Unverified92% confidenceDecision RuleTime unknown
面板孔距是硬指标:国标86型面板中心孔距为60.3mm,购买前需确认墙内暗盒是86型(方形)还是120型(长条),120型墙盒无法直接装86面板
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92%
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Long-term
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Unverified选购前必须确认墙内暗盒尺寸:国标86型盒净深应≥40mm,智能开关模块比传统开关厚,浅盒(<35mm)可能塞不进接线导致翘起或压坏电路,老房需现场量深度84% similarUnverified标准86型面板开孔为方形,购买前需测量墙内暗盒实际尺寸:老式暗盒进深不足(<40mm)会导致零火版智能模块塞不进去,选购时确认暗盒进深≥50mm或选薄款模块84% similarUnverified购买前必须测量墙内暗盒尺寸:国标86型底盒内尺寸约75×75mm,但部分智能开关因需容纳电路模块,机身进深达40mm以上,浅底盒(<40mm)会导致装不进去,老房尤其需确认底盒深度84% similarUnverified国内86型墙盒标准孔距为60mm,选面板前需确认底盒深度≥40mm,单火智能开关内部元件较厚,40mm以下浅底盒可能塞不进导线,导致装不平或压线短路83% similarUnverified选购前必须确认底盒尺寸:国内主流为86型(86×86mm),欧标为118/120型。购买前测量墙内暗盒深度,智能开关因内置模块通常需≥50mm深盒,浅盒(35-40mm)会导致装不进或线太挤82% similar
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