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-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
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 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-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)
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
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