MikroTik CRS305-1G-4S+IN 4-Port SFP+ Switch with 1x Gigabit Ethernet Port

• Ideal for: homes, small offices, homelabs, and environments where noise is a concern

• Cost-effective 10G connectivity via SFP+ ports

• Compact and silent solution for 10 Gigabit networks

Processor and Memory

• CPU: Marvell 98DX3236, 2 cores, 800 MHz

• RAM: 512 MB

• Storage: 16 MB FLASH

• MTBF: ~200,000 hours at 25°C

Ports and Connectivity

• 4x SFP+ ports (1.25 Gbps / 10 Gbps)

• 1x Gigabit Ethernet port (10/100/1000 Mbps) for management or traffic forwarding

• SFP+ cages: supports SFP (1.25G) and SFP+ (10G) modules

Power

• Max power consumption: 18 W (10 W without attachments)

• Input: 3 power options (2x DC jack, PoE-in 802.3af/at)

• Voltage: DC jack 12-57 V, PoE-in 12-57 V

• Cooling: Passive (fanless) – metal case with no moving parts for silent operation

Physical

• Dimensions: 141 x 115 x 28 mm

• Lightweight

• Mounting: Desktop

• Operating temperature: -40°C to 70°C

• Protection: IP20

• Certifications: CE, EAC, ROHS

Performance and Features

• Layer 2 throughput (non-blocking): 61,011.9 kpps (64 byte)

• Layer 2 capacity: 82,000 Mbps

• Dual boot: supports RouterOS (for routing and Layer 3 features) and SwOS (for simplified switch functions)

• Cloud-managed: remote management

• Free updates: for at least 5 years

• Power redundancy: two DC inputs for redundant power supply

Box Contents

• CRS305-1G-4S+IN Switch

• Quick start guide

• Power adapter not included (sold separately or use PoE)