C9300-48UXM-E – 36×2.5G + 12x10G mGig – UPOE – 490W PoE Budget
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Cisco C9300-48UXM-E Compatible Accessories, Modules & Spare Parts
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C9300-48UXM-E Description
C9300-48UXM-E is a Cisco Catalyst 9300 stackable access switch for campus access deployments that need high-density multigigabit copper connectivity and modular uplinks. This exact Network Essentials SKU provides 48 UPOE access ports arranged as 36 x 2.5G plus 12 x 10G multigigabit ports, uses a field-replaceable Catalyst 9300 network-module slot for uplink selection, ships with a PWR-C1-1100WAC-P power supply for a 490W default PoE budget, and supports the Catalyst 9300 StackWise-480 and StackPower architecture.
Quick Specs
|
Parameter |
Specification |
|---|---|
|
Product ID |
C9300-48UXM-E |
|
Product type |
Stackable access switch with modular uplinks |
|
Access ports |
36 x 2.5G plus 12 x 10G multigigabit UPOE copper ports |
|
Uplink architecture |
Modular uplink slot for Cisco Catalyst 9300 network modules |
|
Network license |
Network Essentials |
|
Cisco software subscription |
Cisco DNA Essentials 48-port term license options |
|
Default power supply |
PWR-C1-1100WAC-P |
|
Default PoE budget |
490W |
|
Stacking and StackPower |
StackWise-480 with StackPower support |
|
Expanded PoE budget |
1590W with supported secondary power supply configuration |
|
Minimum software release |
Cisco IOS XE Everest 16.6.2 introduced C9300-48UXM-E and C9300-48UXM-A |
|
Switching and forwarding |
580 Gbps standalone switching; 431.54 Mpps standalone forwarding |
|
Physical profile |
1.73 x 17.5 x 22.2 in.; 20.5 lb with FAN FRUs and default power supplies |
Product Performance
Key Features
The `-E` suffix maps this switch to Network Essentials, while C9300-48UXM-A is the same C9300-48UXM hardware ordered with Network Advantage.
The UXM layout separates this SKU from all-port 5G and 1G Catalyst 9300 access models by reserving twelve multigigabit copper ports for 10G-capable access.
Cisco ordering guidance lists C9300-NM-8X as the default network-module selection for modular-uplink C9300 SKUs, while another C9300-NM option or C9300-NM-NONE can be selected.
C9300-48UXM-E belongs to the modular-uplink Catalyst 9300 family with StackWise-480, which makes stack member count and cable length part of the deployment check.
The default PWR-C1-1100WAC-P supply gives a 490W Cisco-listed PoE budget, with higher PoE budgets tied to the secondary supply or 1900W upgrade path.
Cisco release notes list C9300-48UXM-E and C9300-48UXM-A under Cisco IOS XE Everest 16.6.2 hardware features, so image baseline checks should not be copied from earlier 1G-only models.
Application Scenarios
C9300-48UXM-E fits an access closet where most links need 2.5G copper and a smaller group of APs, uplinks, or endpoint runs need 10G-capable mGig access on the same switch.
The SKU works for a Catalyst 9300 standard that specifies the UXM mixed-speed hardware but keeps Network Essentials instead of moving the order to C9300-48UXM-A.
The switch belongs in a modular-uplink Catalyst 9300 stack where the C9300 network-module selection, StackWise-480 cable, StackPower cable, and UPOE power plan are aligned in the same bill of materials.
