Unverified85% confidenceCautionTime unknown
灯具为可控硅调光的LED筒灯/灯带时，不要买普通单火开关，微弱取电电流会引起灯珠爆闪或关不断电，应选零火版或专用调光开关
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85%
Confidence
Long-term
Relevance
-
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Unverified普通调光开关（可控硅调光）不建议配全光谱灯泡使用，多数非调光型全光谱灯在旧式调光器上会闪烁或嗡鸣，需明确选购标注'dimmable'且匹配对应调光器的型号89% similarUnverified单火线智能开关不建议控制LED灯/吸顶灯等小功率负载：单火取电会导致灯关不断电、微亮或频闪，除非加装电容补偿或选支持小功率的型号87% similarUnverified单火版智能开关在关灯状态下需微弱电流维持联网，容易导致关灯后灯泡微亮或频闪，尤其LED灯明显；有零线条件时优先选零火版避免此问题87% similarUnverified单火版智能开关依靠微弱电流维持自身供电，容易导致关灯后灯具微亮或频闪，尤其搭配LED节能灯（功率＜5W）时更明显。若不能改零线又要用LED，需加装'防频闪电容/镇流器'，或优选零火版87% similarUnverified单火线智能开关驱动LED灯时，若灯具功率＜3W（如小夜灯、单颗LED球泡）容易出现关不彻底的微亮或频闪，此时应选零火线方案或加装电容补偿模块87% similar
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