DC-DC 5A Step UP Power Supply Boost Adjustable Voltage Converter Module 4-40V to 6-50V Solar Charging 1.Description:    it is a DC-DC 5A Step UP Power Supply Boost Adjustable Voltage Converter Module 4-40V to 6-50V Solar Charging. 2.Feature:   1>.Support adjustable output voltage   2>.Support display ... $4.89
$6.99 Add to Cart SKU: GY20742-1
$4.89
$6.99
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12V 5A Switching Power Supply Board, DC-DC 60W Step Down Power Supply Module, 36V-75V to 12V 5000mA Buck Voltage Converter 1.Description:    It is a 12V/5A DC-DC Step Down Power Supply Module 60W 36V-75V to 12V 5000mA Buck Voltage Converter.   2.Feature:   1>.Wide input voltage range   2>.Support input under... $12.25
$17.50 Add to Cart SKU: GY20829-1
$12.25
$17.50
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DC 12V Battery Charging Monitor Overcharge Controller Battery Voltage Protector 1.Description:   It is a battery charging control board.When the battery voltage is lower than the set undervoltage value,the controller will automatically turn on the power supply to charge the battery;when the battery voltage ... $6.99
$9.99 Add to Cart SKU: GY20586
$6.99
$9.99
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AC-DC 10W Step Down Power Supply AC 85V-265V to 5V 2A Voltage Converter 1.Description:    It is a AC-DC 10W Step Down Power Supply AC85V-265V to 5V 2A Voltage Converter, the power supply is isolated industrial grade built-in switching power supply, with temperature protection, overcurrent and sho... $4.19
$5.99 Add to Cart SKU: GY20730-1
$4.19
$5.99
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Battery Charge Discharge Controller DC 1V-99V Battery Voltage Monitor Protector Lithium/Lead-Acid Battery Tester 1.Description:    It is a Battery Charge/Discharge Controller DC 1V-99V Battery Voltage Monitor Protector Lithium/Lead-Acid Battery Tester. 2.Feature:   1>.Protection Prevents battery overcharge   2>.... $10.49
$14.99 Add to Cart SKU: GY20773-1
$10.49
$14.99
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22.5V Bi-directional 5-USB Charging Module Mobile Power Supply Module for QC4 PD3.0 1.Description:    It is ai 22.5V Bi-directional 5-USB Charging Module Mobile Power Supply Module for QC4+PD3.0.   2.Feature:   1>.Supports overvoltage protection   2>.Support output over... $6.76
$9.65 Add to Cart SKU: GY20904-1
$6.76
$9.65
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DC Power Supply Filter Module 35V 5A Low-pass Filter Voltage Regulator Module 1.Description:   The DC power filter module is a low-pass filter module designed by a combination of inductors and capacitors. It is suitable for power supplies with large ripples and can effectively reduce power supply ripples. ... $9.09
$12.99 Add to Cart SKU: GY20689
$9.09
$12.99
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AC-DC Step Down Power Supply AC 85V-265V to 5V 2A EMC Voltage Converter 1.Description:    It is a AC-DC switching power supply.This power supply has mounting holes,input and output with EMI filter circuit,  temperature protection, short circuit protection and overload over-voltage protection... $4.55
$6.50 Add to Cart SKU: GY20728-1
$4.55
$6.50
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DC 12V Battery Overdischarge Monitor 20A Under Voltage Controller Battery Voltage Protector 1.Description:   It is a battery overdischarge protection module.It can set the undervoltage and overvoltage values.When the battery voltage is lower than the undervoltage value or higher than the overvoltage value,the module wi... $6.99
$9.99 Add to Cart SKU: GY20585
$6.99
$9.99
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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 Add to Cart SKU: GY21059-1
$5.59
$7.99
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AC-DC Isolated Power Supply Module AC110V 220V to 12V 2A 2000mA Voltage Converter 1.Description:    It is a AC-DC Isolated Power Supply Module AC110V 220V to 12V 2A 2000mA Voltage Converter. 2.Feature:   1>.Support short circuit protection   2>.Support overload protection   ... $4.68
