Best Modul 35w 3a Cc 2026

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Last Updated - 22.07.2026

Best Choice

01

Elprico

Elprico Multifunctional Power Converter, 35W 3A CC CV Boost Step Up/Down Converter DC-DC 5V-30V to 0.5V-30V, Professional Power Converter for Circuits

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9.8

Exceptional

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Main highlights

Stable performance: This boost module can increase or decrease the voltage and maintain a stable output voltage.
Specification and application: it has a fairly low output ripple voltage, e.g. B. 20mV when the output is 12V, 3A. This is ideal for powering speakers, audio amplifiers, artificial circuits, etc.
Protection function: supports overcurrent protection at the input, undervoltage protection at the input and the reverse protection on the MOS input.
Note: Red and blue light lights up with constant current when charging, blue light only lights up when charging with constant voltage, blue and green light lights up when it is almost fully charged, green light only lights up when fully charged.
Easy to use: Input 5 V to 30 V and charge storage batteries, lithium batteries, AA batteries or the LED brightness at constant current.

20,29 €
Value for Money

02

NOENNULL

Module 35W 3A CC CV Boost Step Up Down Converter

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9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

This boost/module can increase or decrease voltage and maintain stable output voltage
The output ripple is relatively low, e.g. B. 20mV when the output is 12V and 3A, which is excellent for powering speakers, audio amplifiers, artificial circuits, etc
Red and blue light light up with constant current when charging, blue light only light up when charging with constant voltage, blue and green light will glow when almost fully charged, green light only light up when fully charged
It supports input overcurrent protection, input undervoltage protection and MOS input reverse protection
Input 5V to 30V and it can charge a storage battery, lithium battery or rechargeable AA battery or adjust the LED brightness with constant current

17,99 €
03

Tyenaza

Converter Module, Voltage Regulator 35W 3A CC CV Boost/Buck Step Up/Down Converter DC-DC 5V-30V to 0.5V-30V for Power Supply of Speakers, Audio Amplifiers

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9.6

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Red & Blue Light:Red and blue light will light up when constant charging, blue light only lights up at constant voltage, blue and green light on when almost fully charged, green light only when fully charged
Output ripple voltage: 20mV (at 12V 3A output); Input voltage: 5V~30V; Output voltage: 0.5V~30V; Output current: 3A (or 4A if heat dissipation improves); Output power: 35W (or 60W with improved heat dissipation)
Orientation It has a fairly low output ripple voltage, for example 20mV at 12V 3A, which is ideal for powering speakers, audio amplifiers, artificial circuits, etc
Features: This boost/buck module can increase or decrease the voltage and maintain stable output voltage
5V to 30V: input 5V to 30V and it can adjust storage batteries, lithium batteries, AA rechargeable batteries or constant current LED brightness

13,29 €
04

APKLVSR

APKLVSR DC-DC Buck Boost Power Converter Automatic Step Up/Down, Buck Boost Converter Display, 5.5-30V 12V to 0.5-30V 5V 24V, 3A 35W Voltage Converter

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9.5

Excellent

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Main highlights

【Safety Protection】: LC filter, low output ripple, input reverse polarity protection, does not burn through, short circuit protection, low voltage protection.
【LCD Display】: The voltage regulator module uses an LCD design and can switch the display of input voltage, output voltage, output current and output power; the resolution of the voltage display is 0.05V, the resolution of the current display is 0.005A.
【DC DC Buck Boost Converter Module】The input voltage range of buck boost converter is DC 5.5-30V; the output voltage range is DC 0.5-30V and can be adjusted arbitrarily; the output current range is 0-3A and can be adjusted arbitrarily, when heat dissipation is improved, it can reach 4A; the maximum output power is 35W. If the power loss increases, it can reach 50 W.
【Button control】: short press IN/OUT to switch input and output voltage, and long to switch output power output. Short press ON/OFF to turn the output on or off, and long press to turn the standard output state on or off.
【Application】: The buck boost converter can be used as an ordinary buck boost module with over-current protection; used as a charger; and used as a high performance LED constant current driver module.

