![Amazon.com: HiLetgo 2PCS DC-DC Power Buck Module 6V-32V12V24V to QC3.0 Fast Charging Single USB Charging Converter Board : Electronics Amazon.com: HiLetgo 2PCS DC-DC Power Buck Module 6V-32V12V24V to QC3.0 Fast Charging Single USB Charging Converter Board : Electronics](https://m.media-amazon.com/images/I/61pPLSeqSIL._AC_UF894,1000_QL80_FMwebp_.jpg)
Amazon.com: HiLetgo 2PCS DC-DC Power Buck Module 6V-32V12V24V to QC3.0 Fast Charging Single USB Charging Converter Board : Electronics
![Amazon.com: Boost Buck Converter DC-DC 10A 180W 10.5-70V to 2.5-58V Step Up Down Power Supply Module About 90% Conversion Efficiency : Electronics Amazon.com: Boost Buck Converter DC-DC 10A 180W 10.5-70V to 2.5-58V Step Up Down Power Supply Module About 90% Conversion Efficiency : Electronics](https://m.media-amazon.com/images/I/51DUmno85iL.jpg)
Amazon.com: Boost Buck Converter DC-DC 10A 180W 10.5-70V to 2.5-58V Step Up Down Power Supply Module About 90% Conversion Efficiency : 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 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_UF894,1000_QL80_.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: 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://m.media-amazon.com/images/I/41oDKWEa9RL.jpg)
Amazon.com: 20 pcs LM2596 DC-DC Buck Converter Step Down Module Power Supply Output 1.23V-30V : Electronics
![Amazon.com: DCDC Converter, DROK Step Down Voltage Regulator Module DC 4.5-40V 36V 24V to 1.25-37V 12V 9V 5V 3V Variable Buck Converter Adjustable Electronic Power Supply Volt Reduce Transformer Stabilizer Board : Amazon.com: DCDC Converter, DROK Step Down Voltage Regulator Module DC 4.5-40V 36V 24V to 1.25-37V 12V 9V 5V 3V Variable Buck Converter Adjustable Electronic Power Supply Volt Reduce Transformer Stabilizer Board :](https://m.media-amazon.com/images/I/71+KEcolACL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: DCDC Converter, DROK Step Down Voltage Regulator Module DC 4.5-40V 36V 24V to 1.25-37V 12V 9V 5V 3V Variable Buck Converter Adjustable Electronic Power Supply Volt Reduce Transformer Stabilizer Board :
![Amazon.com: MakerHawk 4pcs USB DC-DC Voltage Buck Regulator Step Down Power Supply Module 9V 12V 24V to 5V Dual USB Output Buck Voltage Board 3A 6-26V Car Charge Charging Regulator : Electronics Amazon.com: MakerHawk 4pcs USB DC-DC Voltage Buck Regulator Step Down Power Supply Module 9V 12V 24V to 5V Dual USB Output Buck Voltage Board 3A 6-26V Car Charge Charging Regulator : Electronics](https://m.media-amazon.com/images/I/71PKgEd4JEL._AC_UF894,1000_QL80_.jpg)
Amazon.com: MakerHawk 4pcs USB DC-DC Voltage Buck Regulator Step Down Power Supply Module 9V 12V 24V to 5V Dual USB Output Buck Voltage Board 3A 6-26V Car Charge Charging Regulator : Electronics
![Amazon.com: DZS Elec DC-DC Buck Converter Module 5.3-32V 24v to 1.2-32V 5v 9v 12v 12A 160W Large Power Adjustable Step Down Voltage Regulator CC CV Power Supply with LCD Display : Electronics Amazon.com: DZS Elec DC-DC Buck Converter Module 5.3-32V 24v to 1.2-32V 5v 9v 12v 12A 160W Large Power Adjustable Step Down Voltage Regulator CC CV Power Supply with LCD Display : Electronics](https://m.media-amazon.com/images/I/61NrHf0MQPL._AC_UF894,1000_QL80_.jpg)
Amazon.com: DZS Elec DC-DC Buck Converter Module 5.3-32V 24v to 1.2-32V 5v 9v 12v 12A 160W Large Power Adjustable Step Down Voltage Regulator CC CV Power Supply with LCD Display : Electronics
![Amazon.com: ATNSINC 4Pack LM2596 DC-DC Buck Converter, Adjustable Step Down Voltage Regulator 3-40V to 1.5-35V High Efficiency Power Supply Volt Reducer Transformer Module : Electronics Amazon.com: ATNSINC 4Pack LM2596 DC-DC Buck Converter, Adjustable Step Down Voltage Regulator 3-40V to 1.5-35V High Efficiency Power Supply Volt Reducer Transformer Module : Electronics](https://m.media-amazon.com/images/I/71hH9gLJFKL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: ATNSINC 4Pack LM2596 DC-DC Buck Converter, Adjustable Step Down Voltage Regulator 3-40V to 1.5-35V High Efficiency Power Supply Volt Reducer Transformer Module : Electronics
