6V4ah Lead Acid Battery 6V 4ah SLA, VRLA, AGM Sealed Battery Multipurpose Rechargeable Blue&Grey
Product Overview
WBDP GS640 belongs to our standard VRLA sealed lead-acid battery series. With dimensions 70*47*100mm and net weight 0.67kg, this compact 6V 4Ah maintenance-free battery adopts advanced absorption glass mat technology. It delivers stable, reliable standby & cyclic power for a wide range of small equipment, widely used in alarm systems, lighting, electric bikes, marine vessels, small UPS, automotive & auxiliary bus power supply.
Technical Specifications
- Model: GS640
- Rated Voltage & Capacity: 6V 4Ah (20hr rate)
- Dimension: 70 * 47 * 100 mm
- Net Weight: 0.67 kg
- Type: Valve Regulated Sealed Lead Acid Battery (VRLA AGM)
- Constant Voltage Charging (25℃):
Cycle use: 7.20–7.50V
Standby use: 6.75–6.90V
- Max Initial Charging Current: ≤1.2A
- Certifications: CE, Lead recycling compliant
Core Advantages
- Sealed Maintenance-Free DesignNo need regular water refilling; safe horizontal or vertical installation, low risk of acid leakage.
- Compact & Lightweight StructureSmall footprint and light weight, easy for cabinet mounting, portable equipment integration.
- Stable Discharge PerformanceFlat discharge curve, strong shock resistance, suitable for frequent short-time cyclic loads and long-term floating standby.
- Wide Temperature AdaptabilityWorks reliably for indoor & mild outdoor scenarios, ideal for security equipment and portable electrical devices.
- Low Self-Discharge RateLong shelf life, suitable for seasonal use of small electric vehicles and backup lighting systems.
- Universal Interchangeable SizeStandard industry dimensions, directly replaceable with mainstream 6V4Ah batteries for aftermarket maintenance.
Application Scenarios
Security alarm systems, emergency lighting, small UPS power supply, electric bicycles, toy vehicles, marine & boat auxiliary power, car & bus auxiliary backup power, portable instruments, garden equipment, solar small lighting systems.
