Mini DC-DC 12-24V To 5V 3A Step Down Power Supply Module Voltage Buck Converter Adjustable 97.5% 1.8V 2.5V 3.3V 5V 9V 12V

$0.27

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

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

$0.61

TZT DC 6V-40V To 5V 3A Double USB Charge DC-DC Step-down Converter Module For Vehicle Charger LM2596 Dual USB

$0.36

9V 12V 24V to 5V DC-DC Step Down Charger Power Module Dual USB Output Buck Voltage Board 3A Car Charge Charging Regulator 6-26V

$0.33

TZT 5V 2A Solar Panel Power Bank USB Charge Voltage Controller Regulator 6-20V To 5V Step Down Module With LED Indicator

$0.53

DC7-25V to DC3.3V/5V LM2596 Adjustable Step-down Module Regulated Power Supply Module Intelligent Vehicle Power Supply

$2.20

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

TZT DD4012SA 1A DC 5-40V to 3V 3.3V 3.7V 5V 6V 7.5V 9V 12V Regulator DC-DC Step-Down Buck Converter Module Board

$0.31

QC4.0 QC3.0 Type-C DC12-28V 5A 100W Step Down Mobile phone quick charger module for Huawei SCP/FCP Apple PD Qualcomm

$7.66

DC-DC 400W 15A Step Down Buck Converter DC 10V-60V To 0-45V Constant Voltage Constant Current Adjustable Power Supply Module

$4.17

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

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

$0.61

TZT MP1584EN Ultra-small size DC-DC step-down power supply module 3A adjustable step-down module super LM2596 XM1584

$0.27

TZT 2A DC-DC MP4560 Step-down Stabilized Voltage Supply Module Output 8～55V to 12V 9V 5V 3V

$0.50

TZT DC-DC 9V 12V 24V 36V To 5V Step Down Board 5A 4 USB Output Buck Converter Power Supply Module with Aluminum Shell For Phones

$1.74

TZT 5V 700mA(3.5W) isolated switch power supply module AC 220v to 5v DC for Arduino AC-DC buck step-down module 220V turn 5V

$0.45

DC/CC Adjustable 0.2- 9A 300W Step Down Buck Converter 5-40V To 1.2-35V Power Supply Module LED Driver for Arduino

$1.26

LM2596HVS LM2596 power supply module DC-DC BUCK 3A adjustable buck module regulator ultra LM2596S Step down 24V switch 12V 5V 3V

$0.34