LoRaWAN Robust Gateway (ELG‑500)
Industrial 8/16‑channel LoRaWAN gateway with carrier‑grade 5G/4G backhaul
5G/4G Backhaul
Secure · Rugged
Industry Grade
Key feaures
-
SX1302/1303-class concentrator; 8 or 16 channels; +27 dBm output
-
GNSS & PTP/NTP sync; PPS in/out; time‑stamped uplinks
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5G NR & LTE backhaul; Ethernet/PoE; Wi‑Fi as WAN (option)
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Rugged IP67 die‑cast body; lightning & surge protection
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LNS compatibility: Semtech UDP, BasicStation, LNS over TLS
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OTA updates, remote logs, KPI telemetry (MQTT/HTTPS/LwM2M)
Technical Specifications
RF Front‑End
EU868/US915/AS923; Sensitivity down to −139 dBm (SF12)
Backhaul
5G NR SA/NSA; LTE Cat‑6; Dual‑SIM; Ethernet/PoE
Clocking
GNSS (GPS/GLONASS), NTP/PTP; PPS IO
I/O
2× Ethernet (1× PoE), 1× USB, 1× RS‑485
Compute
Dual‑core ARM @ 1.5 GHz, 1 GB RAM, 8 GB eMMC
Power
10–36 V DC or PoE; 6–12 W typical
Enclosure
IP67, 210×150×60 mm, pole/wall mount
Security
TPM 2.0, Secure Boot, TLS 1.3, VPN (WireGuard/IPSec)
Experimental results (Internal lab)
Uplink Throughput Capacity
Constant load with 10k nodes randomized SF7–SF12, 12‑B payload @ 10 min.
Channels | Packets/min | CPU Load (%) | Drop Rate (%) |
|---|---|---|---|
16 | 9,450 | 61 | <0.5 |
8 | 4,800 | 38 | <0.3 |
Thermal Performance
Full TX duty in chamber @ 50°C ambient for 8 h.
Ambient (°C) | Case (°C) | Throttling |
|---|---|---|
60 | 74 | Minor (<5%) |
55 | 69 | None |
50 | 64 | None |
Backhaul Latency
Round‑trip latency to cloud MQTT broker (Dubai) with 99% availability.
Backhaul | Median (ms) | P95 (ms) |
|---|---|---|
LTE Cat-6 | 48 | 95 |
5G NSA | 29 | 55 |
5G SA | 22 | 46 |
Availability Under Rain Fade
Outdoor pole mount during heavy rain (45 mm/h).
SNR (dB) | Uplink Success (%) |
|---|---|
−5 | 98.1 |
+3 | 99.5 |
+10 | 99.9 |
-40°C…+70°C
Operating Temp
IP67
Enclosure Rating
Dual SIM
5G/4G Failover
Use Cases
01
City‑scale LoRaWAN coverage for smart metering & parking
02
Utilities private LoRaWAN with 5G backhaul to HES
03
Agriculture & environmental monitoring with ruggedized outdoor units