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Smart Electronics 3.5A DC12V/24V PWM motor speed regulator LED dimmer suitable for brushed motors and brushless motors
Smart Electronics PWM DC motor speed regulator with high power DC12V-40V and gear board motor speed regulation module 10A

Product Technical Parameters
Input voltage: DC12V-40V
Power: 0.01-400W
Applicable current: rated current 8A, high passing current 10A, static current 0.02A (standby mode)
PWM frequency: 13kHz
PWM pulse width regulation range: 10% -100%
Equipped with 10A fuse, with power reverse connection and control voltage overvoltage protection function
Equipped with high-quality potentiometers
If the forward and reverse functions are required, customers can connect the forward and reverse switches externally. Equipped with a baffle to protect the potentiometer
Smart Electronics PWM DC motor speed regulator 3V-90V speed control switch board LED dimming 5A 10A 40A 60A speed control module
Smart Electronics Supports Ardu programming control, RC522 RFID sensing module compatible with Microbit/Esp32

Working voltage: 5V
Working current: 13-100mA/DC5V
Idle current: 10-13mA/5V
Sleep current:<80uA
Peak current:<100mA
Working frequency: 13.56MHz
Communication protocol: I2c
Power: ≤ 0.5W
Supports multiple card reading and writing: RFIR electronic tags, keychains, coin cards, IC white cards, etc
Smart Electronics New 1 Channel Relay Module 5V 12V 24V Low Level Trigger 1-way Relay Expansion Board

Voltage version

5V 12V 24V

Static current

4mA

Working current

65mA

Trigger voltage

0-2V

Trigger current

2mA
Smart Electronics 42 stepper motor driver expansion board DRV8825 stepper motor driver 3D printer A4988 module

42 stepper motor driver expansion board DRV8825 stepper motor driver 3D printer A4988 module

On-board DIP switch, you can easily adjust the drive segments
Terminal power connector for easy connection drive power
Compatible with 12 / 24V drive scheme
Suitable for 42 stepper motor drive, 3D printers and DIY

Specification:

Size: 42 x 42 x 15mm
Fixed: 3mm
Pitch: 1400 x 1400mil (35.56 x 35.56mm)
Logic voltage: 5V
Input voltage: 12-30V
Ports: Digital
Interface: Direction, enable, speed
Applicable module: A4988, DRV8825
MFRC-522 RC-522 RC522 RFID Radiofrequency IC Card RF sensor module + S50 Card + Keychain
Smart Electronics black mini version RC-522 RC522 RFID Wireless IC Module S50 Fudan SPI Writer Reader Card Key Chain Sensor Kits
Smart Electronics Golden SW-520D Angle Sensor Module Ball Switch Vibration Switch Tilt Sensor Module

Module features:
1. Using high sensitivity angle switch SW-520D as the sensor
2. Comparator output, clean signal, good waveform, strong driving ability, exceeding 15mA.
3. Working voltage 3.3V-5V
4. Output form: Digital switch output (0 and 1)
5. Equipped with fixed bolt holes for easy installation
6. Small PCB size: 3.2cm x 1.4cm
7. Using a wide voltage LM393 comparator
Smart Electronics MFRC-522 RC522 RFID Module Red Board (with accessories) IC Card Proximity Module
Green mini version RC522 RFID Module IC Card Proximity Module MFRC-522 RF Module with S50 Fudan Card Keychain
New version of PN532 NFC RFID V3 module for near-field communication, supporting communication with Android phones

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