MikroTik CRS305-1G-4S+IN is a compact, fanless 5‑port switch with 1× Gigabit + 4× 10G SFP+, dual DC power, RouterOS/SwOS dual‑boot, ~41 Gbps throughput—ideal for home labs and small offices.
Here are the
detailed specifications for the
MikroTik CRS305-1G-4S+IN:
🧠 Hardware
- CPU: 98DX3236A1, 800 MHz, 1 core (ARM 32-bit)
- RAM: 512 MB
- Storage: 16 MB flash
- Switch Chip: Marvell DX family
🌐 Ports
- 1 × Gigabit Ethernet port (supports PoE-in: 802.3af/at and passive)
- 4 × 10G SFP+ cages (compatible with 1.25G and 10G SFP/SFP+ modules)
⚡ Power & Cooling
- Power Inputs:
- 1 × Passive PoE-in on Ethernet port (12–57 V)
- 2 × DC jacks (redundant)
- Max Power Consumption: ~18 W
- Cooling: Fanless (passive cooling)
⚙️ Software
- Operating Systems: Dual boot – SwOS and RouterOS (Level 5 license)
- Features (varies by OS):
- VLAN, ACLs, Layer 2 switching, monitoring tools
- Limited Layer 3 routing (RouterOS mode)
📊 Performance
- Switching Capacity: 82 Gbps
- Non-blocking Throughput: 41 Gbps
- Forwarding Rate: ~61 Mpps (64-byte packets)
🛠 Physical & Environmental
- Dimensions: 141 × 115 × 28 mm (desktop size)
- Operating Temperature: –40 °C to +70 °C
- MTBF: ~200,000 hours at 25 °C
📦 Included
- Power adapter
- Desktop case
- Mounting screws
