The Cisco C3K-PWR-1150WAC-RF (C3K-PWR-1150WAC-RF - Cisco 1150-Watts 110-220V AC Power Supply for Cisco Catalyst 3750-E PoE Series switch) is a Power Supplies & Power Protection component engineered for sustained enterprise-class workloads. Manufactured to OEM specifications and tested for compatibility with Cisco UCS C-Series and B-Series blade chassis, plus Catalyst and Nexus switching platforms, this part addresses common procurement scenarios where exact-match replacement, capacity expansion, or new-build deployment is required. Technical specifications include power of 1150W, voltage of 220V, features of PoE. Common deployment scenarios include enterprise data-center, server-room, and managed-service-provider environments where matched-OEM-part procurement is required for warranty and compliance continuity. Pro Disk Network maintains the C3K-PWR-1150WAC-RF in our enterprise inventory and verifies each unit against manufacturer datasheet specifications prior to listing. Listed compatibility: Cisco Catalyst 3750-E. Cross-verify against the OEM compatibility matrix before deployment for production workloads. New stock ships factory-sealed where available; refurbished units are tested under load before dispatch and ship with a 30-day Pro Disk Network functional warranty. Net 30 terms are available for qualified business accounts. Same-day dispatch on in-stock orders placed before 3pm ET; free standard ground shipping on US orders over $150.
The C3K-PWR-1150WAC-RF is a Cisco power supplies & power protection component with power 1150W, voltage 220V, features PoE. Pro Disk Network sells the C3K-PWR-1150WAC-RF for $191.58 with same-day US shipping and a 30-day free return guarantee.
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Reviewed by:Pro Disk Network Engineering Team — . Specifications, compatibility, and pricing for the C3K-PWR-1150WAC-RF verified against the manufacturer datasheet and our internal lab benchmarks.
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Same-Day US Shipping — orders before 3pm ET ship today via FedEx/UPS
30-Day Free Returns — pre-paid label included on all US orders
Net 30 Available — for verified business buyers
2,000+ B2B Customers — MSPs, government, education, enterprise IT
Quick Answer: Will the C3K-PWR-1150WAC-RF fit my system?
The C3K-PWR-1150WAC-RF is a Cisco power supplies & power protection part. Email sales@prodisknetwork.com with your system make, model, and serial number - we will confirm compatibility and ship same-day if in stock.
How fast does the C3K-PWR-1150WAC-RF ship?
Pro Disk Network dispatches the C3K-PWR-1150WAC-RF same-day on orders confirmed before 2 pm ET. Multi-pallet projects requiring crating ship within 2 business days. International shipping (Canada, Mexico, EU, APAC) takes 3-7 business days via DHL Express or FedEx International Priority.
The C3K-PWR-1150WAC-RF is deployed by US enterprises, MSPs, government, and education customers across multiple infrastructure scenarios. Below are the most common deployment patterns Pro Disk Network sees in real-world orders.
Branch UPS — Office or remote site UPS. 1500–3000 VA covers most server-rack mini-deployments with 5–15 minute runtime.
Datacenter UPS Module — Online double-conversion UPS for production server rooms. Match VA rating to total connected load + 30% headroom.
Telco / Battery Backup — DC-powered batteries for telco-class equipment, ISP CPE, and outdoor cabinets. Confirm voltage (-48 V vs +12/24 V).
New, Bulk, or Refurbished — Choosing Your Tier
Pro Disk Network offers the C3K-PWR-1150WAC-RF across three procurement tiers. Each tier is fully functional and warranted; the choice comes down to budget, warranty length, and whether the deployment is production-critical or capacity-expansion.
Tier
Discount vs OEM List
Warranty
Best For
New (Sealed OEM)
25–40%
Cisco manufacturer warranty (1–5 yr)
Production-critical first-tier
New (Bulk OEM)
50–65%
3-year Pro Disk Network warranty
New cluster builds, secondary tier
Refurbished
75–85%
12-month advance replacement
Capacity expansion, lab, dev/test, EOL refresh
Bulk & Volume Pricing for C3K-PWR-1150WAC-RF
Ships from our Orlando, FL warehouse — same-day US dispatch on orders placed before 2pm ET. Net 30 terms available for verified businesses, government and education.
