Output curret: 3A. 1x Power Converter. Output wire color: (+)Yellow, (-)Black. Output power:10W. Input wire color : (+)Red, (-)Black. No wiring reverse short-circuit protection for this device. Thin, small size, high efficiency and easy to install.
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CN3903 3A Mini DC-DC Buck Step Down Converter Board Module 5V-30V to 3.3V 5V DC DC Voltage Regulator PCB Board Power Buck Module
Aliexpress UK
Output Rated Power: 180W. Output Current: 30A. 1x DC/DC Converter Regulator. Conversion efficiency: >85%. Shell Material: Die-cast aluminum alloy. Load Regulation: ±2%. 1:High quality thermal silica potting, waterproof, dust-proof, shockproof effect.
eBay
1/5/10PCS LM2596 DC Buck Converter 3.0-40V To 1.5-35V Power Supply Step Down Module
Aliexpress UK
Output curret: 10A. 1x Power Converter. Output wire color: (+)Yellow, (-)Black. Output power:75W. Input wire color : (+)Red, (-)Black. No wiring reverse short-circuit protection for this device. Thin, small size, high efficiency and easy to install.
eBay
6Pcs Mini MP1584EN DC-DC Buck Converter 3A Adjustable Supply 24V To 12V 9V 5V 3V Step-Down Power Module
Aliexpress UK
Short circuit protection: yes. Noise ripple: <150mV. Output current: 1A 2A 4A 6A 8A (optional). Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item.
eBay
Mini DC 9V-36V 12V 24V to DC 5V 5A Car USB Charger Power Supply Module DC-DC Buck Step Down Voltage Converter Board
Aliexpress UK
Output Rated Power: 60W. Output Current: 5A. 1x DC/DC Converter Regulator. 1:High quality thermal silica potting, waterproof, dust-proof, shockproof effect. 4: Waterproof, Shockproof Design.
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1/5/10PCS Mini360 DC-DC HM Buck Converter Step Down Power Supply Module 4.75-23V to 1-17V 340KHz Mini-360 Ultra-small
Aliexpress UK
Output current: 5A. Output power: 25W. Out+: Output positive. In+: Input positive.
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36V 48V 60V 72V 30-90V to 24V 5A 10A 15A 20A DC DC Converter Step Down Voltage Regulator Transformer Bus Truck Car Power Supply
Aliexpress UK
Do not use it for load appliances with excessively high rated power. Plug profile: Wall Mount. Mounting type: Wall Mount. Power source type: Corded Electric. Power source: Corded Electric. Batteries Required?.
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buck 60v 60V-12V 5A-40A 24V 36V 48V 60V 72V to 12V Voltage Regulator Step-down DC DC Converter Car Truck Boat Power Supply
Aliexpress UK
Output power: 480W. Output current: 40A. Type: Power Converter. Lightweight compact, convenient to use and carry;.
eBay
3A Mini DC-DC Buck Step Down Converter Board Module 5V-30V to 3.3V 5V 12V DC DC Voltage Regulator PCB Board Power Buck Module
Aliexpress UK