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Most frequently asked questions and answers
Depending on the Solar PV System size and electricity usage, payback period is typically about 7 years for residential and 4 years for commercial / industrial (because of double tax incentives for businesses).
Product warranty covers the integrity of the panel itself and protects you against problems such as manufacturing defects, environmental issues, premature wear and tear, etc. Performance warranty guarantees the efficiency of solar panels to typically not be lower than 85% within 25 years.
Minimal maintenance is required, because Solar Energy Systems are fixed and non-mechanical (no moving parts). Only periodic cleaning is required (once a year) which can be done self performed if panels are easily accessible. Otherwise, you can hire us to clean and perform a system health check i.e. check on cables (for rat bites, or if connections are loose), inverter, etc.
There is no tenure period between the new NEM and old NEM. The NEM contract shall remain in effect unless otherwise terminated by either party or cancellation of the main electricity contract.
No cash will be paid in the NEM scheme. Any excess of solar power generated is allowed to roll over within 24 months from the start of NEM consumer’s billing system.
Yes, as long as the company is a customer of TNB.