CRS305-1G-4S+OUT
Mikrotik
Original New
1 year
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Category | Parameter | Specification |
|---|---|---|
Basic Information | Model Name | CRS305-1G-4S+OUT (FiberBox Plus) |
Product Series | MikroTik CRS300 Series Managed Switch/Router | |
Device Type | Outdoor 10G SFP+ Managed Switch with PoE Input | |
Enclosure Rating | IP66-Rated Weatherproof Outdoor Enclosure | |
Target Application | Outdoor fiber network deployment, FTTH, campus networking, IP camera systems, wireless backhaul | |
Hardware Specifications | CPU | 800 MHz Dual-Core ARM CPU (Marvell 98DX226S) |
RAM | 256 MB | |
Flash Storage | 16 MB | |
Switch Chip | Marvell 98DX226S | |
Operating System | Pre-installed RouterOS v7 / SwOS (dual-bootable) | |
RouterOS License | Level 5 | |
Architecture | 32-bit ARM | |
Port Configuration | 10/100/1000BASE-T Ethernet Port | 1 x RJ45 port (supports PoE-IN, auto MDI/X) |
SFP+ Ports | 4 x SFP+ cages (compatible with 10G SFP+ / 1.25G SFP modules) | |
Serial Console Port | 1 x RJ45 serial console port | |
Power Input Interfaces | 1 x PoE-IN port, 1 x DC power jack, 1 x 2-pin terminal block | |
Performance Parameters | Switching Capacity | 20 Gbps |
Forwarding Rate (64-byte packets) | 14.88 Mpps | |
MAC Address Table Size | 16,000 entries | |
Jumbo Frame Support | Up to 10,218 bytes | |
VLAN Support | Up to 4,094 802.1Q tagged VLANs | |
Power Specifications | PoE Input Standard | IEEE 802.3af / 802.3at |
PoE Input Voltage | 42-57 V DC | |
DC Jack Input Voltage | 12-57 V DC | |
2-Pin Terminal Input Voltage | 24-57 V DC | |
Max Power Consumption | 17 W (with SFP modules) / 7 W (no attachments) | |
Cooling Type | Passive fanless cooling | |
Core Network Features | Layer 2 Functions | 802.1Q VLAN, Voice VLAN, STP/RSTP/MSTP, Link Aggregation (LACP 802.3ad), IGMP Snooping v1/v2/v3, Port Security, 802.1X Authentication, Storm Control, Port Mirroring |
Layer 3 Functions | Static IPv4/IPv6 Routing, Inter-VLAN Routing, DHCP Server/Snooping, IPv4/IPv6 ACLs, Static default route | |
QoS | 8 hardware priority queues per port, 802.1p CoS/DSCP mapping, traffic shaping & policing | |
Management | Winbox, Web UI, CLI (SSH/Telnet), SNMP v1/v2c/v3, Netinstall, RouterBOOT recovery | |
Security | SSH, HTTPS, RADIUS/TACACS+ authentication, DoS attack protection, port isolation, configuration encryption | |
Physical & Environmental Specs | Dimension (W × D × H) | 141 mm × 115 mm × 28 mm |
Weight | 0.45 kg | |
Mounting | Wall-mountable, pole-mountable (clamps included) | |
Operating Temperature | -20°C to +60°C (-4°F to 140°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 & Certifications | Industry Standards | IEEE 802.3, 802.3u, 802.3ab, 802.3af/at, 802.1Q, 802.1p, 802.1X, 802.3ad |
Certifications | CE, FCC Class A, RoHS, UL, EAC | |
Package Contents | Included Accessories | MikroTik CRS305-1G-4S+OUT switch, Gigabit PoE injector, power adapter, 2 x pole mount clamps, K-41 fastening kit, K-72 fastening set |
Warranty | 1-year manufacturer limited warranty |
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.





A: The CRS305-1G-4S+OUT is ideal for small business networks, outdoor deployments, and high-speed fiber connectivity applications.
A: The CRS305-1G-4S+OUT can be installed in suitable outdoor or network environments. Follow the included installation instructions for proper mounting and connection.
A: Regular RouterOS updates are recommended for the CRS305-1G-4S+OUT to maintain performance, security, and compatibility with new features.
A: Alternatives include other MikroTik CRS models, offering different port configurations, management features, and connectivity options.
A: Check the power connection, verify SFP+ module and cable compatibility, and confirm port settings. Updating RouterOS can also help resolve common issues.