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Vendor:Arista
Arista QDD-200G-2LR43 | 200G QSFP-DD Transceiver, 2x100G-LR4, 10km SMF, Dual CS
QDD-200G-2LR43
Vendor:AristaArista QDD-200G-2LR43 | 200G QSFP-DD Transceiver, 2x100G-LR4, 10km SMF, Dual CS
The Arista QDD-200G-2LR43 is a hot-pluggable QSFP-DD optical transceiver designed for high-speed 200 Gigabit Ethernet applications in data center and enterprise networks. Featuring 2x 100GBASE-LR4 architecture with dual CS optical connectors, this module enables flexible 200G connectivity or 2x 100G breakout over single-mode fiber up to 10km. Ideal for spine-leaf architectures, data center interconnect, and bandwidth-intensive applications requiring long-reach optical performance. -
Vendor:Arista
Arista QDD-200G-2LR4-Arista | 200GBASE-2LR4 QSFP-DD Transceiver, 10km, Dual LC
QDD-200G-2LR4-Arista
Vendor:AristaArista QDD-200G-2LR4-Arista | 200GBASE-2LR4 QSFP-DD Transceiver, 10km, Dual LC
The Arista QDD-200G-2LR4 is a high-performance QSFP-DD transceiver designed for 200G networking applications. Supporting 2x100GBASE-LR4 operation over single-mode fiber, this module delivers up to 10km reach via dual LC duplex connectors. Ideal for data centre interconnects and high-speed campus backbone deployments, the transceiver includes DOM for advanced diagnostics and interoperates seamlessly with 100G-LR4 QSFP modules. -
Vendor:Arista
Arista PWR-D4-3041-AC-BLUE | 3kW AC/HVDC Power Supply, 1RU, Hot-Swappable, Blue
PWR-D4-3041-AC-BLUE
Vendor:AristaArista PWR-D4-3041-AC-BLUE | 3kW AC/HVDC Power Supply, 1RU, Hot-Swappable, Blue
The Arista PWR-D4-3041-AC-BLUE is a 3000W hot-swappable power supply designed for the Arista 7800R4 Series modular AI spine switches. This 1RU grid-redundant power supply supports both AC and HVDC inputs, with worldwide voltage compatibility including 277VAC and 380VDC support. Engineered for business-critical data center environments requiring high availability and redundant power, it features front-to-rear airflow and a blue handle indicating airflow direction. -
Vendor:Arista
Arista PWR-D2-3041-DC-BLUE | 3kW DC Power Supply for 7800R3, Dual Input, Hot-Swap
PWR-D2-3041-DC-BLUE
Vendor:AristaArista PWR-D2-3041-DC-BLUE | 3kW DC Power Supply for 7800R3, Dual Input, Hot-Swap
The Arista PWR-D2-3041-DC-BLUE is a 3000W dual-input DC power supply designed for the 7800R3 Series modular switches. This hot-swappable 1RU power supply supports DC input voltages from -40 to -72V or 240 to 380V, providing flexible grid redundancy for mission-critical data center and service provider environments. With integrated 1+1 power redundancy and front-to-rear airflow, it ensures continuous operation and optimal cooling in high-density deployments. -
Vendor:Arista
Arista PWR-D1-3041-AC-BLUE | 3kW AC Power Supply, 1RU, Hot-Swap, ATS
PWR-D1-3041-AC-BLUE
Vendor:AristaArista PWR-D1-3041-AC-BLUE | 3kW AC Power Supply, 1RU, Hot-Swap, ATS
The Arista PWR-D1-3041-AC-BLUE is a 3000W AC power supply designed for the 7800R3 Series modular switches. This 1RU hot-swappable unit features Automatic Transfer Switch functionality with dual 220V inputs and SAF-D-GRID 400 connectors for redundant power. Ideal for enterprise data centres requiring high-availability spine switch deployments with front-to-rear airflow and intelligent fan speed control. -
Vendor:Arista
Arista PWR-861-AC-RED | AC Power Supply for 7368X4, Hot-Swappable, Front-to-Rear
PWR-861-AC-RED
Vendor:AristaArista PWR-861-AC-RED | AC Power Supply for 7368X4, Hot-Swappable, Front-to-Rear
