This is an Open Box item. Generally these are customer returns. Since the exterior shows slight signs of installation/use, it is not considered to be in Brand New condition. So it cannot be sold as Brand New. They have been tested to ensure proper functionality. Get them here at a discounted price.

Condition: C Grade (scratches on casing, cells in good shape)

  • A = Like New
  • B = Very Good
  • C = Good
  • D = Acceptable

Please choose your desired connector from the drop down menu if needed.

This is the new 14.8V 8000mAh 4S Cell 90C-180C LiPo battery from Vant. It’s designed specifically for the Traxxas X-Maxx 8S to give Maxx-imum Run-time and Maxx-imum Power. Though, it does fit in other vehicles as well! So check the specs below to see if it fits in your application.

Vant Batteries offer an excellent value by providing factory direct pricing and quality that meets or exceeds that of other major battery manufacturers. Vant Batteries go through strict testing and quality control procedures in order to provide extremely accurate mAh, Voltage, and C ratings. Don’t let their low cost fool you, these batteries outperform major manufacturers batteries!!

This is an OEM replacement battery for the Traxxas 2890X battery (14.8V 6700mAh 25C). It has the same Voltage and Same Size. But it offers a higher mAh rating for increased run-time. It also has a much higher C-Rating for more power output and motor response.


  • True Capacity and C-Rating
  • Thick 10AWG Discharge Leads
  • Traxxas High Current Style Connector
  • JST-XH Balance connector

Warranty: Open Box batteries are warranted to be free from defects upon delivery to the customer. They are warranted against failure for a period of 30 days from the date of purchase. Misuse, abuse, or neglect by customer is not covered in this warranty.

Compatible With:

  • Traxxas X-Maxx 8S
  • Traxxas Unlimited Desert Racer Truck, UDR
  • Please check with your Speed Control’s manual to determine if it can accept 14.8V batteries.
  • Use the size specifications below to determine if this battery will fit your application.


Capacity: 8000mAh
Voltage: 4S / 4 Cell / 14.8v
Discharge Rate: 90C Constant (720A) / 180C Burst (10 sec) (1440A)
Suggested Charge Rate: 1C (8.0A)
Max Charge Rate: 2C (16.0A)
Watt Hours: 118.4 Wh
Weight: 23.2oz / 660g (including wires & plugs)
Dimensions LxWxH: 162.0 x 44.0 x 42.0 mm
Dimensions w/ Wiring: 166.0 x 44.0 x 42.0 mm
*Note that dimensions may vary by ± ~1mm.
Discharge Plug: Traxxas High Current Style Connector
Balance Plug


  • 14.8V 8000mAh 4S Cell 90C-180C LiPo Battery Pack w/ Traxxas High Current Style Connector
  • Vant Battery Warranty w/ Lifetime Replacement Plan

Equipment Needed:
LiPo Balance charger capable of charging 4 cell LiPo batteries, Or a LiPo charger with an External Balancer. (We recommend 100W or more for the charger power.)

Equipment Recommended:
LiPo Safe Charging Bag/Sack/Pouch, Cell Voltage Reader

Safety Notes & Warnings:
LiPo batteries are potentially hazardous. Improper usage can cause fire or explosion.
Charge and Store battery in LiPo-Safe Bag away from flammables on a concrete surface.
Charge using a LiPo compatible Balance Charger ONLY!
Never Charge above 4.2V per cell.
Never Discharge below 3.2V per cell.
Always use under adult supervision.
Store the battery in a place not accessible by children or infants.
Do not short the battery’s positive and negative terminals.
Stop use of the battery if it expands or the temperature reaches above 70° Celsius / 160° Fahrenheit.
The end-user is fully responsible for any results in using this battery pack.

Package Weight 1.51 lbs
Package Dimensions 7.5 × 2.5 × 2.2 in
Battery C-Rating

Battery Case

Battery Height

Battery Length

Battery mAh Rating

Battery Plug

Battery Voltage


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