What is this?Widely used for DSP(digital signal processing), MCU(Microcontroller Unit) control, programmable logic controller, smart home control etc.What will I get?Relay module, is in size of: 4 channel, 12V voltage, 10A AC250/DC30V maximum load current and voltage, 0-1.5V trigger voltage, 5mA trigger current, 75mm x 52mm/2.96-inch x 2-inch(L*W)In the package of: 2pcs x Relay moduleIs there any advantages of the product?Photo coupler isolation strong driving ability, stable performance; It can be connected directly through the terminal block, which is convenient for connection; Fixing screw hole position for easy installationHow to use it?Module interface:1. VCC: connected to the positive pole of 5V power supply2. GND: connected to negative pole of 5V power supply3.
eBay
DC 5V 12V 24V 1 2 4 6 8 Channel Relay Module Board Shield with Optocoupler / High and Low Level
Aliexpress UK
What is this?This multi channel relay module equipped with high current relays ensures electrical safety and stable control. Suitable for various microcontrollers, it features an easy to install design, offering high and low-level trigger mode options maintains stability, making it suitable for home automation, industrial control, and more, providing an efficient and reliable solution for your projects. What will I get?Material: Circuit boardChannel: 4Working Voltage: DC5VColor: GreenMaximum load: 250VAC/30VDCQuiescent Current: 5mAMaximum Load Current: 30ASize: 129 x 72 x 22mm/5.1 x 2.8 x 0.9inch (LxWxH)In the package: 1 Pcs x Relay ModuleAre there any advantages of the product?Designed with a PCB layout, our multi-channel relay module features a high-current relay, housed in a durable ABS shell for resistance.
eBay
Dual Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High and Low Level
Aliexpress UK
Using the industry-quality ultra-small optocoupler, strong anti-interference ability. Type A 5V 30A Relay Module 1. Type B 12V 30A Relay Module 1. Type C 24V 30A Relay Module 1". NO: The relay is normally open interface, the relay is suspended before closing, and short-circuited with COM after closing.
eBay
5V 12V 24V One 1 Channel Relay Module Board Shield with optocoupler Support High and Low Level
Aliexpress UK
What is this?Widely used for DSP(digital signal processing), MCU(Microcontroller Unit) control, programmable logic controller, smart home control etc.What will I get?Relay module, is in size of: 4 channel, 24V voltage, 10A AC250/DC30V maximum load current and voltage, 0-1.5V trigger voltage, 5mA trigger current, 75mm x 52mm/2.96-inch x 2-inch(L*W)In the package of: 2pcs x Relay moduleIs there any advantages of the product?Photo coupler isolation strong driving ability, stable performance; It can be connected directly through the terminal block, which is convenient for connection; Fixing screw hole position for easy installationHow to use it?Module interface:1. VCC: connected to the positive pole of 24V power supply2. GND: connected to negative pole of 24V power supply3.
eBay
1 2 4 6 8 Channel 5V 12V 24V Relay Module Board Shield with Optocoupler Support High and Low Level
Aliexpress UK
Module can be set high level or low level trigger by jumper wire;. Trigger current 5mA;. Power indicator light (green), relay status indicator light (red);. High or low level trigger option Normally closed pin (NC1) : channel 1 relay normally closed pin.
eBay
DC 5V 12V 24V 1 2 4 6 8 Channel Relay Module Board Shield with Optocoupler / High and Low Level
Aliexpress UK
Good Good quality.
eBay
Single 3V High level relay isolated drive control module DC3V Optocoupler Relay Isolated Control
Aliexpress UK
What is this?Widely used for DSP(digital signal processing), MCU(Microcontroller Unit) control, programmable logic controller, smart home control etc.What will I get?Relay module, is in size of: 8 channel, 24V voltage, 10A AC250/DC30V maximum load current and voltage, 0-1.5V trigger voltage, 5mA trigger current, 140mm x 52mm/5.51-inch x 2-inch(L*W)In the package of: 1pcs x Relay moduleIs there any advantages of the product?Photo coupler isolation strong driving ability, stable performance; It can be connected directly through the terminal block, which is convenient for connection; Fixing screw hole position for easy installationHow to use it?Module interface:1. VCC: connected to the positive pole of 5V power supply2. GND: connected to negative pole of 5V power supply3.
eBay
1 2 4 8 Channel 5V 12V 24V DC Relay Module Solid State High Level SSR AVR DSP G3MB-202P Relay 250V
Aliexpress UK
Each path adopts optocoupler isolation, strong anti-interference ability. Trigger mode: low level trigger, high level trigger. LED indicator lights on each relay switch. 5V low level trigger module: 0-2VDC relay ON (ON), 3-5VDC relay disconnected (OFF).
eBay
1 2 4 6 8 Channel 5V 12V 24V DC Relay Module Solid State High Level SSR AVR DSP G3MB-202P Relay
Aliexpress UK