PoE Calculator
Calculate voltage drop, power loss in cable lines, and minimum input voltage required for PoE equipment.
[CALCULATOR CORE INTERACTION]GET/POST /api/tools/poe-calc
TOOL DETAILS
Every calculation or conversion executed here runs instantly inside our sandbox environment.
For automation or integration inside scripts (like PowerShell or Linux bash), you can query this tool directly via our REST endpoints.
FREQUENT QUESTIONS
Q: What causes voltage drop?A: The resistance of the copper conductor in Ethernet cables causes energy loss over long distances.
Q: What cable has less drop?A: Cat6 cables have thicker copper cores (lower gauge), giving less resistance and voltage drop than Cat5e.