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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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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MAXKGO-SS BMS is a full-featured battery protection board for electric vehicles, light electric vehicles, and electric skateboards. It is an intelligent mini BMS that integrates charging protection, discharge protection, overcurrent protection, temperature protection, and balance protection.（The factory default setting is 12S. If you need to change it, please modify it yourself.） Firmware & software repositories are available click here： MAXKGO Tutorial on MAXKGO BMS settings with VESC Applicable battery voltage Recommended Battery: 6S-12S Operating Voltage Range per Cell: 2V-5V Charging Charging Voltage: 24V-52V Charging Current: ≤50A Maximum Supported Charging Voltage: 60V Minimum Supported Charging Voltage: 14V Overcharge Protection Overcharge Detection Voltage: 2V-5V Overcharge Protection Delay: ≥4ms Overcharge Release Voltage: 2V-5V Discharging Discharge Current: ≤200A Overcurrent Protection for Discharge: ≤200A Discharge Voltage: 24V-52V Overdischarge Protection Overdischarge Detection Voltage: 0-5V Overdischarge Release Voltage: 0-5V Overcurrent Protection Overcurrent Protection Delay for Discharge: ≥4ms Overcurrent Protection Release Condition: Load Disconnect Short Circuit Protection Short Circuit Protection Condition: External Load Short Circuit Short Circuit Detection Delay: 320µs Short Circuit Protection Release Condition: Load Disconnect Balancing Current: 86mA @4.2V Temperature Protection Temperature Protection: -20℃ to +120℃ Operating Temperature Operating Temperature Range: -20℃ to +80℃ Storage Temperature Storage Temperature Range: -20℃ to +100℃ Self-Consumption Operating Current: ≤40mA Sleep Current: ≤100µA BMS  Details Includes: Overcharge Protection, Overdischarge Protection, Overcurrent Protection, Temperature Protection, Battery Capacity Detection, Battery Internal Resistance Detection, Thermal Management, Balancing Function Balancing Method: Active Balancing and Passive Balancing Short Circuit Protection: External Load Short Circuit Short Circuit Protection Recovery: Load Disconnect Battery Support: Supports nearly all lithium batteries including Li-ion, Li-polymer, LiFePO4, etc. BMS Edge Compact layout, ultra-mini size. Automotive-grade monitoring and balancing IC with independent power supply for enhanced reliability. Voltage detection of load, charger, and battery pack. Bidirectional current monitoring. SOC based on Coulomb counting. Humidity sensor and circuit board temperature monitoring. Charger circuit detection capability. Integrated pre-charge circuit. Features power button, USB-Type C, UART, I2C, and isolated CAN bus interfaces. Onboard efficient 3.3V regulator powered by the main battery pack. Uses high-current capacity automotive-grade screw connectors for main power connection. Includes buzzer and LED display. Aluminum alloy shell for improved heat dissipation. Automotive-grade locking mechanism with reverse interlock to ensure secure connections. Compatible with MAXKGO-BMS-TOOL and ENNOID-BMS-TOOL. BMS Safety Features Configurable under-temperature and over-temperature cutoff for charging and discharging. Configurable under/over battery voltage cutoff. Configurable overcurrent cutoff. Configurable minimum pre-charge value. High-side load and charger disconnect. Transient voltage suppression on all inputs. Secondary fuse on all balance channels, USB ports, and power supplies.   Package include： 1* PCB board 1* HY2.0 single-end 10-pin wire 1* HY2.0 single-end 13-pin wire 2* GH1.25 single-end 5-pin wire 1* GH1.25-5P to DuPont wire adapter 1* USB cable, Type-C data cable 1* 2.0MM jumper cap 1* 1.3-inch OLED display LCD module 1* 12MM 3-6V push-button switch 4* M5*8 stainless steel round head screws 2* M5*12 stainless steel round head screws 2* M5 copper nuts 6* M5 purple copper washers 6* 90-degree angled wire terminals T90-6/5 (purple copper) 2* fuses Video:

