Deye AI-W5.1-B (EU, NA, AU) Scalable LFP Lithium Ion Battery for Residential Use

Safe & Reliable: LFP chemistry and an intelligent BMS
Scalable Capacity: 30.72 kWh, multiple modules in parallel
Wide Operating Temperature: -20°C to 55°C
Easy Installation: Wall/floor mountable, no wiring required
Eco-Friendly Design: non-toxic, pollution-free materials
Long Cycle Life: Excellent lifespan for long-term energy storage
10-Year Warranty: Ensuring long-term reliability
Suitable Deye Inverter Model:
- - SUN-7/7.6/8/10K-5G05LP1-EU-SM2
  - SUN-12/14/16K-SGO1LP1-EU
  - SUN-5/6/8/10/12K-SG04LP3-EU
  - SUN-3/4/5/6/8/10/12K-SG05LP3-EU-SM2
  - SUN-14/15/16/18/20K-SG05LP3-EU-SM2

SKU: AI-W5.1-B (EU, NA, AU)Categories: Low Voltage Series (LV)

Description

Deye AI-W5.1-B Residential Energy Storage System

Introducing the AI-W5.1-B battery, a standout energy storage solution. It’s built with LiFePO₄ chemistry, ensuring safety and longevity.

Parameter	Specification
Model	AI-W5.1-B
Battery Chemistry	LiFePO₄
Built-in Circuit Breaker	125A 2P, 60Vdc
Battery Module Energy	5.12 kWh
Battery Module Voltage	51.2 V
Battery Module Capacity	100 Ah
Nominal Voltage	51.2 V
Operating Voltage	44.8 ~ 57.6 V
Nominal Energy	5.12 kWh
Usable Energy	5.12 kWh
Rated DC Power	2.5 kW
Charge/Discharge Current – Recommend	50 A
Charge/Discharge Current – Max	100 A
Charge/Discharge Current – Peak (10s, 25°C)	150 A
Cycles	≥6000
IP Rating	IP65 (rated for indoor and outdoor use)
Warranty	10 years

Reliable Performance: Boasts high discharge power and an IP65 rating, making it suitable for both indoor and outdoor use. Operates seamlessly in a wide temperature range from -20°C to 55°C with natural cooling.
Easy Installation & Use: Features a flat, stackable, floor-mounted design with no wiring needed for quick setup. Enables auto networking, easy maintenance, remote monitoring, and firmware upgrades for convenience.
Eco-Friendly & Safe: Made with non-toxic materials, causing no pollution. Utilizes cobalt-free LFP battery and an intelligent BMS for a long lifespan (≥6000 cycles) and high efficiency.
Technical Specs: Offers 5.12 kWh nominal and usable energy, 51.2 V nominal voltage, 100 Ah battery module capacity, and 2.5 kW rated DC power. Charge/discharge current is recommended at 50 A, max at 100 A, and peak (10s, 25°C) at 150 A.