TZT DIY Electric Unit High quality C-D C CC CV Buck Converter Step-down Power Module 7-32V to 0.8-28V 9A 300W XL4016

$1.23

TZT 24V/12V To 5V/5A 25W DC-DC Buck Step Down Power Supply Module Synchronous Rectification Power Converter

$1.18

TZT 4A Mini DC-DC Buck Converter 4.5V-16V 9V 12V to 5V 3.3V Step-down Power Voltage Regulator Module Efficiency 98%

$1.15

TZT 9V 12V 24V to 5V 3A USB step-down voltage regulator module DC-DC Converter Phone Charger Car Power Supply Module charger

$1.12

XH-M404 DC 4-40V 8A 200W Voltage Regulator Module Digital PWM Adjustabl DC-DC Step Down Voltage Regulator DC XL4016E1

$1.11

1PCS 5A 75W Adjustable 5A CC/CV Power Step-down Charge Module LED Driver USB Voltmeter Ammeter Voltage Regulator

$1.09

Automatic Protection! 5A Max DC-DC XL4015 Step Down Buck Power Supply Module Adjustable CC/CV Lithium Charge Board for Arduino

$1.08

TZT XL4015 High power 5A 75W DC-DC Adjustable Step-down Charger Module Step Down Buck Converter LED Driver with Red Voltmeter

$0.96

USB DC Step-Down Module 12V 24V To QC2.0 QC3.0 Fast Charge Mobile Phone Charging Board For Apple Huawei FCP Quick Charger

$0.93

TZT DC 9V 12V 24V 36V 48V 72V 84V 120V to 5V 3A Step Down Module Power Supply dc dc converter Buck Converter step up converte

$0.88

XL4016 PWM Adjustable 4-36V To 1.25-36V Step-Down Board Module Max 8A 200W DC-DC Step Down Buck Converter Power Supply

$0.82

USB DC Step Down Module Isolated Power Supply Buck Converter Stabilizer 12V 24V 36V 48V 72V to 5V 1A

$0.80

TZT LM2596 DC 4.0~40 to 1.3-37V Adjustable Step-Down Power Module + LED Voltmeter DC/DC

$0.73

LM2596 BUCK 3A DC-DC Voltage Adjustable Step Down Module 4.0~40V to 1.25-37V Adjustable Regulator With LED Voltmeter

$0.73

Replace LM2596S DC-DC 24V/12V To 5V 5A Step Down Power Supply Buck Converter Adjustable USB Step-down Charging Module For Phone

$0.71

TZT LM2596T LM2596HV DC-DC adjustable step-down 3A power Supply module DC 5V-50V,3A Large current Large power

$0.70

DC 7-32 To 1.5-30V 3A 30W DC-DC Adjustable Step-Down Power Module Synchronous Rectification Over LM2596 With Heat Sink

$0.64

LM2596 LM2596S power module + LED Voltmeter DC-DC adjustable step-down power supply module with digital display

$0.61

LM2596 LM2596S power module + LED Voltmeter DC-DC adjustable step-down power supply module with digital display

$0.61

TZT 3W DC IN 7-30V OUT 700mA LED Lamp Driver Support PMW Dimmer DC-DC 7.0-30V to 1.2-28V Step Down Buck Converter Module

$0.59