Sealed lead acid rechargeable battery 4v 300mAh/4v 0.3Ah

  Specifiation Model:  4v 300mAh battery Brand:Seawill Dimension: 25.5*19.7*48 mm Weight:42g   Sealed lead acid rechargeable battery 4v 300mAh/4v 0.3Ah Seawill sealed lead acid battery design with AGM technology,high performance plates and electrolyte to gain extra power output for common power backup system.   1)Features: 10 years design life @25°C Wide operating temperature range of 15~50°C Over 99% Oxygen combination Special additive paste for deep discharge and charge acceptance Balanced design for both float and cyclic condition Low self discharge and perfect deep discharge character   2)Constructions Positive plates – Pb-Ca-Sn alloy Negative plates – Balanced lead-calcium grids for improved recombination efficiency Separators – Advanced AGM separators for high pressure cell design Electrolyte – dilute high purity sulphuric acid Battery container and Cover - ABS Pillar seal –100% factory tested, proven two layers epoxy resin seal Relief valve – complete with integrated flame arrestor     3)Applications Alarm and security systems Control centre Emergency lights Medical Equipment Telecommunications UPS Electric mosquito swatter        Charge & handling Charging and Handling Precautions for Seawill VRLA Batteries as Following.   Never charge the battery in a sealed container. Never disassemble the battery. Never short-circuit battery terminals. Never incinerate batteries, for they may explode. Do not press and/or bend the terminals, or overheat them. Do not mix old and new batteries together, neither use batteries of different types or brands. Do not dispose of with household waste. Be sure to use the specified charger for battery, and follow the charging instructions correctly. Be sure to charge the batteries between the temperatures0oC/32oF to 45oC/113oF. Be sure to position batteries securely, protecting them from abnormal shocks and /or vibration. Be sure to keep sufficient space between batteries for ventilation (where possible>10mm). Be sure to install batteries in a cool and well ventilated place. The surrounding temperature must remain between-20oC/4oFto 40oC/104oF during storage. Recharge the batteries at least every 6 months during storage.       Be sure to consult Seawill engineers any time you are to use Seawill VRLA batteries for your products, or preparing your technical specifications of Seawill VRLA batteries   Production line       Packaging & Shipping           FAQ 1.Who are we? We are a professional battery manufacturer in China who has been working in the battery industry for over 12 years.   2.Why choose us? High and stable Quality Resonalbe price Professional Service Our mission: Customer's benefit is always the first concern in our company   3.What's the MOQ? Different model, MOQ is different, so pls kindly check with our sales for the further information.   4.How to start the order? Send your inquiry→Quotation→Arrange the deposit→Production→Send the pictures of finished batteries→Arrange balance→Delivery(by air/by sea)   6.Payment Term? By TT usually, 30% deposit prepay,70% balance before the shipment.   7.Lead time? 20-25 days after receive deposit.   Certifications         Related Products