Reviews Protection Circuit Module

AEDIKO 10pcs 2A 5V Charge Discharge Integrated Module 3.7V 4.2V for 18650 Lithium Battery Charging Boost Mobile Power Protection PCB Board

  • 2A 5V Lithium Battery Charging Protection Module:Output Voltage: 5V.
  • Charging Voltage: DC 4.5V-5.5V (DC 5V Recommended).
  • MCU Users: if You Accept a Small Load KEY Can be Connected to the Microcontroller about 20s to Provide a Low Level Allows the Module to Continue Working. Trigger Mode: Low Level Trigger (Ground).
  • Protection Functions: 4 in 1 Charging / Discharging / Lithium Battery Protection / Battery Level Indicator Module.Lithium Battery Protection Function:Over-Current Protection,Over-Voltage Protection, Over-Temperature Protection, Short Circuit Protection.
  • NOTE:The First Time the Load is Connected, Output is Automatically Turned On. If the Load is Less than 50MA, the Output will be Automatically Turned Off after 30s.
  • if the Load is Greater than 50MA, the Output Will be Automatically Turned On.
  • Application:2A 5V Module Widely Used for Mobile Power, Car Charging Retrofit,Driving Recorder Power Supply and Portable Devices Such As Mobile Phones and Tablets.
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ACEIRMC 5pcs 4A 2S 18650 Lithium Protection Board BMS Li-ion Battery Lipo Cell Charger Protection Module Overcharged Overcurrent Protection 7.4V 8.4V

  • Upper Limit Operating Current:4A.This protection board uses a lithium photopolymer rechargeable battery protection IC..
  • Built-in high-precision voltage detection circuit.
  • The terminal connected to the charger is a high withstand voltage device.
  • Built-in three-stage overcurrent detection circuit (overcurrent 1,overcurrent 2,load short circuit)..
  • 4A BMS 2S 2 Cell Series Li-ion 18650 Lithium Battery Charger Protection Board 7.4V DIY Kit Electronic PCB Board Module.
  • Function:Overcharge protection,over discharge protection,short circuit protection,overcurrent protection..
  • Package included: 5 x 2S 4A 18650 Lithium Protection Board..
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1200W High Power DC to DC Boost Converter, PEMENOL DC 10-36V to 12-80V Boost Module Step-up Transformer, Adjustable Charging Power Supply for Electric Vehicles and Solar Power

  • ★High Power DC to DC Boost Converter: This module with a function of constant voltage and constant current. It can be used to provide charge for electronic devices. Suitable for voltage stabilization of solar panels, charging of batteries, lithium batteries, etc.
  • ★Wide Input Voltage and Output Voltage: Input voltage: 10-36V.
  • output voltage:12-80V. The output current can be adjusted(Max 20A). ultra-low input and output voltage difference. When the current > 18A, please strengthen the heat dissipation.
  • ★With Overcurrent and Short Circuit Protection : Double short-circuit protection (input 20A fuse).
  • with output anti-reverse flood protection, no need to add anti-reverse diode when charging.Note: There is no reverse connection protection, if you have this need, please connect a diode in series with the input.
  • ★Large Heat Sink: Large heat sink design (85mm*62mm*64mm), and it has been processed with black oxidation (black oxidation has better heat dissipation). Which can prolong the service life of the module and make the conversion efficiency of the module higher.
  • ★Widely Application: High-power LED constant current drive, Lithium battery charging, Ni-Cd or Ni-MH battery charging, Solar panels, Wind Turbines, and so on.
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UCTRONICS DC 12V Time Delay Relay Module with Plastic Enclosure, On Delay and Off Delay for Automobile, Raspberry Pi, Industrial Control, and Other Electronic Projects

  • Max. Load Voltage: terminal NC is DC 30V or AC 250V, terminal NO is DC 28V or AC 125V.
  • Functions: Supports on delay and off delay modes, the delay time can be adjusted from 0.1s to 1h, the delay mode and delay time can be set by shorting or opening the jumper pins and rotating the potentiometer..
  • Self Protection: Built with protection against reversal diode, supports anti-reverse protection. NOTE: Please remove the jumper cap of S5 when controlling AC current or DC current voltages other than 12V, otherwise the module will be burned or will not work properly..
  • Applications: This module works as a switch with time delay on and off function, highly recommended for automotive circuit modification, and LED lights, DC motors, pump and smart home control system..
  • You'll Be Getting: A time delay relay module U6031, 2 pieces of protective case and 2 mounting screws.
  • the plastics case keep the module free from dust and water, which is available for more applications than the separate module..
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2 Pieces Audio Amplifier Board Pam8406 Mini Amplifier Board Dc 5v, 5w+5w Amplifier Module, Digital Power Module Class D 2.0 Dual Channel Audio Stereo Amplify Board for DIY Sound System

  • PAM8406 amplify module: working voltage: DC 5V.
  • Output power: 5W (2Ω 5V)/3W (4Ω 5V)/1.8W (8Ω 5V).
  • Characteristics: audio amplifier board has an efficiency of over 90%, which will extend the battery life and can be applied to portable applications.
  • The PAM8406 provides comprehensive protection against faults with short-circuit protection and thermal protection.
  • Reliable quality: PAM8406 amplifier module is made of noble black immersion gold circuit board, compatible with KEMET audio capacitor, filter capacitors with large capacity per channel.
  • Pure copper and gold-plated audio input terminals are included.
  • Applications: digital power amplifier board is widely applicable to LCD TVs, Mutimedia speakers, AM/FM system and DABs.
  • Package contents: you will get 2 pieces of audio amplifier boards, sufficient quantity to meet your various demands.
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HiLetgo 12V~40V 10A PWM DC Motor Speed Control Switch Controller Voltage Regulator Dimmer for Arduino

  • Using imported high-power FET, the load current up to 10A.
  • With fuse, to prevent short-circuit high current, causing burnout protection.
  • With reverse power protection, to prevent damage to the module when the power is reversed.
  • Original 63V / 1000uF large capacitor, to ensure the stability of the module.
  • Potentiometers are equipped with nuts, you can use without adding other components.
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LoadHandler Truck Bed Unloader - LH3000 - Fits Full Size Trucks

  • Very small size, length, width and height are 17*11*3.6mm.
  • The maximum output current can reach 1.8A, when the output current is 1.5A, the output voltage is 3V.
  • Switching frequency: 1.5 MHz (highest), typically 1 MHz.
  • When using this module with an inductive load, please pay attention to the protection of the current in the rear stage. For example, when using a steering gear or a motor, a large ripple may be generated, which may affect the chips in the rear stage circuit. You can add Zener and capacitor for protection.
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Dyson 914641-01 Circuit Board, PCB Power Control DC24, Black

  • Advanced glass fiber material: The solar light string controller module is made of glass fiber material, with fine workmanship and durability..
  • Intelligent working state: The solar panel recharges the battery when the light is on during the day. When there is no sunlight in the evening, the LED light is automatically turned on, the battery automatically recharges during the day and night..
  • Light board: 3.0-3.2V lamp beads in parallel.
  • The circuit board includes installation instructions: Solar light string controller circuit board with power switch and lighting mode switch, easy to operate. This replacement circuit board is easy to install and setup..
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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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