MKBMS 4-14S_80A BMS board is a full-function Li-ion battery protection board with passive balance. The continuous current can reach to 80A. It supports overcharge protection, overcharge protection, over current protection, ,over temperature protection, short circuit protection, etc. Extensive evaluation of e-bike, e-skateboard,electric motorcycles, e-scooters, electric balance cars and other fields. Parameters:  Feature: Wiring : same port or different ports（When using the charging and discharging same port, disconnect the p-） Balance function, fully activate the battery capacity No need to adjust parameters, the operation is easier Metal heat sink, more stable performance With locking cable arrangement, the wiring is more secure Function: 1 .Over charge protection Over discharge protection Overcurrent protection Short circuit protection Temperature control protection Balanced protection Static protection Load detection function Application : Electric skateboard Electric bicycle Smart balance car Electric Scooter Forklift Cleaning car Sightseeing car Three-wheels car  Shipping list: 1X MKBMS（4/7/10/13/14）S 80A Li-ion BMS Board 1X GH2.0 single head（5/8/11/14/15）P line（with buckle） Operational matters: Please ensure the correctness of the wiring sequence during wiring.Please arrange the lines in order from B0-B14.After the battery is fully powered, the voltage will reach a maximum of 100V. There is a risk of electric shock, so please pay attention to protection.    

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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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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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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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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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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 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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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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Product Description-- Charging current: <60A Discharge current: < 150A Internal resistance: ≤15mΩ   Charging voltage: The number of Li-ion battery in series connection X 4.2VWiring : same port or different ports（When using the charging and discharging same port, disconnect the p-）   Overcharge protection—— Detection voltage: 4.25±0.025V Detection delay: 1000±500MS Release voltage: 4.15±0.05V   Over-discharge voltage protection—— Detection voltage: 2.75±0.1V Detection delay: 1000±500MS Release voltage: 3.0±0.1V   Balanced voltage—— Detection voltage: 4.15±0.025V Detection delay: 100±50MS Balance current: 42±5MA   Over discharge current protection—— Detection voltage: 50±15MV Detection delay: 1000±500MS Current protection: 300±50A 450±50A 600±60A   Short circuit protection-- Trigger condition: external short circuit Detection delay: 300us Release condition: disconnect the load   Temperature control protection—— Charge and discharge over-temperature protection: 55℃ Charge and discharge high temperature release temperature: 75℃ Release condition:During normal working temperature          Self-consumption—— Working power consumption: <35UA Over-discharge power consumption(Sleeping State): <10UA Operating temperature range: -30°~+80°C   Product Features-- Overcharge protection Over discharge protection Over current protection Balanced protection Temperature control protection Applicable for 8-14S battery   Size:121*50*12.8mm Net weight:244g Weight: 331.5g   Package: 1* PCBA board 1*HY2.0 single head 15P line   Wiring diagram  

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Specification MAXKGO DCDC 450V to 12V Step-down Power Supply Module is a high-voltage DC-DC converter from 450V to 12V and can provide a DC current of 4.2A. The input voltage can support the range of 150V-450V.The out voltage is equipped with a fine adjustment that be adjusted with a range of 11.8V-12.2V DC. The converter has good stability and reliability and is widely used in various occasions that require high-voltage conversion to low-voltage. Feature Output characteristics Input voltage：100-450V DC Output voltage：12V/4.2A Output voltage accuracy：±1% Ioading effect：10%~100%Ionom  △Voutnom≤±0.2% Source effect ：Vinmin~Vinmax △Voutnom≤±0.2% Ripple：100mV Conversion efficiency：80% （Typical value） Temperature Coefficient：≤±0.02%/℃（Maximum） Security features Isolation voltage：Vin~Vout   Vin~FG   Vout~FG   All are 500vdc/min Insulation resistance：≥100MΩ Protective function：Short circuit protection（self-recovery） Environmental characteristics Working temperature：-25 ~ +85℃ Storage temperature：-40 ~ +105℃ Relative humidity：10RH ~ 90RH Implementation standards Electromagnetic Compatibility:IEC100、EN61000 Safety：UL1950、IEC950  Features High power density, small size Multiple protection function Enhanced electromagnetic compatibility design, can work in strong electromagnetic environment Integrated potting process, anti-corrosion, moisture-proof and shock-proof Good thermal conductivity and reliability Application MAXKGO Master-slave BMS Energy storage Photovoltaic New energy vehicles Widely used in various occasions requiring DCDC conversion Shipping list 1X    MAXKGO DC-DC 450V to 12V Converter 1X    GH2.0 single head 2P cable（With buckle） 1X   power cable Operational matters Please ensure the correctness of the wiring sequence when wiring. The input voltage will reach a maximum of 450V. There is a risk of electric shock, so please pay attention to protection.

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Specifications :  Firmware: 5.2 (supporting firmware upgrade)  Continuous current: 150A; instantaneous current: 200A (values depend on the mounting and ambient temperature around the device!)  Voltage: 14V-60V ( Cells: 4-13S; safe for 4S to 12S, voltage spikes may not exceed 60V! )  BEC: 5V@1.5A; ERPM: 150000  Supported sensors: Sensorless Supported Modes: BLDC, FOC (sinusoidal)  Control Interface Ports: USB UART  Input Set Support: PPM, ADC, NRF, UART  Regenerative capacity: Yes Programmable: Yes   Power Wire: 8AWG 1200mm / Motor Wire: 8AWG 170mm   Size: 103.5x67.6x27.5mm(Including aluminum case)  Features:  1.Fully sealed with IP68 water-proof rate.  VESC ESC: based on vesc6, programmable via VESC_TOOL and support real-time data read.  2.6-layer 3oz special PCB plate with good heat dissipation, support rated current 150Amps. 3.Adopting CPU STM32F405 with the structure of ARM Cortex-M4 allows CPU clock speed.  4.Support three control modes: Current / Dutycycle / Speed.  5.Multiple protection functions: low voltage protection, high voltage protection, over-current protection, temperature abnormally protection, mosfets over-temperature protection over 80 ℃.  6.Compact size with high efficiency: 103.5x67.6x27.5mm.  Wiring Diagram: 

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