Volume discounts on the C3K-PWR-1150WAC-RF are automatic at checkout. Net 30 terms available for verified businesses, government, and education. Email sales@prodisknetwork.com for orders above 100 units.
Quantity
Discount
Unit Price
1
0%
$191.58
5+
4%
$183.92
10+
8%
$176.25
25+
13%
$166.67
50+
18%
$157.10
100+
23%
$147.52
What is the C3K-PWR-1150WAC-RF?
The C3K-PWR-1150WAC-RF is a Cisco server power supply unit with power 1150W and voltage 220V, manufactured by Cisco. Pro Disk Network ships this part new and certified-refurbished from our US warehouse with same-day dispatch on orders placed before 3 PM ET, backed by a 30-day return guarantee.
Pros & Cons of C3K-PWR-1150WAC-RF
Pros
Lower cost than OEM channel pricing
Matched-pair option for dual-PSU redundancy
3-year typical lifecycle remaining on refurbished tier
Cons
Wattage headroom should be sized at 70-80% sustained load
Cable harness sold separately on certain chassis
OEM warranty does not transfer with refurbished units
Frequently Asked Questions about C3K-PWR-1150WAC-RF
Is the C3K-PWR-1150WAC-RF a genuine Cisco part?
Yes. Pro Disk Network sources every C3K-PWR-1150WAC-RF as factory-original Cisco inventory verified against the manufacturer parts registry before listing. New units arrive sealed in OEM packaging; refurbished units are pulled from decommissioned Cisco servers, surface-tested, and re-warranted by Pro Disk Network for 12 months.
Will the C3K-PWR-1150WAC-RF fit my system?
The C3K-PWR-1150WAC-RF is a Cisco power supplies & power protection part. Email sales@prodisknetwork.com with your system make, model, and serial number - we will confirm compatibility and ship same-day if in stock.
How fast does the C3K-PWR-1150WAC-RF ship?
Pro Disk Network dispatches the C3K-PWR-1150WAC-RF same-day on orders confirmed before 2 pm ET. Multi-pallet projects requiring crating ship within 2 business days. International shipping (Canada, Mexico, EU, APAC) takes 3-7 business days via DHL Express or FedEx International Priority.
What is the warranty on the C3K-PWR-1150WAC-RF?
New C3K-PWR-1150WAC-RF units carry the full Cisco manufacturer warranty (typically 1 to 5 years depending on product line). Refurbished and bulk-OEM units include a Pro Disk Network advance-replacement warranty (12 months refurbished, 36 months new bulk). DOA replacement is free within 30 days of receipt.
Do you offer bulk pricing for the C3K-PWR-1150WAC-RF?
Yes. Pro Disk Network offers automatic volume discounts at 10, 25, 50, and 100+ unit tiers. Net 30 terms are available for verified businesses, government, and education buyers. Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.
Other parts that share the C3K series prefix — useful when sourcing matched lots, hot-spare pools, or capacity-tier expansions.
C3K-PWR-1150WAC — C3K-PWR-1150WAC - Cisco 1150W AC Power Supply — $3,292.83
C3K-PWR-265WAC — C3K-PWR-265WAC - Cisco 265-Watts AC Power for Catalyst 3750-E / 3560-E — $208.42
C3K-PWR-300WAC — C3K-PWR-300WAC - Cisco 300-Watts AC Power Supply For 3560E-12D / 3560E-12SD — $282.20
C3K-PWR-750WAC — C3K-PWR-750WAC - Cisco 750W AC Power Supply — $344.33
Pro Disk Network Buyer’s Guide: Power Supplies & Power Protection
PSU Sizing: Connected Load, Efficiency Curves, and N+1 Redundancy
For racks with shared PDUs, plan PDU capacity at 80% of breaker rating, not 100%. A 30A PDU should carry no more than 24A sustained. Distribute high-power chassis across multiple PDUs in dual-feed racks so a single PDU failure does not exceed the survivor's headroom.
AC Input, Phase Balancing, and Datacentre Power Best Practices
The C3K-PWR-1150WAC-RF accepts a defined AC voltage range, typically 100-240V or 200-240V for high-output server PSUs. Higher voltage = higher efficiency: a server PSU at 240V input runs 1-2% more efficient than the same PSU at 120V. In datacentres with 208V three-phase, balance loads across the three phases to avoid neutral saturation and reduce harmonic distortion on the upstream UPS.