Goodman B1370157 Air Pressure SwitchAir Pressure Switch for HVAC systems: Goodman B1370157 delivers precise pressure sensing for safe, efficient operation. This 0. 38" WC air pressure switch is designed as a reliable replacement part for Goodman systems, helping protect heat exchangers and maintain proper blower operation. The compact design fits standard installation footprints and works as part of the furnace safety system to verify adequate airflow before ignition. By ensuring

and ongoing protection for equipment

air conditioning

and supports reliable ignition and consistent heating in residential systems

5 amp to deliver steady energy during ignition

Whether you are completing a DIY repair or coordinating a quick service with a technician

With a 120 Volt supply

it is used on Bell & Gossett Circulator Pump Bearing units across models PD-38

it helps your furnace respond quickly to temperature calls while guarding against voltage fluctuations and wear on internal components

and quality control in HVAC diagnostics

It is also designed for straightforward testing and troubleshooting

Safety approvals: FM and UL/c certified for compliance

OEM relevance: direct replacement for original impeller