Progressive 30 Amp RV Surge Protector with EMS vs 12V 100Ah LiFePO4 battery with built-in 100A BMS

Key Differences

Progressive (A) is a 30A/120V RV surge protector with built-in EMS and 1,790 joules of surge absorption, suited for protecting RV shore power. GRENERPOWER (B) is a 12V Group24 LiFePO4 deep-cycle battery with a built-in 100A BMS and high cycle potential, suited for house-battery replacement but not for engine starting. Choose A if you need RV shore-power protection and EMS features; choose B if you need a compact LiFePO4 12V 100Ah battery for energy storage

Progressive 30 Amp RV Surge Protector with EMS

Progressive 30 Amp RV Surge Protector with EMS

Progressive Industries • ★ 4.0/5 • Mid-Range

RV surge protector with built-in EMS shields RV electronics from voltage fluctuations and surges. It absorbs up to 1,790 joules for protection and includes fault detection, aiding longevity of components

Pros

  • built-in Electrical Management System (EMS) protection
  • absorbs surges up to 1,790 joules
  • 30A/120V/3,600W capacity
  • advanced fault detection

Cons

  • mixed durability feedback from users
  • some reports of unit failures
  • durability and surge protection mixed reviews
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12V 100Ah LiFePO4 battery with built-in 100A BMS

12V 100Ah LiFePO4 battery with built-in 100A BMS

GRENERPOWER • ★ 3.4/5 • Premium

GrenerPower 12V 100Ah LiFePO4 battery with Group24 size and built-in 100A BMS. Suitable as replacement for G24/G27/G31 battery boxes and for trolling motors. customers note good quality hardware, lightweight, and easy storage, with mixed views on longevity

Pros

  • Group24 size lithium replacement
  • built-in 100A BMS
  • lifepo4 chemistry with high cycle potential
  • lightweight and compact

Cons

  • not suitable as starting battery for cars
  • mixed battery life longevity in reviews
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Head-to-Head

CriteriaWinner
Price Progressive Industries
Durability Tie
Versatility GRENERPOWER
User Reviews Progressive Industries