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 Add to Cart SKU: GY21041-1
$3.00
$4.29
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3.7V to 5V/9V/12V 2A Boost/Buck Lithium Battery Charger and Discharger with Adjustable Voltage 1.Description:   1>.Up to 1A programmable linear charging current   2>.Used for a single 3.7V lithium battery, fully charged with 4.2V   3>.Constant current/constant voltage charging with over temperature pr... $2.79
$3.99 Add to Cart SKU: GY21036-1
$2.79
$3.99
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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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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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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 Add to Cart SKU: GY21034-1
$3.91
$5.59
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DC-DC 8A Power Supply Step Down Module CVCC 10V-70V to 5V-58V Buck Voltage Converter 1.Description:   It is a DC-DC 8A Power Supply Step Down Module CVCC 10V-70V to 5V-58V Buck Voltage Converter. 2.Feature:   1>.The high thermal conductivity aluminum substrate adjustment meter is convenient for the ... $12.59
$17.99 Add to Cart SKU: GY20757-1
$12.59
$17.99
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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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DC 5-30V 35W 4A Adjustable Step UP Down Power Supply Module, DC-DC Buck Boost Converter, CCCV Voltage Converter Solar Charging DC-DC Buck Boost Converter, Adjustable Voltage Regulator, DC 5-30V 35W 4A Power Supply Module Step Up Down Transformer with LCD Display Variable Protection Support Solar Charging Feature: 1. GOOD HEAT DISSIPATION: Automatic liftin... $11.19
$15.99 Add to Cart SKU: GY20918-1
$11.19
$15.99
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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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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 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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1000W DC-DC 50A Step Down Power Supply Module 25V-90V to 2.5V-50V Buck Voltage Converter 1.Description:    It is a 1000W DC-DC 50A Step Down Power Supply Module 25V-90V to 2.5V-50V Buck Voltage Converter. 2.Feature:   1>.Wide voltage input   2>.The output voltage is adjustable   3&... $34.99
$49.99 Add to Cart SKU: GY20859-1
$34.99
$49.99
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1200W High Power DC to DC Boost Converter, DC 10-36V to 12-80V Step Up Transformer, Adjustable Charging Power Supply for Electric Vehicles and Solar Power Description: 1.High Power DC to DC Boost Converter: This module with a function of constant voltage and constant current. It can be used to provide charge for electronic devices. Suitable for voltage stabilization of solar panels, char... $16.51
$23.59 Add to Cart SKU: GY20301
$16.51
$23.59
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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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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-DC 15A Power Supply Step Down Module CVCC 4V-32V to 1.2V-32V Buck Voltage Converter Synchronous Rectifier 1.Description:    It is a DC-DC 15A Power Supply Step Down Module CVCC 4V-32V to 1.2V-32V Buck Voltage Converter Synchronous rectifier. 2.Feature:   1>.Support Short circuit protection   2>.Support Ov... $6.29
$8.99 Add to Cart SKU: GY20756-1
$6.29
$8.99
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DC-DC Step Down Power Supply Module 6V-12V to 5V1A/5V3A 2CH Independent Voltage Converter for 8-Channel Servo Motor 1.Description:    It is a DC-DC Step Down Power Supply Module 6V-12V to 5V 1A /5V 3A 2CH Independent Voltage Converter for 8CH Servo Motor. 2.Feature:   1>.Two independent voltage stabilizer   2>.Supp... $4.19
$5.99 Add to Cart SKU: GY20912-1
$4.19
$5.99
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Lithium Battery Charging Controller Active Equalizer Energy Transfer Board for 3pcs Ternary Polymer Lithium Battery 1.Description:    It is a Lithium Battery Charging Controller Active Equalizer Energy Transfer Board for 3pcs Ternary Polymer Lithium Battery. 2.Feature:   1>.Lithium active balanced energy transfer board &nb... $4.68
$6.69 Add to Cart SKU: GY20903-1
$4.68
$6.69
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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-DC Step Down Power Supply Module Voltage Converter 6V-24V to 5V/3.3V Buck Module for Smart Car 1.Description:    It is a DC-DC Step Down Power Supply Module Voltage Converter 6V-24V to 5V/3.3V Buck Module for Smart Car. Suitable for college students, engineers, technicians, factory personal DIY, electronic enthu... $5.15
$7.35 Add to Cart SKU: GY20891-1
$5.15
$7.35
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