Unverified80% confidenceTradeoffTime unknown
串联式灯串一颗灯珠损坏可能导致整段熄灭，长期户外或大规模使用应选并联电路款式，单颗故障不影响其余
1
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80%
Confidence
Long-term
Relevance
-
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Unverified串联式灯串一颗灯珠损坏可能导致整串不亮，选并联电路（每颗独立）的款式更耐用；廉价款多为串联，购买时可查看是否标注'独立灯珠'86% similarUnverified串联式灯串（一颗灯珠坏则整段不亮）不建议用于难以更换或高处的场景，应选并联式电路，单珠损坏不影响其余86% similarUnverified不要给纯照明回路加装漏电保护器：灯具本身触电风险低，且LED驱动电源和某些镇流器会产生泄漏电流导致误跳闸，照明回路用普通空气开关即可84% similarUnverified驱动电源外置（可换驱动）的筒灯寿命远高于电源一体化款，一体化款LED不亮或频闪时整灯报废；对于高吊顶维护困难的场景优先选外置驱动82% similarUnverified串联式灯串（老式）一颗灯珠坏整串不亮，选购应认准并联式LED灯串，单颗损坏不影响其余；现代LED铜线灯基本为并联，但廉价插电款仍有串联结构82% similar
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