The Hubbell Wiring Device-Kellems HBLGW0400MEUS2UPC: 783585569253 | UNSPSC: 39121406 | GTIN: 00783585569253DataComm/TeleComm > Network Hardware - Media Converters > GatewaysWiring Device-Kellems Gateway, 150-Node Standard, Series: HBL, Protocol: Modbus TCPIP, 860 to 930 MHz, 2. 4 GHz, Wireless/Ethernet Interface, 3 W Power Output, NEMA 1, Fully Enclosed Antenna, For Use With: All Hubbell Monitoring Units, Environmental Conditions: 32 to 104 deg F Operating, 10 to 90% Non-Condensing Humidity