Nokia 7750 SR-a series service routers
Engineered for professionals who demand the best in performance, security, and design.
The 7750 SR-a is available in 100 Gb/s (FD) and 200 Gb/s FD system capacities. Having a depth of just 24 cm, the 7750 SR-a4 measures 22 cm (5 RU) in height and the 7750 SR-a8 is 31 cm (7 RU) in height.
The Nokia 7750 SR-a leverages the Nokia FP3, which combines a disaggregated chipset architecture and a flexible memory design to provide deterministic packet forwarding performance even when complex processing-intensive operations are required.
To simplify and automate network operations, the 7750 SR-a enables model-driven network element management through the Nokia SR OS.
Nokia’s feature-rich 64-bit Service Router Operating System (SR OS) addresses the full spectrum of IP routing requirements.
The 7750 SR-a and the programmability of the Nokia SR OS enable multivendor software-defined networking (SDN).
The comprehensive routing features of the Nokia SR OS enable the 7750 SR-a to support a wide range of IP network services and functions.
The 7750 SR-a series is designed to withstand stringent electromagnetic immunity levels for power utility substation and railway environments. The 7750 SR-a meets the IEEE 1613, IEC 61850-3 and EN50121-4 standards.
The Nokia 7750 SR-a series is available in two chassis variants—the 7750 SR-a4 and the 7750 SR-a8—and supports a wide range of Ethernet interfaces and common system modules that are optimized to address various network service and function requirements.
Full specifications for the model
| SKU | 7750 SR-a4 | 7750 SR-a8 |
|---|---|---|
| System Throughput Full Duplex Maximum | Up to 100 Gb/s | Up to 200 Gb/s |
| Number Of Mda A S And Mda A Xps Per Chassis | 4 | 8 |
| Number Of Iom A S Per Chassis | 1 | 2 |
| Common Equipment Redundancy | CPM-a, PSU, fan | CPM-a, PSU, fan |
| Hot Swappable Equipment | IOM-a, MDA-a, MDA-a XP, CPM-a, PSU, fan tray, fan filter | IOM-a, MDA-a, MDA-a XP, CPM-a, PSU, fan, fan filter |
| Dimensions | Height (5 RU): 22.23 cm (8.75 in) Width: 48.26 cm (19.0 in) Depth (300 mm ETSI-compliant): 24.28 cm (9.56 in) |
Height (7 RU): 31.11 cm (12.25 in) Width: 48.26 cm (19.0 in) Depth (300 mm ETSI-compliant): 24.8 cm (9.56 in) |
| Weight | Empty: 10.30 kg (22.71 lb) Full: 26.31 kg (58 lb) |
Empty: 13.61 kg (30.0 lb) Full: 38.10 kg (84.0 lb) |
| Power | AC and DC power options 2 PSUs per chassis 1+1 redundancy |
AC and DC power options 3 PSUs per chassis 2+1 redundancy |
| Cooling | N+1 internal redundant fans Right-to-left airflow Variable speed for power efficiency |
N+1 internal redundant fans Right-to-left airflow Variable speed for power efficiency |
| MDA-a type (ports x connector) — maximum density | 7750 SR-a4 | 7750 SR-a8 |
|---|---|---|
| MDA-a XP: 10/1GBASE (MACsec) 10 x SFP+/SFP |
40 | 80 |
| MDA-a XP: 10GBASE 10 x SFP+ |
40 | 80 |
| MDA-a XP: 100GBASE 1 x CFP2 |
4 | 8 |
| MDA-a: 1000BASE 44 or 22 x CSFP or SFP |
176 or 88 | 352 or 176 |
| MDA-a: 10/100/1000BASE-TX 20 x RJ-45 |
80 | 160 |
| MDA-a: 10GBASE/1000BASE (combination) 2/12 x SFP+/SFP |
8/48 | 16/96 |
| MDA-a: 10GBASE 4 x SFP+ |
16 | 32 |
Download product documentation and resources
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