4-Channel Wireless Relay Module ESP-12F (RM4W)

The RM4W is a 4-channel Wi-Fi module based on the ESP-12F module which is based on the ESP8266 chip from Espressif. The ESP-12F includes 4MB of flash and supports 802.11b/g/n Wi-Fi SOC. The ESP-12F can be programmed serially via the 4-pin header. The card is well-protected, filtered, and easy to install. The RM4W outputs can drive loads up to 10A (resistive load).

  Features:

• Based on ESP-12F Wi-Fi module.
• On-board 3.3V regulator AMS1117-3.3V.
• Power input is filtered for noise reduction.
• Green LED for power indication.
• Operating voltage DC12V.
• Four output relays with red LED indicators.
• Both normal open and normal close terminals are available.
• Output terminals are available through a 5mm 2-pin K128 screw clamp.
• Easy firmware uploading using a 4-pin header ( 3.3V, Tx, Rx, GND ).
• Reset push button switch is included.
• Two yellow LEDs for Tx and Rx signal indication.
• DIN Rail mountable.
• Four (Ø 3.5mm) mounting holes for easy installation.
• Dimensions: 130 X 50 X 18mm.