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Viper’s New VX4 Copperhead Sensorless Brushless System

Viper’s New VX4 Copperhead Sensorless Brushless System

Viper has released this 1st look at their new Copperhead sensorless brushless motors.  These motors will be available in four KV rating options ranging from 3900-5200kv, and also in 550 and 540 can sizes.  These motors will also be available with two different shaft sizes to choose from, 3mm and 5mm. The motor uses 4 pole design and the wires come pre-soldered with bullet connectors. 

Included is a Viper Copperhead ESC which is Pro Gauge compatible and comes with 5 preloaded profiles, bullet plugs for easy install and will handle up to 3S LiPo packs.  Esimated street price $149.99 for the VX4R versions (5mm) and a little less for the 3mm option.

Also a sensored version will be following soon after the release of the VX4 System which will be mid/end of November.

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Updated: September 1, 2011 — 8:41 AM

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