The Hubbell Plugout® prevents electrical plugs from being inserted into a wall outlet. Hubbell Plugout® should be used when the plug will not remain under the exclusive control of the person performing service or maintenance. Fits the majority of heavier industrial plug applications. Equipping your employees with the proper lockout tools and warning devices can save lives, reduce lost employee time, and cut insurance costs. Brady® is a world leader in lockout/tagout products and services offering industry expertise and a broad range of durable, easy-to-use lockout devices.