PWR-C1-1900WAC-P – 1900W AC power supply for Catalyst 9300

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PWR-C1-1900WAC-P

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List Price: $929 $599
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PWR-C1-1900WAC-P Description

PWR-C1-1900WAC-P is Cisco’s highest-capacity platinum-rated AC power supply for Catalyst 9300 and C9300L switches. Also referred to as the Cisco 1900W PSU, it delivers –56 V at 26.78 A, providing 6,483 BTU/hr at 230 VAC. With a ≥ 20 ms holdup time and hot-swap capability, it ensures continuous PoE+ and UPOE+ operation even during brief outages. Its 200–240 VAC auto-range input, IEC C22 receptacle, and enterprise-grade MTBF make it ideal for high-density PoE deployments and mission-critical network environments.

Model Meaning

Field

Meaning

PWR

Power supply module for Cisco Catalyst

C1

Compatible with Catalyst 9300/C9300L

1900W

Maximum output power: 1,900 watts

AC

Alternating-current input

-P

Platinum-rated efficiency level

Compatible Models Table

–E Model

–A Model

Short Description

C9300X-48HX-E

C9300X-48HX-A

48-port UPOE+ switch, high-density uplinks, 1900 W Platinum PSU support

C9300-48H-E

C9300-48H-A

48-port UPOE+ fixed-uplink switch, enhanced PoE budget with 1900 W PSU

C9300X-24HX-E

C9300X-24HX-A

24-port UPOE+ switch, modular uplinks, 1900 W Platinum PSU upgrade option

C9300-24H-E

C9300-24H-A

24-port UPOE+ fixed-uplink switch, full-port PoE at 30 W with Platinum PSU

C9300-48UN-E

C9300-48UN-A

48-port multigig switch, UPOE support, 1900 W PSU for maximum PoE delivery

C9300-48UXM-E

C9300-48UXM-A

48-port multigig SFP modular-uplink switch, Platinum PSU for heavy PoE loads

C9300-24UX-E

C9300-24UX-A

24-port multigig switch, UPOE support, 1900 W PSU ensures full-port 60 W PoE

C9300-48U-E

C9300-48U-A

48-port fixed-uplink switch, multigig support, high-capacity PSU upgrade

Model comparison

Parameter

PWR-C1-1100WAC-P

PWR-C1-715WAC-P

PWR-C1-1900WAC-P

Output Power

1,100 W

715 W

1,900 W

Total BTU/hr

3,754 BTU/hr

2,440 BTU/hr

6,483 BTU/hr

Input Range

115–240 VAC

115–240 VAC

200–240 VAC

Input Current

12–6 A

10–5 A

16 A

Output Ratings

–56 V @ 33.92 A

–56 V @ 12.8 A

–56 V @ 26.78 A

Holdup Time

≥ 20 ms

≥ 20 ms

≥ 20 ms

Connector Type

IEC C22

IEC C16

IEC C22

Power Cord Rating

20 A

15 A

20 A

Operating Temp.

–5 °C to +45 °C

–5 °C to +35 °C

–5 °C to +45 °C

Weight

1.4 kg

1.2 kg

1.4 kg

MTBF

1.22 M hours

1.05 M hours

1.22 M hours

Specifications

Parameter Specification
Model Number PWR-C1-1900WAC-P
Rated Output Power 1,900 W
Total Output BTU/hr 6,483 BTU/hr
Input-Voltage Range 200–240 VAC, 55–60 Hz
Input Current 16 A max
Output Ratings –56 V @ 26.78 A
Output Holdup Time ≥ 20 ms at 100 VAC
Connector Type IEC 320-C22
Power Cord Rating 20 A
Operating Temperature –5 °C to +45 °C, up to 5,000 ft
Weight 3.1 lb (1.4 kg)
MTBF 1,217,904 hours

Get More Information

Discover unbeatable prices and fast shipping for the PWR-C1-1900WAC-P Access the detailed PWR-C1-1900WAC-P datasheet and ensure you’re getting the best deal with our reliable delivery service. Need assistance? Our free live chat support is here to help. For more information about the product and pricing, contact us via Live chat or email us at [email protected]

Quality Certifications

Customer Reviews

Write A Review
5.0
(11 reviews)
5 Stars
11
4 Stars
0
3 Stars
0
2 Stars
0
1 Stars
0
    Procurement
    Posted on 25/09/2025
    Verified Buyer
    5.0

    Genuine part. Verification passed.

    Wanda Maximoff
    Posted on 12/06/2025
    Verified Buyer
    5.0

    Like magic, it was at our door the next morning.

    IT Ops
    Posted on 28/02/2025
    Verified Buyer
    5.0

    Item packed with care. Arrived safe.

    Raegan Moore
    Posted on 25/05/2024
    Verified Buyer
    5.0

    No issues after months of operation. Easily handles our PoE+ needs.

    Serenity Parker
    Posted on 20/03/2024
    Verified Buyer
    5.0

    Excellent replacement or upgrade, support was very helpful.

Questions & Answers

  • How to troubleshoot a 1900W AC module for C1 series if it won’t power on?

    Check the AC source and cable, ensure the module is firmly seated, and inspect for error or fault LEDs. Review the switch’s event log for relevant messages.

  • Does the 1900-watt module include all necessary accessories?

    Yes, it comes with the power supply unit, power cord, mounting hardware, and an installation manual or quick start guide.

  • How does the 1900W supply compare to smaller capacity C1 modules?

    The 1900W unit is intended for high-capacity or high-PoE switches, delivering more power for denser device deployments.

  • Are alternative vendors supported for this high-power slot?

    Only use Cisco-approved and certified supplies; alternatives may not provide correct operation or could void support.

  • What network types benefit from a 1900W supply?

    Enterprise core, data centers, or large access switches with numerous PoE devices all benefit from this high-power option.

  • Are there critical safety steps for installation?

    Disconnect all power, allow time for discharge, and use an ESD wrist strap before handling the module.

  • Which switches accept this high-capacity PSU?

    Large chassis models and high-end Catalyst switches generally accept the 1900W supply—check the official compatibility matrix.

  • How to check the status of the 1900W unit after install?

    Use CLI commands like `show power` or observe a steady green LED on the module.

  • Is software or firmware upgrade needed?

    No updates are needed for the module, but ensure your switch runs the latest recommended software.

  • What does a solid amber or red LED mean?

    These LEDs indicate module faults; refer to documentation for detailed troubleshooting steps.

  • What’s the best maintenance schedule?

    Inspect quarterly and keep vents clear of dust. More frequent checks may be needed in challenging environments.

  • Is online replacement supported for this module?

    Yes, hot-swap is supported in most C1-compatible switches—refer to your model’s guide.

  • How to test power cable integrity?

    Use a multimeter to check continuity, and inspect for visible damage or loose connections.

  • Where to download official guides for this PSU?

    Visit Cisco’s support portal and locate documentation by part number or switch model.

  • How to check for authenticity of this 1900W supply?

    Verify with Cisco’s hologram label, serial number, and by purchasing through authorized channels.

  • What environment is best for this large unit?

    Cool, clean, and well-ventilated racks (0–40°C) are ideal.

  • Can the module work in parallel with another for failover?

    Yes, on supported switches a redundant configuration is possible.

  • How do I check for temperature-related issues?

    Monitor thermal sensors in the CLI, check for airflow blockages, and listen for abnormal fan noise.

  • What are the warranty details for this supply?

    Cisco offers limited hardware warranty—check your reseller or the official website for coverage specifics.

  • Are there tools to monitor power health remotely?

    Yes, use SNMP, CLI, or Cisco network management tools for ongoing monitoring.

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