Solar Panels in Nashville, TN

Nashville gets 4.4 peak sun hours/day with electricity at $0.125/kWh. Calculate panels needed, cost after 30% ITC, and payback period.

Sun Hours
4.4/day
Rate
$0.125/kWh
Cost/Watt
$2.75
Net Metering
TVA Green Flex

☀️ Nashville Solar Calculator

9,600 kWh
Panels
228
System Size
91.2 kW
Annual kWh
117,174
Net Cost
$175,560
Savings/yr
$14,647
Payback
12.0 yrs
25-Yr Savings
$190,615

System Sizes in Nashville

Monthly kWhPanelskWNet CostSavings/yrPayback
500124.8$9,240$77112.0 yrs
750187.2$13,860$1,15612.0 yrs
1,000249.6$18,480$1,54212.0 yrs
1,5003614.4$27,720$2,31312.0 yrs
2,0004819.2$36,960$3,08412.0 yrs
2,5006024.0$46,200$3,85412.0 yrs

Solar Guide for Nashville (2026)

Nashville at latitude 36.16°N receives 4.4 peak sun hours/day. At $0.125/kWh, solar offers solid long-term savings.

Incentives: Federal ITC.

NEC Solar Requirements

All installations must comply with NEC Article 690: rapid shutdown (690.12), conductor sizing at 125% (690.8), and proper grounding per NEC 250. Use our Solar Wire Size Calculator for conductor sizing.

Disclaimer: Estimates only. Consult a licensed solar installer. NEC Article 690 compliance required.

Frequently Asked Questions

See also: Solar in Tennessee