Red Battery 12 v 40 ah

Red Battery 12V 40Ah Maintenance-Free Dry Cell Battery

The Red Battery 12V 40Ah battery is a maintenance-free dry-type battery featuring VRLA (Valve Regulated Lead Acid) technology, developed for professional applications requiring high capacity. Offering a nominal voltage of 12 volts and a capacity of 40Ah, this model provides reliable power for UPS systems, solar energy solutions, telecommunications infrastructure, emergency systems, and industrial power applications.

With a low internal resistance of approximately 9 mΩ, it delivers stable performance in loads requiring high current. It provides powerful support for sudden current demands with a maximum discharge capacity of 400A for 5 seconds. Its robust construction and leak-proof design ensure safe, long-lasting and stable operating performance.

Technical Specifications

• Nominal Voltage: 12V (6 cells)
• Capacity (10HR – 10.8V): 40Ah
• Capacity (3HR – 10.8V): 30Ah
• Capacity (1HR – 10.5V): 22Ah
• Terminal Types: T14
• Internal Resistance (25°C, fully charged): Approximately 9 mΩ
• Maximum Charging Current: 12A
• Maximum Discharge Current: 400A (5 seconds)
• Approximate Weight: 12.50 kg ±3%

Dimensions

• Length: 197 ±2 mm
• Width: 165 ±2 mm
• Height: 170 ±2 mm
• Total Height: 170 ±2 mm

Temperature Performance

The Red Battery 12V 40Ah battery is designed to deliver reliable performance in different environmental conditions.

• Capacity at 40°C: 102%
• Capacity at 25°C: 100%
• Capacity at 0°C: 85%
• Capacity at -15°C: 65%

The nominal operating temperature is 25°C ±3°C. The discharge operating range is between -15°C and +50°C, the charge range is between -10°C and +50°C, and the storage range is between -20°C and +50°C.

Charging Features

• Float Charge Voltage (25°C): 13.50 – 13.80V
• Temperature compensation: -18mV/°C/Block
• Cyclic Charge Voltage (25°C): 14.50 – 15.00V
• Temperature compensation: -30mV/°C/Block

Thanks to advanced charging parameters, it provides maximum efficiency in both continuously connected systems (float use) and applications requiring regular discharge-charge cycles.

Low Self-Discharge

• Remaining capacity after 3 months: 91%
• 6 months later remaining capacity: 82%
• 12 months later remaining capacity: 65%

Thanks to its low self-discharge rate, performance loss during long-term storage is minimal. This feature makes it suitable for use in backup power systems.

Areas of Use

• UPS (Uninterruptible Power Supplies)
• Solar energy systems
• Telecommunications infrastructure
• Emergency and fire alarm systems
• Industrial control panels
• Automation systems
• Medical devices
• Security and camera systems

Key Benefits

• Maintenance-free and leak-proof VRLA design
• High surge discharge capacity
• Low internal resistance with strong performance
• Long service life
• Stable operation over a wide temperature range
• Industrial-grade robust body construction

The Red Battery 12V 40Ah battery offers a professional solution for systems requiring high capacity and reliable power. It is the ideal choice for users seeking long-lasting, powerful and stable performance.