Free Data Center Tools

No signup. No sales call. Just useful tools built by DC ops veterans who got tired of doing this math in spreadsheets.

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PUE CalculatorFREE

Calculate Power Usage Effectiveness with real cost impact analysis

Total Facility Power

kW — measured at utility meter

IT Equipment Load

kW — measured at PDU output

Energy Rate

$/kWh — your blended rate

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Calculate circuit capacity and NEC derate

Circuit Type

Number of Circuits

NEC Derate Factor

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Size your cooling for actual IT load

IT Load

Target PUE

Cooling Method

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Plan your rack layout — mix device types and see if it fits

Device

Qty

Max Rack Power

kW (circuit capacity after derate)

PowerPoll calculates PUE, rack density, cooling efficiency, and power budgets continuously from live sensor data — not spreadsheet estimates.