MKBMS 4S-30S 20A Only Charge Battery Protect Board device is designed to reduce the risk of charging. Designed to be ultra-compact and simple to use without any configuration required. Features high charging current, balancing activity LED lights, overcharge, and over temperature protection .Extensive Used in electric bicycles, electric scooters, Onewheels and other fields. MKBMS 4S-30S 20A Only Charge Board does not support discharge protection, please do not discharge through this protection board. adapter board: https://shorturl.at/bhjTY Specs: Type: Charge only Cell Chemistry: Li-ion (3.7V nominal) Balance method: Passive balance Series Count: 4S-30S Charge Current: 20A Overcharge Voltage: 4.25V Overcharge Reset: 4.19V Balance:20-30mA@4.2V（Please balance the battery first before charging） Overtemperature: 60°C Overtemperature Reset: 40°C Size: 130*30*11mm Net weight: 30g Features: Compact charge only design Cell balance indicator LED Compatible with 4s-30s battery Designed to be ultra-compact and simple to use without any configuration required Anodized aluminum heatsink case, stable performance Functions: Balance function Overcharge protection Overtemperature protection Cell balance indicator LED Common Uses: ▪ One-wheeled electric skateboards ▪ Electric Skateboards ▪ Electric Scooters ▪ Electric Bikes ▪ EUCs Package Included: 1* MKBMS 4S-30S 20A Only Charge Board 1* GH2.0 single head 15P line 1* GH2.0 single head 16P line 1* HY2.0 single head 2P cable with thermal protection switch 1* Charging cable with XT30 or XT60 connectors Operation Notes: Please ensure the correctness of the wiring sequence, from B0-B15, B16-B30, the voltage increases from low to high in sequence. This BMS is compatible with battery packs up to 30s, which is over 5V DC when fully charged. Electric shocks from high voltage may cause serious injury. Please pay attention to safety when using. This device is designed to reduce the risk of charging and will not protect against overcurrent discharge, undervoltage, internal pack shorts, pack overtemperature. Video:

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MKBMS is developed based on the open source materials of DieBieMS and ENNOID BMS. Currently MKBMS is compatible with ENNOID firmware. Here, a special thanks to the developers of open source BMS materials. Maybe you need more MKBMS options: https://bit.ly/3xR2DJS MKBMS Slave Board Features: MKBMS slave board is made of aluminum base plate, which has better heat dissipation effect. Scalable & isolated 1000VDC+ Compatible with MKBMS Master boards From 5 to 18 series-connected battery cells per board Daisychain Master/Slave ISOSPI communication Parameters fully programmable through an easy to use graphical user interface 33 ohm balance resistors (0.125A capacity) on all channels Self powered by monitored cells 1.2mV accuracy, -40 to 120C operation Extra low power consumption (Sleep mode = 6uA) Molex SL horizontal connectors for balance & temperature. (Comes with male, female + crimps)       Variant:            LTC6813 : Up to 18 cells voltage monitoring & 1+8 temperature sensors* per slave      *The first temperature channel is used by slave board itself. The following 4 or 8 temperature sensors are not in the package lists but means an interface to connect 8 temp sensors at most.    MKBMS can be roughly divided into three aspects: automobile, industry, and consumption: 1.  Electric vehicles;2.  Electric patrol car;3.  Scenic sightseeing car;4.  Handling robots;5.  Automatic forklift;6.  Electric bicycles;7.  Electric skateboard;8.  Electric tools;9.  Consumer robots, etc.   LTC6813-18S  Package 1X PCBA board LTC6813-18S V1.4 slave board 1X  GH1.25 double head 2P red-black line (for master board)   1X  GH1.25 double head 2P black-white line (for slave board) 1X HY2.0 single head 6P line 1X HY2.0 single head 13P line 1X HY2.0 single head 16P line 4X nylon column 4X nylon nut

