3S 11.1V 20A BMS 18650 Lithium Battery Protection Board Suitable for Drill Tools
The 3S 11.1V 20A BMS 18650 Lithium Battery Protection Board, model 1031-3SMT, is designed to ensure the safety and efficiency of your 3-series Li-ion battery packs, making it ideal for drill tools and similar applications. With a nominal voltage of 12V, this protection board offers a range of safety features including overcharge, over-discharge, short circuit, and over-current protection. It supports a maximum operating current of 9A and a peak instantaneous current of 20A. The compact design (33 x 33 x 1.6 mm) and low internal resistance make it a reliable and efficient choice for various power tools.
Specifications of 3S 11.1V 20A BMS 18650 Lithium Battery Protection Board
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Model: 1031-3SMT
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Nominal Voltage: 12V
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Operation Voltage: 11.1V
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Operation Current:
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Maximum Operating Current: 7-9A
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Maximum Instantaneous Current: 15-20A
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Quiescent Current: <20uA
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Internal Resistance: <30mΩ
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Overcharge Voltage Range: 4.275V±0.035V
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Over-discharge Voltage Range: 2.750V±0.08V
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Overcharge Recovery Voltage: 4.075V±0.1V
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Over-discharge Recovery Voltage: 2.9V±0.08V
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Working Temperature: -40℃ to 80℃
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Short Circuit Protection: Yes, with automatic recovery
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Dimensions: 33 x 33 x 1.6 mm
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Color: Green
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Functions: Overcharge protection, over-discharge protection, short circuit protection, over-current protection