12,59 €
05

SiSinkal

DCDC Boost Power Modul Einstellbarer CC Boost Converter 0 5 32V 3A 35W mit LCD Display, Timer Leistungssteuerung und Rückwärtsverbindungsschutz (35W ohne Lüfter)

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9.3

Excellent

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Main highlights

[Schützen Sie Ihre Geräte mit Anti-Reverse-Verbindungen] Entworfen mit Eingangs- und Ausgangs-Anti-Reverse-Verbindungsfunktionen, eliminiert dieses Modul das Risiko, dass Komponenten aufgrund falscher Verkabelung ausbrennen.
[Einfache Spracheinstellung] Wechseln Sie mühelos zwischen Chinesisch und Englisch, um verschiedenen Benutzerpräferenzen gerecht zu werden, was die Zugänglichkeit verbessert.
[Effizientes zeitgesteuertes Energiemanagement] Stellen Sie präzise Timings für das automatische Ein- oder Ausschalten von Geräten ein, optimieren Sie den Energieverbrauch in Ihren Projekten.
[Echtzeitüberwachung mit LCD-Display] Genießen Sie nahtlose Überwachung mit dem integrierten LCD-Display und profitieren Sie gleichzeitig von einem effektiven Kühlkörper, der die Leistung auch unter anspruchsvollen Bedingungen beibehält.
[Breites Anwendungsspektrum] Dieses anpassungsfähige Leistungsmodul ist perfekt für verschiedene Anwendungen, einschließlich Elektronikprojekte, Automobilarbeiten und mehr.

11,91 €
06

JZK

JZK DC-DC Buck Boost Converter Board LCD Display 5.5-30V to 0.5-30V Adjustable Constant Current Voltage Step Up Regulator 3A 35W Power Supply Module

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9.2

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Pack of 6. Using a buck boost chip as the main regulator, an external 60V 75A MOS tube as a switching tube, dual 60V 5A SS56 Schottky for equivalence, sufficient voltage resistance and sufficient power, which is better than the immature XL6009/LM2577 solution on the market (many pressure and flow resistance performance can not reach
Output voltage 0.5-30V output current: it can work stably at 3A for a long time, and it can reach 4A with improved heat dissipation. Output power: natural heat dissipation 35W, improved heat dissipation 50W.
Input voltage: 5.5-30V (if the input voltage is 5V, it can also realize buck boost, but the measurement of voltage and current is not accurate; if it is lower than 4.7V, it will be undervoltage protection).
3. It can be reinforced and baked, the output voltage can be adjusted arbitrarily from 0.5-30V, and the limit current can be adjusted arbitrarily from 0-4A. 4. The button controls the on/off status of the output terminal and can be set to ON or OFF by default after switching on.
1. LCD can display input and output voltage, output current and output power. 2. The input terminal is protected against reverse connection, and the reverse connector does not burn out. 3. The output terminal is anti-inverting, and there is no need to add an anti-inverting diode when charging the battery.

9,99 €
07

plplaaoo

Boost Converter Module 35W 3A CC CV Step the Voltage Regulator Power Supply for Charging Batteries and LED Lighting with 5 V to 30 V 0.5 V to 30 V Output

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9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