The Arista PWR-861-AC-RED is a hot-swappable AC power supply designed for the Arista 7368X4 Series modular data center switches. This redundant power supply features front-to-rear airflow for optimal cooling in high-density environments. Built for carrier-grade reliability, it supports N+1 redundancy configurations to ensure continuous operation in mission-critical deployments. -
Vendor:Arista
Arista PWR-721-DC-RED | 720XP 700W DC Power Supply, Front-to-Rear Airflow
PWR-721-DC-RED
Vendor:AristaArista PWR-721-DC-RED | 720XP 700W DC Power Supply, Front-to-Rear Airflow
The Arista PWR-721-DC-RED is a 700-watt DC power supply designed for the Arista 720XP 1RU switch series. Featuring front-to-rear airflow and hot-swappable redundancy support, this spare power supply operates on -48 to -60VDC input and delivers 90% efficiency. Ideal for campus PoE deployments requiring DC power infrastructure and redundant power configurations. -
Vendor:Arista
Arista PWR-621-AC-RED | 650W AC Power Supply, Front-to-Rear Airflow
The Arista PWR-621-AC-RED is a 650W AC power supply designed for Arista 720XP and 722XPM series 1RU campus switches with front-to-rear airflow. This hot-swappable, redundant power supply features 80 PLUS Platinum efficiency and operates on 100-240V AC input, supporting high-density PoE deployments and ensuring reliable power delivery for mission-critical network infrastructure. Ideal for enterprise campus and data centre environments requiring N+1 redundancy. -
Vendor:Arista
Arista PWR-621-AC-BLUE | 650W AC Power Supply, Rear-to-Front Airflow, Hot-Swap
PWR-621-AC-BLUE
Vendor:AristaArista PWR-621-AC-BLUE | 650W AC Power Supply, Rear-to-Front Airflow, Hot-Swap
The Arista PWR-621-AC-BLUE is a 650-watt AC power supply designed for Arista 720XP and 722XPM series 1RU campus PoE switches. This hot-swappable, redundant power module features rear-to-front airflow for optimal cooling in specific rack environments. With 80 PLUS Platinum efficiency and IEC-320-C16 input connector, it delivers reliable power for PoE-enabled deployments. -
Vendor:Arista
Arista PWR-561-AC-RED | 550W AC Power Supply, 1RU, Front-to-Rear Airflow
PWR-561-AC-RED
Vendor:AristaArista PWR-561-AC-RED | 550W AC Power Supply, 1RU, Front-to-Rear Airflow
The Arista PWR-561-AC-RED is a 550-watt AC power supply designed for Arista 1RU data center switches. Featuring front-to-rear airflow indicated by the red handle, this hot-swappable PSU provides reliable, efficient power delivery with built-in protection mechanisms. Ideal for enterprise and data center deployments requiring redundant power configurations. -
Vendor:Arista
Arista PWR-521-DC-RED | 500W DC Power Supply for 720XP Switches, Hot-Swappable
PWR-521-DC-RED
Vendor:AristaArista PWR-521-DC-RED | 500W DC Power Supply for 720XP Switches, Hot-Swappable
The Arista PWR-521-DC-RED is a 500-watt DC power supply designed for the Arista 720XP Series campus switches. This hot-swappable, redundant power supply features front-to-rear airflow and supports PoE+ deployments. Ideal for enterprise and campus environments requiring DC power infrastructure with reliable redundancy and efficient cooling. -
Vendor:Arista
Arista PWR-511-DC-RED | 500W DC Power Supply, 1RU, Front-to-Rear Airflow
PWR-511-DC-RED
Vendor:AristaArista PWR-511-DC-RED | 500W DC Power Supply, 1RU, Front-to-Rear Airflow
The Arista PWR-511-DC-RED is a 500W DC power supply module designed for Arista 1RU data center switches including the 7050X3, 7050X4, 7280R3, and 7060CX series. This hot-swappable, redundant power supply features front-to-rear airflow (RED handle designation) and accepts -48 to -60 VDC input with AWG #14 connector. Ideal for telecommunications and enterprise data center environments requiring DC power redundancy and high efficiency operation. -
