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12V 20AH LiFePO4 Lithium Battery with 30A BMS & LCD Voltmeter, Grade A Cells, 5000+ Deep Cycles Portable Rechargeable Lithium Iron Phosphate Battery for Fish Finder, Camping Lights, Solar Panel
4.7 (147 items)
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$33.59 cheaper than the new price!!
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New $55.99
Product details
| Management number | 209130924 | Release Date | 2026/03/29 | List Price | $22.40 | Model Number | 209130924 | ||
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| Category | |||||||||
- 【Premium A-Grade cells. Robust 30A BMS. Ultimate outdoor energy.】Engineered for reliability, ERYY 12V lithium iron phosphate battery is built with top-tier A-Grade cells for 5000+ cycles (10+ years!) and stable performance from -20°C to 60°C. The advanced 30A BMS provides ultimate protection against overcharge, over-discharge, short circuits, and overheating, while balancing cells for maximum efficiency and lifespan. Ideal as a deep cycle marine battery 12V for fish finders, it also reliably powers portable outdoor speakers, car vacuum cleaners, and more. Trust the robust energy solution that won’t let you down
- 【ERYY 12V 20Ah LiFePO4 Battery - Ideal Lead-Acid Upgrade for RVs & Solar】Ditch heavy lead-acid! The ERYY 12V 20Ah lithium battery weighs just 5.5 lbs (1/3 of lead-acid) and measures 7.1"×3"×6.8" (half the size), yet delivers 5,000+ deep cycles (10+ years!). Equipped with BMS protection for reliable, safe and consistent power output. Perfect for camping lights (lightweight!) and UPS backup (reliable power). No maintenance, 2x faster charging, and 100% usable capacity vs. 50% in lead-acid. The ultimate 12V deep cycle battery upgrade
- 【Why Settle for Less? The Superior ERYY 12v LiFePO4 Battery Alternative】 Upgrade to ERYY 12V 20AH LiFePO4 lithium battery and experience true superiority! While competitors offer 18Ah±2Ah, we deliver a real 22Ah capacity - more power for your off-grid storage systems and marine trolling motors. Our Advanced 30A BMS outperforms others' ≤20A systems, ensuring safer operation. The built-in LCD voltage meter (missing in other brands) gives you real-time power monitoring. We(ERYY) include 2 PCS 12 AWG premium battery cables (others don't), plus 5000+ cycles lifespan dwarfs competitors' 2000-3000 cycles. The ultimate lightweight 12V trolling motor battery for serious boaters and off-grid living
- 【4P4S Expandable Power for Ultimate Versatility】 Unlock custom power with ERYY 12V kayak lithium battery! Carefully series/parallel connect up to 4P4S (48V/80Ah/4096Wh max) using identical 12V fish finder battery to boost voltage (24V/36V/48V) or extend capacity. These 12V boat batteries are ideal for scaling systems without replacing equipment. Perfect for router, security systems, water pumps, and car refrigerators. Pro Tip: For safe expansion: Use batteries with the same capacity (20Ah), voltage (12V), BMS (30A), and brand (ERYY). Additionally, before connecting in series or parallel, each individual battery must be fully charged (with a resting voltage ≈13.4V)
- 【12V Rechargeable LiFePO4 Battery - 3 Ways to Charge!】 Power your adventures with ERYY 12V 20Ah Rechargeable LiFePO4 Battery - the ultimate energy solution for off-grid living and mobile power needs. Engineered for versatility, it supports THREE smart charging methods: 1) Standard LiFePO4 charger (≤10A), 2) Solar panels with MPPT controller (LiFePO4 compatible), and 3) Generator pairing with LiFePO4 charger. Ideal for solar energy storage systems, emergency lighting, and kids' ride-on toys. Features safe operation within 32°F-113°F charging temperatures and 14.4V±0.2 voltage. Delivers stable power with ≤30A charge/discharge current. NOTE: NEVER use lead-acid battery chargers.
- 【THE PERFECT CHRISTMAS GIFT FOR THE HANDY MAN】 Solved your Christmas shopping list with one brilliant choice. This powerful lithium battery is the ultimate present for Dad, your Husband, or any outdoorsman. It's the practical upgrade he'll truly appreciate, powering his passion for RV adventures, fishing trips, and DIY solar projects. Skip the ordinary gifts this Christmas — give the gift of power, freedom, and unforgettable adventures
| Size | Small-20AH Plus |
|---|---|
| Voltage | 12.8 Volts |
| Terminal | M5 |
| Brand Name | ERYY |
| Item Weight | 5.5 Pounds |
| Battery Type | Lithium Ion |
| Manufacturer | Shenzhen Yuanda New Energy Co., Ltd |
| Number Of Cells | 1 |
| Included Components | 2PCS 14 AWG Cables with M5 Ring Terminal, Battery with screws, User manual |
| Manufacturer Part Number | YD1220 |
| Item Dimensions D x W x H | 3"D x 7.1"W x 6.8"H |
| Compatible with Vehicle Type | Camping Light, Fish Finder, Lawn Mower, Solar energy storage, UPS backup, outdoor speakers, security systems, trolling motor, vacuum cleaners |
| Manufacturer Warranty Description | 1 Year Manufacturer, Warning: Splash-proof only. Damage from submersion, rain, or water exposure due to misuse is not covered by warranty. |
12V
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