@whart , I also installed an Eaton SPD. I installed the Eaton CHSPT2ULTRA.
CHSPT2ULTRA | Eaton CHSPT2 surge protection device
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Whole House Surge Protector - The Home Depot
Note the reviews.
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Note: I don’t believe Amazon.com is an Eaton authorized dealer. Warranty may/would be void.
EATON CHSPT2ULTRA Ultimate Surge Protection 3rd ...
Note the reviews.
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Eaton Video: