SKU: RG3A4SKJ4J |  Mfg. Part: GS-GWN7821P  | UPC: 6947273704546  | 
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Grand Stream GS-GWN7821P Managed PoE Network Switch

10 Available
Condition: New

$257.70  $347.90

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Product Overview

- 8x 2.5 Gigabit ports, 2 SFP+ ports
- Smart power control to support dynamic PoE/PoE+ and PoE++
- Supports deployment in IPv6 and IPv4 networks
- Reliability features including fault detection, device protection, dual boot, dual system file redundancy, link aggregation, storm control, and more
- ACL filtering of data packets by configuring matching rules, processing operations, and time schedules, and provides flexible security access control policies
- Built-in QoS allows for prioritization of network traffic
- Management options include: Embedded controller; GDMS Networking and GWN Manager, Grandstream's free cloud and on-premise network management platform; CLI management; GWN router
- Supports stacking (pending) for easy management on one interface while creating redundant backup between multiple devices

Technical Specifications

Managed: Yes
Max PoE Power Consumption - Watts: 240
Number PoE Ports: 8
Number SFP Ports: 2
Packet Buffer Size - Kb: 12000
PoE Support Type: PoE+
Port Type: Gigabit Ethernet
Stackable: Yes
Total Number of Ports: 10
Color: Black

Product Details

  • Manufacturer:
  • Model Number:
  • ASIN:
  • UPC:
  • Condition:
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  • Updated:
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  • GRAND STREAM
  • GS-GWN7821P
  • B0DW6NJZWL
  • 6947273704546
  • New
  • 5.65 lbs
  • 17 X 2 X 9
  • Mar 04, 2026
  • Oct 29, 2025
Product Identifiers: Brand: Grand Stream • Part #: GS-GWN7821P • UPC: 6947273704546 • ASIN: B0DW6NJZWL • Category: Switch Modules

Grand Stream GS-GWN7821P Managed PoE Network Switch

Reviews for Grand Stream GS-GWN7821P

$257.70