![Amazon.com: 2Pcs AC/DC to DC Step Down Buck Converter AC 5-30V DC 5-48V 24V 36V 48V to DC 2.5-35V 12V Voltage Regulator Board 2A Adjustable Volt Power Supply Module Delinx : Electronics Amazon.com: 2Pcs AC/DC to DC Step Down Buck Converter AC 5-30V DC 5-48V 24V 36V 48V to DC 2.5-35V 12V Voltage Regulator Board 2A Adjustable Volt Power Supply Module Delinx : Electronics](https://m.media-amazon.com/images/I/61JO36wYD+L._AC_SL1000_.jpg)
Amazon.com: 2Pcs AC/DC to DC Step Down Buck Converter AC 5-30V DC 5-48V 24V 36V 48V to DC 2.5-35V 12V Voltage Regulator Board 2A Adjustable Volt Power Supply Module Delinx : Electronics
![Amazon.com: D-PLANET [4-PACK] 5A DC-DC Adjustable Buck Converter 4~38v to 1.25-36v Step Down Power Supply High Efficiency Voltage Regulator Module : Electronics Amazon.com: D-PLANET [4-PACK] 5A DC-DC Adjustable Buck Converter 4~38v to 1.25-36v Step Down Power Supply High Efficiency Voltage Regulator Module : Electronics](https://m.media-amazon.com/images/I/71hsjeaahRL._AC_SY355_.jpg)
Amazon.com: D-PLANET [4-PACK] 5A DC-DC Adjustable Buck Converter 4~38v to 1.25-36v Step Down Power Supply High Efficiency Voltage Regulator Module : Electronics
![Amazon.com: 10x Mini 3A DC-DC Converter Step Down Module Adjustable 3V 5V 16V Power for RC : Electronics Amazon.com: 10x Mini 3A DC-DC Converter Step Down Module Adjustable 3V 5V 16V Power for RC : Electronics](https://m.media-amazon.com/images/I/41a5tuCkqtL._AC_.jpg)
Amazon.com: 10x Mini 3A DC-DC Converter Step Down Module Adjustable 3V 5V 16V Power for RC : Electronics
![Amazon.com: DC-DC Step Down Converter, High Voltage Step Down Power Supply Module, Mini 2.1A Power Converter Module Voltage Regulator, DC 10-80V to DC 3.3V-15V (3.3V) : Electronics Amazon.com: DC-DC Step Down Converter, High Voltage Step Down Power Supply Module, Mini 2.1A Power Converter Module Voltage Regulator, DC 10-80V to DC 3.3V-15V (3.3V) : Electronics](https://m.media-amazon.com/images/I/61juR0De9-L._AC_SY355_.jpg)
Amazon.com: DC-DC Step Down Converter, High Voltage Step Down Power Supply Module, Mini 2.1A Power Converter Module Voltage Regulator, DC 10-80V to DC 3.3V-15V (3.3V) : Electronics
![Amazon.com: DAOKI 10Pcs Step-Down Power Supply Module Mini DC-DC 12-24V to 5V 3A Voltage Buck Converter Adjustable 1.8V 2.5V 3.3V 5V 9V 12V : Electronics Amazon.com: DAOKI 10Pcs Step-Down Power Supply Module Mini DC-DC 12-24V to 5V 3A Voltage Buck Converter Adjustable 1.8V 2.5V 3.3V 5V 9V 12V : Electronics](https://m.media-amazon.com/images/I/71acd+Kx+iL._SX342_.jpg)
Amazon.com: DAOKI 10Pcs Step-Down Power Supply Module Mini DC-DC 12-24V to 5V 3A Voltage Buck Converter Adjustable 1.8V 2.5V 3.3V 5V 9V 12V : Electronics
![Amazon.com: [2 Pack] DC-DC 5A Buck Converter 4-38V to 1.25-36V Step-Down Voltage Regulator High Power Module with LED Display : Electronics Amazon.com: [2 Pack] DC-DC 5A Buck Converter 4-38V to 1.25-36V Step-Down Voltage Regulator High Power Module with LED Display : Electronics](https://m.media-amazon.com/images/I/81B5cVzimsL._AC_SY355_.jpg)
Amazon.com: [2 Pack] DC-DC 5A Buck Converter 4-38V to 1.25-36V Step-Down Voltage Regulator High Power Module with LED Display : Electronics
![Amazon.com: JacobsParts XL4015 5A DC Buck Step Down Voltage Converter Constant Current Adjustable Power Module (2-Pack) : Electronics Amazon.com: JacobsParts XL4015 5A DC Buck Step Down Voltage Converter Constant Current Adjustable Power Module (2-Pack) : Electronics](https://m.media-amazon.com/images/I/711PBgP6dxL._AC_SY355_.jpg)
