IN STOCK
VK-SW-POE5G
5-Port Gigabit PoE+ Unmanaged Switch
Ports4× Gigabit PoE+ (802.3af/at) + 1× Gigabit uplink
Power54V DC external adapter
Speed10/100/1000 Mbps per port
IN STOCK
VK-SEN-PM25
Laser Particle Sensor PM1.0 / PM2.5 / PM10
Range0–1000 µg/m³
Weight26g
Current~65mA average
IN STOCK
VK-RLY-POE8
8-Channel PoE Ethernet Relay Module with 8 Digital Inputs
PowerPoE 48V (802.3af) or external 7–36V DC
Ethernet10/100 Mbps with PoE (802.3af)
MountingDIN-rail or panel
ON REQUEST
VK-KIT-IOT-START
IoT Starter Kit — SBC + Sensors + Gateway
SBCQuad-core ARM 2GB RAM
SensorsPM1/2.5/10 + Temperature + Humidity
IncludesSBC + RS-485 Gateway + PM Sensor + Temp/RH Sensor + PoE Switch + RS-485 Module + Cables
ON REQUESTVK-KIT-HMI-10
Industrial HMI All-in-one Touch Display 10.1inch Kiosk Kit
OSLinux (pre-installable on request)
PowerPoE+ (single cable)
Display10.1" IPS 1280×800 capacitive touch
IN STOCK
VK-SBC-ARM-2G
SBC Quad-Core ARM 2GB RAM — Linux Ready
RAM2GB LPDDR4
USB2× USB 3.0, 2× USB 2.0
GPIO40-pin header
IN STOCKVK-GW-RS485-4CH
4-Channel RS-485 to PoE Ethernet Gateway
PowerPoE 48V or external 9–36V DC
Channels4× RS-485 independent
Ethernet10/100 Mbps with PoE (802.3af)
IN STOCKVK-DSP-10IPS
10.1" IPS Capacitive Touch Display — HDMI
Power12V DC / 1A
TouchCapacitive 10-point multitouch
SurfaceHardened glass
IN STOCKVK-PC-I5C
Industrial Compact PC — i5 / 16GB / 256GB SSD
OSCompatible with Windows 10/11, Linux
RAM16GB DDR4
PortsUSB 3.0 ×4, DisplayPort, HDMI, GbE LAN, Audio
ON REQUEST
VK-SEN-TH485
Industrial Temperature & Humidity Sensor — RS-485 Modbus
Supply4–30V DC
InterfaceRS-485 Modbus RTU
DimensionsProbe: 80 × 15mm
ON REQUEST
VK-SEN-CT100
Split-Core Current Transformer — 4-20mA Output
TypeSplit-core CT + signal conditioner
Range0–100A AC
Output4-20mA (2-wire loop)
ON REQUEST
VK-PSU-24V60
DIN-Rail Power Supply 24V DC / 60W
Input85–264V AC (universal)
Output24V DC / 2.5A (60W)
MountingDIN-rail (TS-35)
ON REQUEST
VK-RLY-WIFI2
2-Channel WiFi Smart Relay Module — MQTT / HTTP
WiFi802.11 b/g/n
Power5V or 12V DC (selectable)
Channels2× SPDT relay
ON REQUEST
VK-SEN-IMU6
6-Axis IMU Module — Accelerometer + Gyroscope (I²C/SPI)
Axes6 (3-axis accel + 3-axis gyro)
Supply2.4–3.6V DC
Current3.8mA typical
ON REQUEST
VK-BDL-ENV3
Environmental Sensor Bundle — PM + Temp/RH + RS-485
Cable5m RS-485 twisted pair included
IncludesPM Sensor + Temp/RH Sensor + RS-485 Module + Cables
ProtocolsModbus RTU (RS-485)
IN STOCKVK-UPS-700
Line-Interactive UPS 700VA / 360W
Output230V AC ±5%
Weight4.5kg
Battery12V 7Ah sealed lead-acid
IN STOCK
VK-MOD-RS485
TTL to RS-485 Transceiver Module
Supply3.3V or 5V DC
ConnectorPin header 2.54mm
ConversionTTL (UART) ↔ RS-485 half-duplex
IN STOCK
VK-CBL-JST5
JST ZHR-5 Sensor Cable Adapter (5-pin, 10cm)
Wires5 color-coded (VCC, GND, TX, RX, SEL)
Length10cm
ConnectorJST ZH 5-pin (1.5mm pitch)
IN STOCK
VK-HAT-POE
PoE+ HAT Module for ARM SBC (802.3at)
LEDPower indicator
Input36–57V DC via Ethernet
Output5V DC / 4A (20W max)
ON REQUEST
VK-DSP-35E
3.5" ESP32 HMI Touch Display — 480×320
MCUESP32 dual-core 240MHz
Power5V USB-C
TouchResistive
ON REQUEST
VK-DSP-43S3
4.3" ESP32-S3 HMI Capacitive Display — 800×480
MCUESP32-S3 dual-core 240MHz
Power5V USB-C
TouchCapacitive multitouch
ON REQUEST
VK-DSP-7S3
7" ESP32-S3 HMI Capacitive Display — 800×480
MCUESP32-S3 dual-core 240MHz
Power5V DC via USB-C
TouchCapacitive 5-point
ON REQUEST
VK-MOD-NBIOT
NB-IoT / LTE-M Cellular Module with Antenna
SIMNano-SIM slot
BandsB1, B3, B5, B8, B20, B28
Supply2.8–4.2V DC
ON REQUEST
VK-MOD-LORA868
LoRa 868MHz Transceiver Module — SPI Interface
Range>10km (line-of-sight)
Supply1.8–3.7V DC
TX Power+20dBm (100mW)