Forums in 'Technical Support'
"KCS" v2 firmware system
“KCS” means “KinCony Super” , this is a new firmware developed by KinCony for KC868-A series products in 2023. It has powerful functions and supports multiple communication protocols.

Tuya licence for "KCS" fi...
05-23-2026, 03:43 PM
by Aditiya

157 Threads 
1,229 Replies
157 Threads 
1,229 Replies
Tuya licence for "KCS" fi...
05-23-2026, 03:43 PM
by Aditiya
KinCony AS
ESP32-S3 voice assistant: ESP32-S3 + IR Receiver + WS2812B RGB LED + Microphone + Amplifier + Speaker + SD Card

25 Threads 
173 Replies
25 Threads 
173 Replies
Very Low Volume even at M...
03-26-2026, 11:23 PM
by MartinBanner
KC868-AM
smallest ESP32 + WiFi + Ethernet + RS485 + I2C + free GPIOs relay board

reset factory on A8
10-09-2025, 10:55 PM
by admin

24 Threads 
71 Replies
24 Threads 
71 Replies
reset factory on A8
10-09-2025, 10:55 PM
by admin
KC868-ASR
ESP32 + WiFi + DS3231 RTC + SD Card + 1 wire temperature humidity GPIOs relay board

[Arduino source code for ...
04-28-2024, 05:21 AM
by admin

9 Threads 
11 Replies
9 Threads 
11 Replies
[Arduino source code for ...
04-28-2024, 05:21 AM
by admin
KC868-A2
ESP32 + WiFi + Ethernet + RS485 + 4G/2G SIM Card + I2C + Digital Input + 1 wire temperature humidity GPIOs relay board

KC868-A2v3
04-09-2026, 11:19 PM
by admin

40 Threads 
263 Replies
40 Threads 
263 Replies
KC868-A2v3
04-09-2026, 11:19 PM
by admin
KC868-A2v3
ESP32-S3 + WiFi + Ethernet + RS485 + 4G/2G SIM Card + I2C + Digital Input + SD Card + DS3231 RTC + SSD1306 LCD + 1 wire temperature humidity GPIOs relay board

MODBUS
10 hours ago
by admin

15 Threads 
36 Replies
15 Threads 
36 Replies
MODBUS
10 hours ago
by admin
KC868-A4
ESP32 + WiFi + IR + RF433MHz + Analog Input + Analog Output + Digital Input + 1 wire temperature humidity GPIOs relay board

Where to start?
11-18-2025, 10:15 PM
by admin

110 Threads 
520 Replies
110 Threads 
520 Replies
Where to start?
11-18-2025, 10:15 PM
by admin
KC868-A4S
ESP32 + WiFi + Ethernet + RS485 + 4G/2G SIM Card + I2C + Analog Input + Analog Output (PWM) + Digital Input + 1 wire temperature humidity GPIOs relay board

Sim7600E kc868_A4S GSM SI...
05-03-2025, 08:06 AM
by admin

29 Threads 
116 Replies
29 Threads 
116 Replies
Sim7600E kc868_A4S GSM SI...
05-03-2025, 08:06 AM
by admin
KC868-A6
ESP32 + WiFi + LoRa/nRF24L01 + I2C + Analog Input + Analog Output + Digital Input + 1 wire temperature humidity GPIOs relay board

Custom ESPHome firmware a...
03-09-2026, 08:22 AM
by admin

123 Threads 
777 Replies
123 Threads 
777 Replies
Custom ESPHome firmware a...
03-09-2026, 08:22 AM
by admin
KC868-A6v3
ESP32-S3 + WiFi + LoRa/nRF24L01 + I2C + Analog Input + Analog Output + Digital Input + DS3231 RTC + 1 wire temperature humidity GPIOs relay board

