4-Module Surge Arrestor 20kA 3P+NPE 275V
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A 4-module surge protection device rated for 20kA with 3-pole plus neutral protection and 275V nominal discharge voltage. Features an indication window to show when the device has operated, making it ideal for installation in distribution boards and electrical panels. Suitable for commercial, industrial, and residential installations requiring reliable transient overvoltage protection.
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4-Module Surge Arrestor 20kA 3P+NPE 275V
SKU: BY7-20/3+1-275
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