Introduction: nVent HOFFMAN's products are developed in world-class testing facilities based on over 70 years of shell experience and over 30 years of cooling experience. Hoffman brand products undergo strict dust infiltration, thermal cycling, salt spray corrosion, vibration resistance, and many other standard tests. Their products include: junction boxes, wall mounted enclosures, button enclosures, modular and unibody independent enclosures, operator interface enclosures (HMI), electrical and cable support systems, enclosure cooling, enclosure accessories air conditioning, heat exchangers, eddy current fans, filter fans, direct air cooling systems, 19 "fan trays and blowers, exposed aerodynamics, cooling and heating accessories. Hoffman product application areas: indoor manufacturing, outdoor climate, corrosion/flushing, hazardous locations, commercial buildings, data communication, telecommunications, food and beverage, safety and defense, oil and gas, alternative energy; Hoffman official website: Hoffman. nvent.com.