Essential details
Specification Number:LT-AHG2422HV
Product Introduction
28-Port Gigabit PoE++ Switch
This 28-Port Gigabit PoE++ Switch is designed for IP surveillance, WiFi coverage, and enterprise networking applications. It features 24 PoE ports, 2 Gigabit uplink ports, and 2 Gigabit SFP fiber slots, providing stable power and high-speed data transmission for multiple network devices.
Supporting IEEE 802.3af/at/bt standards, up to 90W PoE++ output, intelligent power management, watchdog auto recovery, VLAN isolation, and 250m long-range transmission, it is an ideal unmanaged PoE switch for CCTV systems, offices, hotels, warehouses, and commercial projects.
Key Features
24 Gigabit PoE Ports + 4 Uplink Ports
- 24 × Gigabit PoE RJ45 ports
- 2 × Gigabit RJ45 uplink ports
- 2 × Gigabit SFP fiber uplink slots
- Supports all ports working simultaneously
High-Power 90W PoE++
- Ports 1–4 support IEEE 802.3bt PoE++ up to 90W
- Ports 5–24 support IEEE 802.3af/at up to 30W
- Total PoE power budget: 300W
- Auto-detects PoE and non-PoE devices
Intelligent Power Priority Management
- Smart PoE power allocation
- Priority power supply for critical devices
- Prevents overload when power budget is insufficient
- Ensures stable operation of IP cameras and APs
OVP & Short-Circuit Protection
- Supports Over Voltage Protection (OVP)
- Built-in short-circuit and overload protection
- Protects connected devices and improves reliability
250m Long Range PoE Transmission
- Extend mode supports transmission up to 250 meters
- Ideal for long-distance CCTV deployment
- Stable transmission over existing network cables
Intelligent PoE Watchdog
- Automatically detects frozen IP cameras
- Restarts failed PoE ports automatically
- Reduces maintenance and downtime
VLAN Isolation Mode
- Isolates PoE ports from each other
- Reduces broadcast storms and DHCP conflicts
- Optimized for surveillance networks
Gigabit High-Speed Performance
- 56Gbps switching capacity
- Non-blocking wire-speed forwarding
- Smooth HD video and data transmission
6KV Surge Protection
- 6KV lightning protection for ports and power supply
- Improved stability for outdoor and industrial environments
Plug & Play Design
- Unmanaged switch, no configuration required
- Easy installation and maintenance
- LED indicators for quick status monitoring