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Expertly designed, the MAXKGO smart BMS 12S 60V 70A protection board is compatible with both VESC and FSESC® systems. This smart BMS provides superior protection and efficiency for Ebikes, Esk8s, Escooters, and more. With advanced features including VESC compatibility, this BMS ensures maximum performance for all your electric transportation needs. Firmware & software repositories are available click here： MAXKGO Tutorial on MAXKGO BMS settings with VESC Spec: Cell voltage operating range:2V-5V Recommended series cell:6S-12S Charge / discharge voltage:24V-52V Charge Current：≤20A Abs. Max battery voltage: 60V Minimum operating voltage: 14V Continuous charging current: 20A Over charge detect and release voltage: 2V-5V Over charge protection delay: ≥4ms Discharge current: ≤70A Max. Continuous discharge / regen current: 70A  Over discharge detect / release voltage: 0-5V Over current detect delay:≥4ms Discharge over current protection release condition: off load Short Circuit detect voltage:short circuit of external load Short Circuit detect delay: 320us Short Circuit protection release: off load Battery pack capacity and internal resistance detection: Yes Balance current: 86mA @4.2V Temp Protect: -20℃—+120℃ Working Temp Range:-20℃—+80℃ Storage Temp Range: -20℃—+100℃ Working current: ≤40mA Sleeping current: ≤100uA Size: 89 x 40 x 20.8mm Net weight: 106.5g Packing size: 140 x110 x 50 mm Package weight: 303.5g Including outer carton size: 170*120*100mm Weight with outer carton: 380g Feature: Compact layout and mini Using aluminum alloy material shell, better heat dissipation. Automotive grade design, automotive grade locking connector. Configuring and firmware upgrades over USB through the MAXKGO-BMS-TOOL and ENNOID-BMS-TOOL. Automotive grade monitoring & balancing IC with separate power supply for increased reliability Voltages measurements for load, charger & battery pack Bi-directional current monitoring SOC based on coulomb counting Humidity sensor & board temperature monitoring Charger detection circuit Integrated precharge circuit Power button, USB-C, UART, I2C & isolated CAN bus interface On board High-Efficiency 3.3V regulator powered from the main battery pack High current capacity automotive grade screw connectors for main power connections Buzzer & status LED Support:  overcharge/discharge/over current /temperature protection,and have thermal management/balance function(active balance and passive balance). Support:  almost all lithium batteries such as lithium ion battery, lithium polymer battery, lithium phosphate battery, etc. Packing list: 1* PCBA 1* HY2.0 single head 10P line 1* HY2.0 single head 13P line 2* GH1.25 single head 5P cable 1* GH1.25-5P to Dupont line 1* USB cable type-C data cable 1* 2.0MM jumper cap 1* 1.3 inch OLED display LCD screen module 1* 12MM 3-6V key switch 4* M5*8 stainless steel round head screws 4* M5 copper gasket 4* 90 degree angle terminal block T90-6/5  1* XT30 (female) Video: If you need more diagrams for different series, please contact us!

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Firmware & software repositories are available click here： MAXKGO MAXKGO BMS User Manual:MAXKGO Remark: Only Support 6S-28S 12A Smart Only Charge BMS and 6S-24S 150A Smart BMS Maxkgo-BMS Privacy Policy (1)Maxkgo-BMS User Protocol (1) Package Included:  1* MKBMS 6S-24S Smart Bluetooch VESC BMS Board(With aluminum shell) 1* Bluetooth module 1* UART module 1* 1.3 inch OLED display LCD screen module 1* 12MM 3-6V key switch 1* GH1.5 single head 5P line 1* GH1.25-5P to Dupont line 1* PH2.0 single head 13P line 1* PH2.0 single head 12P line 1* PH2.0 single head 8P line Operation Notes: Please ensure the correctness of the wiring sequence, from B0-B12, B13-B24, the voltage increases from low to high in sequence. 1. This BMS is compatible with battery packs up to 24s, which is over 102V when fully charged. Electric shocks from high voltage may cause serious injury.Please pay attention to safety when using.  

