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5pcs 5V Step Up Boost Converter Power Supply Module Lithium Charging Protection Board Module for DIY Charger Product Introduction: 1.Input Voltage:3.7V~5.5V 2.Charging Current:1A(max) 3.Output Current:1A(max) 4.Output voltage:5V 5.BAT Discharging Stop Voltage: 2.9V 6.Discharging Efficiency:85% (input 3.7V output 5V/1A)... $2.09
~~$2.99~~ SKU: 12718
$2.09
~~$2.99~~
31

Battery Charger Discharger Board Undervoltage Overvoltage Charge Protection Board Charging Discharging Module Description Battery charge and discharge module integrated voltmeter, undervoltage and overvoltage protection timing charge and discharge with communication function. Module Highlights: 1. Battery charge and discha... $4.75
~~$6.79~~ SKU: 12325
$4.75
~~$6.79~~
30

4S 10A 14.8V 16.8V 18650 Li-ion Lithium Battery Charger BMS Protection PCB Board Description: Lithium battery protection board. It is used to protect the battery to prevent the battery from being over-discharged or over-charged during use, resulting in battery damage. Features: 1>. Small size. 2>. Si... $3.49
~~$4.99~~ SKU: 13229
$3.49
~~$4.99~~
31

10A Lithium Battery Charger Controller Protection Board DC 6-60V LCD Display Description: Battery charging control module automatically controls battery charging and discharging to protect battery. Features: 1>.LCD display 2>.Display battery voltage 3>.Percentage of electri... $5.24
~~$7.49~~ SKU: 13285
$5.24
~~$7.49~~
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Charging Control Module 30A LCD Display Storage Lithium Battery Charger Control Switch Protection Board 6-60V Description: Battery charging control module automatically controls battery charging and discharging to protect battery. Features: 1>.LCD display 2>.Display battery voltage 3>.Percentage of electrici... $6.29
~~$8.99~~ SKU: 13284
$6.29
~~$8.99~~
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XH-M604 Charge Control Module DC 6-60V Battery Protection Board Controller for Lithium/Lead-acid Battery Solar Panel Description: This digital battery charging protection switch is specially designed for the DC6-60V battery. On-board momentary push button to set the charging initiation voltage and charging stop voltage, when the battery voltag... $7.69
~~$10.99~~ SKU: 11314
$7.69
~~$10.99~~
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DC 12V-24V Voltage Detection Charging Discharge Monitor Relay Switch Battery Charging Control Battery Protection Board Product Introduction: 1.Model:XH-M603 2.Input Voltage:DC 10-30V 3.Display Precision:0.1V 4.Control Precision:0.1V 5.Output Type:direct output 6.Voltage Tolerance:+/-0.1V 7.Application Fields:12-24V storage battery 8.Size:... $5.31
~~$7.59~~ SKU: 11313
$5.31
~~$7.59~~
31

Power-OFF Protection Module Automatic Switching Module UPS Emergency Cut-off Battery Power Supply 12V to 48V Control Board Description: This is a power outage automatic switch module for 12V-48V battery. Parameters: No. Parameter Value 1 Product model X804 2... $3.49
~~$4.99~~ SKU: 13145
$3.49
~~$4.99~~
31

DC3.7V-120V Lead-acid Battery Voltage Monitor, Lithium Battery Charge Discharge Controller Protection Board 1.Description: The battery control charging module is a module that controls the power supply of the charger. It can realize automatic power off after the battery voltage exceeds the preset value. 2.Feature: 1>.Su... $5.25
~~$7.50~~ SKU: GY21163-1
$5.25
~~$7.50~~
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DC6V-120V 30A Lead-acid Battery Voltage Monitor, Lithium Battery Charge Discharge Controller Protection Board 1.Description: The battery charging control module is a module that controls the power supply of the charger. It can realize automatic power off after the battery voltage exceeds the preset value. 2.Feature: 1>.Su... $6.65
~~$9.50~~ SKU: GY21162-1
$6.65
~~$9.50~~
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DC8V-60V Battery Voltage Monitor, Lithium Battery Undervoltage Protector Discharge Controller Protection Board 1.Description: It is a battery discharge monitor. It can be used for discharge safety protection of various accumulators and lithium batteries. It can effectively protect the battery from over-discharge, thus affecting the servic... $11.19
~~$15.99~~ SKU: GY21138-1
$11.19
~~$15.99~~
31

