About Payment 
 Shipping & Cost
 Battery MSDS
 Battery Terminology
 Visit Our Plant
 Career Opportunity
 Battery Knowledge
Privacy Policy
 Export restrictions


Shopper Award
Security Verified Seal

Smart Charger (1.9A) for 37V Li-ion/Polymer Rechargeable Battery Pack, UL / CE listed -- Worldwide

Your Price: $40.95
In Stock

Product ID # 4820
Part Number:

Quantity Discounts

5 to 20$39.72
21 to 50$38.90
51 to 100$38.08
101 or more$36.86


Product Smart charger designed for 37 V (10 cells) Li-Ion Battery packs including Polymer Li-Ion and Cylindrical Li-Ion with capacity > 4000 mAh
Worldwide input AC power from 100V --- 240VAC.
Charging Voltage 42VDC
Charging Current 1900 mA (1.9 A)
Charging time = ( Ah rate of the pack x 1.5 ) / 1.9A charging current.
Max input power 95W
Efficiency > 80%
Humidity >+90%
Protection Built in IC to cut off power automatically when battery is fully charge.
LED Indicator Red LED show Battery charging and Green LED shows full.
Charging terminal
  • Standard Female Tamiya plug
  • Includedone pc connector adaptor, convert from Standard Male Tamiya plug to Clip
    • Must plug Standard Male Tamiya end to the Standard Female Tamiya plug of the charger with correct polarity.
    • Must plug Clip end to the connector of the battery pack with correct polarity
      • Red Clip = Positive
      • Black Clip = Negative
Dimension(LxWxH) 172mm(6.8") x 70mm(2.8") x 42mm(1.7")
Weight 1.0 Lb (454 grams)
Certificates UL / CE listed

Please download the Specification here


  • Only Charge Li-Ion battery pack with capacity > 4000 mAh  
    • Don't use the charger for lower/greater capacity Li-Ion battery pack.
  • Only charge Li-Ion battery pack with voltage 37 (10 cell pack ). Don't use the charger for Lower voltage battery pack, which may cause battery to explode
  • We are not responsible for any damage caused by misuse.

Related Products

Related Products

Product Reviews

(0 Ratings, 0 Reviews)
UN 38.3 Safety Test

We already set up our own UN38.3 testing lab. We can provide UN38.3 test service to our customer now.

If you want to set up your own lab, we also provide UN38.3 & IEC62133 equipments and onsite training. Email us for the quote and lead time.
Thermal Abuse Test for IEC62133
Lithium Battery Shipping Regulation
Show & Conference
The Battery Show 2014, Sept. 16-18, 2014, Novi, Michigan, Booth# B1544
Energy Mobility 2014, booth#126, Apr 29-30, 2014, San Diego, CA
Lithium Battery Power 2013, Nov 12-15, 2013, San Diego, CA
The Battery Show 2013, Sept. 17-19, 2013, Novi, Michigan
More News...
An article about Nik Wallenda makes history crossing the Grand Canyon. He was carrying BSI 1080i mini POV cameras with LFH4S4R1WR battery build by us.

Mailing Lists