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2 × EcoFlow DELTA Pro Ultra X Smart Extra Battery – Flash Sale

SKU: 66cd9e55ec45

Massive 12.2kWh Total Capacity Expansion: Instantly adds two powerful 6,144Wh extra batteries to your EcoFlow DELTA Pro Ultra X system, giving you the massive energy reserves required to endure multi-day blackouts.
Premium EV-Grade LFP Cells: Features state-of-the-art LiFePO4 full-tab cells that offer 25% more efficient power flow and reduced self-heating, ensuring a dramatically longer lifespan and superior reliability.
Effortless Plug-and-Play Setup: Intelligently designed for seamless integration with no tools, specialized wiring, or professional installation required—simply plug them into the main inverter and power up.
Advanced Dual BMS Architecture: Equipped with a sophisticated Dual Battery Management System (BMS) utilizing both local X-Guard safeguards and Cloud big data protection to continuously monitor cell health and prevent overcharging.
Smart Extreme-Weather Protection: Features an automated internal heating system that warms the batteries in freezing conditions to allow safe charging, while high-temp safeguards permit operation up to 113°F.
Comprehensive App Control: Connects effortlessly to the EcoFlow Oasis app, giving you precise, real-time visibility into the exact charge level, input/output data, and health of each individual expansion battery.

Categories: General, Generators, Generators, Generators and Portable Power, Generators and Power Tags: 12kWh Battery Bundle, 6144Wh Smart Extra Battery, DELTA Pro Ultra X Battery Expansion, EcoFlow LFP Battery, Extreme Weather Battery, Off Grid Solar Expansion, Whole Home Backup Power Brands: Ecoflow

Description

Description

The EcoFlow DELTA Pro Ultra X Smart Extra Battery Bundle delivers an immediate, massive expansion to your whole-home backup and off-grid power infrastructure. Including two highly advanced 6,144Wh expansion batteries, this bundle instantly adds over 12kWh of reliable energy to your DELTA Pro Ultra X system. Engineered with EV-grade LiFePO4 (LFP) full-tab cells and a revolutionary dual BMS protection architecture, it ensures maximum thermal efficiency, longevity, and safe performance even in extreme weather conditions. Featuring a true plug-and-play design that requires no tools or complicated wiring, it allows you to rapidly scale your energy storage to sustain heavy-duty appliances—like 5-ton AC units and well pumps—through prolonged grid failures and multi-day outages.

Instantly scale your whole-home backup power—buy the 2x DELTA Pro Ultra X Extra Battery Bundle here!