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Power Accessories

Power is vital to the operation of all the electronic parts on the robot, including the controller and the motors. With the structural subsystem as the robot’s skeleton, and the motion subsystem as the muscle, the power subsystem is the circulatory system that provides the rest of the robot with energy.

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Battery Extension Cable

This 12" battery extension cable allows for greater flexibility in robot design. Now you can design a battery compartment into your robot regardless of where the microcontroller is mounted.

  • Designed for either of the VEX 7.2V Robot Batteries
  • Mounting plate makes a permanent battery fixture easy

P/N: 276-3442
In stock
Smart Charger v2 w/ Power Cord Options

The VEX Smart Charger v2 is capable of charging ALL VEX rechargeable power packs.

  • Charges both 7.2V and 9.6V batteries
  • Charges both NiCd and NiMH batteries
  • Includes dual charge rates and an automatic shutoff
  • (4) Regional Power Cord Options

P/N: 276-2519
In stock
VEXnet Joystick Power Adapter

Extend your runtime by powering your VEXnet Joystick directly from a wall outlet. Simply connect this adapter to the VEXnet Joystick's programming port and you're good to go for hours and hours.

P/N: 276-1701
In stock
7.2V Robot Battery NiMH 2000mAh

The VEX 7.2V Nickel Metal Hydride Battery provides a rechargeable power source for use with your VEX robots. It has the same capacity of the VEX 7.2V NiCad battery with a smaller footprint.

  • Capacity: 2000 mAh
  • Rechargeable Nickel Metal Hydride (NiMH)
  • Standard VEX power connector

P/N: 276-1456
In stock
7.2V Robot Battery NiMH 3000mAh

This VEX 7.2V Nickel Metal Hydride Battery provides a higher-capacity, rechargeable power source for use with your VEX robots. This is our recommended battery for VEX Robotics Competition robots.

  • Capacity: 3000 mAh
  • Rechargeable Nickel Metal Hydride (NiMH)
  • Standard VEX power connector

P/N: 276-1491
In stock
Battery Clip (4-pack)
Plastic mounting clip for attaching a VEX EDR 7.2V Robot Battery NiMH 3000mAh onto a robot. Mount two clips on your robot and simply snap your battery in and out.

P/N: 276-4042
Coming Soon
AAA NiMH Rechargeable Battery (6-pack)

AAA Rechargeable Batteries

A 6-pack of AAA NiMH Rechargeable Batteries designed for use in the VEXnet Joystick.

P/N: 276-1696
In stock
8-Bay AA/AAA Smart Battery Charger

This Smart Battery Charger is capable of charging up to eight Ni-MH or Ni-Cd rechargeable AA or AAA batteries. Smart Charger technology provides automatic trickle charging and temperature cutoff during the charge cycle while LEDs provide user feedback on the status of each charging battery.

P/N: 276-1622
In stock
Power Expander

Use the VEX Power Expander to add a secondary power source for four of the PWM outputs on the VEX Microcontroller.

  • Attach a 2nd battery to your robot.
  • Power up to four (4) Motors or Servos
  • Reduce motor load on primary battery
  • Run your robot for longer!

P/N: 276-2271
In stock
Robot AA Battery Holder

A Battery Holder for the VEX Microcontroller.

  • Holds 6 AA batteries
  • Works with Alkaline or rechargeable batteries

Discontinued. Limited Quantities Remaining.

P/N: 276-2036
In stock
Battery Strap (2-pack)

These Battery Straps are used to mount the 7.2v battery to your robot. The strap is reusable. Two Battery Straps and Mounting Hardware included.

  • Securely mounts one 7.2V battery.
  • (2) Battery Straps.
  • Mounting Hardware included.

P/N: 276-2219
In stock
Extension Cable Retaining Clip (10-pack)
Plastic clips used for holding two 2-wire and 3-wire cables together. Use these to help secure your robot's electrical connections.

P/N: 276-4128
Coming Soon
VEXnet Backup Battery Holder

The VEXnet Backup Battery allows you to mount and connect (1) 9V battery. This battery keep VEXnet alive when the main battery fails.

  • Works with the VEXnet Upgrade
  • Works with the VEX Cortex Microcontroller.
  • Works with the VEX ARM9 Microcontroller.

P/N: 276-2243
In stock
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Power Products
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Education Competition Design
Motion Structure Power
Sensors Logic Control