![Amazon.com: DROK® DC-DC Buck Converter 12V/24V to 5V 5A/25W Step-Down Voltage Transformer Volt Regulator Power Supply Inverter Module Voltage Drop Transfer Board SR Waterproof for Car Auto Vehicle Motor etc : Electronics Amazon.com: DROK® DC-DC Buck Converter 12V/24V to 5V 5A/25W Step-Down Voltage Transformer Volt Regulator Power Supply Inverter Module Voltage Drop Transfer Board SR Waterproof for Car Auto Vehicle Motor etc : Electronics](https://m.media-amazon.com/images/I/71q68RA6OKL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: DROK® DC-DC Buck Converter 12V/24V to 5V 5A/25W Step-Down Voltage Transformer Volt Regulator Power Supply Inverter Module Voltage Drop Transfer Board SR Waterproof for Car Auto Vehicle Motor etc : Electronics
![Amazon.com: Teyleten Robot 100W 6A DC-DC Buck Converter 10-90V 12V 24V 36V 48V 60V 72V 86 to 1.5V-60V 5V 15V 19V Step-Down Power Voltage Regulator Module : Electronics Amazon.com: Teyleten Robot 100W 6A DC-DC Buck Converter 10-90V 12V 24V 36V 48V 60V 72V 86 to 1.5V-60V 5V 15V 19V Step-Down Power Voltage Regulator Module : Electronics](https://m.media-amazon.com/images/I/712HqSb7AuL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Teyleten Robot 100W 6A DC-DC Buck Converter 10-90V 12V 24V 36V 48V 60V 72V 86 to 1.5V-60V 5V 15V 19V Step-Down Power Voltage Regulator Module : Electronics
![Amazon.com: Maxmoral 2pcs DC-DC Buck Converter Power Module 3A Adjustable Step-Down LM2596 Voltage Regulator 24V to 12V 5V 3V : Electronics Amazon.com: Maxmoral 2pcs DC-DC Buck Converter Power Module 3A Adjustable Step-Down LM2596 Voltage Regulator 24V to 12V 5V 3V : Electronics](https://m.media-amazon.com/images/I/71XjQOBpkrL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Maxmoral 2pcs DC-DC Buck Converter Power Module 3A Adjustable Step-Down LM2596 Voltage Regulator 24V to 12V 5V 3V : Electronics
![Amazon.com: DROK® LM2596 Analog Control Buck Converter DC-DC Step-down Transformer Voltage Regulator Module 36V 24V 12V to 5V 2A Power Inverter Volt Stabilizer with Red LED Display Voltmeter Board Input/Output Voltage : Amazon.com: DROK® LM2596 Analog Control Buck Converter DC-DC Step-down Transformer Voltage Regulator Module 36V 24V 12V to 5V 2A Power Inverter Volt Stabilizer with Red LED Display Voltmeter Board Input/Output Voltage :](https://m.media-amazon.com/images/I/71u5sPpUV9S._AC_UF1000,1000_QL80_.jpg)
Amazon.com: DROK® LM2596 Analog Control Buck Converter DC-DC Step-down Transformer Voltage Regulator Module 36V 24V 12V to 5V 2A Power Inverter Volt Stabilizer with Red LED Display Voltmeter Board Input/Output Voltage :
![Amazon.com: HiLetgo 5pcs DC-DC Buck Step Down Module 6-20V 12V/20V to 5V 3A USB Charger Module : Electronics Amazon.com: HiLetgo 5pcs DC-DC Buck Step Down Module 6-20V 12V/20V to 5V 3A USB Charger Module : Electronics](https://m.media-amazon.com/images/I/71eTYfgqAPL._AC_UF894,1000_QL80_.jpg)
Amazon.com: HiLetgo 5pcs DC-DC Buck Step Down Module 6-20V 12V/20V to 5V 3A USB Charger Module : Electronics
![Amazon.com: Yizhet 5 Pack LM2596S Buck Converter DC to DC Converter High Efficiency Voltage Regulator 3.0-40V to 1.5-35V Buck Converter Adjustable Power Supply Module : Electronics Amazon.com: Yizhet 5 Pack LM2596S Buck Converter DC to DC Converter High Efficiency Voltage Regulator 3.0-40V to 1.5-35V Buck Converter Adjustable Power Supply Module : Electronics](https://m.media-amazon.com/images/I/715GmYdSiuL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Yizhet 5 Pack LM2596S Buck Converter DC to DC Converter High Efficiency Voltage Regulator 3.0-40V to 1.5-35V Buck Converter Adjustable Power Supply Module : Electronics
