Does this panel require a dedicated transformer

the 90-113 acts as an isolation relay

Is the SP20794 compatible with all Rheem gas furnaces

Durable Construction: Features a corrosion-resistant brass body and NEMA 4X watertight enclosure for long-term reliability

Enhanced Durability: Features all-weather construction with a corrosion-resistant finish for long-service life in outdoor condenser environments

Danfoss 121L8902 Compressor 319847-401 Does this panel require aThe Danfoss 121L8902 Scroll Compressor (HLH068T4LC6) is a genuine OEM high efficiency scroll compressor designed for commercial air conditioning and heat pump applications using R410A refrigerant. Operating on 460 Volt, 3 Phase, 60 Hz power, this compressor delivers reliable capacity, quiet operation, and excellent energy efficiency for rooftop units, split systems, packaged equipment, and other commercial HVAC installations. The scroll compression