Can't connect using KCS f...
02-18-2026, 03:19 AM
by admin

19 Threads 
52 Replies
19 Threads 
52 Replies
Can't connect using KCS f...
02-18-2026, 03:19 AM
by admin
KC868-A8
ESP32 + WiFi + Ethernet + I2C + RF433MHz + Analog Input + Digital Input + 1 wire temperature humidity GPIOs relay board

114 Threads 
726 Replies
114 Threads 
726 Replies
how to use KC868-A8 with ...
9 hours ago
by admin
KC868-A8v3
ESP32-S3 + WiFi + Ethernet + RS485 + I2C + RF433MHz + Analog Input + Digital Input + SD Card + DS3231 RTC + SSD1306 LCD + 1 wire temperature humidity GPIOs relay board

KC868 A8v3 RF not working...
01-12-2026, 10:46 AM
by admin

17 Threads 
25 Replies
17 Threads 
25 Replies
KC868 A8v3 RF not working...
01-12-2026, 10:46 AM
by admin
KC868-A8M
ESP32 + WiFi + Ethernet + RS485 + CAN Bus + 4G/2G SIM Card + RF433MHz + I2C + Digital Input + Analog Input + Manaul Control Buttons + 1 wire temperature humidity GPIOs + 8 Channel MOSFET board

KC868-A8M and PCF857x err...
09-01-2025, 06:34 AM
by admin

16 Threads 
76 Replies
16 Threads 
76 Replies
KC868-A8M and PCF857x err...
09-01-2025, 06:34 AM
by admin
KC868-A8S
ESP32 + WiFi + Ethernet + RS485 + 4G/2G SIM Card + I2C + RF433MHz + Analog Input + Digital Input + 1 wire temperature humidity GPIOs + WS2812 LED + buzzer + relay board

DTSU 666 energy meter - a...
02-04-2026, 12:00 AM
by admin

61 Threads 
270 Replies
61 Threads 
270 Replies
DTSU 666 energy meter - a...
02-04-2026, 12:00 AM
by admin
KC868-A16
ESP32 + WiFi + Ethernet + RS485 + I2C + RF433MHz + Digital Input + 1 wire temperature humidity GPIOs MOSFET board

Las Firmware ?
05-24-2026, 09:41 AM
by jltluc57

235 Threads 
1,827 Replies
235 Threads 
1,827 Replies
Las Firmware ?
05-24-2026, 09:41 AM
by jltluc57
KC868-A16v3
ESP32-S3 + WiFi + Ethernet + RS485 + I2C + RF433MHz + Digital Input + SD Card + DS3231 RTC + SSD1306 LCD + 1 wire temperature humidity GPIOs MOSFET board

RS485 TS sensor with A16v...
Yesterday, 07:24 AM
by admin

51 Threads 
226 Replies
51 Threads 
226 Replies
RS485 TS sensor with A16v...
Yesterday, 07:24 AM
by admin
KC868-A16S
ESP32 + WiFi + Ethernet + RS485 + 4G/2G SIM Card + I2C + RF433MHz + Digital Input + Manaul Control Buttons + 1 wire temperature humidity GPIOs relay board

DS3231 RTC module
04-24-2026, 10:12 PM
by rosnoteh

45 Threads 
195 Replies
45 Threads 
195 Replies
DS3231 RTC module
04-24-2026, 10:12 PM
by rosnoteh
KC868-E8T
ESP32 + Tuya + Energy Meter + WiFi + Ethernet + RS485 + 4G SIM Card + I2C + RF433MHz + Digital Input + 1 wire temperature humidity GPIOs removable relay board

ERROR SIM not inserted SI...
04-21-2026, 01:34 AM
by admin

13 Threads 
84 Replies
13 Threads 
84 Replies
ERROR SIM not inserted SI...
04-21-2026, 01:34 AM
by admin
KC868-E16S/E16P
ESP32 + WiFi + Ethernet + RS485 + I2C + RF433MHz + Digital Input + buzzer + 1 wire temperature humidity GPIOs removable relay board

