---
product_id: 774115782
title: "1Pcs 3S 4S 30A 40A 60A Protection Board 18650 BMS For Drill Motor 11.1V 12.6V 14.8V 16.8V Enhance Balance (4S 40A?Balance)"
brand: "reland sun"
price: "$28"
currency: NZD
in_stock: true
reviews_count: 2
category: "Reland Sun"
url: https://www.desertcart.nz/products/774115782-1pcs-3s-4s-30a-40a-60a-protection-board-18650-bms
store_origin: NZ
region: New Zealand
---

# Up to 60A current protection Supports 3S & 4S Li-ion packs Active cell balancing tech 1Pcs 3S 4S 30A 40A 60A Protection Board 18650 BMS For Drill Motor 11.1V 12.6V 14.8V 16.8V Enhance Balance (4S 40A?Balance)

**Brand:** reland sun
**Price:** $28
**Availability:** ✅ In Stock

## Summary

> ⚡ Power up with precision — never settle for less than balanced performance!

## Quick Answers

- **What is this?** 1Pcs 3S 4S 30A 40A 60A Protection Board 18650 BMS For Drill Motor 11.1V 12.6V 14.8V 16.8V Enhance Balance (4S 40A?Balance) by reland sun
- **How much does it cost?** $28 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/774115782-1pcs-3s-4s-30a-40a-60a-protection-board-18650-bms)

## Best For

- reland sun enthusiasts

## Why This Product

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

## Key Features

- • **Thermal Stability:** Operates safely up to 60°C under heavy load, ensuring reliable performance
- • **Wide Compatibility:** Works seamlessly with 3S (11.1V) and 4S (14.8V) 18650 lithium battery packs
- • **Smart Cell Balancing:** Balances cells starting at 4.2V to maximize battery efficiency
- • **Robust Current Handling:** Handles up to 60A peak current for high-demand drill motors
- • **Precision Voltage Control:** Cutoff at 4.3V ensures battery longevity and safety

## Overview

This 1Pcs 3S/4S 30A-60A BMS protection board is engineered for 18650 lithium battery packs powering drill motors. It offers precise voltage cutoff at 4.3V, supports up to 60A current, and features active cell balancing starting at 4.2V to extend battery life and optimize performance. Designed for 11.1V to 16.8V battery configurations, it ensures thermal stability up to 60°C, making it a reliable choice for professional-grade power tools.

## Description

1Pcs 3S 4S 30A 40A 60A Protection Board 18650 BMS For Drill Motor 11.1V 12.6V 14.8V 16.8V Enhance Balance

Review: Confirmed values while playing around with the BMS: Balancing current 0.1A (43 ohm over 1 cell at a max voltage of 4.3v) Balancing starts at 4,20v Cutoff voltage at 4,30v Gets to about 60°C at 20A out

## Features

- Scope of application: Suitable for ternary lithium batteries with a nominal voltage of 3.7V and a full voltage of 4.2V
- 3S 30A/40A/60A Charging voltage: 12.6V?13.6V
- 4S 40A Charging voltage: 16.8V?18.1V
- The balanced version has a balanced charging function.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B098B6GBVQ |
| Best Sellers Rank | #1,142,324 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #2,614 in Computer Motherboards #2,760 in Prototyping Boards & Accessories |
| Customer Reviews | 4.0 4.0 out of 5 stars (6) |
| Date First Available | June 30, 2021 |
| Manufacturer | Reland Sun |

## Product Details

- **Brand:** Reland Sun
- **Manufacturer:** Reland Sun
- **UPC:** 765083551763
- **Voltage:** 4.2 Volts

## Images

![1Pcs 3S 4S 30A 40A 60A Protection Board 18650 BMS For Drill Motor 11.1V 12.6V 14.8V 16.8V Enhance Balance (4S 40A?Balance) - Image 1](https://m.media-amazon.com/images/I/61Ipffef8tS.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by S***E on July 18, 2022*



### ⭐⭐⭐⭐ Review
*by A***N on November 28, 2025*

Confirmed values while playing around with the BMS: Balancing current 0.1A (43 ohm over 1 cell at a max voltage of 4.3v) Balancing starts at 4,20v Cutoff voltage at 4,30v Gets to about 60°C at 20A out

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.nz/products/774115782-1pcs-3s-4s-30a-40a-60a-protection-board-18650-bms](https://www.desertcart.nz/products/774115782-1pcs-3s-4s-30a-40a-60a-protection-board-18650-bms)

---

*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-01-22*