• 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

Safe 18650 Lithium Battery Charger CH1S04 Supports PD Fast Charging with USB-C and DC 2.5φx5.5φ Input

Place of Origin Guangdong, China
Brand Name BAKTH/OEM/Neutral
Certification Comply with CE, RoHS
Model Number BAKTH-CH1S04
Minimum Order Quantity 1-200PCS
Price USD50.00-USD75.00/PCS
Packaging Details Standard Export Packing
Delivery Time 5-8 working days
Payment Terms ,T/T
Supply Ability Daily Delivery Capability: Approx. 1,800 units/day

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Product Details
Input Interface USB-C DC 2.5φx5.5φ Output Interface 3-pin Metal Spring Piece
Input Voltage 5~12 DC Input Power ≥18W
Output Voltage 0~4.2V DC Output Current 0~1.6A
Operating Temperature -30°C~70°C Operating Humidity 5% To 95% (No Condensation)
Maximum Output Power 6.7W (Single Channel) Charging Efficiency >85%
Dimensions Length 79.00mm ± 0.2mm Width 79.00mm ± 0.2mm Thickness 30.00mm ± 0.2mm Weight <200g (Power Adapter Not Included)
Compatible Battery BAKTH-B1S38 Protection Temperature Control / Overcharge / Short Circuit / Overcurrent
Electromagnetic Compatibility EN55032 Class B, EN61000-4-2,3,4,5,6,8,11A Mechanical Property GB/T2423.10-2008
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USB-C Lithium Battery Charger

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PD Fast Charging Lithium Battery Charger

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18650 Lithium Battery Charger

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Product Description
Lithium battery 18650 charger CH1S04 supports PD Fast Charging Reliable Safety
Product Overview

The BAKTH-CH1S04 is a fast and safe charger specifically designed for BAKTH-B1S38 standard lithium battery packs. It is compatible with both USB-C and DC inputs and supports PD fast charging. The charger features intelligent charging protection to enhance safety and extend battery life.

Technical Specifications
Attribute Value
Input Interface USB-C DC 2.5φx5.5φ
Output Interface 3-pin metal spring piece
Input Voltage 5~12 DC
Input Power ≥18W
Output Voltage 0~4.2V DC
Output Current 0~1.6A
Operating Temperature -30°C~70°C
Operating Humidity 5% to 95% (No condensation)
Maximum Output Power 6.7W (Single channel)
Charging Efficiency >85%
Dimensions Length 79.00mm ± 0.2mm Width 79.00mm ± 0.2mm Thickness 30.00mm ± 0.2mm
Weight <200g (Power adapter not included)
Compatible Battery BAKTH-B1S38
Protection Temperature control / overcharge / short circuit / overcurrent
Electromagnetic Compatibility EN55032 class B, EN61000-4-2,3,4,5,6,8,11A
Mechanical Property GB/T2423.10-2008
Key Features
  • Compatible with USB-C and DC input
  • Supports PD fast charging
  • LED charging status indicator
  • Simultaneous charging for 4 batteries
  • Smart charging curve for efficient charging and extended battery life
  • Real-time battery temperature monitoring to ensure charging safety
  • Only compatible with BAKTH-B1S38 battery packs for charging
Manufacturing & Testing
  • Strict SOP process: SMT soldering → Secondary testing → 48-hour burn-in
  • Random sampling inspection for each batch: Withstand voltage test at 1.5 times the rated voltage
  • EMC/EMS radiation testing
  • 100% functional testing before shipment to ensure zero defects
Frequently Asked Questions
Q: Which lithium battery models are compatible with the BAKTH-CH1S04?

A: It is compatible with BAKTH-B1S38 (18650 cylindrical batteries).

Q: How long does it take to fully charge a battery?

A: For a 3300mAh battery, using a USB 5V/2A input or 18W fast charging, it takes approximately 1 hour to fully charge.

Q: Can it be used while charging?

A: Yes, it supports safe simultaneous charging and use, with more accurate temperature control compared to non-smart chargers.

Q: Is it compatible with international voltages?

A: Yes, it supports 5V input. With a travel adapter, it can be used worldwide.

Q: Does it have CE, RoHS, or other certifications?

A: It complies with CE, RoHS and other safety certifications.