Relay is the next generation of innovation and real world application of the Miller’s advanced technologies. Driven by need and shaped by opportunity, Relay is the result of a demanding creative process to meet the needs of contemporary mining operations.

Created to ensure equipment investments are cost effective and to maximize returns for a healthy bottom line. Relay delivers on every level.

Designed for the harsh environment and rigorous duty cycle required to operate in underground mining environments, Relay features an industry first hybrid charging system allowing for both off-board DC fast charging and on-board AC opportunity charging.