Amazon.com: JacobsParts XL4015 5A DC Buck Step Down Voltage Converter Constant Current Adjustable Power Module (2-Pack) : Electronics
![Amazon.com: Diymore 2pcs 20A 300W CC CV Step Down Module Adjustable DC 6-40V to 1.2-36V Voltage Regulator Buck Converter Constant Current Power Supply Module : Electronics Amazon.com: Diymore 2pcs 20A 300W CC CV Step Down Module Adjustable DC 6-40V to 1.2-36V Voltage Regulator Buck Converter Constant Current Power Supply Module : Electronics](https://m.media-amazon.com/images/I/71zhHvPL9iL._AC_SL1500_.jpg)
Amazon.com: Diymore 2pcs 20A 300W CC CV Step Down Module Adjustable DC 6-40V to 1.2-36V Voltage Regulator Buck Converter Constant Current Power Supply Module : Electronics
![Amazon.com: Dc-Dc Converter 20A 300W Step Up Step Down Buck Boost Power Adjustable Charger Board Module : Electronics Amazon.com: Dc-Dc Converter 20A 300W Step Up Step Down Buck Boost Power Adjustable Charger Board Module : Electronics](https://m.media-amazon.com/images/I/51hlIMg8uxL._SX342_.jpg)
Amazon.com: Dc-Dc Converter 20A 300W Step Up Step Down Buck Boost Power Adjustable Charger Board Module : Electronics
![Amazon.com: UCTRONICS DC 6V 9V 12V 24V to DC 5V 5A Buck Converter Module, 9-36V Step Down to USB 5V Transformer Dual Output Voltage Regulator Board [2 Pack] : Electronics Amazon.com: UCTRONICS DC 6V 9V 12V 24V to DC 5V 5A Buck Converter Module, 9-36V Step Down to USB 5V Transformer Dual Output Voltage Regulator Board [2 Pack] : Electronics](https://m.media-amazon.com/images/I/71uGHakQM5L._AC_SY355_.jpg)
Amazon.com: UCTRONICS DC 6V 9V 12V 24V to DC 5V 5A Buck Converter Module, 9-36V Step Down to USB 5V Transformer Dual Output Voltage Regulator Board [2 Pack] : Electronics
![Amazon.com: Buck Converter 12v to 5v, DROK 5A USB Voltage Regulator DC 9V-36V Step Down to DC 5V-5.3V 5.2V 3.5-6A Volt Transformer Power Supply Module for Phone Fast Charging : Electronics Amazon.com: Buck Converter 12v to 5v, DROK 5A USB Voltage Regulator DC 9V-36V Step Down to DC 5V-5.3V 5.2V 3.5-6A Volt Transformer Power Supply Module for Phone Fast Charging : Electronics](https://m.media-amazon.com/images/I/71iXPR7KhoL._AC_SY355_.jpg)
Amazon.com: Buck Converter 12v to 5v, DROK 5A USB Voltage Regulator DC 9V-36V Step Down to DC 5V-5.3V 5.2V 3.5-6A Volt Transformer Power Supply Module for Phone Fast Charging : Electronics
![Amazon.com: DC to DC Boost Converter 12V/3.5A DC-DC Step-up Boost Voltage Converter Module 3V 3.3V 3.7V 5V to 12V Adjustable Voltage Regulator : Electronics Amazon.com: DC to DC Boost Converter 12V/3.5A DC-DC Step-up Boost Voltage Converter Module 3V 3.3V 3.7V 5V to 12V Adjustable Voltage Regulator : Electronics](https://m.media-amazon.com/images/I/61WpFZGKTHL._SX342_.jpg)
Amazon.com: DC to DC Boost Converter 12V/3.5A DC-DC Step-up Boost Voltage Converter Module 3V 3.3V 3.7V 5V to 12V Adjustable Voltage Regulator : Electronics
![Amazon.com: DC Buck Converter, DROK DC to DC Step Down Power Supply Module 10V-65V to 0-60V 0-12A Adjustable Voltage Regulator Transformer Board with LED Display for Volt Reducer : Electronics Amazon.com: DC Buck Converter, DROK DC to DC Step Down Power Supply Module 10V-65V to 0-60V 0-12A Adjustable Voltage Regulator Transformer Board with LED Display for Volt Reducer : Electronics](https://m.media-amazon.com/images/I/714Sfh-rjIL._AC_SY355_.jpg)
