Product Description
The HD Series is a maintenance-free deep cycle gel battery with a 15-20 year design life in float service. It offers 30% more life than standard gel batteries and 50% more than regular lead-acid AGM batteries. Using deep cycle design, 4BS lead paste technology, and high-quality nano silica gel electrolyte, it is an ideal choice for backup and frequent cycle discharge applications in extreme hot and cold environments.
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Long Cycle Life: Designed life is over 15 years.
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Wide Temperature Range: Operates from -30ºC to 60ºC.
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High Purity: Lead-tin alloy reduces self-discharge rate.
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Enhanced Stability: Heat sealing technique used for better tightness.
Frequently Asked Questions
Are you a professional battery manufacturer?
Yes, we are a professional manufacturer with over 17 years of experience. We produce our own lead plates to ensure high-quality standards.
What is the typical delivery time?
Delivery usually takes 7 days for stock items, around 20 days for partial containers, and 30 days for full 20ft containers.
Can your batteries be delivered by sea and air?
Yes, our batteries are certified with MSDS and safety reports for both sea and air transport as non-dangerous goods.
How do you control the quality of the batteries?
We follow the ISO 9001 system, including Incoming Quality Control (IQC), Production Quality Control (PQC), and Outgoing Quality Control (OQC) to ensure zero defects.
What is the shelf life of your VRLA batteries?
They have a self-discharge rate of less than 3% per month at 25°C. We recommend recharging every 6 months if stored at this temperature.
What is your warranty policy?
Warranty periods depend on battery capacity and usage conditions. If a manufacturing defect occurs, we provide replacements in the next shipment.
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