Relay Module
Feature:You can do a lot of interactive project, the most commonly used is for sound and light shows.Try to the experiment with digital sound.Buzzer module make the simplest sound.Just change the frequency, you can hear different sound (like alarm).It is used on your daily appliance, like PC, phones..
$15.99
Ex Tax:$15.99
Specifications: Operating voltage: DC 5-12V(5V 6V 9V 12V)Operating current: 5V,forward 4ma, reverse: 36ma;12V, Forward 6ma, reverse: 44ma;Load voltage: DC 1-48V OR AC 85-265VLoad current: Maximum 2AForward maximum time: 5000 seconds, 0.1 seconds stepReverse maximum time: 5000 seconds, 0.1 seconds ..
$22.99
Ex Tax:$22.99
Features: With optocoupler isolation, the control signal and the power of the controlled device are isolated, which greatly increases the rigidity of the interference. Compatible with MCU and control board, 3V or 5V signal High level start, low level stop, PWM speed regulation Widely used ..
$7.99
Ex Tax:$7.99
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Features:
LC 5A Over-current protection Sensor module uses current transformer to collect the AC signal to achieve the relay over-current signal output within 0-5A. Relay pull while over-current, relay released while not over-current. Users can use the relay COM, NC, NO three po..
$19.99
Ex Tax:$19.99
Feature: It's a new digital LED countdown display 12v delay module module. It can be widely used with various control switch places. It can set the delay time,can press set buttons.After setting up, power-up setting value is previous setting delay time as we set last time (power-down memory functi..
$25.99
Ex Tax:$25.99
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Features:
1. Using high-quality soil sensors do detect soil moisture, the surface of nickel plated , has widened the induction area can improve conductivity, prevent contact with the soil rust problems and prolong life;
2. When two products can control a wide range of soil moisture, the corr..
$13.99
Ex Tax:$13.99
Description: - Working voltage: 12V - (DC12V)Standby current (all relays closed) 16MA, relay open 47MA, - Two serial ports: RS232 DB9 interface, TTL 232 interface- ''Open'' ''Close'' ''Momentary'' ''Self-locking'' ''Interlock'' ''Delay''(Only AT command) 6 Commands- Two kinds of commands: AT c..
$25.99
Ex Tax:$25.99
Specification:The power indicator LED and switch trigger timing indication LEDsTime delay can be adjusted, ( 0-120 seconds)For applications of Vehicle equipment-delay to prevent car ignition, prevention of high sudden current to burn components and devicesSize: 40 x 20mmWorking voltage: 5-12VFeature..
$11.98
Ex Tax:$11.98
Description:New Relay Shield V2 for WEMOS D1 miniMore infos is https://www.wemos.cc/D1-mini-ShieldsPackage included:5 x DC 5V 1CH Relay Shield V2 for WEMOS D1 mini ,,,..
$11.99
Ex Tax:$11.99
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Introduction:
1. The power supply: 5V
2. Module size: 52.8mm x 32mm x 18mm
3. According to the board of the key, or an external button to make the relay module to attract or disconnect, click on the pull, and then press the button to disconnect, low level trigger. Power on a..
$11.48
Ex Tax:$11.48
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Parameter:
Voltage supply: DC 5V-60V
Weight: 34g
Features: buzzer alarm
Functional mode description:
OPE: relay closure time
CLE: relay off time
Time period: PE-1 to PE-5, 5 time periods
"----": function blocking
P-1:
daily OPE relay closed / output ..
$27.99
Ex Tax:$27.99
Description: The module uses genuine quality relay, normally open interfaces Using SMD optocoupler isolation, driving ability, stable performance The module can be high or low by a jumper setting trigger Fault-tolerant design, even if the control line is broken, the relay will not operate The powe..
$18.25
Ex Tax:$18.25