Siemens whole-house surge protector with two 20A breakers vs Leviton 2nd Gen Smart Circuit Breaker, 1-Pole 20A, 120V

Overall winner: Siemens whole-house surge protector with two 20A breakers

Key Differences

Siemens QSA2020SPD (A) is a whole-house surge protector designed for Siemens panels with a higher review count and better rating, while Leviton LB120-ST (B) is a 20A smart circuit breaker offering remote on/off, energy monitoring and scheduling. Choose A if you need whole-home surge protection and a product that specifically fits Siemens panels; choose B if you want per-circuit smart control and monitoring features

Siemens whole-house surge protector with two 20A breakers

Siemens whole-house surge protector with two 20A breakers

SIEMENS • ★ 3.9/5 • Premium

Siemens QSA2020SPD provides whole-house surge protection and includes two 20-amp breakers. Fits Siemens panels; noted for easy installation and reliable performance in panel protection

Pros

  • Provides whole-house surge protection
  • Includes two independent 20-amp breakers
  • Easy to install in Siemens panels
  • Compatible with older ITE main panels

Cons

  • Initial clamping level is 240 volts
  • Requires two-panel-bay space for installation
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Leviton 2nd Gen Smart Circuit Breaker, 1-Pole 20A, 120V

Leviton 2nd Gen Smart Circuit Breaker, 1-Pole 20A, 120V

Leviton • ★ 3.4/5 • Mid-Range

2nd Gen smart circuit breaker with remote control and My Leviton app. provides energy data and remote on/off control with custom scheduling; easy installation in load centers. customer note highlights quality and ease of installation

Pros

  • remote ON/OFF control
  • custom circuit scheduling
  • energy consumption data
  • easy installation

Cons

  • no user-reported limitations provided
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Head-to-Head

CriteriaWinner
Price SIEMENS
Durability SIEMENS
Versatility Leviton
User Reviews SIEMENS