Whisper Power 40290072 - GEL Battery 12 V - 180 Ah

Whisper Power 40290072 - GEL Battery 12 V - 180 Ah

The Whisper Power 40290072 GEL Battery is a robust 12 V, 180 Ah deep cycle battery engineered for high-demand applications, boasting a remarkable floating design life of up to 12 years. Designed to excel in extreme temperatures, this battery ensures reliable performance even under frequent cyclic discharges. Its strong grid construction guarantees durability, making it perfect for heavy-duty service in marine, solar, and other demanding environments.

Key Features

• Deep Cycle "Long Life" Battery: Specifically designed for extended service and capable of handling repeated deep discharge cycles.
• Maintenance-Free: The recombination (VRLA) design allows for hassle-free operation without regular maintenance.
• Shock Resistant: Built with a heavy-duty casing that withstands impacts and vibrations, enhancing its longevity.
• Limited Ventilation Required: The sealed construction minimizes the need for ventilation, making installation easier and safer.
• Transportation by Air Approved: Compliant with regulations for safe air transport, suitable for various applications.
• Ideal for Heavy Duty Applications: Engineered for frequently used electrical systems, ensuring consistent power delivery.

Specifications

• Nominal Voltage: 12.0 VDC, providing stable energy output for a variety of applications.
• Nominal Capacity: 180 Ah (C20 rating), ensuring reliable energy delivery over extended periods.
• Dimensions: 530 x 209 x 214 mm (20.9" x 8.2" x 8.4"), offering a compact yet powerful solution.
• Weight: Approximately 53.0 kg (116.9 lb), combining sturdy construction with manageable weight.
• Terminal Type: M8 stainless steel terminals for secure connections and reliable performance.
• Number of Cells: 6 cells, providing consistent power output and efficiency.

Charge / Discharge Parameters

The Whisper Power GEL Battery is optimized for excellent performance during both charging and discharging:

• Constant Voltage Charging (IU, float): 13.60 to 13.80 VDC @ 25°C, maintaining stable voltage to enhance battery longevity.
• Cyclic Charging (IUU, absorption): 14.25 to 14.60 VDC @ 25°C, maximizing energy retention for extended use.
• Recommended Charging Current Limit: Up to 36.0 A, ensuring efficient charging without damaging the battery.
• Temperature Cut-Off Ratio: 4 mV/cell/°C, ensuring stable performance across varying temperatures.
• Discharge Cut-Off Voltage (100% Depth of Discharge):
  • 1.75 VDC @ (A) ≤ 0.2 C
  • 1.70 VDC @ 0.2 C (A) ≤ 1.0 C
  • 1.65 VDC @ (A) ≥ 1.0 C

Rated Capacity @ 25°C

This battery excels under rated conditions:

• 20 Hours Discharge: 180.0 Ah, ensuring reliable power for extended usage.
• 10 Hours Discharge: 169.0 Ah, suitable for moderate power requirements.
• 5 Hours Discharge: 146.0 Ah, effective for high-demand applications.
• Peukert Coefficient: 1.21 < P < 1.24, allowing for efficient energy use during discharge cycles.
• Time Reserve at 25 Amps Discharge: 341 minutes, reflecting the battery's endurance under load.
• Self Discharge: Less than 3% per month at 25°C, ideal for long-term storage solutions.
• Storage Time: GEL batteries can be stored for up to 6 months at 25°C; charging is recommended before use for optimal performance.

Battery Parameters

The Whisper Power GEL Battery is equipped with exceptional performance features:

• Cranking Amps @ 25°C (5 seconds): 1800 A, providing strong starting capabilities for demanding applications.
• Cycle Life at 80% Depth of Discharge: 600 cycles, ensuring long-lasting performance even under heavy use.
• Internal Resistance (Approx.): 6.0 mΩ, contributing to efficient energy transfer and minimal power loss.

Conclusion

The Whisper Power 40290072 GEL Battery 12 V - 180 Ah is the perfect choice for anyone seeking a reliable, maintenance-free battery designed for heavy-duty and frequently used electrical systems. With its advanced design, exceptional performance characteristics, and long lifespan, this battery represents a solid investment for a variety of applications, ensuring you have the power needed whenever required.