TZT DC-DC 3A Buck Step-down Power Supply Module 5V-12V 24V to 5V 3.3V 9V 12V Fixed Output High-Current Replace LM2596

$0.27

TZT 3.5A DC-DC Converter Module Buck Step-Down Voltage Regulator Board 4.5V-27V to 3V 3.3V 3.7V 5V 6V 7.5 9V 12V DD2712sa

$0.57

LM317T DC-DC Adjustable Converter Buck Step Down Circuit Board Module Linear Regulator Power Supply with rectifier filter

$0.28

TZT Dual Display DC-DC 5-23V To 0-16.5V 3A Max Step Down Power Supply Buck Converter Adjustable LCD Step-down Voltage Regulator

$2.58

TZT 5V 2A AC-DC Switching Power Module Isolated Power 220V to 5V Switch Step Down Buck Converter Bare Circuit Board 5V2A

$1.26

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

$0.28

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

$0.30

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

$4.09

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

$0.25