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130g Emergency Lighting Battery Ni Mh D4000mAh 3.6V for Security Systems
Product Details:
| Place of Origin: | China |
| Model Number: | D4000mAh 3.6V |
Payment & Shipping Terms:
| Minimum Order Quantity: | 1000PCS |
|---|---|
| Packaging Details: | Industrial Pakcage |
| Delivery Time: | 35 working days |
| Payment Terms: | L/C,T/T,Western Union |
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Detail Information |
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| Name: | Emergency Lighting Battery | Voltage: | 3.6V |
|---|---|---|---|
| Capacity: | 4000mAh | Weight: | 130g |
| Discharge Cut-off Voltage: | 3.0V (1.0V Per Cell) | Standard Charge: | 0.1C (400mA) For 14-16 Hours |
| Internal Resistance: | ≤15mΩ | Self-Discharge Rate: | 25-35% Per Month (at 20°C) |
| Cycle Life: | ≥500 Cycles | ||
| Highlight: | Emergency Lighting Battery D4000mAh,Emergency Lighting Battery Ni Mh,130g Emergency Lighting Battery |
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Product Description
Emergency Lighting Battery Nimh D4000mAh 3.6V
Features
- Environmentally Friendly: Cadmium-free chemistry, RoHS compliant.
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High Capacity: 4000mAh provides extended runtime for emergency systems.
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Low Memory Effect: Minimal capacity loss from partial cycling.
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Wide Temperature Range: Reliable performance in various environments.
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Float Charge Optimized: Designed for continuous standby operation.
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Maintenance-Free: Sealed construction, no watering required.
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Safety Enhanced: Lower risk of thermal runaway compared to Li-ion.
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Good Cycle Life: 500+ cycles with proper maintenance.
Specifications
|
Model |
D-D4000mAh 3.6V |
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Dimension |
33.0*61.8mm (Diameter*Height) |
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Voltage |
3.6V |
|
Capacity |
4000mAh |
|
Iedance |
<15 mΩ |
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Discharge cut-off voltage |
3.0V (1.0V per cell) |
|
Maximum Charge voltage |
1.4V |
|
Standard charge current |
0.1C (400mA) for 14-16 hours |
|
Weight |
130g |
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Working teerature |
Charge:0-40 degree |
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Discharge:-10-50 degree |
|
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Storage teerature |
minus 20 - 30 degree |
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Self-Discharge Rate |
25-35% per month (at 20°C) |
|
Cycle life |
500-1000cycles |
Application
- Emergency Lighting Systems: Exit signs, emergency luminaires
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LED Emergency Lights: High-capacity backup for LED fixtures
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Security Systems: Alarm panels, access control backup
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Emergency Exit Signs: Self-contained emergency signage
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Backup Power: UPS systems, medical equipment backup
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Portable Emergency Devices: Emergency lanterns, flashlights
Warnings & Precautions
Charging
- USE NiMH-SPECIFIC CHARGERS ONLY. Do not use NiCd or Li-ion chargers.
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Float Charge Voltage: Maintain 4.3V-4.5V for emergency lighting applications
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Temperature Monitoring: Charge between 0°C and 40°C only
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Avoid Overcharging: Use chargers with proper termination features
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Never charge at currents exceeding manufacturer's specifications
Operation & Maintenance
- Regular Testing: Perform monthly functional tests and annual duration tests
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Capacity Monitoring: Replace if runtime falls below required minimum
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Terminal Maintenance: Keep terminals clean and free from corrosion
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Ventilation: Ensure adequate ventilation around battery compartment
Storage & Handling
- Storage Conditions: Cool, dry environment (15°C-25°C ideal)
- Charge State: 40-50% capacity for long-term storage
- Recharge Frequency: Every 3-4 months during storage
- Handling: Avoid dropping or mechanical shock