Electronics – Switching Power

these are relays and transistors that amplify your microprocessor outputs to switch higher voltage or high current.

15A 400W MOSFET Trigger Switch Drive Module PWM Regulator Control Panel https://www.aliexpress.com/item/15A-400W-MOSFET-Trigger-Switch-Drive-Module-PWM-Regulator-Control-Panel/4000609702577.html
5v 1 2 4 8 Channel Relay module with optocoupler. Relay Output X way relay module for arduino 1CH 2CH 4CH 8CH https://www.aliexpress.com/item/5v-1-2-4-8-Channel-Relay-module-with-optocoupler-Relay-Output-X-way-relay-module/32340914033.html
5v 1 2 4 8 Channel Relay module with optocoupler. Relay Output X way relay module for arduino 1CH 2CH 4CH 8CH https://www.aliexpress.com/item/5v-1-2-4-8-Channel-Relay-module-with-optocoupler-Relay-Output-X-way-relay-module/32340914033.html
Low Level 5V 1/2/4/8 Channel Solid State Relay Module SSR G3MB-202P 240V 2A Output with Resistive Fuse For Arduino 1 2 4 8 Way https://www.aliexpress.com/item/Low-Level-5V-1-2-4-8-Channel-Solid-State-Relay-Module-SSR-G3MB-202P-240V/32788946442.html
5v 1 2 4 8 Channel Relay module with optocoupler. Relay Output X way relay module for arduino 1CH 2CH 4CH 8CH https://www.aliexpress.com/item/5v-1-2-4-8-Channel-Relay-module-with-optocoupler-Relay-Output-X-way-relay-module/32340914033.html
Four Channel 4 Channel Way Route MOSFET Button IRF540 V4.0+ MOSFET Switch Module DC Motor Drive Dmimmer Relay Board https://www.aliexpress.com/item/Four-Channel-4-Channel-Way-Route-MOSFET-Button-IRF540-V4-0-MOSFET-Switch-Module-DC-Motor/32970614613.html
4 Channel 5V Relay Shield Module Four Channel Relay Control Board Relay Expansion Board Diy Kit https://www.aliexpress.com/item/4-Channel-5V-Relay-Shield-Module-Four-Channel-Relay-Control-Board-Relay-Expansion-Board-Diy-Kit/32883273857.html
Mini DC-DC 4.5V-35V 5A 90W PWM DC Motor Speed Controller Module Speed Regulator Control Adjust Adjustable Board Switch 12V 24V https://www.aliexpress.com/item/Mini-DC-DC-4-5V-35V-5A-90W-PWM-DC-Motor-Speed-Controller-Module-Speed-Regulator/32880286661.html
ESP8266 ESP-01S 5V WiFi Relay Module Things Smart Home Remote Control Switch for Arduino Phone APP ESP01S Wireless WIFI Module https://www.aliexpress.com/item/ESP8266-ESP-01S-5V-WiFi-Relay-Module-Things-Smart-Home-Remote-Control-Switch-for-Arduino-Phone/32890526507.html
ESP8266 ESP-01S 5V WiFi Relay Module Things Smart Home Remote Control Switch for Arduino Phone APP ESP01S Wireless WIFI Module https://www.aliexpress.com/item/ESP8266-ESP-01S-5V-WiFi-Relay-Module-Things-Smart-Home-Remote-Control-Switch-for-Arduino-Phone/32890526507.html
Power Control IFTTT WiFi emabled Relay https://www.pbtech.co.nz/product/SURBRS20925/Brilliant-Smart-Smart-WiFi-Wall-Plug-with-Energy-M?gclid=CjwKCAjw07qDBhBxEiwA6pPbHuJJlwxhymXAhPK7GjJLoaswdwS0Ryh275KkY2Fhs56yhh1GR8J3URoCEE0QAvD_BwE
Smart Smart WiFi Wall Plug with Energy Monitoring Access https://www.pbtech.co.nz/product/SURBRS20925/Brilliant-Smart-Smart-WiFi-Wall-Plug-with-Energy-M