Whisper Power 40290033 - AGM Battery 12 V - 165 Ah

Whisper Power 40290033 - AGM Battery 12 V - 165 Ah

The Whisper Power 40290033 - AGM Battery 12 V - 165 Ah is an economical and maintenance-free power solution designed for long-lasting performance. Utilizing advanced VRLA (Valve Regulated Lead Acid) technology, this battery requires minimal ventilation, can be installed in any position, and is completely maintenance-free. With a robust capacity of 165 amp-hours at 12 volts, it is suitable for medium-sized inverters and serves as a reliable power source for entire DC installations, including powering pumps and winches.

Key Features

• High Capacity: The battery offers a rated capacity of 165 Ah, ensuring ample power for a variety of applications.
• Versatile Applications: Ideal for marine, mobile, and solar energy systems, this battery can also function effectively as a starter battery.
• Maintenance-Free Operation: The sealed design eliminates the need for maintenance, making it a convenient choice for users.
• Durable Performance: Capable of supporting a maximum charge current of 40 to 50% of its nominal capacity, ensuring reliable operation during heavy loads.
• Long Lifespan: With a cyclic life of up to 400 cycles at 80% discharge, this battery is built for longevity and consistent performance.

Technical Specifications

Dimensions: 483 x 170 x 240 mm (19" x 6.7" x 9.5")

Weight: ± 47.0 kg (103.6 lbs)

Nominal Capacity: 165 Ah

Nominal Voltage: 12.0 VDC

Terminal Type: M8 RVS

Number of Cells: 6

Charge / Discharge Parameters

Constant Charge Voltage: 13.60 to 13.80 VDC at 25°C

Cyclic Charge Voltage: 14.25 to 14.60 VDC at 25°C

Discharge Voltage: 1.75 VDC at (A) ≤ 0.2°C; 1.70 VDC at 0.2°C (A) ≤ 1.0°C

Full Discharge (100% DOD): 1.65 VDC at (A) ≥ 1.0°C

Nominal Capacity at 25°C

20 Hours of Discharge: 165.0 Ah

10 Hours of Discharge: 157.0 Ah

5 Hours of Discharge: 134.0 Ah

Self Discharge: Less than 3% per month at 25°C

Storage Time: Can be stored for up to 6 months at 25°C; charging before use is recommended.

Battery Parameters

Inrush Current at 25°C (5s): 1650 A

Internal Resistance: Approximately 3.8 mΩ

Conclusion

The Whisper Power 40290033 - AGM Battery 12 V - 165 Ah is an excellent choice for those seeking a reliable and efficient energy source. With its advanced technology, maintenance-free operation, and versatility, it is perfect for a wide range of applications, including marine, mobile, and solar systems. This AGM battery guarantees dependable performance and longevity, making it an essential component for your power needs.