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

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Specification: Charging Voltage: 6*4.2VCharging Currect: 15ACharging Overcurrent Protection Value: 26ABalance Enable Voltage: 4.125VBattery Balance Current: 25 ± 5mAOvercharge Detection Voltage: 4.25 ± 0.05VOvercharge Release Voltage: 4.15 ± 0.05VDischarge Current: 30ADischarge Overcurrent Protection Value: 66AOver-discharge Detection Voltage: 2.8 ± 0.05VOver-discharge Release Voltage: 3.0 + 0.05VOver-discharge Detection Delay: 1Sshort Circuit Detection Delay: 200-500 μS (The actual results are subject to the customer's return and inspection)Working Temperature Range: -30°C~70°CStorage Temperature Range: -40°C~125°CTemperature Protection: Charging: -10°C~50°C, Discharging: -30°C~70°C (can be customized)Sleep Current (Battery Over-discharge): 10μA

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