ShenZhen ManLi Technology Co., LTD.
                                                                                                           
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Backup 12V Nicd Battery Packs 2/3AA 350mAh Nicd Nickel Cadmium Battery For Backup Power Systems

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Product Description

Backup Nicd Battery Packs 12V  2/3AA 350mAh

 

 Features

  1. Compact Size: 2/3AA cell format provides space-efficient 12V configuration.
  2. High Reliability: NiCd chemistry ensures stable performance in backup applications.

  3. Wide Temperature Range: Operates from -20°C to 60°C.

  4. Long Cycle Life: 500+ cycles with proper maintenance.

  5. Memory Effect Resistance: Minimal capacity reduction with partial cycling.

  6. Quick Recharge: Supports 2-3 hour fast charging.

  7. Overcharge Tolerance: Withstands occasional overcharge conditions.

 

 

Specification
 

Dimension

14.5*29mm   (Diameter*Height)

Voltage

12V

Capacity

350mAh

Inner resistance

<30

Discharge cut-off voltage

 1.0V

Maximum Charge voltage

 1.4V

Standard charge current

0.1C for 16 hours

Rapid charge current

0.5C for 2.5 hours

Trickle charge current

45-75mA

Standard discharge current

0.2C

Weight

 20g

Working teerature

Charge:0-45 degree

Discharge:-20-50 degree

Self-Discharge Rate

15-20% per month (at 20°C)

Cycle life

500-800 cycles 

 

Applications

  • Backup Power Systems: Memory backup for industrial controls.
  • Emergency Lighting: Exit signs and emergency indicators.

  • Security Systems: Alarm panel backup power.

  • Medical Devices: Portable medical equipment backup.

  • Telecommunications: Network equipment backup.

  • Consumer Electronics: Backup power for electronic devices.

 

Warnings & Precautions

Charging 

  • Use only NiCd-specific chargers with proper voltage/current regulation.
  • Never exceed maximum charge voltage of 15.0V.

  • Avoid charging at temperatures below 0°C or above 45°C.

  • Ensure proper ventilation during charging.

 

Discharging 

  • Avoid deep discharge below 10.0V (pack voltage).
  • Do not short-circuit terminals.

  • Monitor battery temperature during high-rate discharge.

  • Replace battery when capacity drops below 80% of original.

 

Storage & Handling

  • Store at room temperature (20°C) with 40-50% charge state.
  • Avoid storage in fully charged or fully discharged state.

  • Keep away from direct sunlight and heat sources.

  • Store in dry conditions to prevent terminal corrosion.

  • Implement regular rotation for backup applications.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company ShenZhen ManLi Technology Co., LTD.
Location No. 202, Building H, 30 Qi Xin Road, Wuliang Community, Longgang Street, Longgang District, Shenzhen City, Guangdong Province, China
Contact Person Sherry Zhang

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