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Expand
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53 service entries
Virtualization, cloud and computing
Network and information security
Systems integration and infrastructure
Low-voltage and intelligent engineering
Enterprise IT services
Data center, storage and disaster recovery
Solutions
Project Cases
Technical Articles
Promotional Products
About Yuqi
139 1891 4454
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Professional Tools
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PoE Power
PoE Camera Switch Sizing
P023
Size PoE switches for cameras from ports and power budget.
Parameters
Camera Count
Power per Camera
W
Usable Switch Ports
Switch PoE Budget
W
Power Reserve
%
Calculate
Reset
Results
Copy results
Assumptions
所有摄像机使用同一Design功率。
Important notes
还需核验单端口 PoE 等级、上联、并发启动和距离线损。
Standards and sources
IEEE 802.3 PoE
Verified: 2026-09-05
