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MikroTik CRS320-8P-8B-4S+RM 17-Port PoE++ Gigabit Switch – 8x 90W 802.3bt PoE++, 8x PoE+, 4x 10G SFP+, 963W Total PoE Output

The MikroTik CRS320-8P-8B-4S+RM is a powerful and flexible managed Ethernet switch designed for modern enterprise networks, surveillance systems, wireless deployments, and other demanding PoE applications. It features 8 Gigabit Ethernet PoE-out ports, 8 Gigabit Ethernet ports, and 4 high-speed SFP+ ports, providing a practical combination of copper connectivity and 10G fiber uplinks for network expansion. With its rack-mount design, the CRS320-8P-8B-4S+RM is well suited for server rooms, network cabinets, SMB environments, campus networks, and professional infrastructure deployments. The PoE-out functionality allows compatible devices such as IP cameras, wireless access points, VoIP phones, and other powered network equipment to receive both data and power through a single Ethernet cable, helping simplify installation and reduce cabling requirements. The four SFP+ ports provide high-bandwidth uplink and aggregation capabilities, making it easier to connect the switch to core switches, routers, servers, or other 10G network devices. As part of the MikroTik Cloud Router Switch family, the CRS320-8P-8B-4S+RM supports advanced switching and network management features through MikroTik RouterOS, offering administrators greater flexibility for VLAN configuration, traffic management, network monitoring, and other professional networking tasks. Its combination of PoE connectivity, Gigabit Ethernet ports, 10G SFP+ uplinks, rack-mount form factor, and comprehensive management capabilities makes the CRS320-8P-8B-4S+RM an excellent choice for businesses, system integrators, resellers, and network professionals looking for a reliable and scalable managed PoE switch for modern network infrastructure.
  • CRS320-8P-8B-4S+RM

  • Mikrotik

  • Original New

  • 1 year

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Parameter

Specification

Basic Information

Model Name

CRS320-8P-8B-4S+RM

Product Series

MikroTik Cloud Router Switch (CRS) Series

Device Type

Layer 3 Managed Gigabit Ethernet PoE++ Switch

Form Factor

1U Rack-mountable Chassis

Port Configuration

10/100/1000BASE-T RJ45 Ethernet Ports

17 ports (16 PoE-out ports + 1 management port), 10M/100M/1G speed support

PoE Out Ports

8 x 802.3af/at PoE+ ports (Ether1-Ether8); 8 x 802.3bt PoE++ ports (Ether9-Ether16)

10G SFP+ Uplink Slots

4 x SFP+ slots (support 1G/2.5G/10G fiber/copper transceivers)

Management Interfaces

1 x RJ45 Console Port, 1 x Management Ethernet Port

Performance Specifications

Switch Chip Model

Marvell 98DX226S

Switching Capacity

56 Gbps

Forwarding Rate (64-byte packets)

41.6 Mpps

MAC Address Table Size

32,768 entries

VLAN Support

Up to 4,094 VLANs (802.1Q tagged)

Jumbo Frame Support

Up to 10,000 bytes

Layer 3 Features

Hardware-offloaded Layer 3 routing, static routing, inter-VLAN routing

PoE Power Specifications

PoE Standards

IEEE 802.3af, 802.3at (PoE+), 802.3bt (PoE++)

Per-port Max Output

30W (af/at ports); 90W (bt PoE++ ports)

Total PoE Power Budget

963 W (with standard 600W PSU; expandable to 1150W with additional PSU)

PoE Management

Smart PoE Controller, PoE scheduling, priority power allocation, per-port power monitoring, PoE fault protection

Hardware & System

CPU

Dual-Core 800 MHz ARM 32bit processor

RAM

256 MB DDR3

Storage

32 MB FLASH memory

Operating System

RouterOS v7 only

License Level

RouterOS License Level 5

Physical & Mechanical Specifications

Dimensions (W × D × H)

444 mm × 235 mm × 44 mm (1U rack height)

Weight

4.2 kg

Cooling Design

Fanless silent design

Mounting

Standard 19-inch rack mount brackets included

Power Supply

AC Input Range

100–240V AC

Frequency

50/60 Hz

Max Power Consumption

36 W (idle, no PoE load); 1150 W (full PoE load)

Included PSU

600W hot-swappable AC power supply unit

Environmental Requirements

Operating Temperature

-10°C to +50°C (14°F to 122°F)

Storage Temperature

-40°C to +70°C (-40°F to 158°F)

Operating Humidity

10%–90% non-condensing

MTBF

Approximately 200,000 hours at 25°C

Compliance & Standards

Industry Standards

IEEE 802.3, 802.3u, 802.3ab, 802.3af, 802.3at, 802.3bt, 802.1Q, 802.1p, 802.1X

Certifications

CE, FCC, RoHS, UL, EAC safety & compliance certifications

Management Features

Supported Management

Web-based GUI (HTTP/HTTPS), Command Line Interface (CLI), SNMP v1/v2c/v3, MikroTik Cloud Management, TFTP firmware upgrade, configuration backup/restore

Shenzhen Importgm Technology Co., Ltd.

Shenzhen Importgm Technology Co., Ltd. has been operating in the I T services market since 2010, focusing on the R&D, design and sales of core equipment and general accessories in the field of network communications, we are distributors and resellers of worldwide brands of communication equipment, general accessories and system solutions for global customers.We offer a wide range of products, including networking routers, switches, firewalls, servers, I P phones, video conferencing equipment, wireless A P, P D U and modules. We are located in Shenzhen with convenient transportation access. Over the years we have developed a team of highly skilled staff that delivers quality and effective solutions and services. Based on our rich experience, we can supply products with stable packages, reliable delivery, competitive prices and on-time support. Our products are exported to customers in such regions as the Middle East, Africa, America,Europe and Asia. We also welcome O E M and O D M orders.Whether selecting current products from our inventory or seeking engineering assistance for your project bid, you can consult our business staff at any time. Our service does not end when the invoice is printed but begins as soon as you have received your order. Any customers' business visit and negotiation is warmly welcomed. Let's work together and win-win.

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Q: What are the application scenarios for the CRS320-8P-8B-4S+RM?

A: The CRS320-8P-8B-4S+RM is ideal for enterprise networks, surveillance systems, and other applications requiring high-speed connectivity and PoE support.

Q: How to install the CRS320-8P-8B-4S+RM switch?

A: The CRS320-8P-8B-4S+RM can be installed in a standard 19-inch rack. Follow the installation guide for proper mounting and network connections.

Q: Does the CRS320-8P-8B-4S+RM need firmware updates?

A: Regular RouterOS and switch firmware updates are recommended to maintain optimal performance, security, and compatibility with new features.

Q: Are there alternative products to the CRS320-8P-8B-4S+RM?

A: Alternatives include other MikroTik CRS series switches, offering different port configurations, PoE capabilities, and uplink options.

Q: What are common troubleshooting tips for the CRS320-8P-8B-4S+RM?

A: Check the power supply, Ethernet connections, PoE settings, and port configuration. Updating RouterOS can also help resolve compatibility or performance issues.


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