Strong Anti Interference: This relay board features strong anti interference ability and stable performance of electronic components, ensuring stable of your equipment. It is designed to minimize external interference, providing consistent and dependable control in various environments. High Sensitivity: The module boasts high sensitivity with a small control current and the capability to handle large load power. It includes a power supply anti reverse function, protecting connected devices from damage due to incorrect polarity, enhancing overall system safety. PNP Compatible: Designed for industrial control applications, this relay operates as a PNP type, meaning it closes when the voltage reaches the specified condition between the terminal and the negative pole of the power supply. This feature ensures compatibility with a wide range of control systems. Visible Status Indicators: Each channel on the relay board comes equipped with a status indicator, making the al state clearly visible at a glance. This design facilitates easier troubleshooting and monitoring, ensuring that users can quickly identify and address any issues. Versatile Expansion: The product offers excellent expansion capabilities, suitable for all types of DIY projects and industrial applications. Its versatile nature allows for integration into various systems, expanding functionality and supporting complex automation requirements efficiently. Feature:
High-level trigger: In industrial control, called PNP trigger, positive trigger, that is, the relay closes when the trigger voltage reaches the trigger condition before the trigger terminal and the negative pole of the power supply.
Stable performance of electronic components, so that your equipment can work stably.
High sensitivity of this product.
The use of the product expansion capability, can be used for all types of DIY.
Equipped with to ensure the safe use of this module.

Specification:
Type: 8 Channel
Rated current: 2A
Rated voltage: 5V
Weight: 70g / 2.5oz

Package list:
1 * Relay Module

Note:
The actual product color may deviate from the photo due to light.
There may be a slight deviation in the measurement of product.

DC +: positive power supply
DC-: connect power negative

The CH terminal is the trigger terminal of the module. When there is a trigger signal, the output switches (A, B) of the solid state relay will close. The load will be conductive.