Cisco Catalyst 9000 switch power supplies are selected by switch family, PoE budget, redundancy requirement, airflow, and AC or DC input. This category helps buyers match Catalyst 9200, 9300, 9400, 9500, and 9600 power modules, avoid incompatible PWR-C and chassis supplies, and plan reliable access, distribution, and core switch power.
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2100W AC PSU – Catalyst 9400 – Platinum Rated
3200W AC PSU – Catalyst 9400 – Platinum
3200W AC PSU – Catalyst 9400 – Titanium Rated
3200W DC PSU – Catalyst 9400
1500W AC PSU – Catalyst 9500X – Platinum Rated
1500W DC PSU – Catalyst 9500X – Hot-Swappable FRU
1600W AC PSU – Catalyst 9500 C9500-32C
1600W DC PSU – Catalyst 9500 C9500-32C
650W AC PSU – Catalyst 9500 High Performance
650W AC PSU – Catalyst 9500 High Performance – WACL Variant
930W DC PSU – Catalyst 9500 High Performance
1100W AC PSU – Catalyst 9300 C1 – Platinum Rated
No. Catalyst 9000 power supplies are not universally interchangeable across all 9000 families. Catalyst 9200 and 9300 use fixed-switch power supply families, while Catalyst 9400 and 9600 use chassis power systems. Always match the exact switch model, wattage, airflow, and input type.
Start with the exact Catalyst 9300 SKU, then calculate PoE load, redundancy target, and AC or DC input. A data-only switch may need less wattage than a full-PoE model powering access points, phones, and cameras. Confirm supported PWR-C part numbers for the selected model.
Dual power supplies are recommended when uptime matters, but the requirement depends on the design. One power supply may run a lab or noncritical closet, while production access, distribution, and core switches often use redundant supplies sized to carry the expected load after a failure.
The switch can only deliver PoE within the installed power capacity and platform limits. Count phones, cameras, wireless access points, and other powered devices, then compare total watts against the supported power supply options. High-density PoE, UPOE, or UPOE+ designs need more careful sizing.
Do not assume AC and DC supplies can be mixed. Support depends on the switch platform, software, power shelf, and Cisco hardware rules. For production orders, verify the official hardware guide or compatibility data before mixing power supply types.
StackPower allows supported Catalyst switches to share power within a stack, improving resiliency and power utilization. It does not remove the need to size each switch and stack correctly. Buyers should confirm StackPower support, cables, power modes, and redundancy behavior for the exact model.
Yes. Catalyst 9400 and 9600 are modular chassis platforms and use chassis-specific power supplies or power systems. They should not be confused with PWR-C style fixed-switch supplies used on many Catalyst 9200 and 9300 models.
Many Catalyst 9000 platforms support field replacement of power supplies, but safe hot-swap behavior depends on redundancy, installed load, and platform rules. If the remaining supply cannot carry the switch and PoE load, replacing a supply can still interrupt service.
A higher wattage supply can provide PoE growth headroom, but it must be supported by the exact switch and power design. Oversizing without checking compatibility, power cords, circuit capacity, airflow, and redundancy can create procurement and installation problems.
Verify switch model, power supply part number, wattage, AC or DC input, airflow direction if applicable, PoE budget, redundancy mode, power cords, StackPower requirements, chassis compatibility, lifecycle status, and whether the unit is new, refurbished, or spare stock.
Maximize your network uptime with Cisco Catalyst 9000 Series Power Supplies. Engineered for 99.999% availability, these hot-swappable power modules provide the mission-critical PoE+ and PoE++ (802.3bt) power budget required for Wi-Fi 7 access points, smart lighting, and high-density IoT deployments. At [Your Brand Name], we understand that a power failure is a network failure—which is why we maintain a massive, ready-to-ship inventory of genuine Catalyst 9200, 9300, 9400, and 9500 series power supplies at wholesale prices.
Find the exact power module to match your switch chassis and PoE requirements:
Browse our live inventory of Cisco Catalyst 9000 power supplies below. Filter by wattage, series, or part number (SKU). Looking for bulk discounts for a large rollout? Contact our hardware specialists today for a fast, no-obligation wholesale quote.
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