Spear Power Systems LLC designs and manufactures lithium ion battery storage systems for demanding applications including defense, marine propulsion, oil & gas, and mining. Spear precision engineered battery solutions offer voltages up to 1250VDC, compact high power electronics, sophisticated thermal management, and proven safety protections. In August 2021 it was announced that Sensata Technologies (NYSE:S) - in the sensors and electronic controls business out of Attleboro, MA - had acquired Spear Power Systems for an undisclosed amount