Copper strips of “considerable value” were stolen from an electrical substation.
Police are appealing for information about the theft of copper from Grendon electrical substation which took place sometime overnight on November 27.
An offender broke in to the site of the substation and then cut away large amounts of copper earthing strip from more than 100 concrete conductor units.
A police spokesman said: “The copper is about a quarter of an inch thick and two inches wide – the strips number in the region of 100, total length from six to eight feet and believed to weigh 4.4 tonnes of considerable value.”
Witnesses to this incident, or anyone with information about the theft, can call Northamptonshire Police on 101 or information can be given anonymously to Crimestoppers on 0800 555111.