18v /21v 40a Lithium Battery Bms Circuit Board for Power Tools B

Applicable to various tools Mainly used for Makita 21V lithium battery pack (can be used on electric tools such as wrenches, angle grinders, electric hammers and garden tools).Charging protection, Seiko IC effectively controls the MOS to prevent the battery from being overcharged and causing the battery to explode.NTC temperature protection is added to the temperature control probe to prevent the battery from being damaged due to spontaneous combustion due to excessive temperature.Short circuit protection Automatic protection in case of abnormal short circuit to prevent damage to the protection board and the battery.Overcurrent protection prevents the battery from being damaged due to excessive current between the batteries.Type: BColour: as shownMaterial: PCBPackage Contents:3 * Triple MOS Charging protection moduleOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.