Retrofit Decisions
With Proven ROI

NZero simulates thousands of scenarios to identify retrofit strategies that deliver the fastest payback, reducing energy costs while avoiding underperforming investments.

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Invest only in upgrades that reduce operating costs.

Identify Efficiency Upgrades

Evaluate how replacing equipment with more efficient alternatives reduces energy consumption and operating costs across buildings.
Prioritize the Right Projects

Compare thousands of retrofit scenarios to prioritize upgrades that deliver the greatest reduction in energy use and operating costs.
Quantify Cost Savings Before You Invest

Translate energy reductions into projected cost savings, payback periods, and ROI so teams understand the financial impact of each retrofit option.

Retrofit
Simulation
Engine

AI generates and compares thousands of retrofit combinations covering lighting, HVAC, insulation, solar, and more. Each scenario is tailored to site-specific data.

ROI and CO₂
Scoring

Each scenario is evaluated by investment cost, annual savings, payback period, and CO₂ reduction. Results help teams choose strategies that deliver strong ROI and support sustainability goals.

Quantify the
Impact

NZero visualizes monthly changes in energy use, cost, and emissions to compare baseline and retrofit performance side by side. See where retrofits translate into real financial and carbon savings across your buildings.