• Cisco N35-T-PAC-PI 3550-T Triton AC PSU for 48-port Gigabit Ethernet switch
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Cisco

Cisco N35-T-PAC-PI | 3550-T Triton AC PSU | airflow: port-side intake (PI, back-to-front) | hot-swap | redundancy-ready

N35-T-PAC-PI

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Description

AC hot-swappable power supply for Cisco Nexus 3550-T (Triton) switches with port-side intake airflow, supporting resilient power designs. Use matching PE/PI airflow across PSUs and fans to maintain a consistent cooling policy. Supports redundant configurations where the platform allows.

Features

- Hot-swappable AC power module
- Back-to-front (PI) airflow for alternative aisle layouts
- Redundancy-ready for higher availability
- Status LED for quick health checks
- Designed for Nexus 3550-T thermal and power profiles

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

FAQs

Technical Specifications

- Compatibility: Cisco Nexus 3550-T “Triton” series switches
- Type: Hot-swappable AC power supply unit (PSU)
- Airflow direction: Port-side intake (PI) – back-to-front
- Redundancy: Supports 1+1 or N+1 configurations where platform-supported
- Indicators: PSU status/health LED
- Cooling policy: Airflow direction should match chassis fans (PI with PI)

FAQs

Q: What is port-side intake (PI) for a PSU?
A: PI means air flows from the power side to the port side, aligning with back-to-front cooling.

Q: Can I pair a PI PSU with PE fans?
A: No. Use the same airflow direction across all modules for correct thermal behavior.

Q: Can the PSU be replaced while the switch is running?
A: Yes. The PSU is hot-swappable when adhering to proper safety procedures.

Q: How many PSUs should I install?
A: Install the number recommended by the platform for your power and redundancy requirements.

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