Best Protection Circuit Module

12V to 5V Direct Current Converter Buck Module USB Output Power Adapter Direct Current Power Adapter Converter Regulator Car Power Converter (3)

Parameter: these usb buck module input voltage range DC 12V and output voltage default DC 5V, the maximum output current is 3A, no-load current is 10mA and the maximum output power will reach 15W.
USB and high conversion: this DC to DC converter module has USB charging ports, DC to DC buck converter has integrated switch thin regulator module, the conversion rate is as high as 96%.
Intelligent protection: this 12V to 5V DC converter is using intelligent microprocessing chip, over voltage, over current, over temperature and short circuit, it can be auto protection.
Wide application: DC converter module 12V to 5V is widely applied for GPS navigation, driving recorder, electronic dog, car radio, MP3, MP4, walkie talkie, surveillance system, bus display, taxi advertising screen, LCD TV, LED, etc..
Warm prompt: the power of devices must be lower than 15W when using this DC to DC converter 12V to 5V, and not compatible with partial Samsung phones.

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Audio Amplifier Board, DROK 5W+5W Mini Amplifier Board PAM8406 DC 5V Digital Stereo Power Amp 2.0 Dual Channel Class D Amplify Module for Speaker Sound System DIY

...inal blocks for this new amplifier module..
High Performance: the digital amplifier module is with high efficiency of over 90%, general harmonic distortion noise is less than 10%, low quiescent current and noise suppression..
Safe Protection: the class D dual-channel amp board is designed with input reverse connection protection, short circuit protection, over heat protection.
Additional Function: it is available to connect amplifier type to choose different function (MODE: high electricity level is Type D, low electricity level is Type AB. Factory defaults high electricity level).
available to add an external Shutdown (SD: the chip will be Shutdown at low electricity level, factory default high electricity level..

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Bewinner Qi Standard Wireless Charger Receiver Module - Multi-Level Protection - Wide Compatibility - Receiver Module Circuit Board Coil - DIY Wireless Charger Parts

This is a DIY wireless charging receiver module..
High-quality circuit board - CE/FCC/ROSH-certified..
Wide Compatibility - Suitable for all Qi standard phones..
Multi-level Protection - Built-in short-circuit protection, over-voltage protection to ensure safe charging..
Comes with a magnetic spacer for better opertaion..

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XINGYHENG DC-DC High Power Adjustable Booster Regulator Module Input 3.0~35V to Output 3.5~35V 100W with Digital Display Voltmeter Voltage Power Supply Converter Module

... pure copper.it is long lasting and durable for you to use..
Package including: 1 Pack of module, which consist of high-precision USB port, high frequency filter capacitor and power indicator. A large area of copper and dense vias enhance heat dissipation. it has current limiting, short circuit and over temperature protection. Even if the output is short circuit, it will not burn out the module and it is safer..
High Performance : Input voltage is about 3V-35V. Output voltage is about adjust between 3.5-35V. Input current is 9A (Max), output current is 6A (Max). Self-calibration voltmeter is more convenient to monitor and adjust the output or input voltage to ensure more accurate and stable output voltage..
High Power High Efficiency: High conversion efficiency up to 96%. high power, high efficiency and low ripple with power indicator. The ripple and volume of are less, achieving good effect with a small capacity filter. With over - temperature protection and power indicator, it is safer to use..
A wide range of applications: This module can be useful for a wide range of applications, such as battery, power transformer, DIY adjustable power supply, and so on.

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DROK DC Buck Converter, 5.3V-32V to 1.2V-32V 12A Adjustable Power Supply, 5v 9v 12v 24V 30V 32V Step Down Voltage Regulator with LCD Display Volt Transformer Reducer CC CV for RV Solar Panel Golf Cart

【Easy Operation】 A user manual will be included in package, which can help you easier to operate. The button can control ouput voltage ON/OFF status, and you can set the default output state is ON/OFF for the next time. The potentiometer can help you to adjust volt amp in a simple and fast way..
【Protection】 It has reverse-connect protection, short circuit protection and over current protection. When you connect the input wire reversely or short circuit, the module will not burn. And roate the CC potentiometer to set over current protection value you want..
【Application】 The volt conversion board can be used for 5v 6v 9v 12v 24V 30V 32V 3a 5a 10a devices, like solar panel, lab, experiment, RV, All-Terrain Vehicle, car, battery charger, LED stripes, etc..

