C.E. Niehoff & Co. is a privately held, employee-owned American company that has become a leader in the design and manufacture of heavy-duty alternators and power-management devices. All of our products are designed in-house and proudly manufactured on our campus in Evanston, Illinois. We look forward to the opportunity to serve you with the same philosophy and commitment to quality which has become the foundation of our business.

Our products are designed and built for severe duty applications and to operate in the harshest of environments. In addition to a wide range of off-the-shelf alternator models, we can customize designs for niche applications to accommodate various engines, output capabilities, and a variety of market-specific features. Our alternators range in output from 60A to 960A at 14V to 600V, including dual voltage regulators, battery isolators, transient protection devices, DC/DC converters, battery equalizers, and smart battery sensors. Combined with our alternators, these power management devices can be utilized to create a charging ecosystem, allowing for seamless integration into complex applications to meet the needs of today’s military and commercial vehicle technology and next-generation vehicles. We have the engineering expertise and proven experience to develop solutions for the most challenging charging system problems.