Free Utility & Performance Calculators for Engineers & Operators: Optimize Cooling Towers, Chillers, Compressed Air, Electrical Systems, and more. Built by Engineers, for Engineers.

Welcome to Enershares suite of free online engineering calculators. Our tools are designed to simplify complex utility calculations, helping you quickly assess system performance, estimate energy consumption, and identify opportunities for cost savings across various industrial applications.

Electrical

Calculate Power, Voltage Drop, System efficiency, and get instant performance alerts to optimize your electrical systems and reduce energy costs.

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Cooling Tower

Calculate Cooling Tower Range, Approach, Effectiveness, kW/TR to optimize performance and estimate energy cost savings.

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Chiller

Estimate energy consumption, operating cost, and system efficiency of your chiller to improve overall performance. Also helps analyze delta T.

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Compressed Air

Assess compressed air leakages, compressor efficiency, and energy cost with quick calculations to reduce waste and improve system health.

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Steam

Calculate steam generation cost, losses, and boiler efficiency for your plant to ensure optimal operation.

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Nitrogen

Calculate Nitrogen Purity %, Flow Rate (m³/s), Air Factor for your industrial nitrogen systems.

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Purified Water (PWS)

Calculate RO, RO-2, and EDI recovery your purified water systems.

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Process Equipment

Evaluate FBDs, Coaters, Dust Collectors & Scrubbers with energy & airflow metrics for process optimization.