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High Temperature Temperature Controller K-type Thermocouple -99~999C LCD Display 10A Relay Switch Controller XY-T04 High Temperature Controller 1.Description: XY-T04 is a K-type digital high temperature controller module. It can be widely used at Smart home,Industrial control, Automatic irrigation, Indoor ventilation. Protection equipment... $13.99
~~$19.99~~ SKU: GY20337
$13.99
~~$19.99~~
30

DC 5V 16-Channel Wireless WIFI Module IoT ESP32 Relay Driver Remote Controller 16Bit Switch Module APP Transceiver 1.Description: It is a 16-bit relay driver module.It can realize mobile phone, computer, remote control. 2.Feature: 1>.Built-in test code 2>.Multi-bit IoT control 3>.ESP32 main control ch... $11.89
~~$16.99~~ SKU: GY18022
$11.89
~~$16.99~~
30

PID Digital Temperature Controller Thermostat NTC Sensor Heating Cooling Relay Switch for Industrial/Home PID Digital Temperature Controller 1.Description: It is a PID Digital Temperature Controller with industrial-grade chip, high-precision NTC temperature sensor. LED digital tube dual display, very clea... $11.89
~~$16.99~~ SKU: GY20490
$11.89
~~$16.99~~
30

DC 5V-30V Time Delay Switch,12V 24V10A Programmable Relay Switch Module, LED Display Digital Time Cycle 0.1s-999mins ON-Off Control Description: WIDE VOLTAGE: Working voltage is DC 5V-30V, suitable for most equipment, very convenient. Support micro USB 5V power supply. It can be used to control the equipment within DC 30V 5A or within AC 220V 5A. TRIGGER: Sup... $9.99 SKU: GY20599
$9.99

AC 110V 220V Trigger Delay Cycle Timing Relay Switch Control Module 1.Description: It is a 220V one channel relay module.It can adjust trigger delay,cycle timing.There are 4 working modes to choose from. 2.Feature: 1).It has a digital display that can display numbers ... $7.99
~~$9.99~~ SKU: GY20509
$7.99
~~$9.99~~

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~~
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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

DC 7V-30V Dual Cycle Relay MOS Controller Module Adjustable Time 100s-ON 100s-OFF Power-ON Trigger Control Switch 1.Description: It is a DC 7V-30V Dual Cycle Relay MOS Controller Module Adjustable Time 100s-ON & 100s-OFF Power-ON Trigger Control Switch. 2.Feature: 1>.High timer precision 2>.Stable and ... $5.59 SKU: GY20803-1
$5.59

DC 0-99.9V Voltage Monitor Module Programmable Delay Relay Switch Controller Battery Protector 1.Description: A30-U1 is a DC 99.9V Voltage Monitor Module with Delay. It can flexibly set detection upper and lower limit voltage values and set triggering conditions.It can realize functions such as voltage detection, overvoltage and... $14.99 SKU: GY21111-1
$14.99

24V 4 Channel Relay Module Switch Optocoupler Fully Isolated Microcontroller PLC Amplification 1.Description: It is a 24V 4 Channel Relay Module/Switch Optocoupler Fully Isolated Microcontroller PLC Amplification. 2.Parameter: 1>.Power supply: 24V 2>.Static current: 0mA 3>.Single c... $7.99 SKU: GY21084-1
$7.99

WIFI High Temperature Controller APP Remote Control K-type Thermocouple -99~999C LCD Display 10A Relay Switch Controller 1.Description: XY-WT04-W is a wireless WIFI K-type digital high temperature controller module with APP Sinilink control. It can be widely used at smart home,Industrial control, Automatic irrigation, Indoor ventilation. Protection equip... $13.29
~~$18.99~~ SKU: GY21223-1
$13.29
~~$18.99~~
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24V 2 Channel Relay Module Switch Optocoupler Fully Isolated Microcontroller PLC Amplification 1.Description: It is a 24V 2 Channel Relay Module/Switch Optocoupler Fully Isolated Microcontroller PLC Amplification. 2.Parameter: 1>.Power supply: 24V 2>.Static current: 0mA 3>.Single c... $3.99
~~$4.99~~ SKU: GY21083-1
$3.99
~~$4.99~~

DC 12V 5-Channel Self-locking Relay Module 5Bit 10A High/Low Level Trigger Select Switch Controller 1.Description: It is a latching relay module.It has 5 relay channels and can connect 5 loads. 2.Feature: 1).The self-locking relay module has a power indicator and a working indicator,and the working status of the ... $11.99 SKU: GY20640
$11.99

DC 7-28V Modbus RTU Network Relay Module W5500 Ethernet LAN Controller 1.Description: Modbus RTU Network Relay Module W5500 Ethernet LAN Controller equipped with mature and stable 32-bit MCU and W5500 all-hardware TCP/IP protocol stack network chip. Reserved MCU debugging interface to s... $29.99 SKU: GY20821-1
$29.99

High Temperature Controller K-type Thermocouple -99~999C LCD Display 10A Relay Switch Controller 1.Description: XY-WT04 is a K-type digital high temperature controller module. It can be widely used at smart home, Industrial control, Automatic irrigation, Indoor ventilation. XY-WT04 high temperature control module has high pre... $8.75
~~$12.50~~ SKU: GY21222-1
$8.75
~~$12.50~~
30

5V Delay Relay Module with Edge-Triggered Control and Loop Cycle for Seamless Switching 1.Description: It is a 5V Delay Relay Module with Edge-Triggered Control and Loop Cycle for Seamless Switching 2.Parameter: 1>.Power supply: DC 5V 2>.Input signal: High-level (PNP), Low-level (... $10.99 SKU: GY21080-1
$10.99

DC 12V 24V RES485 Modbus RTU Relay Controller,16CH-IN-NPN 16CH-OUT Programmable Switch Optocoupler Isolator for PLC 1.Description: The Optocoupler Isolator for PLC is an expansion board used to increase the number of control objects to meet the control requirements of the system. In MODBUS mode, a maximum of 64 devices can be connected in para... $21.99 SKU: GY21188-1
$21.99

DC 7V-30V 2-Channel Delay Module Switch Controller Motor Forward Reverse Relay Module 1.Introduction: It is a DC 7-30V double two-way delay control switch solenoid valve high-power motor forward and reverse relay module. 2.Feature: 1>.Wide voltage range. 2>.High-power. 3>.Power-off memory. 4>.Ti... $13.29
~~$18.99~~ SKU: GY21284-1
$13.29
~~$18.99~~
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12V 1 Channel Relay Module/Switch Optocoupler Fully Isolated Microcontroller PLC Amplification 1.Description: It is a 12V 1 Channel Relay Module/Switch Optocoupler Fully Isolated Microcontroller PLC Amplification. 2.Parameter: 1>.Power supply: 12V 2>.Static current: 0mA 3>.Single c... $3.59 SKU: GY21082-1
$3.59

Heating Cooling NTC Digital Temperature Controller -40~110C LCD Display 10A Relay Switch Controller 1.Description: XY-ST10 is an automatic timed heating/cooling NTC digital temperature controller module. It can be widely used at smart home,Industrial control, Automatic irrigation,Indoor ventilation,Protection equipment. XY-ST10 ado... $8.39
~~$11.99~~ SKU: GY21332-1
$8.39
~~$11.99~~
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