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This listing includes: 10 pairs of MC4 parallel connectors for 3 solar panels. (FFFM and MMMF)

Used for connecting solar panels in series or parallel, quick and reliable connection of the solar cables to the photovoltaic system. 

Application

It can be used for connecting 3 solar panels in parallel.

Advantage

1). Easy to use

2). TUV certification

Specifications

• Rated Voltage: (VDC)1000
• Rated Current: (A)40A
• Low Ambient Temperature: (°C)-40°C
• Upper Ambient Temperature: (°C) 90°C
• Degree of Protection (IP Code): IP67
• Contact Material: Copper
• Insulation Material: PPO PA
• Certification: TUV
• Connection resistance: <= 1m Ω
• Insertion force: <=60N
• Withdraw force: >=60N
• Flame class: UL94-VO

1.  Small size, low cost
2.  Easy to integrate
3.  Factory calibrated in wide temperature range: -40…85C for sensor temperature and -40…115C for object temperature
4.  High accuracy of 0.5C over wide temperature range (0... 50C for both TA and TO )
5.  High (medical) accuracy calibration
6.  Measurement resolution of 0.02C
7.  SMBus compatible digital interface
8.  Power saving mode
9.  Customizable PWM output for continuous reading
10.  Embedded emissivity compensation
11.  3V supply voltage

• PWM controller,Long standby time
  
• Three stage charging can effectively improve battery life.
  
• Easy installation and easy operation
  
• LED indicator, battery power display
  
• Manual adjustable discharge mode

• Charging mode: PWM
  
• System current:5A/10A
  
• Voltage:6V/12V
  
• Interior input power:≤30W/≤60W
  
• Overload, short circuit protection: 1.5 times rated current, five minutes off; Five minutes to recover
  
• Rated voltage no-load current:≤6mA

• Comparative output, clean signal, good waveform, strong driving ability, more than 15mA.
• Working voltage: 3.3V to 5V
• Output form: digital switch output (0 and 1)
• Equipped with fixed screw hole, easy to install
• PCB board size: 32mm x 14mm
• Uses the LM393 wide voltage comparator

TB6600 is an easy-to-use professional stepper motor driver, which could control a two-phase stepping motor. It is compatible with Arduino and other microcontrollers that can output a 5V digital pulse signal. TB6600 arduino stepper motor driver has a wide range power input, 9~42VDC power supply. And it is able to output 4A peak current, which is enough for the most of stepper motors.

The stepper driver supports speed and direction control. You can set its micro step and output current with 6 DIP switch. There are 7 kinds of micro steps (1, 2 / A, 2 / B, 4, 8, 16, 32) and 8 kinds of current control (0.5A, 1A, 1.5A, 2A, 2.5A, 2.8A, 3.0A, 3.5A) in all. And all signal terminals adopt high-speed optocoupler isolation, enhancing its anti-high-frequency interference ability.

As a professional device, it is able to drive 57, 42-type two-phase, four-phase, hybrid stepper motor.

Features

• 9V-40V DC power supply
  
• H-bridge bipolar constant phase flow driver
  
• The maximum output current is 4.0A (eight optional)
  
• Up to 32 segments of six kinds of sub-modes available
  
• Input signal high-speed photoelectric isolation
  
• Standard common anode single pulse interface
  
• Offline keep function
  
• Semi-enclosed chassis can adapt to a more demanding environment
  
• Provide energy saving semi-automatic current lock function
  
• Built-in thermal protection and over-current protection
  

Specifications

• Voltage: up to 50V
  
• ON resistance (upper lower) = 0.4 Ω
  
• Forward and reverse rotation control
  
• 5 kinds of sub-modes selectable (1/1, 1/2, 1/4, 1/8, 1/16 step)
  
• Output current: IOUT = 5.0A (peak within 100ms)
  
• Rated output: IOUT = 4.5 A
  
• Input pull-down resistor: 100 KΩ
  
• Current output alarm pin: Ialert = 1mA
  
• Monitor output pin (MO): Imo = 1mA
  
• With reset and enable pins
  
• With a standby function.
  
• Breaking the traditional single-supply
  
• Built-in thermal protection (TSD) circuit
  
• Built-in voltage protection (UVLO) circuit
  
• Built-in over current detection (ISD), the circuit

Note:

This driver is the upgraded version TB6600, heightening segment to 32 subdivision, suitable for high segmentation applications.
For step motor: 42, 57, 86 type 2 phase 4 phase (4 / 6 / 8 line)

What's in the box?

