| Overview |
|---|
| Full Product Name | QFX5241 Switch |
| OS Supported | Junos OS Evolved |
| Chipset | High-radix class TH5 BCM78900 chipsets |
| Core | 64 Peregrine SerDes cores |
| Form Factor | Fixed, 2 U |
| Ports Configuration | 64 QSFP-DD ports (0–63, up to 800 Gbps), 2 SFP28 ports (64 and 65, up to 10 Gbps), 1 USB 3.0 port, 1 RJ-45 console port, 1 RJ-45 management port, 10 MHz port, PPS port, ToD port |
| Chassis Physical Specifications |
|---|
| Chassis Height | 3.46 in / 8.7884 cm |
| Chassis Width | 19.03 in / 48.3362 cm |
| Chassis Depth | 25.51 in / 64.7954 cm |
| Chassis Depth (With FRUs) | 17.89 in / 43.7 cm |
| Chassis Weight (As Shipped) | 48.5 lb / 22 kg |
| Chassis Weight (Fully Loaded With All Components) | 48.5 lb / 22 kg (without optics) |
| Chassis Model Number | QFX5241-64QD-CHAS |
| Rack Mount Kit | QFX5240-2U-4PRMK (4-post tool-less) |
| Cooling System |
|---|
| AFO/AFI | AFO (Airflow Out, front-to-back) |
| Airflow Volume | 403 CFM |
| Fan Module Model Number | QFX5240-2U-FANAO |
| Fan Module Count | 4 |
| Fan Module Redundancy | 3+1 |
| Fan Module Hot-Removable And Hot-Insertable | Y |
| Fan Replacement Duration | 2 minutes at 77°F (25°C), 30 seconds at 95°F–104°F (35°C–40°C) |
| Environmental Specifications |
|---|
| Operating Altitude | 6000 ft (1828 m) |
| Operating Temperature | 32° through 104° F / 0° through 40° C |
| Storage Temperature | -40° through 158° F / -40° through 70° C |
| Relative Humidity, Noncondensing (Operating) | 5% through 90% |
| Relative Humidity, Noncondensing (Nonoperating) | 5% through 90% |
| Seismic Tolerance | Zone 4 |
| Maintenance Clearance | 30 in / 76.2 cm (Port-side), 24 in / 61 cm (FRU-side) |
| Built-in Network Ports |
|---|
| SFP28 Port Count (10GbE) | 2 |
| SFP+ Port Count | 2 |
| Other Port Configuration |
|---|
| Console Port Count | 1 |
| Console Port Type | RJ-45 |
| Management Port Count | 1 |
| Management Port Type | RJ-45 |
| USB Port Count | 1 |
| USB Port Type | Type A (USB 3.0) |
| 10 MHz Port | Y |
| PPS Port | Y |
| ToD Port | Y |
| Performance (Routing/Switching) |
|---|
| Throughput (Unidirectional) | 51200 Gbps (51.2 Tbps) |
| MAC Addresses Per System (Thousands) | 136 |
| VLAN IDs Count | 4000 |
| Total Packet Buffer | 0.165 GB |
| QoS Hardware Queues Per Port (Multicast) | 2 |
| QoS Hardware Queues Per Port (Unicast) | 8 |
| Processor |
|---|
| CPU | Intel 4-core 2.2-GHz Ice Lake D |
| DRAM | 32 GB |
| Storage |
|---|
| Internal Storage Size | 960 (480+480) GB |
| Internal Storage Type | SSD (NVMe) |
| Power System |
|---|
| PSU Count | 2 (not included) |
| PSU Redundancy | 1 + 1 |
| PSU Airflow Direction | Front-to-back (AFO) |
| PSU Hot-Removable And Hot-Insertable | Y |
| AC PSU Model Number | QFX5240-PWR-AC-AO |
| DC PSU Model Number | QFX5241-PWR-DC-AO |
| AC/DC Max Power Consumption | 3000 W |
| AC/DC Average Power Consumption | 932 W |
| AC Input Voltage | 200–240 VAC |
| AC Input Current Rating | 16 A maximum |
| AC Input Line Frequency | 50-60 Hz |
| DC Output Voltage | 12.2 V maximum |
| DC Input Voltage Range | –48 V to –60 V |
| DC Input Current (Max) | 80 A maximum per PSU |
| Grounding Cable Lug Type | Panduit LCDXN2-14AF-E |
| Grounding Cable Temperature Rating | 90° C / 194° F |
| Grounding Cable Wire Gauge | 2 AWG |
| Field-Replaceable Units (FRUs) |
|---|
| Fan Modules | QFX5240-2U-FANAO (AFO) |
| AC PSU | QFX5240-PWR-AC-AO, 3000 W AFO |
| DC PSU | QFX5241-PWR-DC-AO, 3000 W AFO |
| Transceiver Support |
|---|
| EX-SFP-10GE-DAC-7M | SFP+ 10 Gigabit Ethernet Direct Attach Copper (Twinax Copper Cable), 7M (740-030429) |