Battery Voltage Monitor, DC 12V Low Voltage Disconnect Switch Over Charge Discharge Controller Protection Board for DC 0-99.9V Lead Acid Lithium Battery 1.Description: It is a DC 0-99.9V Battery Charge Discharge Voltage Monitor. It can input voltage from DC 0-99.9V Battery with relay switch output which can controller DC or AC various equipment. It can set battery discharg... $5.59
~~$7.99~~ SKU: GY21059-1
$5.59
~~$7.99~~
31

6A 3 Series 18650 Lithium Battery Protection Board 10.8V 11.1V 12V 12.6V Overcharge Overcurrent Protection Module 1.Description: Equipped with over charging, over discharging, over current, and short circuit protection functions Suitable for 3.7V lithium batteries of various capacities and shapes Small si... $3.00
~~$4.29~~ SKU: GY21041-1
$3.00
~~$4.29~~
30

2A 5V Lithium Battery Charging Boosting Module with Protection Board TYPE-C Battery Charging Power Step Up Module 1.Description: 1>.Small volume and high power 2>.With double layer charging and discharging protection 3>.5V automatic switching between charging and discharging 4>.Maximum 3.1A output curr... $3.91
~~$5.59~~ SKU: GY21034-1
$3.91
~~$5.59~~
30

DIY Kit Power Amplifier Speaker Sound Protection Circuit Board Startup Delay DC Detection Electronic DIY Kits 1.Description: The horn protection board has the functions of power on delay (about 3 seconds) and DC protection (starting voltage is about 1V). The board circuit is simple, easy to make, and job security and reliable to... $4.19
~~$5.99~~ SKU: GY21023-1
$4.19
~~$5.99~~
31

Lead-acid Battery Voltage Monitor Lithium Battery Charge/Discharge Controller Protection Board 6V-60V LCD Display 12V 18V 24V 36V 48V 1.Description: XY-CD63 is a DC 6V-60V 30A Battery Charge Discharge Voltage Monitor with case. It is a discharge protector when the battery is connected to the input terminals. It is also a charging protector when the battery is conne... $11.19
~~$15.99~~ SKU: GY20526
$11.19
~~$15.99~~
31

3PCS 12V 18650 Lithium Battery Protection Board 25A Overcurrent,Overcharge and Overdischarge Protection with Equalization Board 1.Description: It is a lithium battery protection board.It is to protect the charged and discharged battery and prevent the battery from damaging the battery due to overcharging or over-discharging. 2.Feature: 1).It ... $6.85
~~$9.79~~ SKU: GY19472
$6.85
~~$9.79~~
30

Dual Channel Stereo Loudspeaker Delay Protection Board AC 12V-18V / DC 12V-25V 5A 1.Description: It is a two-channel stereo delay protection board. It can be safely supplied with the power amplifier board public power supply, and will not cause the noise floor to reduce the signal-to-noise ratio. Even the pow... $9.79
~~$13.99~~ SKU: GY19172
$9.79
~~$13.99~~
31

Lithium Battery Charge Controller Battery Protection Board XY-CD60L 6V-60V LCD Display Battery Charging Control Board 1.Description: XY-CD60L is a battery charge and discharge controller module. It can be used for DC 6V~60V any one lithium/lead-acid battery. 2.Features: 1>.Multi-function test instrum... $6.99
~~$9.99~~ SKU: 15077
$6.99
~~$9.99~~
30

XY-CD60 Lithium Battery Charge Controller Battery Protection Board 6V-60V LCD Display Battery Charging Control Board 1.Description: XY-CD60 is a battery charge and discharge controller module. It can be used for DC 6V~60V any one lithium/lead-acid battery. 2.Features: 1>.Multi-function test ins... $6.99
~~$9.99~~ SKU: 14854
$6.99
~~$9.99~~
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