12V 20Ah LiFePO₄ Battery | 256Wh Lithium Battery, 3,000+ Cycles | for RV, Solar, Off-Grid, Marine & Backup

Features

Long Lifespan & Efficient Power

• 3,000+ Cycle Life: Delivers reliable long-term performance and lower ownership costs.
  
• 256Wh Nominal Energy: Provides dependable energy storage with ≤5% monthly self-discharge.
  
• Maintenance-Free LiFePO₄ Chemistry: Supplies stable, clean, and efficient power.

Premium Safety & Durability

• Grade A+ LiFePO₄ Cells: Deliver superior stability and safety.
  
• Advanced BMS: Protects against overcharge, over-discharge, overcurrent, short circuit, and low-temperature charging.
  
• Durable Plastic Housing: Designed for reliable everyday performance.

Reliable Everyday Performance

• Wide Operating Temperature Range: Charges from 32–131°F and discharges from -4–140°F.
  
• Low-Temperature Charging Protection: Helps ensure safe charging in cold-weather conditions.
  
• Supports Up to 4 Batteries in Parallel (4P): Easily expands total system capacity.

Compact & Versatile

• Lightweight Compact Design: Easy to transport and install in tight spaces.
  
• Ideal for RV, Marine, Off-Grid, Camping, and Backup Power Applications

Specifications

• Nominal Voltage: 12.8V
  
• Rated Capacity: 20Ah
  
• Nominal Energy: 256Wh
  
• Cell Chemistry: LiFePO₄
  
• Cycle Life: 3,000+ Cycles
  
• Recommended Charge Voltage: 14.2V
• Maximum Charge Voltage: 14.4V
• Maximum Charge Current: 20A
• Maximum Continuous Discharge Current: 30A
• Parallel Connection: Up to 4 units (4P)
• Bluetooth Connectivity: No
• Internal Heating: No
• Terminal Type: M6
• Terminal Torque: 53.1–57.5 lbf·in
• Warranty: 5-Year Limited Warranty
• Dimensions (L × W × H): 7.1 × 3.1 × 6.5 in
  
• Net Weight: 4.6 lb
  
• Transport & Safety: UL 1642, CE, UN 38.3 Test Report
• Package Dimensions: 10 × 6 × 10 in
  
• Gross Weight: 7 lb

What’s Included

• 1 × RS-B1220 12.8V 20Ah Battery
  
• 2 × M6×12 SUS304 Stainless Steel Screws
  
• 2 × M6×16 SUS304 Stainless Steel Screws
  
• 2 × M6×20 SUS304 Stainless Steel Screws
  
• 3 × Red Nut Covers
  
• 3 × Black Nut Covers
  
• 1 × Red Power Cable (SC6-6 Terminals, UL3512, 10 AWG, 8.7 in)
  
• 1 × Black Power Cable (SC6-6 Terminals, UL3512, 10 AWG, 8.7 in)
  
• 1 × User Manual