LG 16H Prime Battery | 16kWh 400V High Voltage

LG RESU16H Prime — 16 kWh High-Voltage Lithium Battery for Home Energy Storage

Elevate your solar or grid-tied system with the LG RESU16H Prime, a 400 V lithium-ion battery engineered for large-capacity backup, faster charging, and long-term savings.

Key Benefits

• 16 kWh of Reliable Backup Power
  Keeps critical circuits, HVAC, and refrigeration online during outages.

• High-Voltage Efficiency (400 V)
  Faster charge/discharge and lower conversion losses than 48 V batteries.

• Scalable to 32 kWh
  Parallel a second unit for extended runtime and future-proof energy independence.

• Advanced Lithium-Ion Chemistry
  Delivers high round-trip efficiency, 6,000-cycle life, and a 10-year warranty.

• Smart BMS Protection
  Guards against overheating, over-/under-charge, and short circuits for worry-free operation.

• Indoor or Outdoor Installation
  Rugged, weather-resistant enclosure fits garage, utility room, or shaded exterior wall.

• Peak-Shaving Storage
  Bank daytime solar and discharge at night or during high-rate utility windows to slash bills.

Compatibility note: Not suitable for 48 V systems or EG4 inverters. Confirm inverter pairing before purchase.

Ideal Applications

• Whole-Home and Light Commercial Backup — Maintain comfort and security when the grid fails.

• Solar Self-Consumption — Capture surplus PV production for evening and overnight use.

• Load Shifting & Time-of-Use Management — Draw stored energy when tariffs spike.

• EV Charging Support — Charge vehicles without overloading your service panel.

• Business Continuity — Protect refrigeration, POS, and lighting in retail or office spaces.

Why Choose LG RESU16H Prime?

High-voltage architecture, proven LG Energy Solution cell chemistry, and modular expandability make the RESU16H Prime a standout for homeowners and small businesses seeking dependable backup power and maximum solar utilization—today and for years to come.

Ready to future-proof your energy system? Add the LG RESU16H Prime to your project and start storing more power, saving more money, and safeguarding every critical load.

Download full specifications here.

Download the manual here.

Download the list of compatible inverters here.

Download the warranty here.

Register your LG Battery for Installation

Register here : LG Registration

From unboxing to install, we’re with you every step. Reach out to our lifetime, USA-based support team anytime you need guidance.