Juniper QFX5110
The Juniper QFX5110 are 1U data center switches. The QFX5110-48S gives up to 1.76 Tbps of bidirectional switching capacity and 1.32 Bpps of forwarding capacity, with a 16 MB packet buffer and dual redundant, hot-pluggable power supplies. AFO models move air front to back and AFI models move air back to front.
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Juniper QFX5110 facts from the maker
- QFX5110-48S
- Up to 1.76 Tbps (bidirectional); 1.32 Bpps; 1 U Source: QFX5110 Ethernet Switch Datasheet
- Packet buffer
- 16 MB Source: QFX5110 Ethernet Switch Datasheet
- Power supplies
- Dual redundant (1+1) and hot-pluggable; AC Source: QFX5110 Ethernet Switch Datasheet
- Airflow
- AFO: front to back; AFI: back to front Source: QFX5110 Ethernet Switch Datasheet
Updated
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Juniper QFX5110 in the catalog

QFX5110-48S-AFO Juniper Switch, Front-to-Back, Refurbished, 48x 1/10GbE SFP+ and 4x 40/100GbE QSFP28
In stock
$2,965Ships same day

QFX5110-48S-AFI Juniper Switch, Back-to-Front, Refurbished, 48x 1/10GbE SFP+ and 4x 40/100GbE QSFP28
In stock
$2,570Ships same day
Juniper QFX5110 part numbers
| Part number | Ports | Airflow | Power | Condition | End of sale | Price | Stock |
|---|---|---|---|---|---|---|---|
| QFX5110-48S-AFO | 48 × 1/10GbE | Front-to-back (AFO) | Dual redundant (1+1) and hot-pluggable; AC | Refurbished, tested & guaranteed | $2,965 | In stock | |
| QFX5110-48S-AFI | 48 × 1/10GbE | Back-to-front (AFI) | Dual redundant (1+1) and hot-pluggable; AC | Refurbished, tested & guaranteed | $2,570 | In stock |
End of sale and support
| Model | Announced | End of sale | End of support | Notice |
|---|---|---|---|---|
| Juniper QFX5110-48S (AFI, AFO) | Juniper notice |
Juniper TSB17951 (SKU transformation for the QFX5110 and QFX5120). End of engineering is 2031-06-22.
Questions about the Juniper QFX5110 family
- What do AFO and AFI mean on a QFX5110?
- They name the airflow. The QFX5110-48S-AFO moves air front to back and the QFX5110-48S-AFI moves air back to front.Source: QFX5110 Ethernet Switch Datasheet
- What is the switching capacity of the QFX5110-48S?
- Up to 1.76 Tbps bidirectional, with 1.32 Bpps of forwarding capacity.Source: QFX5110 Ethernet Switch Datasheet
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