Rack-mounted industrial-grade network-managed switch
- Product Description
- Performance Parameters
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Product Introduction
Rack-mounted managed switches are designed for installation in 19-inch standard cabinets. With a height of 1U, they offer up to 24 connection ports and feature exceptional tolerance to extreme ambient temperatures as well as excellent electromagnetic compatibility (EMC) performance, making them ideal for serving as core switches in medium- and large-scale networks. This series of products supports ring network redundancy protocols, including multi-ring redundancy and active/standby redundancy, enabling the construction of redundant network systems with link protection capabilities. They come equipped with a rich set of Layer 2 software features, such as RSTP, MSTP, VLAN, multicast, and QoS. Additionally, these switches support multiple management methods—including CLI, Telnet, and web-based interfaces—and are compatible with SNMPv1/v2/v3, fully meeting the requirements for comprehensive network management.
Product Features

*The information provided in this text is merely a general description and introduction to the product’s features. The content of this document may change as the product undergoes further development. The right of interpretation rests with Nanjing Aotuo Technology Co., Ltd.
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Model
NACS2224
NACS2224-4GS
Product Description
Rack-mounted industrial-grade managed switch series. All-metal enclosure; IP40 protection rating; rack-mount installation, fanless cooling, supports 24 ports, and features comprehensive Layer 2 switching capabilities.
Physical interface
Data port
Management port24 100Mbps electrical interfaces
Local Management: 1x RJ45 (Console)20 1000Mbps electrical interfaces + 4 1000Mbps optical interfaces
Local Management: 1x RJ45 (Console)Network distance
Twisted pair
Multimode fiber optic cable (1000M rate)
Single-mode fiber (1000M rate)0-100 m
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-0-100 m
Refer to the selected SFP module standards.
Refer to the selected SFP module standards.Exchange function
Store-and-forward switching technology;
Exchange performance
Switching delay <10 µs;
Backplane bandwidth: 6G;
Port packet forwarding rate: 0.1488 Mpps;
Ultra-large frame support: 9K;
MAC address table: 8K;
VLAN count: 4K;
Number of multicast groups: 256;Switching delay <10 µs;
Backplane bandwidth: 68G;
Port packet forwarding rate: 1.488 Mpps;
Ultra-large frame support: 9K;
MAC address table: 16K;
VLAN count: 4K;
Number of multicast groups: 1024;Management approach
Console; Telnet; Web; Remote management (via SNMP V1/V2/V3)
Management and maintenance
Supports standalone management and centralized management; supports FTP and HTTP file transfer as well as software upgrades; supports Syslog; supports LLDP (802.1AB).
Status Monitoring
Power indicator light; port indicator light; alarm indicator light
Fault Analysis
System information; Fault log information; Port mirroring (1:1); Port mirroring (N:1)
Safety performance
MAC address port binding; Port-based access control (802.1x); RADIUS VLAN definition; RADIUS policy definition;
Access Control List (ACL): Remote Network Management Protocol (SNMPv3); Hypertext Secure Access Protocol (HTTPS, SSH):
Network isolation
Virtual Local Area Network (VLAN) (IEEE 802.1Q); MAC-address-based VLAN; GVRP; Broadcast Storm Suppression
Multicast capability
Supports GMRP; supports IGMP v1/v2; supports IGMP Snooping/Querier
Link Management
Supports LLDP; supports Link Aggregation (LACP)
Redundant performance
Supports STP, RSTP, and MSTP; supports ring network redundancy.
System clock
Supports NTP (Server and Client)
Service quality
Flow control (IEEE 802.3X); Port priority (IEEE 802.1D/p); Priority queues (TOS/DSCP); Queue scheduling (SP, WRR)
Operating voltage
AC/DC 85-265V
Power consumption
80 W
Power redundancy
Redundant power supply
Overload protection
Support
Reverse connection protection
Support
Operating temperature
-40°C to +70°C
Storage temperature
-40℃~+85°C
Operating humidity
5%~95% no condensation
Shell
All-metal casing
Width × Height × Depth
482mmx44mmx220mm
Install
19-inch rack
Weight
3 Kg
Protection rating
IP40
Electromagnetic compatibility
GB/T 17626.2-2006 (Electrostatic Discharge Immunity Requirements): 6 kV contact discharge, 8 kV air discharge
GB/T 17626.3-2006 (Requirements for Immunity to Radio-Frequency Electromagnetic Field Radiation) 10 V/m (80 MHz – 2 GHz)
GB/T 17626.4-2008 (Electrical Fast Transient/Burst Immunity): 2 kV power line; 1 kV data line
GB/T 17626.5-2008 (Surge (Impulse) Immunity for Signal Ports) 1 kV
GB/T 17626.5-2008 (Surge (impulse) immunity of DC power supply input port): 2 kV (line-to-ground), 1 kV (line-to-line)
GB/T 17626.6-2008 (Immunity to conducted disturbances induced by radio-frequency fields) 10 V (150 kHz – 80 MHz)Mechanical stability
GB/T 15153.2-2000 (Sinusoidal Steady-State Vibration): 7 mm, 2–9 Hz: 20 mm, 9–200 Hz: 15 mm, 200–500 Hz
GB/T 15153.2-2000 (impact) 11 ms, 300 m/s
GB/T 15153.2-2000 (Free Drop) 0.25 mMean Time Between Failures
10 years
Warranty period
1 year
Scope of supply
Switch device x1
*The information provided in this text is merely a general description and introduction to the product’s features. The content of this document is subject to change as the product undergoes further development. The right of interpretation rests with Aoto Technology Co., Ltd.
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