New
Gateway6 8mG 2SFP+

Cloud-Managed VPN Firewall with 8x 2.5-Gigabit (4 PoE+) Ethernet ports and two SFP+ slots

ESG620

Product Highlight

EnGenius ESG620 Cloud-managed VPN Firewall provides a high-performance network solution with advanced features, including load balancing, dual-WAN, and site-to-site VPN. The product offers unified management through EnGenius Cloud, allowing for easy configuration and management from anywhere. It offers a comprehensive end-to-end solutionfor businesses seeking to enhance their network performance and security.

  • Simple, unified cloud management for any size business
  • Intuitive and centralized device visibility from anywhere
  • 2.5GE / one SFP+ WAN and 7x 2.5GE/ one SFP+ LAN for maximum performance
  • Quad-core 2.2 GHz processor for greater speed and power
  • Built-in load balancing and safeguards with dual-WAN and cellular failover
  • 4 x 2.5 GbE PoE+ to power up multiple Wi-Fi 6E AP, IP camera or IP phone
  • Stateful firewall with high-efficiency filtering and inspection to enhance security
  • High-speed and secure site-to-site VPN and client VPN
  • Quick self-healing VPN and VLAN setup for faster and easier deployments
  • Touchless system maintenance and automatic updates
  • Multiple passthrough and routing options
  • Captive portal with external radius capabilities
  • Integrated cloudbrink service to offer ZTNA solution

Hardware

CPU Processor

Quad Core

Operating Frequency

2.2GHz

Memory

8GB (v1)
4GB (v2)

Flash Storage

16GB

RJ-45 Interface

8×2.5G

SFP Interface

2 x SFP+

PoE Ports

4

PoE Standard

802.3 af/at

I/O Interfaces

1 x RJ-45 console
1 x USB 3.0

Mounting Method

Rack mount

Security

TPM

Network & Security

Firewall (SPI throughput)

6.8G

VPN throughput

1.5G

Max. Concurrent VPN Tunnels

300

Max. Concurrent VPN Users

380

Max. TCP Concurrent Sessions

1250000 (v1)
1000000 (v2)

Max VLAN

160

Firewall Features

Stateful Packet Inspection
Policy Rules
Port Forwarding
1:1 NAT
Allow Inbound Services
Layer 7 Application Firewall

Site-to-Site VPN

Mesh VPN / Hub-and-Spoke

Encryption

3DES, AES (256/192/128-bit)

Authentication

MD5, SHA1, SHA2 (256-bit)

Key Management

IKEv1 (x-auth, mode-config),
IKEv2 (EAP, configuration payload)

VPN Features

Site-to-Site VPN
Client VPN (IPsec / SecuPoint SSL)
Policy-based VPN
IPSec NAT traversal (NAT-T)
Dead Peer Detection (DPD)
Auto-VPN Connection
Auto NAT traversal

Operation Mode

Routed / Passthrough

Multiple WANs

Dual

Bandwidth Limit

Per client / Per Interface

Traffic Load Balancing

WAN load balancing with WRR

Networking Features

Static Route
Multiple WANs
USB Cellular
User Authentication
PPPoE
VLAN Tagging
Captive Portal
Custom Splash Page
Dynamic Routing
Bandwidth Limit
Traffic Load Balancing
DHCP client/server/relay
Dynamic DNS support
Policy Based Routing

Security Service

CloudBrink

Environment & Physical

Power

internal 300w power

Operation Temperature

0°C to 40°C

Humidity (non-condensing)

5 to 95% non-condensing

Dimensions & Weight

Dimensions

Weight: 5.82 lbs. (2.64k g)
Length: 13” (330 mm)
Width: 9.06” (230 mm)
Height: 1,73” (44 mm)

Package Contents

Power cord
RJ-45 Console Cable
Rack Mount Kit
Product Card

Regulatory Compliance

FCC Part 15 (Class B)
IC
CE EMC
CB
UL

Model Comparison

Gateway6 8mG 2SFP+

Gateway6 4mG

Gateway5 4mG

Gateway3 4G 1SFP

Model Number ESG620 ESG610 ESG510 ESG320
CPU Processor Quad Core Quad Core Quad Core Dual Core
Operating Frequency 2.2GHz 2.2GHz 1.6GHz 2.1GHz
Memory 8GB (v1);4GB (v2) 8GB 4GB 4GB
Flash Storage 16GB 8GB 8GB 8GB
RJ-45 Interface 8 x 2.5G 4 x 2.5G 4 x 2.5G 4 x 1G
PoE Standard af/at af/at af/at af/at
SFP Interface 2 x SFP+ - - 1 x SFP
PoE ports 4 1 1 1
Security Chip TPM TPM TPM TPM
Firewall (SPI Throughput) 7.7G 6.8G 4G 3G
Power Internal 300w power - 54V/1.2A 54V/1.2A
VPN throughput 1.5G 1.5G 970M 900M
Max. Concurrent VPN Tunnels 300 300 200 100
Mounting Method Rack mount Wall mount Wall mount Wall mount
Dimensions 330 x 230 x 44 mm 210 x 179.5 x 35 mm 210 x 179.5 x 35 mm 210 x 179.5 x 35 mm
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Type
Name
Version
Release Date
Download
Checksum
Data Sheet EnGenius VPN Firewall Datasheet v2.0 Dezember 24, 2025
Data Sheet EnGenius Cloud Management Datasheet v1.6 November 11, 2024
Quick Guide Gateway6 8mG 2SFP+_ESG620_QSG_EN v1.0 Januar 02, 2026
Brochure EnGenius Cloud Solution Brochure v4.3 Januar 19, 2026
User Manual EnGenius Cloud User Manual v1.0 Januar 14, 2026
Data Sheet Gateway6 8mG 2SFP+_ESG620 Datasheet v1.6 Dezember 24, 2025
Firmware Gateway6_8mG-2SFP+_ESG620_firmware_v1.2.66-4.bin v1.2.66 Januar 10, 2025
Firmware Gateway6_8mG_2SFP+_ESG620_firmware_v1.2.67-0.bin v1.2.67 Februar 20, 2025
Firmware Gateway6_8mG_2SFP+_ESG620_firmware_v1.2.70-12.bin v1.2.70 März 06, 2025
Firmware Gateway6_8mG_2SFP+_ESG620_firmware_v1.2.80-6.bin v1.2.80-6 Juli 09, 2025
Firmware Gateway6_8mG_2SFP+_ESG620_firmware_v1.2.81-4.bin v1.2.81-4 Juli 31, 2025
CE Declaration CE_DoC-ESG620.pdf 20250730 August 22, 2025
Firmware Gateway6_8mG_2SFP+_ESG620_firmware_v1.2.82-0.bin v1.2.82-0 September 02, 2025
Firmware Gateway6_8mG_2SFP+_ESG620_firmware_v1.2.85-16.bin v1.2.85-16 Januar 09, 2026
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