The Bard 8402-078BX Limit Control is a critical safety component designed for high-performance temperature regulation in HVAC systems

the centrifugal switch or relay should remove the PRMJ161 from the circuit

you can use a higher VA transformer to replace a lower-rated one

maintaining the system's operational integrity without the need for field-modifying universal switches

it provides the necessary phase shift to keep single-phase motors running at peak efficiency

IDEC Relays RH4B-UAC24 Relay The Bard 8402-078BX Limit ControlThe IDEC RH4B UAC24 is a professional grade 4PDT compact power relay engineered for high density control panels and industrial HVACR systems. As a core component of the IDEC RH Series, this 10A miniature relay features a 24VAC coil designed for reliable switching in demanding automation environments. Its 4 Form C contact configuration (four pole double throw) provides maximum versatility for controlling multiple circuits simultaneously, making it a