Klockner-Moeller Corporation is a leading international manufacturer of electrical and electronic controls and systems for industrial applications. The company was founded in 1899 as a manufacturer of contactors. Today, Klockner-Moeller is located in 75 countries with 18 manufacturing plants and over 6,900 employees.

• See also:
• Masterformat 2004
• 26 11 00 - Substations
• 26 23 00 - Low-Voltage Switchgear
• 26 24 00 - Switchboards and Panelboards
• 26 28 16 - Enclosed Switches and Circuit Breakers
• 26 29 13 - Enclosed Controllers
• 33 72 00 - Utility Substations
• Masterformat 1995
• 16360 - Unit Substations
• 16410 - Enclosed Switches and Circuit Breakers
• 16420 - Enclosed Controllers
• 16430 - Low-Voltage Switchgear
• 16440 - Switchboards, Panelboards, and Control Cen