Best Hcdc in 2026

The item has been soldered and assembled. Support for Raspberry Pi A+ 3A+ B+ 2B 3B 3B+ 4B

GPIO status LED and power 5V / 3.3V indication. GPIO output or input level high LED on, output or input level low LED off. 5V blue, 3.3V red, GPIOs green. The position of the LED is in a one-to-one correspondence with the position of the Raspberry Pi 2x20pin connector, and the logic level of the GPIO can be observed very quickly and intuitively. The driving current of each LED is only 0.1mA, so you don't have to worry about it affecting the read and write status of GPIO.

Terminal block pitch 3.5mm/0.138", wire size range 26AWG to 16AWG, strip length 5mm, screw M2 steel, pin header and cage copper. 2 x 20 pins expansion pin header, height 8mm/0.32".

Operating voltage: 0 to 32VDC, No-load current: 2mA(for power indicator LED). Input port: maximum input current 40A, fuse 40A. Output port: 8 output ports, fuse 30A*2, 20A*2, 10A*2, 5A*1, 3A*1.

With power indicator LED. High-quality fuse holder, you can very easy to replace fuse from the outside, ATC/ATO auto fuses are easy to get and are available in 10 values from 1 to 40A.

Enclosure: High quality aluminum enclosure,thickness 1.5mm/0.06".

Screw mount 30Amp 300V 2x12 position screw terminal block distribution module. Support for multiple module extension connections.

A / B position maximum current 30Amp(each position). A1~A12 total maximum current 30Amp(total positions). B1~B12 total maximum current 30Amp(total positions). A1~A12 / B1~B12 position maximum current 20Amp(each position). Maximum voltage 300V.

A / B terminal blocks, Pitch 7.62mm/0.3", Wire range 26AWG ~ 10AWG / 4.0mm square, Rated voltage 300V, rated current 30Amp. Strip length 8mm. Screws - M3,steel, Cr3+ Zn plated. Pin header and Cage - Brass.

Terminal Block Breakout Shield Module - for Arduino UNO R3. the item has been soldered and assembled.

Terminal block pitch 3.5mm/0.138", wire size range 26AWG to 16AWG, strip length 5mm, screw M2 steel, pin header and cage copper.

Standard IDC40 pitch 0.1" header, you can use 40pin FRC(flat ribbon cable) connector cable connect all Arduino Uno pins to peripheral equipment.

Terminal Block Breakout Shield Module - for Arduino MEGA-2560 R3. the item has been soldered and assembled.

Terminal block pitch 3.5mm/0.138", wire size range 26AWG to 16AWG, strip length 5mm, screw M2 steel, pin header and cage copper.

With power on LED indicating. red reset button on the side. with a ICSP adapter connect header.

This is a simple and practical passive relay module, which is very convenient to use. It can support both Normally Open and Normally Close.

Input control signal: AC/DC 5V, AC/DC 12V, AC/DC24V, AC/DC48V, AC 115V, AC 230V Selectable.

Output switch DPST 1NO 1NC(Double Pole Single Throw, 1x Normally Open and 1x Normally Close ), rated current 8A/250VAC or 8A/30VDC (one switch).

This is a simple and practical passive relay module, which is very convenient to use. It can support both Normally Open and Normally Close.

Input control signal: AC/DC 5V, AC/DC 12V, AC/DC24V, AC/DC48V, AC 115V, AC 230V Selectable.

Output switch DPST 1NO 1NC(Double Pole Single Throw, 1x Normally Open and 1x Normally Close ), rated current 8A/250VAC or 8A/30VDC (one switch).

This is a simple and practical passive relay module, which is very convenient to use. It can support both Normally Open and Normally Close.

Input control signal: AC/DC 5V, AC/DC 12V, AC/DC24V, AC/DC48V, AC 115V, AC 230V Selectable.

Output switch DPST 1NO 1NC(Double Pole Single Throw, 1x Normally Open and 1x Normally Close ), rated current 8A/250VAC or 8A/30VDC (one switch).

HCDC HD060 Automatic transfer switch, an easy to mount 15Amp inline transfer relay provides switching between AC INPUT 2 (Utility or Shore Power) and AC INPUT 1 (Inverter or Generator) AC source. When AC INPUT 2 is powered, the load power will be switched to AC INPUT 2. When AC INPUT 2 is powered off, the load power will be switched to AC INPUT 1.

Operating voltage AC 90 to 135V 50/60Hz. Maximum current 15 Amp. Transfer time less than 30mS (0.03 second). For most smart devices or computers, the switching action of 30mS time will not affect their normal operation.

