Unverified85% confidenceDecision RuleTime unknown
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
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Unverified购买前用尺子量墙面底盒孔距:国标86型底盒孔距为60mm,118型/120型为横向排列;面板背面接线端子深度需≤底盒深度(通常≥40mm),单火版电路板更厚,浅底盒可能装不进93% 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90% similarUnverified智能开关面板尺寸需匹配现有底盒:国标86型底盒开关面板尺寸86×86mm,但部分智能开关厚度达40mm+,浅底盒(<50mm深)可能塞不下,安装前需测量底盒深度87% 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87% similarUnverified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86% similar
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