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The product is intended for specialists and requires qualified and authorized personnel. The product does not include assembly/use instructions . Putting the product into operation by unqualified persons leads to the loss of the warranty according to the Terms and Conditions on the site.
The specified technical parameters (current, power, etc.) represent maximum allowable values under ideal operating conditions. For safe use and optimal lifespan, it is recommended to operate the product continuously at no more than 50% of the specified maximum values.
Step-down voltage converter, 12-24V to 5V, 3A, 15W, with USB-C
Quickly powers USB-C devices from 12-24V sources, car, batteries, or solar systems, providing stable 5V up to 3A, 15W. Efficient buck converter with up to 91% efficiency, featuring overcurrent, short circuit, and overheating protection, compact design for easy integration into DIY projects, boats, or mobile installations.
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The buck step-down voltage module is designed to power devices with a USB-C port from higher voltage sources, such as 12V or 24V batteries. It accepts an input voltage in the range of 8 - 30 VDC and provides a stable 5V output through a USB-C connector, with a maximum current of 3A (15W), sufficient for charging mobile phones, tablets, Raspberry Pi devices, navigation systems, or other equipment powered via USB.
The converter uses a high-efficiency buck integrated circuit (up to 91%) and includes protections against overload, reverse polarity, short circuit, and overheating. Due to its small size, the module can be easily integrated into DIY projects, solar systems, boats, or used as a portable backup power source.
Specifications:
Input voltage: 8 – 32 VDC (recommended 12V or 24V)
Output voltage: 5 VDC
Maximum output current: 3A (continuous, with passive cooling)
Maximum power: 15W
Efficiency: up to 91%
Protections: Overcurrent, short circuit, overtemperature, reverse polarity
Output connector: USB-C
Dimensions: 63 x 27 x 14 mm
Weight: 50g
Pinout:

| Pin | Description |
|---|---|
| VCC | Power supply 8-32 VDC |
| GND | Ground |
| USB-C | 5 VDC Output |
Usage:
Connect the wires to the power source, check the output voltage, and then power the desired device through the USB-C cable.
- Supply Voltage
- Maximum Input Voltage
- Minimum Output Voltage
- Maximum Output Voltage
- Source Type
- descend
- Current Adjustment
- Not
- Voltage Adjustment
- Not
- Adjustment Type
- Fixed
- Maximum Output Current
Produs destinat utilizarii in proiecte electronice, automatizari, prototipare, educatie si cercetare.
Produsul trebuie utilizat numai conform specificatiilor tehnice mentionate in descriere si/sau in documentatia produsului.
Avertismente generale de siguranta:
Nu utilizati produsul la tensiuni, curenti sau temperaturi peste valorile specificate.
Montajul si conectarea trebuie realizate de persoane cu cunostinte tehnice minime in domeniul electric/electronic.
Evitati scurtcircuitele, inversarea polaritatii si conectarea gresita a alimentarii.
Nu lasati produsul alimentat nesupravegheat in timpul testelor.
Produsul nu este jucarie si nu este destinat copiilor.
Pentru modulele electronice, se recomanda utilizarea in carcase, panouri sau montaje protejate, dupa caz.
Identificare produs:
Denumirea produsului, codul/SKU-ul si caracteristicile tehnice sunt mentionate in pagina produsului si/sau pe eticheta ambalajului.
Producator / Importator / Distribuitor:
Sigmanortec S.R.L.
Calea Bucuresti nr. 9, Targu Jiu, Gorj, Romania
E-mail: [email protected]
Website: www.sigmanortec.ro
Persoana responsabila in UE:
Sigmanortec S.R.L.
Calea Bucuresti nr. 9, Targu Jiu, Gorj, Romania
E-mail: [email protected]
Documentatie si siguranta:
Pentru informatii suplimentare, fise tehnice, declaratii de conformitate sau instructiuni, ne puteti contacta la [email protected].