Product Comparison
|
Parameter |
C9300-48UXM-E | |||
|---|---|---|---|---|
|
Product type |
Stackable access switch |
Stackable access switch |
Stackable access switch |
Stackable access switch |
|
Access port layout |
36 x 2.5G plus 12 x 10G mGig UPOE |
36 x 2.5G plus 12 x 10G mGig UPOE |
48 x 5G mGig UPOE |
24 x 10G mGig UPOE |
|
Copper access role |
Mixed 2.5G and 10G mGig |
Mixed 2.5G and 10G mGig |
All-port 5G mGig |
24-port 10G mGig |
|
Uplink architecture |
Modular uplink slot |
Modular uplink slot |
Modular uplink slot |
Modular uplink slot |
|
Network license |
Network Essentials |
Network Advantage |
Network Essentials |
Network Essentials |
|
Cisco software subscription |
Cisco DNA Essentials 48-port term |
Cisco DNA Advantage 48-port term |
Cisco DNA Essentials 48-port term |
Cisco DNA Essentials 24-port term |
|
Default power supply |
PWR-C1-1100WAC-P |
PWR-C1-1100WAC-P |
PWR-C1-1100WAC-P |
PWR-C1-1100WAC-P |
|
Default PoE budget |
490W |
490W |
645W |
560W |
|
StackPower |
Supported |
Supported |
Supported |
Supported |
|
Expanded PoE budget |
1590W with supported secondary power supply configuration |
1590W with supported secondary power supply configuration |
1745W with supported secondary power supply configuration |
1440W with supported secondary power supply configuration |
|
Minimum software release |
Cisco IOS XE Everest 16.6.2 |
Cisco IOS XE Everest 16.6.2 |
Cisco IOS XE Fuji 16.8.1a introduced C9300-48UN |
Cisco IOS XE Everest 16.6.1 introduced C9300-24UX |
|
Switching capacity |
580 Gbps standalone; 1060 Gbps with stacking |
580 Gbps standalone; 1060 Gbps with stacking |
640 Gbps standalone; 1120 Gbps with stacking |
640 Gbps standalone; 1120 Gbps with stacking |
|
Forwarding rate |
431.54 Mpps standalone; 788.69 Mpps with stacking |
431.54 Mpps standalone; 788.69 Mpps with stacking |
476.19 Mpps standalone; 833.33 Mpps with stacking |
476.19 Mpps standalone; 833.33 Mpps with stacking |
- C9300-48UXM-E vs C9300-48UXM-A is a license comparison: both rows keep the 36-plus-12 UXM mGig port layout, 490W default PoE value, and same performance figures, while the current SKU is Network Essentials.
- In a C9300-48UXM-E vs C9300-48UN-E comparison, the difference is access-port distribution: C9300-48UXM-E provides twelve 10G-capable mGig ports, while C9300-48UN-E keeps all 48 ports at the 5G mGig profile.
- C9300-48UXM-E vs C9300-24UX-E is a port-count and layout comparison, because the current SKU has 48 total access ports with a 36-plus-12 split and C9300-24UX-E has 24 10G-capable mGig UPOE ports.
- For C9300-48UXM-E vs C9300-48U-E, the which model to choose check starts with speed class: C9300-48UXM-E is the multigigabit UPOE option, while C9300-48U-E is the 48-port 1G UPOE model.
Selection Guide
1. Choose it for mixed 2.5G and 10G mGig access
Select C9300-48UXM-E when the bill of materials calls for Catalyst 9300 modular uplinks, Network Essentials, and a 48-port copper access mix with twelve 10G-capable mGig ports.
2. Change only the suffix for Advantage
Move to C9300-48UXM-A only when the same C9300-48UXM hardware must be paired with Network Advantage instead of Network Essentials.
3. Keep C9300-48UN separate from UXM
Use C9300-48UN-E only when every access port should follow the 5G mGig profile rather than the C9300-48UXM-E 36-port 2.5G plus 12-port 10G-capable layout.
4. Do not replace it with a 1G UPOE model
Keep C9300-48U-E out of the quote when the requirement names multigigabit copper access, because its confirmed access profile is 48 1G UPOE ports.
PoE Power Planning
|
Planning Item |
Cisco Confirmed Value |
Order Impact |
|---|---|---|
|
Default PoE budget |
C9300-48UXM is listed with 490W available PoE and PWR-C1-1100WAC-P as the default supply |
Size the powered endpoint plan against the base budget before assuming secondary power |
|
Secondary supply options |
With PWR-C1-1100WAC-P as primary, Cisco lists 840W with a 350W secondary, 1205W with a 715W secondary, 1590W with an 1100W secondary, and 2390W with a 1900W secondary |
Add the secondary supply that matches the UPOE endpoint load and redundancy target |
|
1900W upgrade path |
With PWR-C1-1900WAC-P as primary, Cisco lists 1290W available PoE before secondary power and up to 2880W with larger secondary supplies |
Use the upgrade path only when the power design requires the larger Cisco-listed budget |
|
StackPower support |
Catalyst 9300 modular-uplink switches support StackPower |
Include StackPower cabling only when shared power is part of the stack design |
Ordering Checklist
|
Check Item |
What to Confirm |
Why It Matters |
|---|---|---|
|
Exact switch SKU |
C9300-48UXM-E on the hardware line |