Amazon.com: DC Buck Converter, DROK DC to DC Step Down Power Supply Module 10V-65V to 0-60V 0-12A Adjustable Voltage Regulator Transformer Board with LED Display for Volt Reducer : Electronics
![Amazon.com: 10 pcs LM2596 DC-DC Buck Converter Step Down Module Power Supply Output 1.23V-30V : Electronics Amazon.com: 10 pcs LM2596 DC-DC Buck Converter Step Down Module Power Supply Output 1.23V-30V : Electronics](https://m.media-amazon.com/images/I/41nf1Dhkg7L._AC_SY355_.jpg)
Amazon.com: 10 pcs LM2596 DC-DC Buck Converter Step Down Module Power Supply Output 1.23V-30V : Electronics
![Amazon.com: DC-DC Buck Converter Step Down Module, 30A 800W High Power Constant Voltage Module 12V24V36V48V Adjustable Buck Converter Step Down Voltage Regulator Module : Electronics Amazon.com: DC-DC Buck Converter Step Down Module, 30A 800W High Power Constant Voltage Module 12V24V36V48V Adjustable Buck Converter Step Down Voltage Regulator Module : Electronics](https://m.media-amazon.com/images/I/61l1Bv0cXmL._AC_SS450_.jpg)
Amazon.com: DC-DC Buck Converter Step Down Module, 30A 800W High Power Constant Voltage Module 12V24V36V48V Adjustable Buck Converter Step Down Voltage Regulator Module : Electronics
![Amazon.com: Cllena DC 24V Step Down to 12V 85A 1020W DC/DC Voltage Converter Regulator Waterproof Buck Transformer Power Supply : Electronics Amazon.com: Cllena DC 24V Step Down to 12V 85A 1020W DC/DC Voltage Converter Regulator Waterproof Buck Transformer Power Supply : Electronics](https://m.media-amazon.com/images/I/710UGilFoLL._AC_SY355_.jpg)
Amazon.com: Cllena DC 24V Step Down to 12V 85A 1020W DC/DC Voltage Converter Regulator Waterproof Buck Transformer Power Supply : Electronics
![Amazon.com: 20 pcs LM2596 DC-DC Buck Converter Step Down Module Power Supply Output 1.23V-30V : Electronics Amazon.com: 20 pcs LM2596 DC-DC Buck Converter Step Down Module Power Supply Output 1.23V-30V : Electronics](https://images-na.ssl-images-amazon.com/images/I/41oDKWEa9RL._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_PIStarRatingFOUR%2CBottomLeft%2C360%2C-6_SR600%2C315_ZA17%2C445%2C290%2C400%2C400%2CAmazonEmberBold%2C12%2C4%2C0%2C0%2C5_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Amazon.com: 20 pcs LM2596 DC-DC Buck Converter Step Down Module Power Supply Output 1.23V-30V : Electronics
![Amazon.com: D-FLIFE 2pcs 20A 300W CC CV Step Down Module Adjustable DC 6-40V to 1.2-36V Voltage Regulator Buck Converter Constant Current Power Supply Module : Electronics Amazon.com: D-FLIFE 2pcs 20A 300W CC CV Step Down Module Adjustable DC 6-40V to 1.2-36V Voltage Regulator Buck Converter Constant Current Power Supply Module : Electronics](https://m.media-amazon.com/images/I/71XOpOvwZnL._AC_SX425_.jpg)
Amazon.com: D-FLIFE 2pcs 20A 300W CC CV Step Down Module Adjustable DC 6-40V to 1.2-36V Voltage Regulator Buck Converter Constant Current Power Supply Module : Electronics
![Amazon.com: GoolRC 300W 20A DC-DC Buck Converter Step Down Module DC 6-40V to DC 1.2-36V Adjustable Voltage Constant Current Module Electrolytic Capacitor : Electronics Amazon.com: GoolRC 300W 20A DC-DC Buck Converter Step Down Module DC 6-40V to DC 1.2-36V Adjustable Voltage Constant Current Module Electrolytic Capacitor : Electronics](https://m.media-amazon.com/images/I/61f54QnKT0L._AC_SY355_.jpg)
