12V 20Ah Battery, BCN Brand | Maintenance-Free SLA / VRLA Battery

BCN 12V 20Ah Battery is a premium Sealed Lead Acid (SLA) / VRLA dry battery designed for reliable backup power. It delivers stable, consistent power with zero maintenance required—no water refilling needed. It is the perfect drop-in replacement for your backup systems.

• Battery Type: Sealed Lead Acid (SLA), Maintenance-Free, VRLA
  
• Nominal Voltage: 12V
  
• Rated Capacity:
  
  • 20Ah (20-hour rate)
    
• Dimensions:
  
  • Height: 181.5 mm
    
  • Length: 167 mm
    
  • Width: 77 mm
• Weight: Approx. 6.0 kg
  
• Max. Discharge Current: 300A (5 seconds)
  
• Internal Resistance: 12.5 mΩ
  
• Charging Voltage:
  
  • Float: 13.8V @ 25°C
    
  • Equalization: 14.4V @ 25°C
    
• Charging Current:
  
  • Initial Charging Current: < 6A
    
  • Float Charging: 13.8V @ 25°C
    
• Operating Temperature: -10°C to 50°C
  
• Discharge Types Supported: Constant Current & Constant Power
  
• Certified Standards:
  
  • ISO 9001
    
  • ISO 14001
    
  • OHSAS 18001
    
  • CE

Recommended Applications

• Emergency Light Systems
  
• Fire & Security Systems (e.g., CCTV, alarms)
  
• Communication Power Supply
  
• Uninterruptible Power Supply (UPS)
  
• Railway Signal Systems
  
• Electro-medical Devices
  
• Car & Starting Applications

Why Choose BCN 12V 20Ah Battery?

• Versatile Power Discharge: Supports both Constant Current and Constant Power Discharge to match demanding device loads.
• High Output & Low Resistance: Delivers up to 300A max discharge (5s) with an ultra-low internal resistance of 12.5 mΩ for instant energy response.
• 100% Maintenance-Free: Sealed lead-acid technology means no water refilling, no spills, and zero daily upkeep.
• International Certifications: Manufactured to strict global standards under ISO 9001, ISO 14001, OHSAS 18001, and CE guidelines.
• Protected Investment: Backed Warranty for total peace of mind.

 Download Catalog : 12V20AH