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DC 12V 24V 48V PWM 4-Wire Fan Temperature Controller Speed Governor Display Module for PC Fan/Alarm 1.Description: It is a PWM 4-Wire Fan temperature controller.It can be used for industrial fans. 2.Feature: 1>.Digital display 2>.Support EC four-wire fan control 3>.Support low temperatu... $5.95
~~$8.50~~ SKU: GY17486
$5.95
~~$8.50~~
30

AC 110V 220V Power-ON Delay Relay Module AC 220V 7A Voltage Output 180min Adjustable Switch Timer Delay Controller 1.Description: It is a delay off switch module.After the switch is energized,the switch is opened,and at the same time,the 220V live wire is output to supply power to the consumer.After a delay,the switch is closed and the out... $5.99 SKU: GY18749
$5.99

DC 12V Power-ON/OFF Trigger Delay Controller Module Adjustable Timer Cycle Delay Switch Module 1.Description: It is a DC 12V power trigger delay controller module. It uses brand new original components,which can be used for industrial control,electronic equipment control,household appliance control, and intelligent appl... $5.99
~~$7.99~~ SKU: GY18280
$5.99
~~$7.99~~
26

DC 5V 4 Channel ESP8266 Wireless WIFI Module IoT Remote Controller 4CH 4Bit Switch Module APP Transceiver Self-locking/inching 1.Description: FY-WF4 is a WIFI module based 4 channel WIFI wireless switch controller. It integrates with MCU and GPIO control.It supports to connect and control 4 home appliances which can be turned on/off by app eWeLink and... $6.01
~~$8.59~~ SKU: 15035
$6.01
~~$8.59~~
30

DC 5V 4 Channel Wireless WIFI Transceiver Module IoT Remote Controller 4Bit Switch Module APP Transceiver for eWeLink 1.Description: LC-EWL-B04-MB is a WIFI module based 4 channel WIFI wireless switch controller. It integrates with MCU and GPIO control. It supports to connect and control 4 home appliances which can be t... $6.01
~~$8.59~~ SKU: GY17105
$6.01
~~$8.59~~
30

DIY Kit AT89C2051 DS18B20 Digital Temperature Controller Microcontroller Design Thermometer Electronic Soldering Kits Packing List: Number Name Specification Quantity R1,R2,R3,R4,R5,R6,R7 Resistor 470 ohm 7 R8,R9,R10,R11,R14 Resis... $6.01
~~$8.59~~ SKU: 11746
$6.01
~~$8.59~~
30

DC 12V 3A 4Pin PWM Fan Speed Control Module Automatic Temperature Controller NTC Sensor for 3000mA Fan 1.Description: Fan speed control module automatic temperature controller can automatically adjust the speed of fan according to the actual temperature. When the temperature is too low, it can made the fan stop running. 2.Fe... $6.20
~~$8.85~~ SKU: GY21116-1
$6.20
~~$8.85~~
30

Nano V3.0 R3 ATmega328P Controller Board Module Compatible for Arduino Nano Mini CH340 USB Driver with USB Cable Description: 1. CH340G Replace FT232RL 2. Operating Voltage(logic level):5V 3. 8 analog inputs ports:A0 ~ A7 4. 14 Digital input / output ports:TX,RX,D2 ~ D13 5. 6 PWM ports:D3, D5, D6, D9, D10, D11 6. 1 pairs of ... $6.25 SKU: 8402
$6.25

DC 12V 24V Voice Playback Module High Power Digital Amplifier Module 8M FLASH Mono 20W 8ohm MP3 WAV UART Controller for Arduino 1.Description: DY-HV8F is an intelligent voice module developed by the division independently. It integrates I/O subsection triggering, UART serial port control, ONE_line single bus serial port control, Standard MP3 ... $6.29
~~$8.99~~ SKU: GY16922
$6.29
~~$8.99~~
30

DC Motor Driver Module Forward Reverse Controller 12V 10A Limit Control Description: Motor forward and reverse controller is used to control motor work status to make sure motor can be precisely controlled.Applicable to occasions where the motor control requirements are increased. ... $6.29
~~$8.99~~ SKU: 13543
$6.29
~~$8.99~~
30

