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DC 3.3V 5V 8-Channel Optocoupler Isolation Module PNP NPN Low High Level Output Signal Converter 1.Description: It is a DC 3.3V 5V 8-Channel Optocoupler Isolation Module.It can detect 8-Channel DC input power sources and output DC voltage according to the detection results. The output results can be applied to PLC ... $7.41
~~$10.59~~ SKU: GY18570
$7.41
~~$10.59~~
30

AC 110V 220V 8-Channel Optocoupler Isolation Module PNP High Level Output AC Testing Module Power Monitor 1.Description: It is a AC 110V 220V 8-Channel Optocoupler Isolation Module.It can detect 8-Channel AC input power sources and output DC voltage according to the detection results. The output results can be applied to PL... $11.89
~~$16.99~~ SKU: GY18567
$11.89
~~$16.99~~
30

DC 12V-24V 8CH Optocoupler Isolation Module 8-Channel PNP NPN Low High Level Output Signal Converter 1.Description: It is a DC 12V 24V 8-Channel Optocoupler Isolation Module.It can detect 8-Channel DC input power sources and output DC voltage according to the detection results. The output results can be applied to PLC ... $7.69
~~$10.99~~ SKU: GY18566
$7.69
~~$10.99~~
31

USB NRF24LU1 2.4GHz Wireless Transceiver Module 300meter Transmitter Receiver Module 1.Description: It is a NRF24LU1 2.4GHz Wireless Transceiver Module.It can realize wireless data real-time communication to facilitate user data processing. 2.Features: 1>.USB communic... $9.74
~~$12.99~~ SKU: GY18560
$9.74
~~$12.99~~
26

AC 110V 220V 8-Channel Optocoupler Isolation Module NPN Low Level Output AC Testing Module Power Monitor 1.Description: It is a AC 110V 220V 8-Channel Optocoupler Isolation Module.It can detect 8-Channel AC input power sources and output DC voltage according to the detection results. The output results can be applied to PL... $15.39
~~$21.99~~ SKU: GY18546
$15.39
~~$21.99~~
30

AC 110V 220V 4Bit Digital LED Tachometer RPM Speed Meter with Hall Proximity Switch Sensor Description: It is a high-precision digital speed meter and a proximity sensor. The proximity sensor switch and the motor need to be fixed with a bracket.The more stable the fixing, the month is helpful for stable detection. Featur... $11.89
~~$16.99~~ SKU: GY18483
$11.89
~~$16.99~~
30

DC 0-10V to 4-20mA Non-Isolated Voltage to Current Converter Module LED Indicator DC7-30V For Circuit Safety Protection Equipment 1.Description: It is a 0-10V to 4-20mA Voltage to Current Converter. It can convert DC 0-10V voltage signal to 4-20mA current signal.User also can reset input voltage range and output current range by two potentiomet... $5.59
~~$7.99~~ SKU: GY18424
$5.59
~~$7.99~~
31

2.4GHz nRF24L01 Wireless Transceiver Module USB Transmitter Receiver 22dBm UART TTL Data Transmission Module w/ Antenna 1.Description: ▲It is a nRF24L01 wireless transceiver module.The green status indicator on the module is always on. ▲When the serial port is sending and receiving data and the wireless end is sending and receiving data,the LED li... $11.99
~~$15.99~~ SKU: GY18380
$11.99
~~$15.99~~
26

2.4GHz nRF24L01 Wireless Transceiver Module Transmitter Receiver UART TTL Data Transmission Module w/SMA Antenna 1.Description: ▲It is a nRF24L01 wireless transceiver module. ▲The green status indicator on the module is always on.When the serial port is sending and receiving data and the wireless end is sending and receiving data, the LED l... $9.74
~~$12.99~~ SKU: GY18379
$9.74
~~$12.99~~
26

nRF24L01 Wireless Transceiver Module 500m 250kbps 2.4GHz Transmitter Receiver UART TTL Data Transmission Modulewith Antenna 1.Description: It is a nRF24L01 wireless transceiver module.The green status indicator on the module is always on.When the serial port is sending and receiving data and the wireless end is sending and receiving data,the LED li... $5.24
~~$6.99~~ SKU: GY18378
$5.24
~~$6.99~~
26