1 x TB6600 Stepper Motor Driver Controller

Resources

https://danielwilczak101.medium.com/control-a-stepper-motor-using-python-and-a-raspberry-pi-11f67d5a8d6d

https://www.instructables.com/Raspberry-Pi-Python-and-a-TB6600-Stepper-Motor-Dri/

• 1.42V 
• 4.2V±0.05V
• 3.65±0.05V
• 4.35±0.05V

• 2000mA*1
• 1000mA*2
• 700mA*3
• 500mA*4

USB Output function

1. 0pen-circuit voltage of USB output : 4.9-5.3V; and the 4th slot is fixed for the USB discharge power source
2. Output current: 1000mAh
3. Open circuit current: <1mAh
4. The corresponding voltage is 4.75-5.25V under 1000mAh current
5. Cut-off voltage for discharge protection: 3.0±0.1V

The TB6560 stepper motor control circuit is the most commonly used current circuit, which can control a 2 phase motor (10 – 35VDC) with a maximum output of 3A.

Specifications

• Size: 75mm x 50mm x 35mm  (L x W x H)
  
• Rated maximum output: ± 3A, peak 3.5A
  
• Working voltage: DC 10V-35V
  
• Recommended to use a switching power supply: DC24V power supply
  
• Subdivision: whole step, half-step, step 1/8, 1/16 step, a maximum of 16
• Subdivisions.

Features

• Using the Toshiba TB6560AHQ new original chip with low voltage shutdown, overheating stop and over current protection circuit to ensure optimal performance.
  
• For two-phase within 42, 57 stepping 3A / four-phase / of line four / six-wire stepper motor, and is not suitable for more than 3A stepper motor.
  
• Automatic half current function.
  
• 6N137 high-speed optical coupling, guarantee high speed without losing step.
  

What's in the box?

1 x TB6560 1 axis driver board

• Outdoor wireless sensor (range up to 100 meter)
• Detail display of rainfall data in 1hour, 24hour, week, month
     and total since last reset(user selectable in inch or mm)
• Indoor  and outdoor temperature (°F to °C)
• Time and date with manual setting option
• 12 /24 hour time mode
• Calendar
• Time zone setting
• Time alarm   
• Free standing

• Rainfall display range: 0 to 19,999mm
• Outdoor temperature range: -40 ~ 65°C (-40°F to 149°F)
• Indoor temperature range: -9.9 ~ 60°C (-15.8°F to 176°F)
• Temperature accuracy: ±1.0°C5) Power requirements:
    a) Receiver: 2 x "AA" alkaline batteries (not included)
    b) Rain gauge: 2 x "AAA" alkaline batteries (not included)
• Transmission range: up to 100meters( 330feet)
• Transmission frequency: 433MHz
  
  

What's in the box?

1 x Rain Gauge
1 x Receiver
1 x User Manual
2 x Screws

• Support Card Type: Read-only ID cards (such as EM4100, EM4001, etc.)
• Working voltage: 4.5~5.5VDC
• Working current: 40mA (max)
• Working frequency: 125KHz
• Reading distance: 2~5cm
• Logic Interface: UART TTL serial port
• Communication format: 8N1
• Baud rate: 9600
• Induction coil: pluggable
• Coil size: 35X40mm
• Coil lead length: 15cm
• Great for DIY
• Applications: Access control systems, Attendance system

• Interfacing with ESP32, Arduino and NodeMCU
• Interfacing with Raspberry Pi

• Type:Field-Effect Transistor
  
• Brand Name: International Rectifier
  
• Package Type: Throught Hole
  
• Model Number: IRFZ44NPBF
  
• TO-220AB: MOSFET N-Channel, Metal Oxide
  
• 55V 49A: FETs - Single
  
• Mosfet Type : N-channel
  
• Current Rating : 49A
  
• Rds (On) : 17.5mΩ
  
• Voltage Rated : 55V

• Name: Arduino MEGA2560 R3 DIY acrylic case
• Dimensions: 118 x 72 x 18mm
• Weight: 72g
• Material: A level acrylic
• For Arduino MEGA2560 R3 Development Board only

• Total length: about 250M
• Wire type: 30AWG
• Single core wire outer diameter: 0.55mm
• Copper core diameter: 0.25mm.
• Temperature: 80 degrees, single-strand copper core crossing tin, with antioxidant effects.
• Colour: Red

• Size: 40mm x 40mm x 10mm
  
• Voltage: DC 24V 0.1A
  
• Cable length: 200mm
  
• Application: For 3D Printer Ender-3

This is a split-core current transformer which is used as an AC current sensor. It is popularly used for current measurement, monitoring and protection for AC motors, lighting equipment, air compressors, home automation etc.

Features

• Opening size: 13 x 13mm
• Rated input current (RMS): 10% - 120% of that is 1A~100A
• Output voltage(RMS): linear output. when the input current is 100A, the output voltage is 1V
• Linearity: ± 3%
• Output connectors: 3.5mm standard three-pin plug
• Lead length: 1m

What's in the box?

1 x Split-Core Current sensor

• Model: PJ-392
• Size(LxWxH): Approx. 22.5mmx 8mm x 8mm/ 0.89x3.15x3.15"