PWM Dimming Motor Speed Controller, 8A Driver Module for Motor/Lamp, 1Hz-150KHz Dual Mode LCD PWM Pulse Frequency Duty Cycle Adjustable Module 1.Description: ZK-PP2K signal generator is a device that provides electrical signals at a variety of frequencies, square wave, pulse and output levels. It is used as a signal source or excitation source for testing. Widely used ... $6.29
~~$8.99~~ SKU: 13968
$6.29
~~$8.99~~
30

Red Blue Digital Display Battery Charge Controller Discharging Protector 99.9V with Shell for Lead-acid or Lithium Battery 1.Description: It is a multifunctional battery voltage control switch.It is a digital display charging control board.It can be used as a battery charging module. 2.Feature: 1>.Digital display &... $6.29
~~$8.99~~ SKU: GY16859
$6.29
~~$8.99~~
30

Wireless Remote Control Switch DC 12V Relay Module Lockless Self-locking Delay Controller 1.Description: It is a Wireless Remote Control Switch DC 12V Relay Module Lockless/Self-locking/Delay Controller. 2.Feature: 1>.Smart, convenient and safe 2>.Stable and reliable performance &... $6.29
~~$8.99~~ SKU: GY20767-1
$6.29
~~$8.99~~
30

XH-M662 DC12V Digital Timer Switch Countdown Timer Module 5-60min or 1-24hours Automatic Controller Description: This product is the countdown disconnection module.You can set a minute or an hour. Minute mode range 1-60 minutes. The hour mode is 1-24 hours. Automatically open after setting and automatically close after running. One... $6.44
~~$8.59~~ SKU: 13101
$6.44
~~$8.59~~
25

DC6V-120V 30A Lead-acid Battery Voltage Monitor, Lithium Battery Charge Discharge Controller Protection Board 1.Description: The battery charging control module is a module that controls the power supply of the charger. It can realize automatic power off after the battery voltage exceeds the preset value. 2.Feature: 1>.Su... $6.65
~~$9.50~~ SKU: GY21162-1
$6.65
~~$9.50~~
30

L298N DC Motor Driver Module PH2.0 Programmable Stepper Motor Controller for Robot/Smart Car 1.Description: It is a L298N DC Motor Driver Module PH2.0 Programmable Stepper Motor Controller for Robot/Smart Car. 2.Feature: 1>.Dual motor drive board, can drive 4 DC motors 2>.It supports d... $6.71
~~$9.59~~ SKU: GY20894-1
$6.71
~~$9.59~~
30

Dual Modbus Relay Module 2Bit Modbus-RTU Switch Signal Input Output RS485 TTL Controller 1.Description: LC 2 channel Modbus relay module equipped with mature and stable 8-bit MCU and RS485 level communication chip, adopt standard MODBUS RTU format RS485 communication protocol. It can realize 2bit input signal dete... $6.74
~~$8.99~~ SKU: 15045
$6.74
~~$8.99~~
26

Undervoltage Control Module Over-discharge Protection Switch Battery Charge Controller Module for 6V-60V Battery Parameters: No. Parameter Value 1 Product name NC battery charging control module 2 Product model RX-X604 ... $6.83
~~$9.75~~ SKU: 13148
$6.83
~~$9.75~~
30

A6 GSM GPRS Module IPEX Interface Module Shield DC 5-9V Input for Arduino STM32 51 MCU SCM Microcontroller with Antenna Product Introduction: 1. Size:6*4cm 2. Support Voice 3. Support Short Message 4. Support GPRS Product Picture: Size Picture: Connection Picture: Unboxing review by... $6.85
~~$9.79~~ SKU: 11471
$6.85
~~$9.79~~
30

DC 12V 24V Self-locking Relay Module ON OFF Bistable Switch Controller 1.Description: It is a DC 12V 24V Self-locking Relay Module ON/OFF Bistable Switch Controller. 2.Feature: 1>.Anti-reverse protection 2>.Power off hold function 3>.Wide voltage input... $6.99 SKU: GY20805-1
$6.99

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