KC868-E16S/E16P demo conf...
04-26-2026, 01:01 PM
by admin

45 Threads 
216 Replies
45 Threads 
216 Replies
KC868-E16S/E16P demo conf...
04-26-2026, 01:01 PM
by admin
KC868-E16T
ESP32 + Tuya + WiFi + Ethernet + RS485 + I2C + RF433MHz + DS3231 RTC Socket + Digital Input + buzzer + 1 wire temperature humidity GPIOs removable relay board

E16T is not detected when...
01-19-2026, 01:15 PM
by admin

13 Threads 
96 Replies
13 Threads 
96 Replies
E16T is not detected when...
01-19-2026, 01:15 PM
by admin
KinCony A24
ESP32 + WiFi + Ethernet + RS485 + 4G + I2C + Analog Input + Analog Output + K-Type Thermocouple Temperature Sensor + Digital Input + 1 wire temperature humidity GPIOs relay board

A24 configure yaml for ES...
05-03-2026, 12:29 AM
by admin

20 Threads 
90 Replies
20 Threads 
90 Replies
A24 configure yaml for ES...
05-03-2026, 12:29 AM
by admin
KC868-A32/A32 Pro
ESP32 + WiFi + Ethernet + RS485 + 4G + GPS + I2C + Analog Input + Digital Input + 1 wire temperature humidity GPIOs relay board

Digital input GND
04-10-2026, 04:34 AM
by Korenktom

95 Threads 
426 Replies
95 Threads 
426 Replies
Digital input GND
04-10-2026, 04:34 AM
by Korenktom
KC868-A32M
ESP32 + WiFi + Ethernet + RS485 + 4G/2G SIM Card + DS3231 RTC Socket + RF433MHz + I2C + Analog Input + 32 Channel MOSFET board

I2C connector
09-08-2024, 04:53 PM
by giliardi

16 Threads 
42 Replies
16 Threads 
42 Replies
I2C connector
09-08-2024, 04:53 PM
by giliardi
KC868-A64
ESP32 + WiFi + Ethernet + RS485 + I2C + Analog Input + Digital Input + 1 wire temperature humidity GPIOs + 64 Channel MOSFET board

KCS mqtt
02-12-2026, 11:12 PM
by admin

27 Threads 
125 Replies
27 Threads 
125 Replies
KCS mqtt
02-12-2026, 11:12 PM
by admin
KC868-A128
ESP32 + WiFi + Ethernet + RS485 + I2C + Analog Input + Digital Input + 1 wire temperature humidity GPIOs 128 Channel MOSFET board

No Ethernet, No WiFi, No ...
12-20-2025, 12:01 PM
by admin

20 Threads 
79 Replies
20 Threads 
79 Replies
No Ethernet, No WiFi, No ...
12-20-2025, 12:01 PM
by admin
KC868-A256
ESP32 + WiFi + Ethernet + RS485 + Analog Input + Digital Input + 256 Channel MOSFET board

A256 circuit diagram
01-31-2024, 03:32 AM
by KinCony Support

8 Threads 
10 Replies
8 Threads 
10 Replies
A256 circuit diagram
01-31-2024, 03:32 AM
by KinCony Support
KC868-AI
ESP32 + WiFi + Ethernet + RS232 + RS485 + RF433MHz + IR + Digital Input + free GPIOs + INPUT board

clk_mode for ethernet
12-21-2025, 06:38 PM
by cvonk

26 Threads 
87 Replies
26 Threads 
87 Replies
clk_mode for ethernet
12-21-2025, 06:38 PM
by cvonk
KC868-AG / AG Pro / AG8 / Z1
ESP32 + WiFi + RF433MHz + IR + buzzer + ZigBee3.0 + Tuya + free GPIOs board

KinCony Z1 Problem
04-06-2026, 11:39 PM
by admin

59 Threads 
330 Replies
59 Threads 
330 Replies
KinCony Z1 Problem
04-06-2026, 11:39 PM
by admin
KC868-Uair
ESP32 + WiFi + RF433MHz + IR + buzzer + DS18B20 temperature sensor + WS2812 RGB LEDs + free GPIOs board