![Amazon.com: DC DC Buck Boost Converter Variable Voltage Regulator CC CV 0.5-30V 4A 5V 6V 12V 24V Power Module Adjustable Voltage Regulated Laboratory Power Supply : Electronics Amazon.com: DC DC Buck Boost Converter Variable Voltage Regulator CC CV 0.5-30V 4A 5V 6V 12V 24V Power Module Adjustable Voltage Regulated Laboratory Power Supply : Electronics](https://m.media-amazon.com/images/I/51dkpvwbo5S._AC_UF894,1000_QL80_.jpg)
Amazon.com: DC DC Buck Boost Converter Variable Voltage Regulator CC CV 0.5-30V 4A 5V 6V 12V 24V Power Module Adjustable Voltage Regulated Laboratory Power Supply : Electronics
![Amazon.com: diymore Synchronous Buck Converter 200W 15A DC-DC 8-60V to 1-36V Power Supply Step Down Module : Electronics Amazon.com: diymore Synchronous Buck Converter 200W 15A DC-DC 8-60V to 1-36V Power Supply Step Down Module : Electronics](https://m.media-amazon.com/images/I/71mDCZuwW6L._AC_UF894,1000_QL80_.jpg)
Amazon.com: diymore Synchronous Buck Converter 200W 15A DC-DC 8-60V to 1-36V Power Supply Step Down Module : Electronics
![Amazon.com: [2-Pack] Adjustable DC-DC Buck Boost Converter Automatic Wide Voltage Regulator XL6009 DC to DC 5-32 V to 1.25-35 V Voltage Module : Electronics Amazon.com: [2-Pack] Adjustable DC-DC Buck Boost Converter Automatic Wide Voltage Regulator XL6009 DC to DC 5-32 V to 1.25-35 V Voltage Module : Electronics](https://m.media-amazon.com/images/I/71DNEUuQTkL.jpg)
Amazon.com: [2-Pack] Adjustable DC-DC Buck Boost Converter Automatic Wide Voltage Regulator XL6009 DC to DC 5-32 V to 1.25-35 V Voltage Module : Electronics
![Amazon.com: eBoot Mini MP1584EN DC-DC Buck Converter Adjustable Power Supply Module 24V to 12V 9V 5V 3V (6 Pack) : Electronics Amazon.com: eBoot Mini MP1584EN DC-DC Buck Converter Adjustable Power Supply Module 24V to 12V 9V 5V 3V (6 Pack) : Electronics](https://m.media-amazon.com/images/I/81xQqmUVUwL._AC_UF894,1000_QL80_.jpg)
Amazon.com: eBoot Mini MP1584EN DC-DC Buck Converter Adjustable Power Supply Module 24V to 12V 9V 5V 3V (6 Pack) : Electronics
![Amazon.com: DC-DC Buck Voltage Regulator Module 6-24V 12V/24V to 5V 3A USB Charger Module Buck Converter Regulator (10) : Electronics Amazon.com: DC-DC Buck Voltage Regulator Module 6-24V 12V/24V to 5V 3A USB Charger Module Buck Converter Regulator (10) : Electronics](https://m.media-amazon.com/images/I/81HxAyBPwgL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: DC-DC Buck Voltage Regulator Module 6-24V 12V/24V to 5V 3A USB Charger Module Buck Converter Regulator (10) : Electronics
![Amazon.com: HiLetgo 2pcs LM2596 Adjustable DC-DC Step Down Buck Power Convert Module 4.0-40V Input to 1.25-37V Output with LED Voltmeter Display : Electronics Amazon.com: HiLetgo 2pcs LM2596 Adjustable DC-DC Step Down Buck Power Convert Module 4.0-40V Input to 1.25-37V Output with LED Voltmeter Display : Electronics](https://m.media-amazon.com/images/I/71z+qzs0JpL._AC_UF894,1000_QL80_.jpg)
Amazon.com: HiLetgo 2pcs LM2596 Adjustable DC-DC Step Down Buck Power Convert Module 4.0-40V Input to 1.25-37V Output with LED Voltmeter Display : Electronics
![2 Pack] DC-DC 5A Buck Converter 4-38V to 1.25-36V Step-Down Voltage Regulator High Power Module with LED Display 2 Pack] DC-DC 5A Buck Converter 4-38V to 1.25-36V Step-Down Voltage Regulator High Power Module with LED Display](https://m.media-amazon.com/images/I/81B5cVzimsL._AC_UF894,1000_QL80_.jpg)
2 Pack] DC-DC 5A Buck Converter 4-38V to 1.25-36V Step-Down Voltage Regulator High Power Module with LED Display
![Amazon.com: DC-DC Buck Converter Adjustable Power Module 24V 18V 12V to 9V Fixed Output, Pack of 2 : Electronics Amazon.com: DC-DC Buck Converter Adjustable Power Module 24V 18V 12V to 9V Fixed Output, Pack of 2 : Electronics](https://m.media-amazon.com/images/I/71rWVdZUVmL._AC_UF1000,1000_QL80_.jpg)