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#4 in Whole-House Surge Protectors
Leviton 51120-1 Panel Protector
Leviton
$180.00 – $250.00
A 120/240V panel-mount SPD with 50kA per phase, replaceable surge modules, and audible alarm plus LED status. The modular design lets you renew protection after a major event without rewiring.
8.7
Excellent
Consensus
Don't buy this if…
- Avoid it in bedrooms-adjacent utility closets, because the failure alarm is loud by design.
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