Prevents substitution with C9300-48UXM-A, C9300-48UN-E, C9300-24UX-E, or C9300-48U-E |
|
Port layout |
36 x 2.5G plus 12 x 10G multigigabit UPOE copper ports |
Keeps AP refresh, endpoint speed, and copper cabling expectations tied to the UXM design |
|
License and subscription |
Network Essentials plus Cisco DNA Essentials 48-port term license |
Keeps the embedded network stack and term license tier aligned |
|
Power design |
PWR-C1-1100WAC-P default supply, secondary supply choice, and StackPower cable decision |
Prevents an under-sized PoE plan for UPOE endpoint loads |
|
Stack accessories |
StackWise-480 cable length and StackPower cable length |
Keeps the stack build tied to C9300 modular-uplink accessories |
Optional Add-ons
|
Model |
Description |
|---|---|
|
Catalyst 9300 Series 4 x 1G network module | |
|
Catalyst 9300 Series 4 x multigigabit network module | |
|
Catalyst 9300 Series 8 x 10G/1G network module | |
|
Catalyst 9300 Series 2 x 40G network module | |
|
Catalyst 9300 Series 2 x 25G/10G/1G network module | |
|
Cisco StackWise-480/1T 50 cm stacking cable spare | |
|
Cisco StackWise-480/1T 1 m stacking cable spare | |
|
Cisco StackWise-480/1T 3 m stacking cable spare | |
|
CAB-SPWR-30CM= |
Cisco Catalyst StackPower cable 30 cm spare |
|
CAB-SPWR-150CM= |
Cisco Catalyst StackPower cable 150 cm spare |
|
1100W AC Platinum-rated power supply spare | |
|
1900W AC Platinum-rated power supply spare | |
|
C9300-DNA-E-48-3Y |
C9300 Cisco DNA Essentials 48-port 3-year term license |
|
C9300-DNA-E-48-5Y |
C9300 Cisco DNA Essentials 48-port 5-year term license |
|
C9300-DNA-E-48-7Y |
C9300 Cisco DNA Essentials 48-port 7-year term license |
Catalyst C9300 Switch Rear Panel
The switch rear panel includes StackWise connectors, StackPower or XPS connectors, ports, fan modules, and power supply modules.
Components Delivered in the Shipping Box
The shipping box contains the model of the switch you ordered and other components needed for installation. Some components are optional, depending on your order.
Specifications
| Parameter | Specification | Parameter | Specification |
|---|---|---|---|
| Product ID | C9300-48UXM-E | Product type | Stackable access switch with modular uplinks |
| Network license | Network Essentials | Access port layout | 36 x 2.5G plus 12 x 10G multigigabit UPOE copper ports |
| Uplink architecture | Optional field-replaceable C9300 network module | Network module selection | C9300-NM-8X default selection, another C9300-NM option, or C9300-NM-NONE |
| Supported network modules | C9300-NM-4G, C9300-NM-4M, C9300-NM-8X, C9300-NM-2Q, C9300-NM-2Y | Default power supply | PWR-C1-1100WAC-P |
| Default PoE budget | 490W | PoE with 350W secondary supply | 840W |
| PoE with 715W secondary supply | 1205W | PoE with 1100W secondary supply | 1590W |
| PoE with 1900W secondary supply | 2390W | Upgrade power supply | PWR-C1-1900WAC-P |
| PoE with upgrade supply | 1290W before secondary power | Stacking architecture | StackWise-480 |
| Stack bandwidth | 480 Gbps | StackPower | Supported |
| Minimum software release | Cisco IOS XE Everest 16.6.2 introduced C9300-48UXM-E and C9300-48UXM-A | MAC addresses | 32,000 |
| IPv4 routes | 32,000 total routes | IPv6 routing entries | 16,000 |
| Multicast routing scale | 8,000 | QoS scale entries | 5,120 |
| ACL scale entries | 5,120 | DRAM | 8 GB |
| Flash | 16 GB | VLAN IDs | 4094 |
| Jumbo frames | 9198 bytes | Switching capacity | 580 Gbps standalone |
| Switching capacity with stacking | 1060 Gbps | Forwarding rate | 431.54 Mpps standalone |
| Forwarding rate with stacking | 788.69 Mpps | Dimensions | 1.73 x 17.5 x 22.2 in. (4.4 x 44.5 x 56.4 cm) |
| Weight | 20.5 lb (9.34 kg) | MTBF | 202,160 hours |
Get More Information
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Quality Certifications
Customer Reviews
Questions & Answers
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What is C9300-48UXM-E used for?
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What access speeds are available on C9300-48UXM-E?
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Does C9300-48UXM-E have fixed uplinks?
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How is C9300-48UXM-E different from C9300-48UXM-A?
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Can C9300-48UXM-E power Wi-Fi 6 access points?
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What stacking family applies to C9300-48UXM-E?
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When does C9300-48UXM-E make sense over C9300-48U-E?
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What buyer check is specific to C9300-48UXM-E?
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