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WattCycle 12V 628Ah LiFePO₄ Battery, Lithium Battery 12V 300A BMS, Lithium RV Batteries Built-in Bluetooth, 8038Wh Energy Storage, IP65 Waterproof, Perfect for Home Energy, RV, Marine, Solar, Off-Grid
✅ In stock
📉 Price recently dropped
D
Grade
Analysis Confidence
100%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Jul 5, 2026 7:57 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
😐 Weak Deal- 😐Verdict: Weak Deal. Marginal discount. Prices may drop further soon.
- 💰The current price is slightly above the going rate for this product — worth watching for a drop.
- 📉Going back roughly eight months, a more competitive price has not appeared — this stands out as a strong value by recent standards.
- 📈The direction is downward at the moment; if that holds, an even better price may surface — though timing the market is never certain.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
5.6/22
Market Standing
7.45/20
Deal Strength
13/20
Momentum
10/10
📝 Product Overview
🏪 Sold by
WattCycle Direct
🚚 Shipping
Free Shipping
Product Details
✓🍃【Maximum Power in Compact Size】The 12V 628Ah LiFePO₄ battery delivers 8038Wh of energy for RVs, off-grid cabins, marine setups, UPS, boat & fishing, and home storage. Lightweight 153.99 lbs and compact 18.9×9.53×14.25 in case make installation simple without sacrificing capacity.
✓🍃【Long-Life EV-Grade Cells】Built with premium A+ prismatic LiFePO₄ cells, providing 6,000 cycles at 80% DOD and more than 10 years of reliable service. Perfect for consistent solar storage, RV appliances, marine electronics, and trolling motors.
✓🍃【High-Power 300A BMS】Supports 300A continuous discharge, 350A peak, and 3840W continuous output. Complete protection against over-voltage, over-discharge, over-current, short-circuit, and cell imbalance ensures safe operation with high-demand devices.
✓🍃【Rugged Design & Low-Temp Safety】Full-metal case with reinforced aluminum frame offers vibration resistance, structural stability, and up to 30% faster heat dissipation under load. IP65-rated for dust and water protection; discharge pauses below –4°F for safe cold-weather operation.
✓🍃 【Smart Bluetooth & Expandable Systems】Bluetooth 5.0 enables real-time monitoring of voltage, SOC, current, and temperature via WattCycle app. Supports 1C charging, LiFePO₄ chargers, solar input, and generators. Expandable to 4S4P for up to 128.6kWh energy storage. UN38.3, CE, FCC, RoHS certified.
⚙️ Specifications
Brand
Wattcycle
Vehicle Service Type
RV
Voltage
12 Volts
Battery Cell Composition
Lithium Ion
Item Weight
69.85 Pounds
Battery Capacity
628 Amp Hours
Manufacturer
Wattcycle
Model
WT12V628AH300UltraBT
Product Dimensions
9.53 x 14.25 x 18.9 inches
Item model number
WT12V628AH300UltraBT
Batteries
1 12V batteries required.
