LD Series Lithium-Ion Battery Pack Solutions for Professional Security Applications
Comparative Technical Specifications
| Model | LD18650-6S1P | LD18650-4S2P | LD14500-6S1P | LD21700-4S1P |
|---|---|---|---|---|
| Configuration | 6S1P | 4S2P | 6S1P | 4S1P |
| Nominal Voltage | 21.6V | 14.8V | 21.6V | 14.8V |
| Capacity (mAh) | 2,600 | 3,500 | 1,800 | 3,000 |
| Energy (Wh) | 56.16 | 50.4 | 38.88 | 44.4 |
| Max Continuous Load | 5A | 6A | 3A | 8A |
| Dimensions (L×W×H) | 70×58×40mm | 65×50×35mm | 63×45×35mm | 72×55×38mm |
| Cycle Life | 500 cycles | 500 cycles | 500 cycles | 600 cycles |
| Protection Features | OCP/OVP/SCP | OCP/OVP | OVP/SCP | Full Protection Suite |
| Operating Temp | -20°C~60°C | -10°C~50°C | 0°C~45°C | -30°C~60°C |
| Warranty Period | 12 months | 12 months | 12 months | 12 months |
(OCP=Over-current Protection, OVP=Over-voltage Protection, SCP=Short-circuit Protection)
LD18650-6S1P Battery Pack: Reliable Power for Critical Security Systems
I. Core Technical Features
- Optimized Cell Configuration
- 6-series arrangement delivers stable 21.6V nominal voltage
- High-grade NMC cells with ±1% capacity matching
- 93% energy conversion efficiency at rated load
- Precision Protection System
- Tri-level safety cutoff:
- Over-charge protection @25.5V (±0.2V)
- Over-discharge cutoff @18.0V (±0.3V)
- Instant short-circuit response (<0.15s)
- Automatic cell balancing (passive equalization)
- Tri-level safety cutoff:
- Mechanical Design
- Impact-resistant ABS enclosure (UL94 V-0 rated)
- IP54-rated dust/water resistance
- Pre-installed mounting brackets with M4 threading
II. Performance Validation
- Verified through 150+ test protocols including:
• 72hr cycle simulation (-20°C cold start)
• 48hr continuous discharge @5A load
• 1,000 vibration cycles (5-500Hz random vibration) - Compliant with:
• IEC 62133-2:2017 (safety standard)
• UN 38.3 (transportation requirements)
• RoHS/REACH (environmental directives)
III. Competitive Advantages
| Metric | LD18650-6S1P | Industry Average | Improvement |
|---|---|---|---|
| Cycle Retention @500 | 82% capacity | 75% capacity | +9.3% |
| Self-discharge Rate | <3%/month | 5%-8%/month | 40% lower |
| Recovery After Deep Discharge | 91% recovery | 65-80% recovery | 15% better |
IV. Application-Specific Engineering
- Pre-configured for 24V security panels via step-down converter
- Optional wire harnesses:
• JST-XH (for PCB direct connection)
• Faston 250 (for industrial terminals) - Customizable label printing for OEM integration
V. Extended Product Line
- LD18650-4S2P: Higher capacity (3,500mAh) for 12-14V CCTV systems
- LD21700-4S1P: Enhanced cold-weather performance (−20°C operation)
Lan Dazzle Service Commitments
- Certified Manufacturing
- ISO 9001:2015 quality management system
- Batch-level traceability with laser-etched QR codes
- Technical Support
- Free integration guidance documents
- 12-month defect replacement warranty
- Lifetime technical consultation (Monday-Friday 9:00-17:30 CST)
- Sustainable Practices
- Mercury/lead-free production process
- Certified battery recycling program
Implementation Guidelines
- Installation: Requires minimum 5mm clearance on all sides
- Storage: Maintain 30-50% charge if unused >3 months
- Replacement Indicator: Capacity drops below 70% of initial rating
Ordering Information
- Standard lead time: 15-20 business days
- MOQ: 500 units (custom solutions), 100 units (standard models)
- Customization options: Connector types, label designs, packaging
