5V 2 Channel Relay Module High and Low Level Trigger With Optocoupler Isolation Relay Module for
Aliexpress UK
4、High/low level trigger can be switched. 5、Available in three style for you. Made of the high quality miniature optocoupler, anti-interference ability, stable performance. High/low level trigger can be switched.
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1 2 4 8 Channel 5V 12V 24V Relay Module Board Shield with Optocoupler Support High and Low Level
Aliexpress UK
Trigger mode: low level trigger, high level trigger. There is an LED indicator on each relay switch. Material: PCB circuit board. Maximum load : 10A. x Relay Module. Double-layer FR-4 PCB board is used.
eBay
10PCS 5V One Channel Relay Module Relay Switch with OPTO Isolation High Low Level Trigger for
Aliexpress UK
4、High/low level trigger can be switched. 5、Available in three style for you. Made of the high quality miniature optocoupler, anti-interference ability, stable performance. High/low level trigger can be switched.
eBay
12V 5V 30A Two-way isolation relay module High/low level trigger 12V/5V 30A 1-Channel Relay
Aliexpress UK
Using the industry-quality ultra-small optocoupler, strong anti-interference ability. 1 5V/12V/24V 30A Relay Module. NO: The relay is normally open interface, the relay is suspended before closing, and short-circuited with COM after closing.
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3V 3.3V 1/2/4 Channel Relay Module Low Level Trigger Liluminated Relay with Lamp Relay Output 4 way
Aliexpress UK
12V 8 Channel Relay Module with OPTO-Isolated High and Low Level Trigger 8 Ways Relay Switch Module. Using SMD optocoupler isolation, driving ability, stable performance; trigger current 5mA;. The power indicator (green), the relay status indicator (red).
eBay
3V 3.3V 1/2/4 Channel Relay Module Low Level Trigger Liluminated Relay with Lamp Relay Output 4 way
Aliexpress UK
Optocoupler Module Arduino PI. 12V 1-2-4-8 Channel Relay High Low Level Trigger. High and low level trigger options Low level trigger when jumper connects to LOW pin. High level trigger when jumper connects to High pin.
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3V 3.3V 1/2/4 Channel Relay Module Low Level Trigger with Lamp Relay Output 1/2/4 way Relay Module
Aliexpress UK
Optocoupler Isolation – Ensures safe and stable operation with reduced interference.
eBay
DC 5V 12V 24V 1 2 4 6 8 Channel Relay Module Board Shield with Optocoupler / High and Low Level
Aliexpress UK
Type：with optocoupler isolation. The module can be high or low by a jumper setting trigger. 5V 1 Channel Relay Module 9V 1 Channel Relay Module 5V 2 Channel Relay Module With power and relay action indicator.
eBay