Output Power: 72W. Protection Level: IP67. The input current must be greater than or equal to the required power of the output load device (for example, if the power of the load device needs to be 100W, then the input power must be greater than or equal to 100W).
eBay
1PC/4 PCs 5A DC-DC Adjustable Buck Converter XL4015 4 - 38V to 1.25 - 36V Step Down Power Supply Voltage Regulator Power Module
Aliexpress UK
Output Current: 20A 240W. - DC 24V to 12V step-down converter. 1 x DC 24V to 12V step-down converter. Power Model: XW-24-12-240W. Once we know you have not received your item we will investigate the matter fully both internally and with our carriers.
eBay
10-50PCS DC-DC Buck Converter Module Adjustable Step Down Voltage Regulator 5V-30V To 3V 5V for Car Motorcycle Battery Charging
Aliexpress UK
Automatic voltage regulator step-up/step-down converter 5-32V in 1.3-35V out
eBay
AC 220V To DC 5V 1A 2A 5W USB Transformer Voltage Regulator Power Supply Module Step Down Converter 4K Module Wireless Camera
Aliexpress UK
Fuse protector.
eBay
1-50PCS LM317 DC-DC Converter Buck Step Down Circuit Board Module Linear RegulatorAdjustable Voltage Regulator Power Supply
Aliexpress UK
It featues 2-pin input and 3-pin outout; and it is suitable for appliances up to 45W.
eBay
500W Buck Converter 15A DC-DC 12-95V to 1.5-90V Step-Down Power Module CC CV Voltage Regulator Module
Aliexpress UK
Indicator: CC indicator is Red, charging indicator is Red, charging completed the indicator is Blue. (ambient temperature more than 40?. lower power use, or add heat sink) \. CC range :0-2A (adjustable).
eBay
DC8V~40V to 12V 6A 72W Auto Step UP/Down Converter Boost/ Voltage Regulator Module
Aliexpress UK
Maximum output current: 2A. The peak current output current is no more than 2A.
eBay
New 1Pcs XL4015 Mini 5A DC-DC Adjustable Buck Converter 4-38V To 1.25-36V Step Down Power Voltage Regulator Power Module Expand
Aliexpress UK
Plug type: CN standard plug. Maximum output:500W(suitable for electrical appliances under380W). Small size and light weight, ideal for traveling to anywhere, very convenient.
eBay
12V 24V to 5V 3A Power Supply Type-C USB DC-DC Car Power Converter Adapter Step Down Voltage with Reverse Protection
Aliexpress UK