2.4G NRF24LE1+PA+LNA Wireless Transceiver Module 18dBm 500meter SPI Transmitter Receiver DC 1.9V-3.6V 1.Description: It is a 2.4G NRF24LE1+PA+LNA wireless transceiver module. It integrates all high-speed signal processing parts related to the RF protocol,such as automatic retransmission of lost data. It can be used for remote ... $14.09
~~$18.79~~ SKU: GY18377
$14.09
~~$18.79~~
25

DC 12V 24V BK3266 Bluetooth-compatible Mono Amplifier Board 20W/30W MIC/AUX Audio Input Support Change Name and Password Call 1.Description: It is a bluetooth 5.0 mono amplifier board.It supports the serial port to change the name and password, the button to turn off/on,the serial port to change the volume and turn off of the prompt tone, the support t... $11.19
~~$15.99~~ SKU: GY18343
$11.19
~~$15.99~~
31

DC 0-3.3V to 4-20mA Non-Isolated Voltage to Current Converter Module Linear Output LED Indicator 1.Description: It is a 0-3.3V to 4-20mA Voltage to Current Converter. It can convert DC 0-3.3V voltage signal to 4-20mA current signal. User also can reset input voltage range and output current range by two potentiometer... $6.99
~~$9.99~~ SKU: GY18326
$6.99
~~$9.99~~
30

0-10V to 0-10V Voltage Converter HCNR201 Isolated Signal Converter 1.Description: It is a 0-10V to 0-10V Voltage Converter. It can isolate the input and output voltages and avoid internal and external circuits from interfering with each other and causing abnormalities. 2.Features: ... $7.69
~~$10.99~~ SKU: GY18321
$7.69
~~$10.99~~
31

DC 3.3V 1.28inch TFT LCD Display Module Round RGB 240*240 GC9A01 Driver SPI Interface 240x240 Resolution 1.Description: It is a 1.28inch 240*240 IPS LCD Display Screen. It uses IPS color display screen and the display effect is more vivid than ordinary TFT LCD effect. 2.Features: ... $9.79
~~$13.99~~ SKU: GY18320
$9.79
~~$13.99~~
31

DC 3.3V 1.28inch IPS LCD Display Screen Round RGB 0.7mm 12Pin 240*240 GC9A01 Driver SPI Interface 240x240 Resolution 1.Description: It is a 1.28inch 240*240 IPS LCD Display Screen.It uses IPS color display screen and the display effect is more vivid than ordinary TFT LCD effect. 2.Features: ... $8.39
~~$11.99~~ SKU: GY18317
$8.39
~~$11.99~~
30

DC 12V Pulse Counter High Level Trigger Relay Module 0-10KHz Frequency Counter for Motor Speed Hall Sensor 1.Description: YL3S-C1.1 is a 0-10KHz Frequency Pulse Counter. It can detect the number of input signal pulses and through calculations to control the different working states of the load. No... $8.99
~~$11.99~~ SKU: GY18316
$8.99
~~$11.99~~
26

AC 110V 220V Button Control Switch High Level Signal Trigger Countdown Timer Relay Switch Module LED Display 1.Description: YLC-1.1AC220 is a Timer Relay Switch Module .It will start to countdown and turn ON output after get a input trigger signal by press button. Trigger again is invalid during the countdown period. ... $10.31
~~$13.75~~ SKU: GY18314
$10.31
~~$13.75~~
25

XKC-Y28 DC 5V Non-Contact Flat Liquid Level Sensor 2A Driver IP65 Waterproof Water Level Detector for T1.5mm-20mm Container 1.Description: Intelligent non-contact liquid level sensor is used for detecting whether there is liquid in pipeline/container. It will change output status when it is detected that the liquid passes through the measure... $9.09
~~$12.99~~ SKU: GY18288
$9.09
~~$12.99~~
30

DC 3.3V 5V 6cm RFID Read Module 13.56MHz UART/RS232/RS485/IIC M1/S50 IC Card Reader Buzzer Contactless Controller 1.Description: It is a 13.56MHz RFID read module. It can read IC cards and Y13R conforms to ISO14443A.It can be easily connected to various systems such as computers, PLCs, microcontrollers, Android, Arduino, etc. in a v... $15.74
~~$20.99~~ SKU: GY18284
$15.74
~~$20.99~~
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