About
Mielke Electric Works has delivered industrial electrical and motor services in Duluth, MN since 1912 — over a century of four-generation expertise serving the region's toughest commercial and industrial facilities. Specializing in AC and DC electric motor repair, rewind, and new motor sales, Mielke supports equipment up to 10,000+ HP, making them a go-to resource for facility managers and plant engineers managing heavy industrial operations across mining, pulp and paper, manufacturing, and commercial properties throughout the Duluth area. Their full-service motor repair capabilities include complete rewinds, VPI processing, machining, babbitt bearing reconditioning, and motor testing covering synchronous, induction, and DC equipment. Beyond repair, Mielke brings a strong predictive maintenance program to industrial clients, offering infrared thermography for electrical and mechanical systems, vibration analysis on motors, gearboxes, and bearings, laser shaft alignment, ultrasonic inspection for thickness testing and air leakage detection, and multiplane balancing both on-site and in their shop. These services allow facility and operations managers to move from reactive to proactive maintenance strategies, reducing unplanned downtime on critical rotating equipment. Mielke also provides motor controls and automation sales, service, and support, extending their value into power distribution and motor drive systems within commercial and industrial facilities. Their 24/7 industry support ensures that emergency motor failures — which can halt production lines or critical building systems — receive a fast, knowledgeable response. Start-up services round out their offering for new equipment commissioning. For Duluth-area facility managers overseeing industrial plants, warehouses, or heavy commercial properties, Mielke Electric Works offers a rare combination of deep mechanical and electrical expertise backed by more than 110 years of continuous regional service.