:** 2 Lithium Polymer batteries required.
- **Brand:** Generic
- **Battery cell composition:** Lithium Polymer
- **Battery capacity:** 4000 Milliamp Hours
- **Unit count:** 40.0 count

## Images

![Pack of 2-21700 type - EVE 40P - 4000mAh - Massive - Up to 50A Discharge Rate - 3.7V High Performance Flat- Top - Li-Po Battery. Unique and Sturdy Carry Case Included. Capacity Assured. - Image 1](https://m.media-amazon.com/images/I/71MgVB2S+TL.jpg)
![Pack of 2-21700 type - EVE 40P - 4000mAh - Massive - Up to 50A Discharge Rate - 3.7V High Performance Flat- Top - Li-Po Battery. Unique and Sturdy Carry Case Included. Capacity Assured. - Image 2](https://m.media-amazon.com/images/I/71jVX7VMbDL.jpg)
![Pack of 2-21700 type - EVE 40P - 4000mAh - Massive - Up to 50A Discharge Rate - 3.7V High Performance Flat- Top - Li-Po Battery. Unique and Sturdy Carry Case Included. Capacity Assured. - Image 3](https://m.media-amazon.com/images/I/71iYiDeIAlL.jpg)
![Pack of 2-21700 type - EVE 40P - 4000mAh - Massive - Up to 50A Discharge Rate - 3.7V High Performance Flat- Top - Li-Po Battery. Unique and Sturdy Carry Case Included. Capacity Assured. - Image 4](https://m.media-amazon.com/images/I/713VSL+V5WL.jpg)
![Pack of 2-21700 type - EVE 40P - 4000mAh - Massive - Up to 50A Discharge Rate - 3.7V High Performance Flat- Top - Li-Po Battery. Unique and Sturdy Carry Case Included. Capacity Assured. - Image 5](https://m.media-amazon.com/images/I/61y0dieyblL.jpg)

## Frequently Bought Together

- Pack of 2-21700 type - EVE INR21700 40P - 4000mAh - Up to 50A Discharge Rate - 3.7V High Performance Flat- Top - Li-Ion Battery. Unique and Sturdy Carry Case Included. Capacity Assured.
- TUOFENG 16 AWG Wire Flexible Silicone Wire 6 Meter [3 m Black and 3 m Red] Copper Wire 1.3mm² Stranded Wires for DIY RC Toys Models Auto Electronic Equip

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-02-27*