FiberBox Plus
Photographs: MikroTik Canada store, standardised on a white canvas with the MikroTik Canada watermark. Originals and permissions are recorded.
Product code: CRS305-1G-4S+OUT (MikroTik also lists hardware revision CRS305-1G-4S+OUTr2)
Switches: Gigabit Ethernet ports, SFP+ cages, PoE input.
Availability: see the store.
Specifications
| Item | Value |
|---|---|
| Architecture | ARM 32bit |
| CPU | 98DX226S |
| CPU core count | 2 |
| CPU nominal frequency | 800 MHz |
| Switch chip model | 98DX226S |
| RouterOS license | 5 |
| Operating System | RouterOS v7 / SwOS |
| Size of RAM | 256 MB |
| Storage size | 16 MB |
| Storage type | FLASH |
| MTBF | Approximately 200'000 hours at 25C |
| Tested ambient temperature | -40°C to 70°C |
| CPU temperature monitor | Yes |
| Certification | CE, EAC, ROHS |
| IP | IP66 |
Powering
| Item | Value |
|---|---|
| Number of DC inputs | 3 (DC jack, PoE-IN, 2-pin terminal) |
| DC jack input Voltage | 24-57 V |
| 2-pin terminal input Voltage | 24-57 V |
| Max power consumption | 17 W |
| Max power consumption without attachments | 7 W |
| PoE in | 802.3af/at |
| Cooling type | Passive |
| PoE in input Voltage | 42-57 V |
Ethernet
| Item | Value |
|---|---|
| 10/100/1000 Ethernet ports | 1 |
Fibre
| Item | Value |
|---|---|
| SFP+ ports | 4 |
Peripherals
| Item | Value |
|---|---|
| Serial console port | RJ45 |
Benchmarks
Switching results
| Mode | Configuration |
|---|---|
| Switching | Non blocking Layer 2 throughput |
| Switching | Non blocking Layer 2 capacity |
| Switching | Non blocking Layer 1 throughput |
| Switching | Non blocking Layer 1 capacity |
MikroTik states that results show maximum performance in the stated test configuration and that other configurations most likely give lower results. Source: MikroTik official product page, retrieved 2026-10-02.
Ethernet test results: 98DX226S - all port test
| Mode | Configuration | 1518 byte | 512 byte | 64 byte | |||
|---|---|---|---|---|---|---|---|
| kpps | Mbps | kpps | Mbps | kpps | Mbps | ||
| Bridging | none (fast path) | 104.3 | 1266.4 | 273.7 | 1121.2 | 321.2 | 174.7 |
| Bridging | 25 bridge filter rules | 96.5 | 1171.7 | 107.2 | 439.1 | 106.6 | 58 |
| Routing | none (fast path) | 104.2 | 1265.2 | 274.3 | 1123.5 | 387.6 | 210.9 |
| Routing | 25 simple queues | 95.8 | 1163.2 | 101.4 | 415.4 | 102 | 55.5 |
| Routing | 25 ip filter rules | 63.4 | 769.7 | 64.4 | 263.8 | 63.5 | 34.6 |
MikroTik states that results show maximum performance in the stated test configuration and that other configurations most likely give lower results. Source: MikroTik official product page, retrieved 2026-10-02.
Included in the box
As listed by MikroTik. These come with the product and are not ordered separately.
- 48 V 0.95 A power adapter
- K-41 fastening set
- K-72 fastening set
- Gigabit PoE injector
- Hose clamp 2
Optional purchases (sold separately)
No separately orderable accessories were matched to this product in the catalogue. Accessories and spare parts are in the Accessories group and in the store.
Documents
Datasheets and brochures
- Brochure (MikroTik)
Guides and manuals
- Quick Guide (MikroTik)
- Quick Guide (2) (MikroTik)
- User Manual (MikroTik)
Diagrams and dimensions
- Block Diagram (MikroTik)
- Dimensions (MikroTik)
Certificates and compliance
- Declaration of conformity (MikroTik)
Other documents
- Mounting (MikroTik)
Source: MikroTik official product page, retrieved 2026-10-02. Items MikroTik does not list are unknown, not zero.
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