Deep Recycle 2V Gel AGM Lithium Battery For Telecom & Energy Storage
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Deep-Recycle 2V Gel Battery for Telecom & Energy Storage
The SOETECK SY-VRLA Series 2V Gel Battery delivers ultra-high capacity, prolonged cycle life and exceptional reliability. As an advanced upgrade to traditional 2V flooded lead-acid batteries, it is expertly optimized for seamless series and parallel assembly into high-voltage (48V/110V/220V) power systems, effectively fulfilling the rigorous power requirements of large UPS systems, utility-scale solar and wind energy storage, and telecom central office power supply setups. Featuring heavy-duty lead-calcium-tin alloy grids and high-density gel electrolyte, it delivers a superior deep-cycle lifespan of up to 1200 cycles (80% DOD) and stable operation even in harsh temperature conditions from -10°C to 50°C. Combined with an ultra-low self-discharge rate (<1%/month at 25°C) and a hassle-free maintenance-free sealed design, it provides a cost-effective, durable power solution that delivers lasting value for industrial-scale energy storage and high-power critical backup power needs. Product Family
Product FeaturesUltra-High Capacity & Extended Cycle LifeAvailable in capacities from 200Ah to 3000Ah, tailored for large-scale energy storage systems. Adopts heavy-duty lead-calcium-tin alloy grids and high-density gel electrolyte, achieving 1200 cycles at 80% DOD (2x longer than standard 2V flooded batteries) and retaining ≥80% capacity after 8 years of float charging at 25°C, minimizing replacement frequency for industrial applications. High Deep-Discharge Resistance & Low Self-DischargeWithstands repeated deep discharge (100% DOD) without permanent capacity loss, ideal for cyclic energy storage scenarios (solar/wind off-grid). Ultra-low self-discharge rate (<1%/month at 25°C) ensures stable performance even after 6 months of idle storage, reducing maintenance costs for remote telecom base stations and off-grid power systems. FEATURED serieS OF Power Distribution SOLUTIONSFocus on the core power delivery demands of high-density data center deployments, where our full range of premium products leverages advanced technological advantages to reliably safeguard continuous, efficient, and stable operation. Reliable & Cost-Effective Basic PDUsRobust rack-mount power distribution featuring 2.00mm thick profiles and high-purity red copper bars. Ensures low temperature rise (<3°C) and superior structural stability for general IT equipment. Customized / 0U Vertical Functional PDUsTailored for high-density environments with customized vertical 0U installation. Features high-power air circuit breakers and hot-swappable modules to support flexible and safe power expansion. Networked / Monitored Smart PDUsAdvanced Smart-K series for remote management. Monitors voltage, current, and energy in real-time while integrating environmental sensors (temp/humidity) to optimize PUE and ensure mission-critical uptime. Intelligent / Centralized Precision PDCsIntelligent Power Distribution Cabinets designed for modular data centers. Integrates precision circuit monitoring, isolation transformers, and smart management for central power control and safety. APPLICATIONSFrom remote outdoor fields to high-density AI computing centers, our prefabricated and modular designed data center solutions deliver rapid deployment and optimal PUE across diverse industries. FAQ1. What is the key difference between 2V Gel battery and 12V Gel battery?The 2V Gel battery is designed for large-scale, high-power applications (capacity 200Ah-3000Ah), optimized for series/parallel into
high-voltage systems (48V/110V/220V) for industrial UPS,
utility-scale energy storage, and telecom central offices. The 12V
version is for small-to-medium power scenarios (7Ah-200Ah) like
small UPS, emergency lighting, and RV power. 2V models have longer
cycle life (1200 vs. 500 cycles at 80% DOD) and lower
self-discharge (<1% vs. <2%/month), but require dedicated
battery room installation due to larger size/weight. 2. What is the cycle life and service life of 2V Gel battery?At 80% Depth of Discharge (DOD), cycle life is 1200 cycles (retains ≥80% capacity); at 50% DOD (typical float charge use),
cycle life extends to 2000+ cycles. Under normal operating
conditions (25°C, float charge voltage 2.25-2.27V/cell), the
service life is 8-10 years (2-3 years longer than standard 2V flooded lead-acid batteries).
At 35°C, service life reduces to 5-6 years due to accelerated grid
corrosion. 3. What are the charging requirements for 2V Gel battery banks?For 2V Gel battery banks: (1) Float charge voltage: 2.25-2.27V/cell (25°C); (2) Cycle charge voltage: 2.30-2.35V/cell (25°C); (3) Charging current ≤0.1C (e.g., 20A for 200Ah battery).
Temperature compensation: -5mV/°C per cell (e.g., 2.20V/cell float
charge at 35°C). Use industrial-grade CC-CV chargers with gel
battery profile; avoid overcharging (voltage >2.40V/cell) to
prevent electrolyte dehydration and capacity loss. 4. How to connect 2V Gel batteries into high-voltage systems?To build high-voltage systems: (1) Series connection: For 48V
system, connect 24 cells in series (2V×24=48V); for 110V system, 55
cells (2V×55=110V); for 220V system, 110 cells (2V×110=220V). (2)
Parallel connection: Max 4 strings in parallel for capacity
expansion (e.g., 4×200Ah strings = 800Ah total capacity). Ensure
all batteries are same model/batch, voltage difference <0.05V
before connection, and use copper busbars for low-resistance
connection to avoid uneven charging/discharging. 5. What are the installation and maintenance precautions for 2V Gel batteries?Installation: (1) Install in well-ventilated battery room
(temperature 10-30°C, humidity 40-70%); (2) Floor-mounted with
anti-slip pads, minimum 10cm spacing between batteries for heat
dissipation; (3) Use insulated copper cables (cross-section ≥25mm²
for 200Ah batteries) to connect terminals. Maintenance: (1) Inspect
terminal tightness every 3 months (torque 10-15 N·m); (2) Clean
surface dust with dry cloth (no water/chemical cleaners); (3)
Monitor battery room temperature and BMS data monthly; no
watering/electrolyte checks required (maintenance-free). 6. What applications are 2V Gel batteries suitable for?2V Gel batteries are ideal for industrial-scale critical power scenarios: (1) Large UPS systems (data center/industrial UPS with 100kVA+
capacity); (2) Utility-scale solar/wind energy storage
(off-grid/hybrid power plants); (3) Telecom central office power
supplies (48V/220V backup systems); (4) Grid peak shaving/valley
filling energy storage; (5) Marine/shipboard power systems
(low-maintenance, leak-proof design). They are not recommended for
small portable power applications due to large size/weight. Have more questions about our Liquid Cooling Solutions?Contact Us Now
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