diff --git a/esphome/apc7921-generic.yaml b/esphome/apc7921-generic.yaml
new file mode 100644
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--- /dev/null
+++ b/esphome/apc7921-generic.yaml
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+esphome:
+  name: apc7921-generic 
+  platform: ESP32
+  board: esp32dev
+
+# Enable logging
+logger:
+
+# Enable Home Assistant API
+api:
+  password: "CHANGEME"
+  reboot_timeout: 0s
+
+ota:
+  password: "CHANGEME_ALSO"
+
+  #Enable fallback hotspot (captive portal) in case wifi connection fails
+  #ap:
+  #ssid: "apc7921-generic fallback Hotspot"
+  #password: "NO_SURPRISE:ALSO_CHANGEME"
+
+  #captive_portal:
+
+# ALso change the username/password combo here for the web-interface
+web_server:
+  port: 80
+  auth:
+    username: admin
+    password: admin
+
+i2c:
+  sda: 14
+  scl: 15
+  scan: True
+  
+pcf8574:
+  - id: 'pcf8574_hub'
+    address: 0x24
+    pcf8575: false
+    
+switch:
+- platform: gpio
+  name: "port8"
+  pin:
+    pcf8574: pcf8574_hub
+    # Use pin number 0
+    number: 7
+    # One of INPUT or OUTPUT
+    mode: OUTPUT
+    inverted: True
+- platform: gpio
+  name: "port7"
+  pin:
+    pcf8574: pcf8574_hub
+    number: 6
+    mode: OUTPUT
+    inverted: True
+- platform: gpio
+  name: "port6"
+  pin:
+    pcf8574: pcf8574_hub
+    number: 5
+    mode: OUTPUT
+    inverted: True
+- platform: gpio
+  name: "port5"
+  pin:
+    pcf8574: pcf8574_hub
+    number: 4
+    mode: OUTPUT
+    inverted: True
+- platform: gpio
+  name: "port4"
+  pin:
+    pcf8574: pcf8574_hub
+    number: 3
+    mode: OUTPUT
+    inverted: True
+- platform: gpio
+  name: "port3"
+  pin:
+    pcf8574: pcf8574_hub
+    number: 2
+    mode: OUTPUT
+    inverted: True
+- platform: gpio
+  name: "port2"
+  pin:
+    pcf8574: pcf8574_hub
+    number: 1
+    mode: OUTPUT
+    inverted: True
+- platform: gpio
+  name: "port1"
+  pin:
+    pcf8574: pcf8574_hub
+    number: 0
+    mode: OUTPUT
+    inverted: True
+
+ethernet:
+    type: LAN8720
+    mdc_pin: GPIO23
+    mdio_pin: GPIO18
+    clk_mode: GPIO0_IN
+    phy_addr: 1
+    power_pin: GPIO16
+
+
+# This config uses a factor of 13 which gets close (enough) to the actual voltage but is NOT calibrated.
+
+sensor:
+  - platform: adc
+    name: "PSU2 voltage"
+    pin: GPIO36
+    accuracy_decimals: 2
+    update_interval: 5s
+    attenuation: auto
+    filters:
+    - multiply: 13
+  - platform: adc
+    name: "PSU1 voltage"
+    pin: GPIO39
+    accuracy_decimals: 2
+    update_interval: 5s
+    attenuation: auto
+    filters:
+    - multiply: 13