Profile: Magnetic Products and Services, Inc. offers shaft condition monitoring products and on-site solutions to a variety of problems related to shaft voltages and residual magnetism. Our products employ a periodic or continuous monitoring technology that uses shaft grounding current and voltage profiles. MPS' Voltage Current Monitors can operate with any new or existing, insulated shaft riding brush. MPS' Gaussometer and Pocket GaussMeters are designed for measuring magnetism in Industry or Pipeline Welding.