NPP Rechargeable Lead Acid Battery 4V 4.5Ah – Ideal for General Applications

The NPP NP4-4.5Ah battery is a reliable and high-performance solution for general-use applications.

Designed with AGM (Absorbent Glass Mat) technology, it offers excellent stability and durability, ideal for UPS systems, security equipment, and medical devices.

• Battery Type: Valve Regulated Lead Acid (VRLA) with AGM technology.
• Construction Material:
  • Positive Plate: Lead Dioxide.
  • Container Material: ABS (optionally V-0 for high fire resistance).
  • Electrolyte: Sulfuric Acid.
• Safety Valve: Equipped for overpressure protection.
• Environmental Compliance: RoHS, WEEE, and Reach.

• Nominal Voltage: 4V (2 cells per unit).
• Capacity:
  • 20 hours/3.5V: 4.5Ah.
  • 10 hours/3.5V: 4.2Ah.
  • 5 hours/3.5V: 3.85Ah.
• Dimensions:
  • Length: 47±1mm.
  • Width: 47±1mm.
  • Height: 101±1mm.
  • Total Height: 107±1mm.
• Weight: 0.52kg ±5%.
• Internal Resistance (25°C): 15mΩ.

• Operating Conditions:
  • Temperatures:
    • Discharge: -15°C to 50°C.
    • Charge: -10°C to 50°C.
    • Storage: -20°C to 50°C.
  • Charging Voltage (25°C):
    • Float Condition: 4.53V~4.60V.
    • Cycle Condition: 4.80V~5.00V.
  • Self-Discharge: ≤3%/month (25°C).
  • Maximum Charging Current: 1.35A.
  • Maximum Discharging Current (5 seconds): 68A.

• Service Life:
  • Standby: JIS (25°C): 5 years.
  • Eurobat (20°C): 3-5 years.

• Ideal Applications:
  • UPS and IT Systems.
  • Security Equipment.
  • Medical Equipment.
  • Standalone Power Sources.

The NPP NP4-4.5Ah is a reliable and durable battery, suitable for a variety of applications, offering stability and high performance.