Internal four high power SPST relays switch design, effectively avoid the problem of DPDT relay high inductive load arcing. Live and Neutral wire are switched at the same time. The Ground wires of the two inputs and output are connected together internally and will not follow the switch on and off.

Reversing relay module. Powers any 2 wires reversing DC motor equipment, can be used for any application that requires the ability to reverse motion.

With a rocker switch(self-holding) for Forward / Stop / Reverse function. Compact plastic case and screw terminal blocks connect for easy mount.

Support external connect Momentary-action(Self-resetting) switch or Alternate-action (Self-holding) switch. For Self-resetting switch, when the switch is pressed the motor operates, and when the switch is released the motor stops.

DIN Rail Mount Screw Terminal Block Adapter Module for Arduino MEGA-2560 R3 / DUE, with the adapter module, you can easily extend Arduino projects to industrial control applications.

Pitch 3.81mm/0.15" screw terminal block. Terminal block: wire range 26-16AWG, strip length 5mm, Metric M2 slotted screw.

FR-4 fiber glass PCB, dual copper layers. PCB Dimensions: 150mm x 72.5mm(W x L). Module Dimensions: 153mm x 87mm x 45mm (W x L x H).

Dual SPST-NO 10 Amp Power Relay Module.

Input control support AC and DC signal. Control voltage 5V 12V 24V version selectable.

Relay switch contact capacity: AC 250V 10Amp / DC 30V 10Amp.

Dual SPST-NO 10 Amp Power Relay Module.

Input control support AC and DC signal. Control voltage 5V 12V 24V version selectable.

Relay switch contact capacity: AC 250V 10Amp / DC 30V 10Amp.

Very convenient installation, no need to modify the existing pipeline. Maintenance free.

Helps prevent build-up of lime scale and dissolve existing deposits. Prevents lime scale build-up. Reduces existing limescale. Showers, taps, etc. easier to clean. Intelligent electromagnetic pulse wave, chemical-free and salt-free.

Support for diameter 0.5" to 1.6" metal(except iron) or plastic water pipes.

20 Amp 48V 2x10 Position Barrier Terminal Block Distribution Module for AC DC. You can chose input from Barrier terminal block, Banana jack or DC power jack. Support for multiple module extension connections.

Rated current 20 Amp(input from barrier terminal block). Input from banana jack maximum current 6 Amp. Input from DC power jack maximum current 5 Amp. Maximum voltage 48V DC or AC.

Barrier terminal blocks: pitch 7.62mm, screw Metric M3(thread diameter 3mm). Banana jacks: standard 4mm jack. DC power jack: for 5.5mm x 2.1mm plug.

HCDC 1 In 8 Out 40A Connector DC Power Splitter Distributor Source Strip Module.

Operating voltage: 6 to 20VDC, No-load current: 2.7mA(at 13.8V). Input port: maximum input current 40A, fuse 40A. Output port: 8 output ports, fuse 30A * 2, 20A * 2, 10A * 2, 5A * 1, 3A * 1. High-quality fuse holder, you can very easy to replace fuse from the outside, ATC/ATO auto fuses are easy to get and are available in 10 values from 1 to 40A.

LED over(15.0V) and under(11.5V) voltage indicators, and buzzer audio alarm for over voltage or under voltage. if you do not want to hear the alarm, you can open the aluminum case to remove the BUZZER-OPTION cap. with fault indicator LED for each fuse.

Free PDF tutorial(more than 22 lessons) and clear listing in a nice package

The most economical kit based on Arduino platform to starting learning electronics for those beginners who are interested.

Lcd1602 module with pin header (not need to be soldered by yourself)

Broadcom BCM2711, quad-core Cortex-A72 (ARM v8) 64-bit SoC @ 1. 5GHz---4GB LPDDR4-2400 SDRAM

2. 4 GHz and 5. 0 GHz IEEE 802. 11B/g/n/ac Wireless LAN, Bluetooth 5. 0, double-true Gigabit Ethernet

2 × USB 3. 0 ports, 2 x USB 2. 0 Ports---2 × micro HDMI ports supporting up to 4Kp60 video resolution

The Mega is 100% compatible with Arduino IDE and most shields designed for the Arduino mega R3，RoHS Compliant

The chip is Atmega+2560-16au and 16u2, same with the official version.

Improved and expert version: 1. 0 pinout: added SDA and SCL pins that are near to the AREF pin and two other new pins placed near to the RESET pin, the IOREF that allow the shields to adapt to the voltage provided from the board. In future, shields will be compatible both with the board that use the AVR, which operate with 5V and with the Due that operate with 3. 3V. The second one is a not connected pin, that is reserved for future purposes.

