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Cisco

Cisco PSU4.3KW-HVPI | 4.3kW HV input, PSI airflow power supply unit

PSU4.3KW-HVPI

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Description

4.3 kW high-voltage input power supply with port-side intake airflow for front-to-back cooled deployments and high-density environments.

Features

- 4.3 kW high-capacity power delivery
- Port-side intake airflow for consistent thermal alignment
- HV input variant for data center standards
- Modular design for streamlined serviceability

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

- Power capacity: 4300 W
- Input type: High voltage (HV) — confirm platform-specific requirements
- Airflow: Port-side intake (PSI)
- Cooling orientation: Front-to-back oriented intake
- Form factor: Modular PSU
- Use case: High-density network and compute platforms

FAQs

Q: What airflow direction is supported?
A: This unit uses port-side intake (PSI), drawing air from the port face and exhausting toward the fan side.

Q: Does this PSU support redundancy configurations?
A: Redundancy (e.g., N+1) support depends on the host chassis. Check the platform’s redundancy and mixing rules.

Q: What should be matched when replacing a PSU?
A: Match wattage class, airflow direction, input type, and approved model list for your specific chassis.

Q: Is any firmware or licensing required?
A: Power supplies typically do not require licensing, but always follow your platform’s release notes and compatibility matrices.

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