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Description： (1) Adopt 32-bit high-performance processor AT32F421, with working frequency 120MHz and maximum motor PWM frequency 128KHz . (2) Adopt high-power MOSFETs and heatsink with good heat dissipation performance in high current. (3) Support multiple motion modes such as uni-direction, bi-direction with braking etc. (4) Support low voltage protection, temperature protection, locked rotor protection, current protection etc. (5) The ESC automatically detects the throttle signal when it is powered on, supports all Dshot signals, and also supports signal protocols such as PWM, Oneshot and Multishot. (6) Visual programming parameter adjustment tool supports motor timing, throttle calibration, current detection, motor steering, telemetry signal and other settings. (7) Widely used in model airplane plant protection machines, multi-rotor drones, RC model ships and cars.  5-12S120A_ESC Parameter： Model MAXKGO 5-12S 120A_ESC Processor AT32F421 Input voltage DC 18V-50.4V（5-12S Lipo） Continuous current (good heat dissipation) 120A Maximum current  (good heat dissipation) 150A Support firmware AM32 Signal protocol Dshot (All),PWM,Oneshot,Multishot,etc. Programming parameter adjustment Support Throttle calibration Support Timing angle setting Support Current detection Support Telemetry signal Support Motor steering settings Support Application scenarios Suitable for multi-axis drones, fixed-wing aircraft models, multi-rotor drones, plant protection machines, model ships, RC model cars, and rock crawlers. 5-12S120A_ESC Features： MINI SizeSupports various protection functions: low-voltage protection, temperature protection, locked-rotor protection, and low-speed protection High-performance ARM 32-bit Cortex-core MCU with an operating frequency of 120 MHz 5-12S 120A ESC Application Fields： Multi Axis UAV (Unmanned Aerial Vehicle) Fixed-wing model aircraft Multi-rotor model aircraft RC model car Model boat Packing List：5-12S120A_ESC Main Unit * 1Heat Shrink Tubing * 5PH2.0 Communication Cable * 1

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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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Video: Only Charge Board does not support discharge protection, please do not discharge through this protection board. Specs: Type: Charge only Cell Chemistry: Li-ion (3.7V nominal) Balance method: Passive balance Series Count: 4S-24S Charge Current: 20A Overcharge Voltage: 4.25V Overcharge Reset: 4.19V Balance: 30-50mA@4.2V Overtemperature: 60°C Overtemperature Reset: 40°C Size: 110*30*11mm Net weight: 30g Package Included: 1* MKBMS 4S-24S 20A Only Charge Board 1* GH2.0 single head 12P line 1* GH2.0 single head 13P line 1* HY2.0 single head 2P cable with thermal protection switch 1* Charging cable with XT60 or XT30 connectors

