Juniper QFX5120-32C-AFO-T 32-Port 100G QSFP28 Switch
$26,989.14List price: $37,076.00
A TAA AC switch for port-side intake, with 32 100GbE QSFP28 interfaces and two SFP+ ports. It provides front-to-back airflow and two-member Virtual Chassis support.
Available direct from Juniper Ask us for current lead time
Buying in volume or need it refurbished? Ask for a quote. Or call (984) 225-1600.
Support & Licensing for the QFX5120-32C-AFO-T
The QFX5120-32C-AFO-T ships with Juniper's base software. Most buyers add Juniper Care support; routing protocols such as BGP and OSPF, and EVPN-VXLAN fabrics, need one of the license tiers below. Not sure what you need? Call (984) 225-1600 or request a quote and we'll spec it with you.
1Juniper Care support recommended
A support contract from Juniper for the QFX5120-32C-AFO-T. Every level includes 24/7 tech support and software updates; they differ in how fast a failed part is replaced.
- Core24/7 Juniper tech support (JTAC) and software updates. No hardware replacement.SVC-COR-QFX51-32T$1,360 / yr
- Core PlusCore, plus repair or replacement shipped within 10 business days of Juniper receiving the failed part.SVC-CP-QFX51-32T$1,530 / yr
- Next DayCore, plus a replacement part delivered the next business day (RMA issued by 3 p.m. local time).SVC-ND-QFX51-32T$1,700 / yr
- Same DayCore, plus a replacement part delivered within 4 hours, 24/7.SVC-SD-QFX51-32T$2,720 / yr
More levels: onsite technician and 2-hour delivery
- Next Day OnsiteNext Day delivery, plus a technician on site to install the replacement part.SVC-NDCE-QFX51-32T$2,123 / yr
- Same Day OnsiteSame Day delivery, plus a technician on site to install the replacement part.SVC-SDCE-QFX51-32T$3,399 / yr
Delivery times depend on your location. Onsite technicians handle hardware replacement; software questions go to JTAC.
2Feature license optional
Each tier includes everything in the one before it. Licenses are per switch: in a Virtual Chassis, every member needs the same license.
Base software
Included with the switch
- Layer 2 switching and VLANs
- Juniper's base Junos feature set
Included
Advanced 1
Everything in Base, plus:
- BGP, OSPF, IS-IS and RIP routing
- VRRP
- Virtual Chassis stacking
- Filter-based forwarding and GRE tunnels
- sFlow monitoring
Subscription Pay per termS-QFX5K-C2-A1-3/5
Perpetual One-time purchaseS-QFX5K-C2-A1-P
Advanced 2
Everything in Advanced 1, plus:
- EVPN-VXLAN data center fabric
- ESI-LAG multihoming
- Multicast routing (PIM, IGMP)
- PTP and SyncE timing
- Static MPLS
- Group-based policy and microsegmentation
Subscription Pay per termS-QFX5K-C2-A2-3/5
Perpetual One-time purchaseS-QFX5K-C2-A2-P
Premium 1
Everything in Advanced 2, plus:
- EVPN-MPLS
- L3 VPN and L2 circuits
- LDP and RSVP
- Segment routing
Subscription Pay per termS-QFX5K-C2-P1-3/5
Perpetual One-time purchaseS-QFX5K-C2-P1-P
3Add-on licenses only if you need them
- Mist Wired AssuranceManage and monitor this switch from the Juniper Mist cloud.S-SW-S-C4-M/1/3/5/7
- Marvis AI assistantAI troubleshooting in Juniper Mist. Needs a Wired Assurance subscription.S-SW-WA-VNA-C4-M/1/3/5/7
About the QFX5120-32C-AFO-T
The QFX5120-32C-AFO-T is the TAA-compliant AC model with front-to-back airflow. It provides 32 100GbE QSFP28 ports and two SFP+ interfaces for data-center and campus networks. Junos OS supports its switching role, and Virtual Chassis allows two members to operate under shared management.
What’s included
- QFX5120-32C-AFO-T TAA-compliant 100GbE switch with AC input and port-side intake
- Base software features
Sold separately
- Advanced and Premium licenses and Juniper Care, listed in Support & Licensing above
Choosing a version
- QFX5120-32C-AFO-T (this page): AC power, front-to-back airflow, TAA-compliant
- QFX5120-32C-AFI: AC power, back-to-front airflow
- QFX5120-32C-AFI-T: AC power, back-to-front airflow, TAA-compliant
- QFX5120-32C-AFO: AC power, front-to-back airflow
- QFX5120-32C-DC-AFI: DC power, back-to-front airflow
- QFX5120-32C-DC-AFO: DC power, front-to-back airflow
Related models: QFX5120-48T-AFI, QFX5120-48Y-AFI-T.
Not sure which version you need? Call (984) 225-1600 or request a quote and we’ll check it against your rack and network.
