Solar savings and ROI calculator
Discover Your Solar Savings Potential
Calculate your solar savings, return, and impact
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average monthly power bill
$
300
Daytime Power Usage Rate
50
%
Target Energy Savings
50
%
What affects the cost of your solar power system?
Energy needs
System size typically scales with consumption levels, directly affecting cost.
Battery capacity
Chosen based on usage patterns, the battery size is a key investment factor.
Components quality
High-grade panels, inverters, and batteries impact cost and long-term reliability.
Install complexity
Cost is influenced by roofing, site specifics, wiring needs, and scaffolding.
Energy goals
Grid independence or substantial energy savings goals necessitate a larger system.
Tech upgrades
Smart tech and EV charging integration increase both efficiency and initial cost.
Custom solutions
Personalised energy systems for unique requirements (e.g. smart homes) alter the financial outlay.
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The ZEN solar difference
Discover the advantages:
7 key reasons to choose ZEN Energy
1. NZ-Owned and Operated Since 2014
Serving Kiwis for over a decade, we’re a proud New Zealand-owned business with local expertise you can count on.
2. Proven Track Record Across NZ
With 1,000+ installations nationwide, we’ve delivered reliable solar solutions for homes, businesses, and large-scale projects alike.
3. Unmatched Expertise in Solar Design
Our team combines over 50 years of solar engineering and technical expertise, ensuring each system is designed to maximise performance.
4. Custom Solutions for Unique Energy Needs
We design every solar solution to align with your specific energy goals and property requirements, from off-grid homes to commercial projects.
5. Premium Technology, Award-Winning Brands
Using world-class products like LONGi, GoodWe, and Pylontech, our systems are built for performance and durability, backed by global awards, accolades and financial stability.
6. Thorough Technical Review on Every Install
Each installation undergoes a rigorous technical review, ensuring that every detail is optimised for maximum safety and efficiency.
7. Lifetime Support for Your Solar Investment
Our support doesn’t end after installation. We’re here to help you maximise your system’s value and performance for years to come.
Ready to soak up the
benefits of solar energy
with ZEN
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Ready For
Your Power
to Change Hands?
Start your switch to solar today. Get in touch and we can support your journey to energy savings, sustainability and self-sufficiency.
No strings attached.