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Vantec RDFR22 Speed Controller
Price: $274.95
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Vantec Item #: RDFR22 -

One of the most popular models for 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.. 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 Please be aware this item typically has a...

Vantec RDFR23F Speed Controller
Price: $294.95
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Availability: Available
Vantec Item #: RDFR23F -

The RDFR23F takes the successful older RDFR23 and adds more current handling! 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 robots in the 60-100lb range. Provides single stick mixing. All this in the same size package as the lower current models. Voltage Range 5 - 30 VDC Continuous Amps (each side) 20 Starting Amps (each side) 70 Dimensions 4.25 x 2.7 x 1.37" Weight 9oz Wire 16 AWG Please be aware this...

Vantec RDFR36F Speed Controller
Price: $590.88
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Vantec Item #: RDFR36F -

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. The RDFR36F takes the older RDFR36E and adds higher voltage capacity and more current handling! Voltage Range 9 - 55 VDC Continuous Amps (each side) 60 Starting Amps (each side) 200 Dimensions 6.25 x 2.2 x 4.0" Weight 27oz Please be...

Vantec RDFR47EF Speed Controller
Price: $688.88
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Vantec Item #: RDFR47EF -

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. And the newer RDFR47EF takes the successful RDFR47E and adds heven igher current handling! Voltage Range 9 - 55 VDC Continuous Amps (each side) 80 Starting Amps (each side) 220 Dimensions 6.25 x 2.3 x 4.5" Weight 43oz Please be aware this item typically...