Drom Power 12V 9AH Lead Acid Battery

Drom Power 12V 9AH Lead Acid Battery

The Drom Power 12V 9AH Lead Acid Battery provides increased energy storage capacity for applications requiring longer runtime and higher power demands. This advanced sealed lead-acid battery incorporates valve-regulated technology to deliver reliable performance across critical backup power systems and portable equipment applications.

Enhanced Capacity and Energy Density

Core Specifications:

• Nominal voltage: 12 volts DC
• Capacity: 9 ampere-hours (20-hour discharge rate)
• Battery chemistry: Valve-regulated lead-acid (VRLA)
• Technology: Absorbed glass mat (AGM) construction
• Terminal configuration: F2 spade or bolt terminals
• Service life: 3-5 years in float applications

The Drom Power 12V 9AH Lead Acid Battery delivers 28% more energy storage compared to standard 7AH models, extending operational runtime for mission-critical equipment. This increased capacity proves essential for applications requiring sustained power delivery during extended outages or portable operation periods.

Discharge Characteristics and Runtime Performance

The 9AH capacity rating enables extended operation across various load conditions while maintaining stable voltage output throughout the discharge cycle. Performance testing confirms consistent energy delivery across multiple discharge rates.

Discharge Performance Data:

• 20-hour rate: 9.0AH to 10.5V endpoint
• 10-hour rate: 8.7AH sustained capacity
• 5-hour rate: 8.1AH delivery capability
• 3-hour rate: 7.4AH output capacity
• 1-hour rate: 6.2AH high-rate performance
• Recovery efficiency: 95% after partial discharge

Physical Design and Installation Requirements

The Drom Power 12V 9AH Lead Acid Battery maintains a compact footprint while accommodating the increased energy storage capacity through optimized internal design and advanced plate technology.

Dimensional Specifications:

• Length: 151mm (5.94 inches)
• Width: 65mm (2.56 inches)
• Height: 101mm (3.98 inches)
• Weight: 2.8kg (6.17 pounds)
• Case construction: Flame-retardant ABS plastic
• Installation flexibility: Any orientation except inverted

Professional Application Requirements

The enhanced 9AH capacity makes this battery particularly suitable for demanding applications where extended runtime or higher current draw requirements exceed standard 7AH capabilities:

Specialized Applications:

• Extended runtime UPS systems (desktop computers, network equipment)
• High-current security camera systems with night vision
• Emergency lighting for larger coverage areas
• Medical equipment requiring extended backup operation
• Telecommunications equipment with higher power consumption
• Access control systems with multiple readers
• Fire safety systems with enhanced detection capabilities
• Portable professional equipment and instrumentation
• Electric fence energizers for perimeter security

Advanced Charging Protocols and Battery Management

The Drom Power 12V 9AH Lead Acid Battery requires optimized charging parameters to accommodate the increased capacity while maintaining optimal cycle life and performance characteristics.

Charging Requirements:

• Float voltage: 13.6V – 13.8V at 25°C ambient
• Equalization voltage: 14.4V – 14.7V for cycle service
• Maximum charge current: 2.7A (0.3C rate)
• Bulk charge termination: 14.1V sustained
• Temperature compensation: -18mV/°C float adjustment
• Full charge time: 8-10 hours from complete discharge

Cycle Life and Durability Performance

Laboratory testing demonstrates the Drom Power 12V 9AH Lead Acid Battery’s ability to withstand repeated charge-discharge cycles while maintaining capacity retention suitable for both standby and cyclic applications.

Longevity Characteristics:

• Float service life: 3-5 years at 25°C
• Cycle performance: 400-600 cycles at 50% depth of discharge
• Deep discharge recovery: Maintains 80% capacity after 300 cycles
• Calendar life: 5-8 years with proper maintenance
• Capacity retention: 90% after 12 months storage
• Self-discharge rate: <3% per month at 25°C

Safety Engineering and Protection Systems

The sealed construction of the Drom Power 12V 9AH Lead Acid Battery incorporates multiple safety mechanisms to prevent hazardous conditions during normal operation and fault scenarios.

Integrated Safety Features:

• Pressure relief valve system prevents case rupture
• Flame-retardant housing materials meet UL 94 V-0 rating
• Spill-proof design eliminates electrolyte leakage risk
• Thermal management prevents overheating conditions
• Gas recombination technology minimizes hydrogen emission
• Short-circuit protection through internal resistance design

Environmental Performance and Operating Conditions

The Drom Power 12V 9AH Lead Acid Battery operates reliably across challenging environmental conditions while maintaining performance specifications throughout its operational temperature range.

Environmental Specifications:

• Operating temperature: -15°C to +50°C
• Storage temperature: -20°C to +60°C
• Humidity tolerance: 5% to 95% non-condensing
• Altitude operation: Up to 3,000 meters
• Vibration resistance: 0.7g acceleration, 10-55Hz
• Shock tolerance: 15g impact resistance