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12v to 5v Converter Buck Module USB Output Power Adapter Dc Power Adapter Converter Direct Current to Direct Current Regulator Car Power Converter (1)

Parameter: these usb buck module input voltage range DC 12V and output voltage default DC 5V, the maximum output current is 3A, no-load current is 10mA and the maximum output power will reach 15W.
USB and high conversion: this DC to DC converter module has USB charging ports, DC to DC buck converter has integrated switch thin regulator module, the conversion rate is as high as 96%.
Intelligent protection: this 12V to 5V DC converter is using intelligent microprocessing chip, over voltage, over current, over temperature and short circuit, it can be auto protection.
Wide application: DC converter module 12V to 5V is widely applied for GPS navigation, driving recorder, electronic dog, car radio, MP3, MP4, walkie talkie, surveillance system, bus display, taxi advertising screen, LCD TV, LED, etc..
Warm prompt: the power of devices must be lower than 15W when using this DC to DC converter 12V to 5V, and not compatible with partial Samsung phones.

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Power Supply, DPS3005 /DPS5005 Communication Version Bucks Power Supply Step-Down Voltage Converter(DPS3005-USB-BT)

...e.DPS3005 /DPS5005 have same functions, only the technical parameters are different,for example, voltage, current ,etc.
This module has power-down stored function and can store 10 groups preset value.And it also has the function of extracting quickly two groups stored value. Though this module has reverse connection protection and output short circuit protection, you can muse be in strict accordance with connection description to connect. If you connect the supply power with output, the module will be burnt.
Compared with the traditional analog power supply, it is more convenient to quickly extract the voltage or current required. This module has many advantages, small size, advanced function, good visual effect, high operability, high-precision, being used independently, being inset into the device and been widely applied.
LCD display on the module has the function digital voltmeter and ammeter.You can view the preset voltage, input voltage, output voltage, the preset current, output current, output power, etc.
On the setting data interface, you can adjust over-voltage value, over-current value, over-power value, data set and LCD brightness. On the output state remind area, you can see that output opens or not, the state of constant voltage and constant....

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Flux Capacitor - Blue - Laser Etched 5-Pin Double Pole Single Throw Flux Capacitor Maintained ON-Off DPST Toggle Switch 20A 12V

STABLE: This boost converter has voltage stabilizing function.Non-isolation boost module, very stable..
WIDELY APPLICATION: Suitable for capacitance charging, or power supply of electromagnetic gun, electronic equipment. Can be test power supply of voltage or glow tube..
SHORT CIRCUIT PROTECTION: This boost converter adopted short circuit protection design, will not be easily burned..
EASY OPERATION: use 4pcs 3mm screw to install it.No-welding terminals..
REVERSE INPUT PROTECTION: This boost converter support reverse input protection..

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DSLRKIT Gigabit 48V 30watt PoE Injector Adapter Power Over Ethernet 802.3at af 1000Mbps

Support international standard IEEE802.3 af & IEEE802.3at(30W).
POE port Support 10/100/1000Mbps data transmission. Transfer Rate: 10/100/1000Mbps, Standard: IEEE 802.3 I, IEEE 802.3 u, IEEE 802.3 x, IEEE 802.3 af/at..
PD support 44V-57V voltage transmission, Automatically detects power supply from PSE power supply module.
Support the isolation circuit protection, can effectively protect electrical equipment.
Support the short circuit, overvoltage protection.
12V 2A power output, easy to access Poe network for non-PoE terminal.

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