从China供应商批发进口16 Ports Gsm Gateway — FOB条款

This 16-port GSM gateway from ZLF Technology Co., Ltd. provides industrial-grade wireless communication infrastructure based on original Wavecom modules. The unit supports dual-band 900/1800 MHz or quad-band 850/900/1800/1900 MHz operation depending on the installed module, with a built-in TCP/IP protocol stack and GPRS Class 10 connectivity. It achieves a maximum data transmission speed of 115.2 Kbps and operates on an input voltage range of 6 to 36V DC, drawing between 100 and 140 mA during operation.

The gateway is housed in an aluminium casing designed for industrial environments and supports both RS232 (DB15) and USB interfaces, with an RJ11 port for voice handset connectivity. It accepts standard 3V SIM cards and is compatible with AT command sets GSM07.07 and 07.05 for remote configuration and control. The unit includes DTMF (dual-tone multi-frequency) functionality and supports the SIM Application Toolkit, making it suitable for SMS-based alert systems, M2M data relay, and remote monitoring applications.

Typical buyers include system integrators, SMS service providers, and industrial automation firms requiring multi-port GSM connectivity for bulk messaging or telemetry. The gateway ships with an AC/DC adapter, RS232 cable, antenna, and driver CD, with a gross shipping weight of 4.5 kg. Working temperature tolerance spans -20 to +55 degrees Celsius, and the standby current draw is rated at 56 mA. Buyers should confirm module band configuration, SIM card compatibility, and bulk pricing directly with ZLF Technology before placing orders.

ZLF Technology Co., Ltd. is based in the Futian District of Shenzhen, Guangdong, China, with a registered address at the Guoqi Building on Shang Bu Road. The company is listed as an imported-tier supplier on the platform, though its response rate and average response time data are currently unavailable, which buyers should factor into their communication expectations.

The listing focuses on GSM gateway and modem products built around Wavecom-based modules, targeting industrial and commercial wireless communication needs. No information is provided regarding the company's years of operation, workforce size, or client portfolio. Buyers are advised to request verification of product certifications, warranty terms, and after-sales support capabilities directly from the supplier before committing to bulk orders.