[KongchangAI]
Unverified80% confidenceTradeoffTime unknown

能效等级越高价格溢价越大:从二级升到一级能效可能贵15-25%,但按每年省电50-80kWh计算,回本周期常需5年以上,短期居住或电价低的地区一级能效未必划算

1
Sources
80%
Confidence
Medium-term (~90 days)
Relevance
-
First Seen

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https://kongchang.com/claim/409973
API
curl https://kongchang.com/api/v1/knowledge/claims/409973
MCP
get_claim(id=409973)