Somfy RTS Protocol RF
10-12-2025, 02:07 AM
by cadejaja

19 Threads 
94 Replies
19 Threads 
94 Replies
Somfy RTS Protocol RF
10-12-2025, 02:07 AM
by cadejaja
KC868-ATC / Tuya adapter V2
ESP32 + Tuya + WiFi + RS232 + RS485 + free GPIOs board

KinCony ESP32 Tuya IoT ad...
04-07-2026, 05:55 AM
by admin

17 Threads 
121 Replies
17 Threads 
121 Replies
KinCony ESP32 Tuya IoT ad...
04-07-2026, 05:55 AM
by admin
KC868-AK
ESP32 + WiFi + RS232 + RS485 + I2C + Digital Input + free GPIOs keyboard

Questions about KinCony S...
06-12-2025, 05:49 AM
by itzek

6 Threads 
32 Replies
6 Threads 
32 Replies
Questions about KinCony S...
06-12-2025, 05:49 AM
by itzek
KC868-AP / ADR
ESP32 + WiFi + RS485 + I2C + Digital Input + analog output (include MOSFET driver) + relay dimmer board

Channels always have curr...
03-25-2026, 09:09 AM
by admin

25 Threads 
124 Replies
25 Threads 
124 Replies
Channels always have curr...
03-25-2026, 09:09 AM
by admin
KC868-AIO
ESP32 + WiFi + Ethernet + RS485 + 4G SIM Card + DS3231 RTC Socket + Digital Input + MOSFET Output + Analog Input + Analog Output + 1 wire temperature humidity GPIOs ESP32 All In One Board

4 - 20 mA adc not giving ...
04-16-2026, 12:47 AM
by admin

42 Threads 
234 Replies
42 Threads 
234 Replies
4 - 20 mA adc not giving ...
04-16-2026, 12:47 AM
by admin
KC868-M16 / M1 / MB / M30
ESP32 + WiFi + Ethernet + 4G + SD Card + 16 Channel CT Clamp + Analog Input + SSD1306 Displayer + DS3231 RTC Socket Energy Meter Monitor

M30 configure yaml for ES...
05-04-2026, 10:39 AM
by kiloptero

91 Threads 
692 Replies
91 Threads 
692 Replies
M30 configure yaml for ES...
05-04-2026, 10:39 AM
by kiloptero
KC868-HA /HA v2
The smallest RS485 IO Module let your switch panel or any dry contact sensor convert to RS485 integrate with home assistant

21 Threads 
149 Replies
21 Threads 
149 Replies
KC868-HA v2 firmware V200...
Today, 12:37 AM
by admin
KC868-1U
ESP32 + WiFi + Ethernet + RS485 + I2C + RF433MHz + Digital Input + DS18B20 temperature sensor + buzzer + relay board

KC868-1U connect with ext...
06-30-2023, 12:54 AM
by admin

10 Threads 
10 Replies
10 Threads 
10 Replies
KC868-1U connect with ext...
06-30-2023, 12:54 AM
by admin
KinCony ALR
ESP32-S3 + WiFi+ LoRa(SX1278) + I2C + Digital Input + Relay + 1-wire + Analog Input + SSD1306 LCD

KinCony ALR ESP32 I/O pin...
03-06-2026, 01:29 AM
by admin

7 Threads 
46 Replies
7 Threads 
46 Replies
KinCony ALR ESP32 I/O pin...
03-06-2026, 01:29 AM
by admin
Extender module
i2c relay module / i2c digital input module / ESP32 sd card / ESP32 development board

RS485 TS sensor with A16v...
Yesterday, 07:24 AM
by admin

30 Threads 
117 Replies
30 Threads 
117 Replies
RS485 TS sensor with A16v...
Yesterday, 07:24 AM
by admin


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