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High Speed 5G NR (Dual SIM w/ Failover)

5G speeds of up to 3.4 Gbps1, perfect for high-bandwidth, time-sensitive and mission-critical M2M applications.

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2.5 GbE PoE Port (PSE)

2.5 GbE PoE LAN port to connect PD device for high-throughput mission-critical M2M applications.

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Dual-SIM Failover

Two SIM slots with auto-failover redundancy to ensure uninterrupted cellular WAN connectivity.

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Industrial-Grade Durability

Corrosion-resistant zinc-plated steel casing and robust design ensure reliable operation in harsh environments.

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Secure VPN Protection

Protect sensitive data transmission via secure VPN tunnels to prevent unauthorized network access.

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Centralized Management

Conveniently manage devices from anywhere via the D-ECS management platform.

Boost Operational Efficiency with Reliable 5G Connectivity

The DWM-311-GP 5G M2M PoE Modem delivers seamless, high-speed connectivity for real-time data transfer and remote monitoring. Designed for effortless plug-and-play installation, it’s perfect for powering versatile PoE applications like parking lot management. Its built-in VPN client ensures secure, encrypted communication, protecting data across networks and enhancing operational reliability.

Boost Operational Efficiency with Reliable 5G Connectivity
Empower Your M2M Network with PoE+​

Empower Your M2M Network with PoE+​

The DWM PoE Modem Series, featuring 802.3af/at Power over Ethernet (PoE+) technology, delivers both data and power through a single Ethernet cable. As a true PSE (Power Sourcing Equipment) solution, it streamlines M2M communication for IoT applications, reducing the need for separate electrical infrastructure and lowering installation costs. Ideal for powering surveillance cameras, digital signage, wireless access points, and IoT sensors, it offers flexible device placement without extra wiring. Its PD-Alive feature minimizes downtime, ensuring continuous operation, while PoE scheduling optimizes power use and cuts energy costs.​

Robust Build Quality

Robust Build Quality

The industrial-grade casing provides reliable high-speed connectivity in extreme conditions. The corrosion-resistant zinc-plated steel case with wide operating temperature range and humidity tolerance mean that the DWM-311-GP is ready for the most demanding M2M applications in virtually any environment. Convenient wall and DIN-rail mounting options allow the DWM-311-GP to be mounted virtually anywhere to optimize signal quality.

The DWM-311-GP is also engineered to safely accept wide input voltage(VDC 48~57V) fluctuations, providing more flexibility and convenience when selecting a suitable power source, making your M2M installations significantly more reliable and much easier to deploy.

Ultra-Fast 5G PoE Connectivity for Efficient Operation

The DWM-311-GP 5G M2M PoE Modem delivers lightning-fast 5G and Ethernet connectivity with instant, driverless access—no pre-configuration required. Its plug-and-play design and user-friendly web interface simplify deployment and network management across various applications. Featuring a high-speed 2.5G Ethernet port with 802.3af/at PoE support, it powers and connects Ethernet PD devices while automatically rebooting unresponsive devices for uninterrupted operation. Ideal for IP cameras, access points, PoE sensors, and VoIP systems, the DWM-311-GP ensures reliable, high-performance connectivity for traffic lights, small shops, surveillance systems, and Autonomous Mobile Robots (AMR).

5G PoE Diagram

Versatile Applications

Surveillance​

Surveillance​

Enhance security surveillance by utilizing PoE for both power and data on a single cable, facilitating video streaming over cellular networks.​

Access Point​

Access Point​

Expand Wi-Fi coverage in remote or hard-to-reach areas with PoE-powered access points, using the 4G/5G PoE Modem for reliable Internet backhaul.​

IoT Sensor​

IoT Sensor​

Power and connect IoT sensors in remote locations, enabling real-time data monitoring and transfer over secure 4G/5G networks.​

Smart Pole​

Smart Pole​

Power smart pole’s PD device with PoE to deliver real-time updates, public information, and advertisements for smarter urban services.​​

Tech Specifications

Wireless
Wireless
Device Interface
  • Cellular Module: 5G/4G 3GPP Rel. 1, Cellular Standards: 5G NR(Sub-6GHz), 4G LTE(DL Cat.19/UL Cat.18), SIM Slot: 2* SIM (4FF Nano SIM), Ethernet: 1*RJ45 LAN 2.5GE with PoE-PSE 802.3at, Power Input: DC 48-57V (TB)(2-pin), Antenna Connector: 4*SMA(F)-Cellular
Performance1
  • Maximum Cellular Data Throughput: 5G NSA : 3.4 Gbps (DL) / 550 Mbps (UL), 5G SA: 2.4 Gbps (DL) / 900 Mbps (UL), LTE: 1.6 Gbps (DL) / 200 Mbps (UL)
WAN
  • Cellular: NAT, Bridge, Network Monitor: ICMP Checking
Network
  • DHCP : DHCP Server, Port Forward: Virtual Server, DDNS: DynDNS, No-IP, Dynamic DO, Routing: Static route, Routing information, PoE: Power Control, ON/OFF by Network checking, Scheduled ON/OFF, IPv4/v6
General
Security
  • VPN Tunnel: OpenVPN, WireGuard, VPN Usage: Client mode
Firewall
  • Firewall: IPS, Access Control: Packet Filter, URL Blocking, MAC Filter
Administration
  • Configuration: Web UI, SSH, Management: D-Link D-ECS2, System: FW Upgrade, Reboot & Reset, System Time, NTP Service, Scheduling: reboot rule policy, working day, SMS Service: SMS Inbox, SMS Event Management
Status
  • Network Status: Connection information, Cellular Signal Quality, Cellular Mobile: Cellular Modem Information/Status, Cellular Network Status, Cellular Signal Quality, Client: Client List, Security: VPN Status
Environment
  • OP/Store Temp.: ( Operating Temperature -30 to 70 ˚C (-22 °F to 158 °F), Storage Temperature -40 to 85 ˚C (-40 °F to 185 °F) ), Humidity: (Operating Humidity 10% to 95% non-condensing, Storage Humidity 0 to 95% non-condensing), Dimensions: 93 x 90 x 27 mm