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  • Comprehensive Safety Protection
    Comprehensive Safety Protection
    Vision ensures system reliability with high-safety materials, multi-layer module protection, and stable control systems.
  • All-Temperature Monitoring
    All-Temperature Monitoring
    Real-time thermal monitoring with early warnings and preventive actions to avoid safety incidents.
  • Full Lifecycle Monitoring
    Full Lifecycle Monitoring
    Battery Management System (BMS) continuously tracks and reports battery status, enhancing overall system safety.
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    Integrated Power
    Compact structure, smaller footprint, easy installation to meet fast deployment needs.
  • Modular Design
    Modular Design
    Flexible expansion and maintenance, reducing system failure risks and improving O&M efficiency.
  • High Integration
    High Integration
    Combines power supply, monitoring, and cooling functions, simplifying system setup and enhancing overall reliability.
  • Intelligent
    Intelligent
    Supports remote monitoring and smart alerts for full lifecycle power system management.
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  • Smart Management Module with Real-Time Monitoring
    Smart Management Module with Real-Time Monitoring
    Built-in BMS enables real-time battery status tracking and early fault prevention.
  • High Safety & Wide Temperature Adaptability
    High Safety & Wide Temperature Adaptability
    Stable performance under extreme conditions ensures equipment safety.
  • Reusable & Pollution-Free
    Reusable & Pollution-Free
    Eco-friendly design supports sustainability with recyclable materials.
  • Long Cycle Life
    Long Cycle Life
    Durable and reliable for frequent, long-term use, reducing replacement costs.
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    Safe & Reliable
    Long battery lifespan design with full-lifecycle diagnostics ensures stable operation
  • Smart & Efficient
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    Real-time precise thermal control minimizes cell temperature differences, enhancing lifespan
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Product CenterLead-acid BatteriesLong-Life FM Series Lead-Acid Battery
Long-Life FM Series Lead-Acid Battery6-12V
Long-Life FM Series Lead-Acid Battery6-12V

Long-Life FM Series Lead-Acid Battery

  • Overview:
    The FM Series adopts proven and reliable sealing technology, with electrolyte absorbed in ultra-fine AGM (Absorbent Glass Mat) separators. This design ensures maintenance-free operation, high safety, and excellent electrochemical performance. With medium to large capacities ranging from 33Ah to 250Ah, the FM Series is widely used in backup power systems, energy storage solutions, and motive power applications.
  • Application Scenarios:
    Telecom and power equipment
    Large-scale UPS systems and core data rooms
    Medical equipment and medical support systems
    Industrial equipment and marine systems
    Security systems and emergency lighting
    Solar and wind energy systems

Battery Quick Facts

  • Battery Type
    Battery Type
    Lead-Acid Battery
  • Nominal Voltage (V)
    Nominal Voltage (V)
    6-12V
  • Nominal Capacity (Ah)
    Nominal Capacity (Ah)
    33-225 Ah
  • Design Life
    Design Life
    10 years
  • Qualifications and Certifications
    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.

Industry Applications

Specification

Model Nominal Voltage（V） Nominal Capacity（AH) Size（mm）Length*Width*Height Weight（KG） Terminal Type
3FM180D-X  6 180 306*168*220 28.6 F12
3FM200-X  6 200 240*185*275  32.5 F12
3FM225D 6 225 320*176*225  30.5 F16
6FM33-X 12 33 195*130*155  11 F11
6FM40-X 12 40 197.5*165.5*170  14.7 F11
6FM45-X 12 45 197.5*165.5*170  14.6 F11
6FM55D-X 12 55（20hr） 239*132*205  17.3 F11
6FM55-X 12 55 239*132*205   17.3 F11
6FM60-X 12 60 258*166*206  24 F11
6FM65-X  12 65 350*167*179  23.4 F11
6FM75TE 12 75 258*168*211  21.2 F50
6FM80-X 12 80 350*167*179   22.5 F11
6FM90T-X 12 90 306*169*210  28 F21
6FM100D 12 100(20hr) 330*171*214  32 F5
6FM100E-X  12 100 330*171*214  29 F11/F12
6FM100-X  12 100 330*171*214  32 F11/F12
6FM100RY-X  12 100 339*173*214.5  28 F11/F12
6FM120E-X 12 120 410*176*224  33.5 F12
6FM120-X  12 120 410*176*224  38 F12
6FM134-X 12 134 341*173*283  40 F15
6FM150-X  12 150 482*170*240  48.4 F12
6FM175-X  12 175 530*209*215  55.5 F12
6FM200SE-X  12 200 522*238*218  59.1 F10
6FM200-X 12 200 522*238*218 65 F12
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