[Comprehensive Protection Features] Equipped with over-current protection, input undervoltage protection and MOS input anti-reverse protection, this module protects your devices from potential damage. These advanced protection mechanisms ensure reliable and safe operation under various conditions.
Wide input voltage range: With an input voltage range of 5 V to 30 V, this module is versatile enough to charge storage batteries, lithium batteries, AA rechargeable batteries and adjust the constant current brightness of the LED brightness. Its adaptability makes it a must have for various charging and lighting needs.
Versatile voltage conversion: This boost converter module has been designed to efficiently rise up or the voltage drop or ensure a stable output voltage. Whether you need to increase or decrease voltage, this module seamlessly adapts to your performance requirements making it ideal for various applications.
Low output wave voltage: Experience a minimum output wave voltage with this module, which is at 12 V 3 A output of 20 mV. This function is suitable for sensitive devices such as speakers, audio amplifiers and artificial circuits to ensure a clean and stable power supply.
Intuitive charging indicators: Stay informed about the charging status with the intuitive LED indicators of the module. Red and blue lights indicate constant current charging, blue light means constant voltage charging, blue and green lights show near full charge, and green light confirms full charge. This function ensures that you always know the charging process.

14,02 €
08

Kuuleyn

Boost Module Down Voltage Converter 35W 3A CC CV Boost Buck Module Up/Down Converter DC-DC 5V-30V to 0.5V-30V

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8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Widely used: the input 5V to 30V and the downward voltage converter can charge storage batteries, lithium batteries, AA batteries or adjust the brightness of the constant current lights
Module function: the boost / buck module can perform boost or buck and maintain a stable output voltage
Low ripple voltage: the step-up module has a fairly low output ripple voltage, e.g. B. 20mV when the output is 12V 3A, which is very good for power supply of speakers, artificial circuits, etc.
Function: the power reduction module supports over-current protection at the input, low voltage protection at the input and reverse connection protection on the MOS input
Easy to observe: the red and blue lights light up with constant current during charging, the blue lights light up with constant voltage during charging, the blue and green lights light up when almost fully charged, and the green lights light up when fully charged

13,39 €
09

MOUMOUTEN

5V-30V to 0.5V-30V DC to DC Step Up Down Power Module, 35W 3A CC CV Boost Converter Voltage Regulator

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8.5

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Product specifications: the input voltage range is 5V~30V;Output voltage range 0.5V~30V;Working current: 3A (or 4A if heat dissipation is improved);Output power: 35W (or 60W if heat dissipation is improved);Output voltage: 20mV (at 12V 3A output);Conversion EEEEEEE87-91% (increased);87~89% (backstep)
Good performance: this dc-dc converter module is characterized by small size, high performance, high efficiency and stable performance.It would maintain the stability of the output voltage when the input voltage is higher or lower than the output voltage
Full lamp function: red and blue light will light up with constant current when charging, blue light only light up when charging with constant voltage, blue and green light will light up when almost full charge, green light only light up when fully charged
Customer service: We provide friendly service.We have always been customer-oriented.If you encounter any problems or dissatisfaction during the purchase process, please contact us. We will definitely give you a satisfactory answer or solution program
ADJUSTABLE DOWN CONVERTER This dc-dc converter module is a step-down converter combined with a step up converter whose output voltage may be lower or higher than the input voltage

16,29 €
10

QANYEGN

QanyEGN 35W 3A CC CV Start Power Module, Boost Boost Converter DC 5V 30V to 0.5V 30V

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8.2

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Wide input range: these boost and boost modules support input voltages from 5V to 30V, making them ideal for charging batteries, Li-ion batteries, AA rechargeable batteries or adjusting the brightness constant current LEDs.
Versatile voltage control: Boost Boost module allows you to increase or decrease voltage upwards to ensure stable output voltage for a variety of applications, providing flexibility and reliability for power conversions.
Protection features: equipped with input via current protection, input under voltage protection and MOS input - anti-reverse protection. This step up/module improves safety and durability.
LOW OUTPUT WAVES With a minimum output round voltage such as 20mV at 12V 3A, this module is used for power supply devices such as speakers, audio amplifiers and other precision circuits to ensure clean and stable performance.
Intuitive LED display: The module has a clear LED status indicator with red and blue lights indicating a constant current charge, blue for constant voltage charges, blue and green for almost full charge and green when fully charged.

13,79 €