• Shenzhen BAK Technology Co., Ltd.
    Kallista
    I'm going to keep this sweet & short! I have never experienced such excellent customer service with a out of country supplier. This company has gone far and beyond to meet the needs of their customers. Their response time with all my concerns were addressed immediately 100%within 1-24 hours and the shipping time was EXCELLENT!
Contact Person : Dong
Phone Number : +86 13828713564
Whatsapp : +8613828713564

BAKTH-874080PACK, 3.7V 3600mAh, 13.32Wh

Place of Origin China
Brand Name BAKTH
Certification UN38.3
Model Number BAKTH-874080PACK
Minimum Order Quantity 2PCS
Price US$6.79
Packaging Details Carton
Delivery Time 15~20days
Payment Terms T/T
Supply Ability 100000PCS/Month
Product Details
Voltage 3.7V Cut-off Voltage 11.2V
Discharging Temp 0℃~45℃ Charge Current 0.5C
Chargeable Yes Working Temperature 0℃ ~45℃
Capacity 3600mAh
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Product Description
Product Overview:
Housed in a slim, rectangular polymer pouch with approximate dimensions of ‌8.5 × 45 × 70 mm‌, the BAKTH-874080PACK is engineered for seamless integration into ‌compact, high-performance portable devices‌ such as ‌wireless VR controllers, professional-grade digital voice recorders, compact medical monitors, and premium Bluetooth earbuds with extended-play charging cases‌.

Description:
Model No. BAKTH-874080PACK
Brand Name BAKTH / Neutral / OEM
Compliant   certification standards IEC62133 / UN38.3 /   RoHS
Discharging   temperature 0~45
Electrical   Performance
Nominal   Voltage 3.7 V
Nominal   Capacity 3600 mAh
Power Capacity 13.32 Wh
Max. charging   voltage 4.2 V
Cut-off   voltage 2.8 V


 

2. Charging & Maintenance Guidelines

Recommended Charging Method‌:
Use a ‌dedicated single-cell (1S) CC/CV lithium-ion charger‌ set to ‌4.2V ±0.05V‌.

  • Optimal charge current‌: ‌0.5C = 1.8A‌ → maximizes cycle life (>800 cycles)
  • Maximum charge current‌: ‌1C = 3.6A‌ → enables fast charging (reduces cycle life to ~500–600 cycles)
  • No balancing required‌: As a single-cell design, voltage uniformity is inherent — simplifying charger design and reducing cost.

Storage Guidelines‌:

  • Short-term storage (<1 month)‌: Maintain at ‌3.8–4.0V‌ (40–80% state of charge)
  • Long-term storage (>1 month)‌: Store at ‌3.7V (~50% charge)‌ in a cool, dry environment (‌15–25°C‌)
  • Recharge interval‌: Recharge every ‌3 months‌ if unused to prevent deep discharge-induced capacity loss

Operating Environment‌:

  • Charge temperature‌: ‌0°C to 45°C
  • Discharge temperature‌: ‌-20°C to 60°C
  • Avoid‌: Exposure to water, metal objects, puncture, crushing, or direct sunlight

Safety Warnings‌:

  • ❌ Never disassemble, pierce, or modify the cell or PCM
  • ❌ Never charge with NiMH, lead-acid, or multi-cell chargers
  • ❌ Never expose to temperatures >65°C or < -30°C
  • ✅ Always use original or certified replacement chargers
  • ✅ Store away from flammable materials and conductive surfaces