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• MC4000 OBSOLETE

• BARD LEAD LAG CONTROL. 2 UNITS/2 STAGE

Bard MC4000 is an OEM solid state dual unit lead/lag controller used to manage two Bard wall mounted air conditioners in a coordinated sequence, helping balance runtime while maintaining stable space temperature control. Designed for telecom and similar critical cooling applications, MC4000 supports systems with or without economizers and can be set up for two stage cooling operation where applicable, making it a dependable choice when replacing a failed or damaged controller. Use this control to restore proper staging, lead to lag changeover, and dependable unit rotation, and verify compatibility with your specific unit series and wiring diagram before ordering.