LM2596 Module. LM2596 Module With Display. Model Non-isolation Buck. Gain Wave Peak 100mv. Model 3A DC-DC Adjustable Step-Down Module. It is suggested that when the power is more than 15W, heat sink should be added to strengthen heat dissipation.
eBay
ZK-10022 CNC Step-Down DC Adjustable Stabilized Voltage Power Supply 0-125V 22A 1500W Constant Voltage Constant Current Module
Aliexpress UK
Adjustable power adapter. 15 PCS PLUGS. Safer power adapter. Gives a safe charging. Free accessories. USA,Canada, United Kingdom, Austrilia, France, Germany, Spain, Ireland, Italy, Other E urope countries.
eBay
Nixie Tube Boost Converter Module DC-DC 3.3V-20V TO 150-300V 160V 170V Adjustable High Voltage Power supply Magic Eye Glow CLOCK
Aliexpress UK
Adjustable Power Adapter. DC 3-12V (Adjustable)/3-24V(Adjustable). Output current AC 100-240V 50/60HZ. 8Pcs DC Connector as photo show. We do our best to resolve any issue. We will do everything we can to give you a satisfying solution.
eBay
SK120 36V 6A 120W Buck Converter CC CV Voltage Current Step-Down Module LCD Adjustable Regulated Stabilized Voltage Power Supply
Aliexpress UK
[AC/DC Power Adapter] Input: AC 100-240v 50 60hz. Max current: 2A (compatible with 200mA / 300mA / 500mA / 600mA / 800mA / 1000mA ). Why is 30W ?. Adapter is 24W max + USB 6W. When using USB alone, it is 5V 2.1A max.
eBay
For Makita 18v Battery Adjustable Kit CNC Adjustable DC Stabilized Voltage Power Supply Constant (Tools Only）
Aliexpress UK
The adaptor does not support if your device requires center negative. 6 DC Plugs of different sizes are easy to connect and practical to use. (Note: DC Plug Polarity: inner Positive(+), outer Negative(-), Polarity is Not reversible.).
eBay
RK6006 RK6006-BT 60V 6A DC Voltage Regulator Adjustable Step Down Voltage Power Supply Stabilized Buck Converter
Aliexpress UK
Output: 3-12V/2A. 1 x Power Adapter. Output Cable Length: 1m/39.37" (Approx.). Due to the light and screen setting difference, the item's color may be slightly different from the pictures.
eBay
SK150C 150W DC DC Buck Boost Converter 7-36V Power Module Adjustable Regulated Laboratory Voltage Power Supply
Aliexpress UK
Output power: natural heat dissipation 35W, enhanced heat dissipation 50W. Soft start: Yes (the module with a large power load may fail when it starts). Output over-power protection (0-50W adjustable, default 50W).
eBay
Nixie Tube Booster Module DC 12V 24V TO 90-250V 160V 170V Adjustable Boost High Voltage Power Supply Drive Glow Clock Magic Eye
Aliexpress UK
Thoroughly tested. Ensure safe use of electricity. Output :DC 3-12V / 9-24V adjustable. Output current :5A/3A. Dc plug :5.5MM 2.5MM. Power :72W(9-24V) / 60W(3-12V). Product Type.
eBay
8A Automatic DC-DC Step Up Step Down Buck Boost Converter Module Adjustable Constant Current Voltage Power Supply Module DC5-30V
Aliexpress UK