Brand: NETGEAR · SKU: GSM5212-100AJS · MPN: GSM5212-100AJS · Category: Networking
The NETGEAR M4100-D12G (GSM5212) is a high-performance, fully managed Layer 2+ Gigabit Ethernet switch designed for the intelligent edge in small-to-medium business networks and campus LAN environments. Part of the ProSAFE Intelligent Edge series, this switch features 12 ports of 10/100/1000Mbps connectivity, with 2 of those ports serving as shared SFP slots for fiber uplinks. It offers a comprehensive set of features including static routing, advanced security protocols, and robust multicast filtering (IGMP/MLD snooping). Engineered for convergence, it supports voice-over-IP (VoIP) through Voice VLAN and LLDP-MED. The switch is unique for its flexible power options, capable of being powered by an AC adapter or via PoE (PD mode) through its first port, making it ideal for deployments where power outlets are scarce.
| Form Factor | Desktop / Wall Mountable / Rackmount (with kit) |
|---|---|
| Total Ports | 12 x 10/100/1000 Mbps RJ45 |
| Power Method | AC Adapter or PoE Power (PD Mode on Port 1) |
| Uplink Ports | 2 x SFP (shared) |
| VLAN Support | 4,093 VLAN IDs |
| Acoustic Noise | 0 dB (Fanless Design) |
| Forwarding Rate | 17.8 Mpps |
| Management Type | Fully Managed (Layer 2+ with Static Routing) |
| MAC Address Table | 16K entries |
| Switching Capacity | 24 Gbps |
| Warranty | NETGEAR ProSAFE Limited Lifetime Hardware Warranty |
| Weight | 2.93 lbs (1.33 kg) |
| Dimensions | 12.91 x 6.65 x 1.7 in (328 x 169 x 43.2 mm) |
The NETGEAR M4100-D12G (GSM5212) provides a secure and intelligent edge for converged voice, video, and data networking. It is optimized for SMBs requiring reliable access layer switching without the complexity of a full Layer 3 core. Key highlights include Green Ethernet technology for energy efficiency, professional-grade CLI for advanced scripting, and a user-friendly web GUI for simplified management.
Yes, this NETGEAR ProSAFE M4100-D12G (GSM5212) Managed Switch (GSM5212-100AJS) is 100% genuine NETGEAR hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
This NETGEAR ProSAFE M4100-D12G (GSM5212) Managed Switch includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the GSM5212-100AJS.