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MKBMS is based on the modular BMS of LTC6812, and is connected to one or more slave boards and integrated boards of different sizes through the ISOSPI interface.   MKBMS Function —— Overcharge protection: Yes Over discharge protection: Yes Temperature protection: Yes Thermal management: Yes Balance function: Yes Balance method: passive balance  Battery pack capacity detection: Yes Battery internal resistance detection: Yes Support battery: support almost all lithium batteries such as lithium ion battery, lithium polymer battery, lithium phosphate battery, etc.   LTC6212 15S Slave Board Features —— 1. Aluminum alloy PCB, better heat dissipation effect. 2. Compatible with MKBMS and ENNOID BMS. 3. From 5-15 series-connected battery cells per board. 4. 1+8 temperature sensors per slave. 5. Self-powered by the monitored cells. 6.Ultra-low power consumption, sleep mode=6uA. 7. It can be connected to multiple slave boards to form an integrated board through the ISOSPI interface 8. Daisychain Master / Slave ISOSPI communication 9. 1.2mV accuracy, -40 to 120C operation 10. 33 ohm balance resistors (0.125A capacity) on all channels 11. Scalable & isolated 1000VDC+ 12. Molex SL horizontal connectors for balance & temperature. (Comes with male, female + crimps) *The first temperature channel is used by slave board itself. The following 8 temperature sensors are not in the package lists but means an interface to connect 8 temp sensors at most.   MKBMS Functions: Current and voltage protection: protect the battery pack from overcharge and over discharge, thereby extending the cycle life. Battery health monitoring: monitor the internal resistance of a single battery and the monitoring capacity of the battery pack. Thermal management: Overheating and under-temperature protection. Support batteries: Li-Ion, Li-Polymer, Li-Phosphate Intelligent battery balance: passive balance  Field programmable Current limit calculation Fully programmable CANBUS interface, programmable structure of all CAN messages Drift state of charge Reliability, speed and accuracy Integration with other devices Multiple BMS units connected in series Current sensor support Isolation from fault detection Automotive grade design, automotive grade locking connector Software for data logging and programming   MKBMS can be divided into three aspects: automobile, industry, consumption: Electric vehicles Electric patrol car Scenic sightseeing car Handling robots Automatic forklift Electric two-wheeler AGV forklift Sightseeing car Electric tricycle Electric mobility vehicles RV Solar street light Outdoor energy storage Home energy storage equipment Robotand etc.   Shipping List:  LTC6812-15S  Slave Board Package—— 1X   PCBA board LTC6812-15S slave board 1X  GH1.25 double head 2P red-black line (for master board)   1X  GH1.25 double head 2P black-white line (for slave board) 2X   HY2.0 single head 8P line 1X   HY2.0 single head 16P line 4X   Nylon column 4X   Nylon nut   Specification Size：100 x 60mm Net Weight：31.8g Package Size：140 x110 x 50 mm Package Weight：120g Outer Package Size：160*120*75mm Outer Package Weight ：240g

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MKBMS is based on the modular BMS of LTC6811, and is connected to one or more slave boards and integrated boards of different sizes through the ISOSPI interface.  LTC6211 12S Slave BMS Features —— 1. Aluminum alloy PCB, better heat dissipation effect. 2. Compatible with MKBMS and ENNOID BMS. 3. from 5-12 series-connected battery cells per board. 4. 1+4 temperature sensors per slave. 5. Self-powered by the monitored cells. 6. Ultra-low power consumption, sleep mode = 6uA. 7.It can be connected to multiple slave boards to form an integrated board through the ISOSPI interface 8.Daisychain Master ISOSPI communication 9.1.2mV accuracy, -40 to 120C operation 10.33 ohm balance resistors (0.125A capacity) on all channels 11.Scalable & isolated 1000VDC+ 12.Molex SL horizontal connectors for balance & temperature. (Comes with male, female + crimps) Note:　The first temperature channel is used by slave board itself. The following 4 temperature sensors are not in the package lists,  but means an interface to connect 4 temp sensors at most.  Shipping List: 1X   PCBA board LTC6811-12W-AL V1.2 slave board 2X   GH1.25 double head 2P same direction line 1X   HY2.0 single head 5P line 1X   HY2.0 single head 13P line 4X   Nylon column 4X   Nylon nut  

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This BMS board bundle includes 4-24S only charge BMS Board and BMS adapter.  

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Bundle Sales, saving delivery fee. Package: 1 *150V Master Board  1 *150V To 12V DC-DC Step Down Module  1* EVC 500 Contactor

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