Amazon.com: GoolRC 300W 20A DC-DC Buck Converter Step Down Module DC 6-40V to DC 1.2-36V Adjustable Voltage Constant Current Module Electrolytic Capacitor : Electronics
![Amazon.com: DC-DC Buck Converter Step Down Voltage Regulator DC 4.5V-30V to 0.8V-12V Buck Converter Constant Voltage Constant Current Adjustable Power Supply Module Amazon.com: DC-DC Buck Converter Step Down Voltage Regulator DC 4.5V-30V to 0.8V-12V Buck Converter Constant Voltage Constant Current Adjustable Power Supply Module](https://m.media-amazon.com/images/I/6115C-d4FbL.jpg)
Amazon.com: DC-DC Buck Converter Step Down Voltage Regulator DC 4.5V-30V to 0.8V-12V Buck Converter Constant Voltage Constant Current Adjustable Power Supply Module
![Amazon.com: DC-DC Buck Converter Step Down Module, DC 6.5V-60V to 1.25-30V Maximum 10A Adjustable Power Supply Voltage Regulator Module, Voltage Step Down Converter Board : Electronics Amazon.com: DC-DC Buck Converter Step Down Module, DC 6.5V-60V to 1.25-30V Maximum 10A Adjustable Power Supply Voltage Regulator Module, Voltage Step Down Converter Board : Electronics](https://m.media-amazon.com/images/I/61YmSl8TerS._AC_SY355_.jpg)
Amazon.com: DC-DC Buck Converter Step Down Module, DC 6.5V-60V to 1.25-30V Maximum 10A Adjustable Power Supply Voltage Regulator Module, Voltage Step Down Converter Board : Electronics
![Amazon.com: 15A 200W Adjustable DC-DC Step Down Converter Buck Module 60V Adjustable Voltage Stabilized Synchronous Rectification Module : Electronics Amazon.com: 15A 200W Adjustable DC-DC Step Down Converter Buck Module 60V Adjustable Voltage Stabilized Synchronous Rectification Module : Electronics](https://m.media-amazon.com/images/I/412r8zwck-L._SX425_.jpg)
Amazon.com: 15A 200W Adjustable DC-DC Step Down Converter Buck Module 60V Adjustable Voltage Stabilized Synchronous Rectification Module : Electronics
![Amazon.com: DC-DC Buck Converter, Icstation Step Down Module 5.3V-32V to 1.2V-32V 12A Voltage Regulator with LCD Display Voltmeter Transformer Reducer : Electronics Amazon.com: DC-DC Buck Converter, Icstation Step Down Module 5.3V-32V to 1.2V-32V 12A Voltage Regulator with LCD Display Voltmeter Transformer Reducer : Electronics](https://m.media-amazon.com/images/I/71Xn4YXnZ4L._AC_SY355_.jpg)
Amazon.com: DC-DC Buck Converter, Icstation Step Down Module 5.3V-32V to 1.2V-32V 12A Voltage Regulator with LCD Display Voltmeter Transformer Reducer : Electronics
![Amazon.com: DZS Elec 2PCS LM2596 DC-DC Step Down Variable Volt Regulator Input 3.2V-40V Output 1.25V-35V Adjustable Buck Converter Electronic Voltage Stabilizer Power Supply Module : Electronics Amazon.com: DZS Elec 2PCS LM2596 DC-DC Step Down Variable Volt Regulator Input 3.2V-40V Output 1.25V-35V Adjustable Buck Converter Electronic Voltage Stabilizer Power Supply Module : Electronics](https://m.media-amazon.com/images/I/71Ci8E6uVTL._AC_SY355_.jpg)
Amazon.com: DZS Elec 2PCS LM2596 DC-DC Step Down Variable Volt Regulator Input 3.2V-40V Output 1.25V-35V Adjustable Buck Converter Electronic Voltage Stabilizer Power Supply Module : Electronics
![Amazon.com: USB Buck Converter, DROK 4pcs DC-DC Step Down Module 6-32V 12V 24V to 5V QC 3.0 Charging Module Power Supply Voltage Regulator Volt Transformer Board : Electronics Amazon.com: USB Buck Converter, DROK 4pcs DC-DC Step Down Module 6-32V 12V 24V to 5V QC 3.0 Charging Module Power Supply Voltage Regulator Volt Transformer Board : Electronics](https://m.media-amazon.com/images/I/71nkb5ksmYL._AC_SL1500_.jpg)