About Payment 
 Shipping & Cost
 Battery SDS
 Battery Terminology
 Battery Knowledge
Privacy Policy
 Export restrictions


Shopper Award
Security Verified Seal

Li-Ion 18650 Battery: 7.2V 2.6Ah (18.72Wh, 3A rate, 2S/S, ICR18650B4) - UN38.3 Passed

Option 1: Open End Wire Only
Option 1: Open End Wire OnlyOption 2: with Micro Dean connectorLC-18650S2WR-2600-V1: Standard Female Tamiya ConnectorLC-18650S2WR-2600-V2: CN-JSTXH35 LC-18650S2WR-2600-V3:5.5 x 2.1 female plug
Your Price: Cell Discontinued, replaced by #7554 and #12547
Out of stock
Available to order with lead time 5 Business Days to build

Product Options

  • Made of 2 pcs High quality LG 2600mAh cylindrical 18650 cell
  • Packed side by side in series
  • Wrapped by PVC tube
Voltage        7.2V (working) 8.4 V ( peak) 5.5 V ( cut-off)
Capacity        2600 mAh
  • One 4.2 Amp polyswitch
  • One PCB(3A) installed with the battery pack and protects the battery from
    • Overcharge (>8.4V)
    • Over discharge ( <5.5V)
    • Over drain ( > 7 Amp)
    • Short circuits
Terminal Options        Charging / Discharging Terminals:
  • LC-18650S2WR-2600: 6" long 20 AWG open end wire
  • CU-J221: 4" long 20 AWG twisted wire Micro Dean connector (P/N: 1221).
    • Red Wire = Positive to male prong
  • LC-18650S2WR-2600-V1: 6" long 20 AWG with Standard Female Tamiya Connector  (positive on square opening)
  • LC-18650S2WR-2600-V2: with 2" CN-JSTXH35 connector
  • LC-18650S2WR-2600-V3: 6" with 5.5 mm x 2.1 mm Barrel Female Jack.
  • LC-18650S2WR-2600-V4: 2.5" 22AWG with Molex 51191-0300,  Pin: 50802-9101 x 2
    • Pin1: Black; Pin2: Red; Pin3 = N/A
  • LC-18650S2WR-2600-V5: with 3" JST XH connector
    • Pin 1: Black (Negative), Pin 2: Red (Positive)
    • Wire coming out from the middle of the two cells
Charge Rate        1.0A ( recommended ), 1.3 A max.
Max. Discharge Rate        3A limited by PCB
Dimensions (LxWxH)        2.8" x 1.45" x 0.79" (72mm x 37mm x 20mm)
Weight        4.56 oz (130 g)
Related Products
  • Smart Charger:
  • Need connectors to DIY? Please order here.
  • Fire Retardant Bag: 295mmx230mmx75mm --- Reduce the chance of damage if caught fire
    • This Fire Retardant Bag (Li-Ion Safer Bag) is intended to reduce the chance of damage in the event of catching fire.
    • Must locate & seal the battery pack in the bag  while charging / leaving without any attention 

Related Products

Product Reviews

(0 Ratings, 0 Reviews)
What to consider when designing Lithium Batteries?
Bluetooth Technology for Lithium-ion/LiFePO4 Batteries
UN 38.3 Safety Test

We own a national standard UN38.3 testing lab. We can provide UN38.3 test service to our customer.

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.
Lithium Battery Shipping Regulation
Recommendations on How to get ≤30% Rated Capacity for Shipping
Thermal Abuse Test for IEC62133
Mailing Lists