Solar Panels in Dallas, TX
Dallas gets 5.1 peak sun hours/day with electricity at $0.13/kWh. Calculate panels needed, installed cost, and payback period (updated for 2026 — no federal credit).
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System Sizes in Dallas
| Monthly kWh | Panels | kW | Installed Cost | Savings/yr | Payback |
|---|---|---|---|---|---|
| 500 | 11 | 4.4 | $11,440 | $852 | 13.4 yrs |
| 750 | 16 | 6.4 | $16,640 | $1,239 | 13.4 yrs |
| 1,000 | 21 | 8.4 | $21,840 | $1,626 | 13.4 yrs |
| 1,500 | 31 | 12.4 | $32,240 | $2,401 | 13.4 yrs |
| 2,000 | 41 | 16.4 | $42,640 | $3,175 | 13.4 yrs |
| 2,500 | 52 | 20.8 | $54,080 | $4,027 | 13.4 yrs |
Solar Guide for Dallas (2026)
Dallas at latitude 32.78°N receives 5.1 peak sun hours/day. At $0.13/kWh, solar offers solid long-term savings.
Incentives: Federal ITC + Oncor rebate + property tax exemption.
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
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See also: Solar in Texas