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Firmware & software repositories are available click here： MAXKGO MAXKGO BMS User Manual:MAXKGO Maxkgo-BMS Privacy Policy (1)Maxkgo-BMS User Protocol (1) Remark:Only Support 6S-28S 12A Smart Only Charge BMS and 6S-24S 150A Smart BMS Specs: ●Type:Smart Charge only ●Cell Chemistry: Li-ion/LiFePO4 ●Number of Battery Strings: 6S-28S ●Charge Current: 12A ●Single cell voltage Sdetection range: 2v-5v,error value:±2mV ●Balance: 28mA@4.2V,Passive balance ●connector:XT30/XT60 ●Short Circuit Protection:Support. ●Bluetooth Function:with Bluetooth ,Support for Android  ●Temperature detection:-30～125℃. ●Voltage support range: 15V-118V ●Abs. Max battery voltage: 120V ●Shutdown Consumption: <80uA ●Quantity of Temperature Detection: 4 Pcs(NTC) ●SoC estimation accuracy:Error:8%(operating conditions). ●Operating power consumption:<40mA(UART/CAN). ●Standby power consumption:<100uA. ●Charge protection Temp: 0°C~100°C ●Charge Temp Reset: 0°C~100°C ●Recommended Working Temp:-20°C~+75°C ●Size: 112.17*33.7*12.8mm Notice:The Each S voltage can only be set to a maximum of 4.2V for 28S battery pack Package Included: 1* MKBMS 6S-28S 12A Smart Only Charge Board(With aluminum shell) 1* Bluetooth module 1* UART module 1* 1.3 inch OLED display LCD screen module 1* 12MM 3-6V key switch 1* GH1.5 single head 5P line 1* GH1.25-5P to Dupont line 1* PH2.0 single head 15P line 1* PH2.0 single head 14P line 1* PH2.0 single head 8P line Wiring Diagram Operation Notes: Please ensure the correctness of the wiring sequence, from B0-B15, B16-B28, the voltage increases from low to high in sequence. This BMS is compatible with battery packs up to 28s, which is over 118V when fully charged. Electric shocks from high voltage may cause serious injury.Please pay attention to safety when using. This device can only be used for charging to reduce the risk of overcharging, but cannot prevent Discharge over-current, short circuit, and over-discharge.

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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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Firmware & software repositories are available click here： MAXKGO Tutorial on MAXKGO BMS settings with VESC Spec: Cell voltage operating range:2V-5V Recommended series cell:18S-24S Charge Voltage:48V-104V Charge Current：≤10A Abs. Max battery voltage: 120V Minimum operating voltage: 28V Continuous charging current: 10A Over charge detect and release voltage: 2V-5V Over charge protection delay: ≥4ms Discharge current: ≤70A Discharge voltage:48V-104V Over discharge detect and release voltage: 0-5V Over current detect delay:≥4ms Discharge over current protection release condition: off load Short Circuit detect voltage:short circuit of external load Short Circuit detect delay: 320us Short Circuit protection release: off load Battery pack capacity and internal resistance detection: Yes Balance current: 50mA @4.2V Temp Protect: -20℃—+120℃ Working Temp Range:-20℃—+80℃ Storage Temp Range: -20℃—+100℃ Working current: ≤40mA Sleeping current: ≤100uA Size: 109 x 40mm Net weight: 126.7g Packing size: 140 x110 x 50 mm Package weight: 370.3g Including outer carton size: 170*120*100mm Weight with outer carton: 420g Feature: Compact layout and mini Using aluminum alloy material shell, better heat dissipation. Automotive grade design, automotive grade locking connector. Configuring and firmware upgrades over USB through the MAXKGO-BMS-TOOL and ENNOID-BMS-TOOL. Automotive grade monitoring & balancing IC with separate power supply for increased reliability Voltages measurements for load, charger & battery pack Bi-directional current monitoring SOC based on coulomb counting Humidity sensor & board temperature monitoring Charger detection circuit Integrated precharge circuit Power button, USB-C, UART, I2C & isolated CAN bus interface On board High-Efficiency 3.3V regulator powered from the main battery pack High current capacity automotive grade screw connectors for main power connections Buzzer & status LED Support overcharge/discharge/over current /temperature protection,and have thermal management/balance function(active balance and passive balance). Support almost all lithium batteries such as lithium ion battery, lithium polymer battery, lithium phosphate battery, etc. Video: If you need wiring diagram of different number of series, pls contact us. 

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Specifications: Model:  2299223-2 Power supply mode:  direct current Voltage:  381V-1000V Coil voltage:  12-24V Terminal pass voltage:  450-900V Long-term passing safety current:  500A Maximum current:  1000A Instantaneous current:  2000A Applicable object:  automotive relay Relay type:  electromagnetic relay   Typical application: DC high voltage high current applications Main contactors for hybrid,full battery electric vehicles and fuel-cell cars Battery charging system MKBMS Battery Management System       Package List: 1x    TE2299223-2 EVC500 Main Contactor 1X     HY2.0 single head 2P line  

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