Fenceman Energiser DP350B. The Fenceman Energiser DP350B is a battery energiser which can be powered by alternative sources. 4D cell batteries are included or you can attach to 12 volt battery. The energiser includes an earth stake and is ideal for small paddocks or strip grazing. The energiser can be used with Solar Power - 12 volt, Mains - 240 volt or Batteries - 6 to 12 volt. The pulse rate is adjustable and can be adjusted to between 20 and 60 pulses per minute. The DP350B has an increased energy output when operated from 12 volt. Read more… The Fenceman Energiser DP350B has a 2 Year Guarantee.