Vendor:Arista
Arista PWR-511-DC-BLUE | 500W DC Power Supply, 1RU, Rear-to-Front Airflow
PWR-511-DC-BLUE
Vendor:AristaArista PWR-511-DC-BLUE | 500W DC Power Supply, 1RU, Rear-to-Front Airflow
The Arista PWR-511-DC-BLUE is a hot-swappable 500W DC power supply designed for Arista 7050X3, 7050X4, 7280, and 7060CX series 1RU switches. This redundant PSU features rear-to-front airflow with a blue handle indicator, making it ideal for data center deployments requiring reverse cooling configurations. Supporting -48 to -60 VDC input with 92% efficiency, it ensures reliable power delivery in demanding network environments. -
Vendor:Arista
Arista PWR-511-AC-RED | 500W AC Power Supply, 1RU, Front-to-Rear Airflow
PWR-511-AC-RED
Vendor:AristaArista PWR-511-AC-RED | 500W AC Power Supply, 1RU, Front-to-Rear Airflow
The Arista PWR-511-AC-RED is a hot-swappable 500-watt AC power supply designed for Arista 7050X3, 7280, and 7060CX series 1RU switches. Featuring front-to-rear airflow, 80 PLUS Platinum efficiency, and a compact 73.5mm form factor, it delivers reliable redundant power for data center environments. The unit supports AC 100-240V input with plug-in module installation for easy maintenance. -
Vendor:Arista
Arista PWR-511-AC-BLUE | 500W AC Power Supply, Rear-to-Front Airflow, 1RU
PWR-511-AC-BLUE
Vendor:AristaArista PWR-511-AC-BLUE | 500W AC Power Supply, Rear-to-Front Airflow, 1RU
The Arista PWR-511-AC-BLUE is a 500-watt AC power supply designed for 1RU Arista switches including the 7050X3, 7050X4, 7280R3, and 7060CX series. This hot-swap redundant power module features rear-to-front airflow with a blue handle indicator, supporting AC 100-240V input with 93% efficiency. Ideal for data center environments requiring reliable, field-replaceable power solutions with compact 73.5mm form factor. -
Vendor:Arista
Arista PWR-501AC-R | 500W AC Power Supply, Rear-to-Front Airflow
The Arista PWR-501AC-R is a 500W AC power supply designed for Arista 7050CX3-32S-D data center switches. Featuring rear-to-front airflow cooling, this hot-swappable PSU ensures reliable operation in high-density rack environments. It includes built-in protection against overvoltage, overcurrent, and overheating to safeguard both the unit and connected equipment.
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Why buy Arista from XS Network Tech?
From pre-sales consultation to same-day dispatch, we make Arista procurement fast and hassle-free. Our sales and logistics team serves government departments, data centres, and service providers sourcing new, used, and EOL Arista hardware globally so you're never stuck waiting on a distributor. All used units tested and backed by a 12-month warranty.
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Can I still buy discontinued Arista models?
Yes. We carry end-of-life (EOL) Arista switches that are no longer available through other channels. We stock models from the 7050, 7280, 7500, and 7800R3 series. If you're expanding an existing fabric or need a like-for-like replacement without reconfiguring your entire stack, sourcing the same EOL model is often the most cost-effective decision.
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What Arista hardware does XS Network Tech stock?
Our Arista range covers data centre switches (7050X3, 7050X4, 7060X4, 7060X5, 7260X3, 7280R3, 7280R3A, 7300X3, 7800R3, 7800R4), enterprise and campus switches (7130, 7170, 7020R4), transceivers, ethernet cables, stacking cables, and switch modules. Can't find your model? Request a quote and we'll source it.
