Maintaining a functional furnace control relay is essential for proper sequencing

range and electrical ratings match your original OEM specifications before installation

Designed with a multi-voltage primary (120/208/240V)

Is this 480V heater compatible with 208/230V systems

matching the BTU rating and PSIG to the manufacturer’s MAWP (Maximum Allowable Working Pressure) is non-negotiable for system safety

Daikin-McQuay 802008120 Filter 326058-755 Maintaining a functional furnace controlThe Daikin McQuay 802008120 is a genuine OEM replacement mesh filter engineered specifically for high performance HVAC and PTAC units. Measuring exactly 35 x 7 x 0. 5 inches, this permanent mesh filter utilizes a durable aluminum or synthetic weave to provide low static pressure and high airflow efficiency. As a veteran tech knows, keeping the coil clean is critical for preventing compressor strain and maintaining Delta T across the evaporator. This