| EX-SFP-10GE-ER | SFP+ 10GBase-ER 10 Gigabit Ethernet Optics Module, 1550nm for 40Km Transmission (740-140355) |
| EX-SFP-10GE-LR | Small Form Factor Pluggable 10 Gigabit Ethernet (SFP+) LR Optics (740-021309) |
| QDD-2X400G-DR4 | QSFP-DD800, 2x400GBASE-DR4, 0°C through 70°C, SMF 500 m, MPO-16 APC receptacle (740-145102) |
| QDD-2X400G-DR4-P | QSFP-DD800, 2x400GBASE-DR4, 0°C through 70°C, SMF 500 m, Dual MPO-12/APC receptacle (740-175629) |
| QDD-2X400G-FR4-P | QSFP-DD800, 2x400GBASE-FR4/400G-FR4, SMF 2 km, 0°C through 70°C, Dual Duplex LC UPC receptacle (740-170960) |
| QDD-2X400G-LR4-P | QSFP-DD800, 2x400G-LR4-10, SMF 10 km, 0°C through 70°C, Dual Duplex LC UPC receptacle (740-170959) |
| QDD-400G-ER4-30 | QSFP56-DD, 400G-ER4-30, 0°C through 70°C, SMF 30 km, LC/UPC Receptacle (740-148033) |
| QDD-800G-AOC-10M | QSFP-DD800 800G AOC 10m (740-150874) |
| QDD-800G-AOC-15M | QSFP-DD800 800G AOC 15m (740-150875) |
| QDD-800G-AOC-1M | QSFP-DD800 800G AOC 1m (740-150870) |
| QDD-800G-AOC-20M | QSFP-DD800 800G AOC 20m (740-150876) |
| QDD-800G-AOC-30M | QSFP-DD800 800G AOC 30m (740-150877) |
| QDD-800G-AOC-3M | QSFP-DD800 800G AOC 3m (740-150871) |
| QDD-800G-AOC-5M | QSFP-DD800 800G AOC 5m (740-150872) |
| QDD-800G-AOC-7M | QSFP-DD800 800G AOC 7m (740-150873) |
| QDD-800G-DAC-1M | QSFPDD800, 800G DAC 1m, Std Temp (720-179282) |
| QFX-SFP-10GE-ER | SFP+ 10GBase-ER 10 Gigabit Ethernet Optics, 1550nm for 40km transmission on SMF (740-030128) |
| QFX-SFP-10GE-LR | SFP+ 10GBase-LR 10 Gigabit Ethernet Optics, 1310nm for 10km transmission on SMF (740-021309) |
| SFPP-10G-ER-C | SFP+, 10G-ER Transceiver (740-140354) |
| SFPP-10G-LR-C | SFP+, 10G-LR Transceiver (740-140352) |
| SFPP-10G-LRT2-C | SFP+, 10G-LR Transceiver type 2 (740-021309) |
| SFPP-10GE-ER | 10 Gigabit Ethernet Extended Reach SFP+ (740-031983) |
| SRX-SFP-10GE-LR | Small Form Factor Pluggable 10 Gigabit Ethernet (SFP+) LR Optics (740-021309) |
| SRX-SFPP-10G-LR | 10GE SFP+ Optical Transceiver,LR,10km (740-057909) |
| Power Supply Modules (PSM) |
|---|
| QFX5240-PWR-AC-AO | QFX5240-2RU AC PSU, front-to-back airflow (640-177317) |
| Power Cords/Cables |
|---|
| CBL-EX-PWR-C19-AR | AC Power Cable - Argentina (16A/250V, 2.5m) |
| CBL-EX-PWR-C19-CH | AC Power Cable - China (16A/250V, 2.5m) |
| CBL-EX-PWR-C19-INT | AC Power Cable - International (16A/250V, 2.5m) |
| CBL-PWR-C19-BR-2M | C19 connector to Brazil plug (NBR14136), Power cord, AC, 16A/250V, straight 2m |
| CBL-PWR-C19-C20-2M | C19 to C20 jumper power cord, AC, 16A/250V, straight 2m, Europe, US, China (740-178466) |
| CBL-PWR-C19-EU-2M | C19 straight connector to Continental Europe RA plug (IEC 60884-1), Power cord, AC, 16A/250V, 2m |
| CBL-PWR-C19-IL-2M | C19 straight connector to Israel RA plug (SI 473), Power cord, AC, 16A/250V, 2m |
| CBL-PWR-C19-IN-2M | C19 straight connector to India RA plug (IS1293), Power cord, AC, 16A/250V, 2m |
| CBL-PWR-C19-IT-2M | C19 connector to Italy plug (CEI.23-16-V II), Power cord, AC, 16A/250V, straight 2m |
| CBL-PWR-C19-JP-2M | C19 connector to Japan plug (JIS C8303), Power cord, AC, 20A/250V, straight 2m |
| CBL-PWR-C19-KR-2M | C19 connector to South Korea plug (KSC8305), Power cord, AC, 16A/250V, straight 2m |
| CBL-PWR-C19-SA-2M | C19 straight connector to South Africa RA plug (SABS 164-1), Power cord, AC, 16A/250V, 2m |
| CBL-PWR-C19-SZ-2M | C19 connector to Switzerland plug (SEV 1011), Power cord, AC, 16A/250V, straight 2m |
| CBL-PWR-C19-US-2M | C19 straight connector to US, RA plug (NEMA 6-20), Power cord, AC, 20A/250V, 2m |
| Rack Mounting Kits |
|---|
| QFX5240-2U-4PRMK | 4post Tool-less RMK for QFX5240 2RU height platforms (650-175145) |
