FM Series Lead-Acid Battery Sealed Maintenance-Free Design for Backup Power and Energy Storage Systems

Battery Quick Facts

• 

  Battery Type

  Lead-Acid Battery

• 

  Nominal Voltage (V)

  6-12V

• 

  Nominal Capacity (Ah)

  33-225 Ah

• 

  Design Life

  10 years

• 

  Qualifications and Certifications

  TEL Certified (China Telecommunication Technology Labs)

Key Features

• Sealed, Maintenance-Free Design

  AGM (Absorbent Glass Mat) technology firmly holds the electrolyte in place, eliminating the need for water refilling and reducing maintenance effort.
• High-Safety Valve-Regulated Design

  Built-in safety valve controls internal pressure, with gas recombination efficiency up to 99%, effectively preventing leakage and explosion risks.
• Long Life for Float Service

  Specially designed for long-term float applications, ensuring reliable performance in telecom, power, and other critical systems.
• Ultra-Low Self-Discharge

  Minimal power loss during storage, ensuring long-term stability—ideal for backup power applications.
• Excellent Charge Acceptance

  Low internal resistance enables fast charging and high-power discharge, meeting emergency power demands.
• Durable ABS Housing

  Constructed with high-strength ABS casing, available in standard and flame-retardant versions to suit various installation and safety requirements.
• Wide Range of Models, Flexible Application

  Capacity options from 33Ah to 250Ah support multiple configurations and installation methods for diverse industrial needs.