Lead Acid Battery 12V120ah AGM Maintenance Free Solar Power Storage Battery

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Product Description

Basic Information

Model NO.
ML12-120
Nominal Voltage
12V
Capacity
120Ah
Weight
36.5 Kg
Shape
Square Battery
Electrolyte
Acid
Terminal
T5 or F7
Sealed Type
Sealed

Product Description

High Performance 12V 120Ah Maintenance-Free Solar Power Storage Battery

This ML series battery is a 12V valve-regulated maintenance-free energy storage battery that adopts advanced adsorption glass fiber cotton (AGM) sealing technology. Relying on high-purity lead material and precise production processes, the battery has lower internal resistance and stable discharge performance.

Fully sealed flame-retardant shell for extreme safety.
Shock-resistant and jolt-resistant design suitable for various environments.
Outstanding deep discharge recovery performance.
AGM Maintenance Free Solar Power Storage Battery

Technical Parameters

Nominal Voltage 12V (6 cells) Operating Temp. Range Discharge: -15~50°C
Nominal Capacity 120AH (10hr, 1.80V/cell) Internal Resistance Approx 4.8mΩ
Max Discharge Current 1200A (5S) Container Material ABS (V0 Flame retardant available)
Product Parameters Chart
Performance Curves

Core Advantages

10 years designed life at 25ºC standard conditions
99.996% Pure lead raw material
Low Self Discharge ≤3% per month
Wide Operating Temp Range (-15°C to +50°C)
Completely Maintenance-Free
High sealed reaction efficiency ≥99%

Main Applications

Telecommunication control equipment
Solar and wind powered systems
Emergency lighting and alarm systems
Uninterruptible power supplies (UPS)
Marine and medical equipment
Power generation plants

Similar Products

Gel Battery 120Ah
Lead Acid Solar Gel Battery
Deep Cycle Battery

Detailed Photos

Battery Detail 1
Battery Detail 2
Battery Detail 3
Battery Detail 4
Battery Detail 5

Manufacturing Excellence

With over 20 years of production experience, we operate advanced manufacturing facilities covering 70,000 square meters. Our process includes professional plate making using high-quality lead from key production areas, ensuring stable and reliable supply.

Production Facility
Factory Assembly

Certifications

Certifications ISO CE IEC

Our products are approved by ISO9001, ISO14001, and have obtained CE, IEC, VDS, and RISTI certificates, ensuring international quality standards.

Frequently Asked Questions

1. What is the design life of this battery? The battery is designed with a 10-year service life under standard 25ºC using conditions.
2. Is this battery truly maintenance-free? Yes, it uses VRLA AGM technology, which means no water replenishment is needed throughout its life cycle.
3. Can the battery be stored for long periods? It has a low self-discharge rate (≤3% per month) and can be stored for up to 6 months at 25°C before requiring a freshening charge.
4. What are the recommended temperature limits? The discharge operating range is -15°C to +50°C, and the charge range is 0°C to 40°C.
5. What is the warranty period for this model? We provide a 1.5-year warranty. If a battery fails due to factory defects during this period, a replacement will be provided.
6. How should I prevent battery damage during non-use? Avoid heat sources and direct sunlight. If not in use, perform an additional charge every three months to prevent irreversible sulfating.

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