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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)

Name: 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
SKU: 774115782
Price: 18.66 USD
Availability: InStock
Rating: 4.5 (2 reviews)

Product ID: 774115782

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Details

Brand
Reland Sun
Manufacturer
Reland Sun
UPC
765083551763
Voltage
4.2 Volts

⚡Up to 60A current protection

🔋Supports 3S & 4S Li-ion packs

⚖️Active cell balancing tech

Description

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

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

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.

Specifications

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

Reviews

S**E

18.07.2022

A**N

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

28.11.2025

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