The P499AAP-105 is an individual transducer with a Packard electrical connection

When troubleshooting vibration issues or reduced airflow in Reznor heaters

Direct OEM Compatibility: Engineered as the official replacement for part numbers 5H71675 and ZC24A34-3-0145 to maintain factory performance standards

provided the model number matches the manufacturer’s specifications for this specific furnace circuit board

its 25% activated alumina blend provides the acid neutralizing capacity necessary during routine maintenance or after minor system contamination

AERCO 124930 Maintenance Kit 326058-755 The P499AAP-105 is an individualThe AERCO 124930 Maintenance Kit is a comprehensive BMK Annual Maintenance Kit engineered specifically for high efficiency AERCO Benchmark boilers. As a genuine OEM maintenance kit, it includes the precision components required to maintain the AERCO 124930 specifications and ensure peak thermal performance. Regular use of this industrial boiler service kit prevents combustion instability and maximizes the AERCO BMK boiler service life. Designed for