Product Introduction
The KY321 is a compact industrial IoT router designed for mission-critical applications like smart vending machines, EV charging stations, and remote monitoring systems. Featuring dual-mode cellular connectivity (4G LTE/LTE-M/NB-IoT), ruggedized metal housing (-35°C to +75°C operation), and enterprise-grade security with IPsec/OpenVPN support, it ensures reliable data transmission in harsh environments.
Key Features
- Multi-Network FlexibilityAuto failover between 4G LTE CAT4 (150Mbps) and LTE-M/NB-IoT for low-power applicationsGlobal frequency bands: EMEA/Asia B1/B3/B5/B7/B8/B20, NA B2/B4/B12/B13/B14
- Industrial-Grade Interfaces2x RJ45 Ethernet (WAN/LAN configurable) + RS232/RS485 serial portsOptional 2.4GHz WiFi (802.11n, 300Mbps) with WPA2-Enterprise security
- Developer-Friendly PlatformOpenWrt Linux OS with Python/C++ SDK for custom IoT applicationsPre-integrated MQTT/Modbus protocols for SCADA integration
- Military-Grade SecurityVPN Tunnel Bundle: IPsec/L2TP/PPTP/GRE/OpenVPNSPI firewall + MAC/IP binding + TLS 1.2 encryption
Technical Highlights Table
| Specification | Detail |
|---|---|
| Cellular | CAT4 (150Mbps DL) / CAT-M1/NB1 |
| Certifications | CE/FCC/RoHS, IP30, 15KV ESD protection |
| Power Input | 5-35VDC wide range (solar ready) |
| Management | Cloud DMP + SMS remote control |
Why Choose KY321?
✔️ 5-year extended warranty for industrial deployments
✔️ Pre-certified for EU/NA/APAC cellular networks
✔️ Zero coding solutions with Modbus RTU-to-TCP conversion
