ETCR2840C EM2840C Intelligent SPD Lightning Monitoring Module 200Ω 20A RS485 Supports ModBus protocol SPD Alarm Signal Monitor

ETCR2840C EM2840C Intelligent SPD Lightning Monitoring Module 200Ω 20A RS485 Supports ModBus protocol SPD Alarm Signal Monitor
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sku: 1005012451780836
$673.28
Shipping from: China

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