the 904531 is the official superceding part number and connects directly to the existing wiring harness without modifications

The Ranco A30-180 Refrigeration Control is a veteran-grade constant differential cold control designed for precise regulation of commercial refrigeration systems

Key Benefits for Commercial HVACR Applications: Universal Compatibility: Operates as a direct Thermostat Replacement for T2800 and P374 series

Its 550°F upper limit and durable capillary design make it an ideal choice for commercial ranges

fixed-speed 208-230V compressors

BASO C664ABA-1C Module 30067439-890 the 904531 is the officialThe BASO C664ABA 1C is a mission critical 24V intermittent pilot ignition control engineered for precision gas flow management in commercial and residential heating systems. Designed as a rugged electronic spark ignition module, it features a single try ignition sequence with an 8 second Trial for Ignition (TFI) period. Technical professionals rely on this module for its seamless integration into existing 100% shut off applications, ensuring safe