Vantec RDFR21 Dual Controller

A very compact dual-channel speed controller for smaller bots. This is a good choice controller for the beginner builder who is using motors that draw low current. Provides single stick mixing so you can drive your bot with a single joystick of your controller- a bonus for those who have an older or inexpensive radio system that doesn't allow mixing. View photo with case on.

Voltage Range 4.5 - 30 VDC
Continuous Amps (each side) 14
Starting Amps (each side) 45
Dimensions 4.25 x 2.9 x 1.4"
Weight 7oz
Wire 18 AWG

 

Vantec RDFR22 Dual Controller

One of the most popular models for Combat Robot use. This is also a very compact dual-channel speed controller for smaller bots. Provides single stick mixing so you can drive your bot with a single joystick of your controller- a bonus for those who have an older or inexpensive radio system that doesn't allow mixing. View photo with case on.

Voltage Range 4.5 - 30 VDC
Continuous Amps (each side) 20
Starting Amps (each side) 60
Dimensions 4.25 x 2.9 x 1.4"
Weight 9oz
Wire 16 AWG

 

 

Vantec RDFR23 Dual Controller

This is a great controller if you're looking to move into larger robots. Due to it's higher power handling, it is a good choice for up to Middleweight robots (120 lbs). Provides single stick mixing. All this in the same size package as the above models.

Voltage Range 4.5 - 30 VDC
Continuous Amps (each side) 30
Starting Amps (each side) 60
Dimensions 4.25 x 2.9 x 1.4"
Weight 9oz
Wire 16 AWG

 

 

Vantec RDFR33 Dual Controller

When you're intending to power your bot with some of the more current-hungry motors out there, it's time to beef up to a larger speed controller. The RDFR33 is a whole new design over the RDFR2x series. It can handle more current than the above models, and has screw terminals for all the connections. Also provides single stick mixing. This is the MOST POPULAR model for middle to large-sized robots!

Voltage Range 9 - 43 VDC
Continuous Amps (each side) 35
Starting Amps (each side) 95
Dimensions 6.25 x 2.2 x 4"
Weight 27oz
Wire 12 AWG

 

Vantec RDFR36E Dual Controller

Now we're getting serious. The RDFR36E has a thick, extruded aluminum case to assist in heat dissipation, and can handle much more current than the above models. Single stick mixing standard. This model can handle many of the big motors out there with ease.

Voltage Range 9 - 43 VDC
Continuous Amps (each side) 60
Starting Amps (each side) 160
Dimensions 6.25 x 2.3 x 4.5"
Weight 39oz
Wire 10 AWG

 

Vantec RDFR47E Dual Controller

The BIG one. The RDFR47E is the highest current handling, most durable Vantec in the 9-55 volt range. Extruded aluminum case, single stick mixing and battle-tested durability are standard. This unit is the most powerful Vantec you can get.

Voltage Range 9 - 55 VDC
Continuous Amps (each side) 75
Starting Amps (each side) 220
Dimensions 6.25 x 2.3 x 4.5"
Weight 43oz
Wire 8 AWG