$6.69 Add to Cart SKU: GY20792-1
$4.68
$6.69
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DC Voltage Power Display Module, 12V 24V 36V 48V 72V Battery Capacity Monitor, 7V-80V Voltage Tester Alarm 1.Description: XH-M241 is a Programmable Battery Capacity Monitor which can not only supports lithium battery, lead-acid battery, LiFePO4 battery, but also used for other types of batteries and power supply, also can support multiple b... $7.69
$10.99 Add to Cart SKU: GY20709
$7.69
$10.99
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DC-DC 300W MPPT Boost Buck Voltage Converter, CVCC LCD Display Step UP/Down Power Supply Module Solar Charger 1.Description:    It is a DC-DC 300W MPPT Boost Buck Voltage Converter CVCC LCD Display Step UP/Down Power Supply Module Solar Charger. It can be used in Solar charging, lithium battery charging, LED constant current drive, r... $34.99
$49.99 Add to Cart SKU: GY20822-1
$34.99
$49.99
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Wireless Remote Control Switch DC 12V Relay Module Lockless Self-locking Delay Controller 1.Description:    It is a Wireless Remote Control Switch DC 12V Relay Module Lockless/Self-locking/Delay Controller. 2.Feature:   1>.Smart, convenient and safe   2>.Stable and reliable performance &... $6.29
$8.99 Add to Cart SKU: GY20767-1
$6.29
$8.99
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DC 12V-24V Ultrasonic Range Finder Module Relay Switch 5-500cm Adjustable Distance Tester for Alarm 1.Description:    It is a DC12V-24V Ultrasonic Range Finder Module Relay Switch 5-500cm Adjustable Distance Tester for Alarm. 2.Feature:   1>.High measurement accuracy   2>.Strong anti-interference ... $19.59
$27.99 Add to Cart SKU: GY20850-1
$19.59
$27.99
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AC-DC 24W Isolated Power Supply Module AC 110V 220V to 24V 1A Voltage Converter 1.Description:    It is a AC-DC 24W Isolated Power Supply Module AC110V 220V to 24V 1A Voltage Converter. 2.Feature:   1>.Support short circuit protection   2>.Support overload protection   3&g... $4.68
$6.69 Add to Cart SKU: GY20793-1
$4.68
$6.69
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3.7V 4.2V to 5V 18650 Lithium Battery Charging Module USB Boost Board Mobile Power Board DIY 1.Description:   1>.Ultra small size, almost all mobile power supply enclosures can be easily installed   2>.Support lithium battery undervoltage protection and output short circuit protection   3>.Ultra low... $3.75
$5.35 Add to Cart SKU: GY21042-1
$3.75
$5.35
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Coulometer Lead-acid Battery Voltage Monitor, Battery Capacity Monitor, 30A Charge/Discharge Controller 6V-60V LCD Display 1.Description: ZK-J30 is a high-precision current acquisition type battery meter, also known as a coulomb meter with 30A relay switch control output. It can display the real-time capacity and charging/discharging time of the battery in... $11.19
$15.99 Add to Cart SKU: GY21224-1
$11.19
$15.99
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15W USB Electronic Load Tester Aging Discharger Battery Capacity Tester 1.Description:   LC-USB-Load-15W is a electronic load, the purpose of constant current input is achieved through the power consumption of the transistor, the heat of the heater and the fan. 2.Feature:   1>.Adjust po... $6.29
$8.99 Add to Cart SKU: GY20690
$6.29
$8.99
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3A Boost Buck Charging Module for 2/3/4-Cell Batteries 1.Description:   1>.Support 1-4 series of lithium-ion batteries   2>.Resistance adjustment of charging current (input and battery terminals)   3>.3A maximum charging current   4>.Resistance regulat... $5.59
$7.99 Add to Cart SKU: GY21035-1
$5.59
$7.99
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