NEWS CENTER

Dedicated to providing professional fire emergency lighting products and centralized control fire emergency overall solutions for the modern construction industry

Choosing the Best Battery Type for Your Emergency Lighting: A Comprehensive Guide


Release time:

2024-10-19

Comparing Battery Types for Emergency Lighting

 

 

Understanding Battery Types for Emergency Lighting: Which is Right for Your Application?

Battery Type Cycle Life Self-Discharge Rate Temperature Tolerance Energy Density Discharge Efficiency Common Applications Advantages Disadvantages
Ni-Cd 500-1000 cycles High (10-20%/month) Moderate (up to 55°C) Moderate Moderate (~70%) Older emergency lighting Long lifespan, performs well in extreme conditions Environmental concerns (cadmium), high self-discharge
Ni-MH 500-1000 cycles Moderate (10-15%/month) Lower than Ni-Cd (50°C max) Moderate-High Moderate (~70%) Low-temp emergency systems More eco-friendly, higher capacity than Ni-Cd Less temperature tolerance, shorter lifespan
Lead-Acid 200-300 cycles Moderate (5-10%/month) Performs poorly in cold Low Low (~60%) UPS systems, short-term backup Low cost, high output power Bulky, short lifespan, heavy
LiFePO4 2000-3000 cycles Low (3-5%/month) High (up to 60°C) High High (~90%) Modern emergency lighting Long lifespan, high efficiency, eco-friendly Higher initial cost
Lithium-ion (NMC) 1000-2000 cycles Low (3-8%/month) Stable, but risks at extremes Very high High (~85-90%) Space-constrained systems High energy density, compact size, lightweight Sensitive to overcharging, higher cost

 

Additional Details:

  • Common Applications:
    • Ni-Cd: Older emergency systems with moderate energy needs.
    • Lead-Acid: Typically used in systems requiring short-term, high-power output (e.g., UPS).
    • LiFePO4 & Lithium-ion: Used in modern, energy-efficient emergency lighting where long lifecycle and compactness are priorities.

 

Additional Considerations:

  • Discharge Efficiency: LiFePO4 and Lithium-ion (NMC) outperform others with over 85% efficiency, making them ideal for applications requiring consistent long-term performance.
  • Energy Density: Lithium batteries (both LiFePO4 and Li-ion) offer higher energy density and compact designs, making them suitable for space-constrained environments.
  • Charging Efficiency: Lithium batteries also have superior charging efficiency, reducing maintenance and running costs over time.
  • Recycling and Environmental Impact: Ni-Cd requires special recycling due to cadmium toxicity, while LiFePO4 is considered more environmentally friendly.

When choosing a battery, factors like application environment, desired lifespan, maintenance costs, and environmental impact play a crucial role. For clients looking for long-term, high-performance solutions, LiFePO4 is often the best choice due to its superior cycle life and efficiency, especially in emergency lighting applications where consistent performance is critical.


JINYI(GUANGDONG CHINA)LIGHTING CO.,LTD

Add:

3/F, 4/F, 5/F, Building 12, Qifang Industrial Park, Tongyi Industrial Zone, Guzhen Town, Zhongshan City, Guangdong Province, China

Business License