QFX5120-32C-AFO-T specifications
| Network ports | 2x SFP+, 32x QSFP28 |
|---|---|
| Throughput (bidirectional) | 6400 Gbps |
| Forwarding rate | 2 Bpps |
| Form factor | 1U, fixed chassis |
| Dimensions (H x W x D) | 1.7 x 17.26 x 20.27 in (4.3 x 43.8 x 51.5 cm) |
| Weight (fully loaded) | 21.12 lb / 9.58 kg |
| Airflow | Front-to-back |
| Power supplies | 2x QFX520048Y-APSU-AO (1+1 redundant, hot-swappable) |
| Max power draw (AC) | 365 W |
| Fans | 6x QFX520048Y-FAN-AO (5+1 redundant, hot-swappable) |
| CPU | 2.2 GHz quad-core Intel |
| Memory | 16 GB |
| Storage | 64 GB SSD |
| Virtual Chassis | Up to 2 members |
| MAC addresses (thousands) | 288 |
| IPv4 routes (thousands) | 2000 |
| Operating temperature | 32° through 104° F / 0° through 40° C |
| Operating system | Junos OS |
| TAA compliant | Yes |
Full specifications (64)
Network ports
| SFP+ Ports | 2 |
|---|---|
| QSFP28 Ports | 32 |
| QSFP28 Port Channelization | Yes |
Management and other ports
| Console Ports | 1 |
|---|---|
| Console Port Type | RJ-45 |
| Management Ports | 1 |
| Management Port Type | RJ-45 |
| USB Ports | 1 |
| USB Port Type | Type A |
Chassis
| Chassis type | Fixed |
|---|---|
| Form Factor | 1U |
| Chassis Height | 1.7 in / 4.318 cm |
| Chassis Width | 17.26 in / 43.8404 cm |
| Chassis Depth | 20.27 in / 51.4858 cm |
| Chassis depth (with power supplies and fans) | 21.59 in / 54.8386 cm |
| Weight (fully loaded) | 21.12 lb / 9.58 kg |
Power
| Power supplies | 2 |
|---|---|
| Power supply redundancy | 1+1 |
| Power supply airflow | Front-to-back |
| Hot-swappable power supplies | Yes |
| AC power supply model | QFX520048Y-APSU-AO |
| AC Max Power Consumption | 365 W |
| AC Average Power Consumption | 191 W |
Cooling
| Airflow Direction | Front-to-back |
|---|---|
| Airflow Volume | 122 CFM |
| Fan module model | QFX520048Y-FAN-AO |
| Fan modules | 6 |
| Fan redundancy | 5+1 |
| Hot-swappable fans | Yes |
Processor
| CPU | 2.2 GHz quad-core Intel |
|---|---|
| Memory (DRAM) | 16 GB |
Storage
| Internal Storage Size | 64 GB |
|---|---|
| Internal Storage Type | SSD |
High availability
| Virtual Chassis members (max) | 2 |
|---|
Switching and routing scale
| Throughput (Bidirectional) | 6400 Gbps |
|---|---|
| Throughput (Unidirectional) | 3200 Gbps |
| Forwarding Capacity | 2 Bpps |
| IPv4 Unicast Host Routes (thousands) | 211 |
| IPv4 Unicast Routes Prefixes (RIB) (thousands) | 2000 |
| IPv4 Unicast Routes Prefixes (FIB) (thousands) | 348 |
| IPv4 Unicast ECMP Paths | 64 |
| IPv4 Multicast Routes (thousands) | 106 |
| IPv6 Unicast Host Routes (thousands) | 106 |
| IPv6 Unicast Routes Prefixes (RIB) (thousands) | 500 |
| IPv6 Unicast Routes Prefixes (FIB) (thousands) | 172 |
| IPv6 Multicast Routes (thousands) | 52 |
| ARP Entries (thousands) | 64 |
| MSTP Instances | 64 |
| VSTP Instances | 509 |
| Link aggregation groups (LAGs) | 80 |
| Ports Per LAG | 64 |
| MAC Addresses Per System (thousands) | 288 |
| Maximum Mirroring Sessions | 4 |
| Traffic Mirroring Destination VLANs | 4 |
| Traffic Mirroring Destination Ports | 4 |
| VLAN IDs | 4094 |
| Jumbo Frame | 9216 bytes |
Environmental
| Operating Temperature | 32° through 104° F / 0° through 40° C |
|---|---|
| Storage Temperature | -40° through 158° F / -40° through 70° C |
| Operating Altitude | 6000 ft / 1828 m |
| Humidity, operating (noncondensing) | 5% through 90% |
| Humidity, non-operating (noncondensing) | 0% through 95% |
| Maintenance Clearance | 30 in / 76.2 cm |
Software
| Operating system | Junos OS |
|---|
Common questions
What rack layout does this airflow suit?
It suits racks set up for front-to-back cooling: air enters at the port side and leaves at the power-supply side. It carries 2x SFP+, 32x QSFP28.
Can the TAA AFO model operate in a managed pair?
Yes. It supports up to two switches managed together as a Virtual Chassis.
Which licenses can I add to it?
None are required. Add-on tiers include Advanced 1, Advanced 2 and Premium 1, shown in Support & Licensing above. Juniper Care is offered too.
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