USB-C Connector for the latest Raspberry Pi 4 Model B

DC 5. 1V 3 Amp Power Supply

15. 3 watts, 1. 5M cable (18AWG)

The Mega is 100% compatible with Arduino IDE and most of the shields are designed for the Arduino mega R3，RoHS Compliant

The chip is Atmega + 2560-16au and 16u2, same with the official version.

Improved and expert version: 1. 0 pinout: added SDA and SCL pins that are near to the AREF pin

WIDE-RANGE COMPATIBLITY- This base plate case is compatible with Arduino R3, Mega2560 and Raspberry Pi 4B/3/2/B+,Pi zero as well as working with both 400 and 830 points breadboards.

SUPERIORLY DESIGNED SLOTS- The slots are specially designed for TF cards, HDMI and USB cords to be inserted without hindering the power connection.

WELL-CRAFTED DESIGN- The RAB Holder has a customized, sleek design that is attractive and is more comfortable to touch while working with it.

Clear prints on the female header connector, more precise and easier to use the wire.

The ELEGOO UNO R3 BOARD now uses an 16U2 instead of the ATMega8U2 chip. Faster transfer rates and more memory.

Control using ATMEL ATMEGA+328P chip(the same with Arduino UNO R3)

The controllers are easy to program by using the CP2102-USB interface without having to press the flash and reset buttons before each flash operation.

The development board has integrating GPIO, PWM, IIC, 1-Wire and ADC all in one board. Support smart link smart networking.

The fast and affordable technology for WiFi. Make your development the fastest way combined with firmware for NodeMcu.

Raspberry pi 3 model b adds wireless LAN and Bluetooth connectivity making it the ideal solution for powerful connected designs.

Raspberry pi 3 use Processor chipest Boardcom BCM 2837 64 bIT ARMv7 Quad Core processor powered Singel Board Computer running at 1200MHz

Raspberry pi 3 model b RAM : 1GB SDRAM@400MHz

The MEGA complete starter kit with more than 200pcs components, premium quality and 100% Compatible with Arduino IDE

Free pdf tutorial in the cd (33 lessons)

Lcd1602 module and gy-521 sensor module with pin header ( no need to solder by yourself)

More than 200 components, this is the most complete starter kit you will find. Great value starter kit with 63 kinds of electronic components.

Has all the components you need and a free PDF tutorial (more than 30 lessons) to show you how to use them. All code to use the modules is included on the CD.

All the modules come soldered so they are easy to wire up.

powful cputhe cpu of the raspberry pi 4 model b adopts the latest arm cortex-a72 architecture, which is also used in high-performance smartphones, and has evolved into a real pc.the operating clock has been changed from pi3's 1.2ghz to 1.5ghz, and the speed has become a different dimension with the updated architecture.

video output/gputhe on-board gpu of the raspberry pi 4 supports 4kp@60 and newly supports h.265 decoding, opengl es 3.0, etc.as for the video output, two micro hdmis with smaller connectors are installed, and the raspberry pi 4 also supports dual screen output.

usb 3.0with a new soc, the speed of the raspberry pi 4 around i/o has been improved, and finally usb 3.0 is supported.usb boot is faster and more convenient.

This 7" Touchscreen display for the Raspberry Pi is perfect for creating portable and embedded projects where a keyboard and Mouse would be in the way.

The full color display outputs up to 800 x 480 and features a capacitive touch sensing capable of detecting 10 fingers.

Only two connections from the Pi TO the Display are necessary; power from GPIO (or USB) connection to the DSI port. The adapter board handles power, Signal conversion, and touch input conversion.

Raspberry Pi 3 Case Clear for Raspberry Pi 3 - Miuzei Clear Acrylic Raspberry Pi 3 B Case is Specially designed for Raspberry pi 3 B / 3 B+, and perfect compatible with Raspberry Pi 3 B / 3 B+ / 2B. Assembly easy for beginners and amateur.

Keep Raspberry Pi 3 Cooling - New Raspberry pi 3 B case with a Silence DC 5V cooling fan and 3 pcs Aluminum heatsinks, double cooling system keep your Raspberry pi 3 B+ cool quickly even the CPU under high load.

Raspberry Pi Power Supply - raspberry pi 3 case with a 5V 3A power supply which has an ON/OFF switch, easy to power on/off your Raspberry pi 3 b+ / 3 b / 2 b. No need to worry about overvoltage or overcurrent.