Does physical size matter for these round capacitors

which can lead to high resistance and "no-spark" ignition errors

What is the purpose of the 1 1/2" shank

the 6207ZZC3EMQ retains its factory-fill lithium-base grease while blocking out the dust and debris common in mechanical rooms

Lennox 88W59 Pressure Switch Does physical size matter forThe Lennox 88W59 Pressure Switch is a critical safety component designed for precise combustion air monitoring in high efficiency furnaces and air handlers. As a Single Pole Single Throw (SPST) switch, it is engineered to actuate at 0. 15" W. C. and reset at 0. 34" W. C., effectively preventing operation during unsafe draft conditions or venting obstructions. This genuine HVAC OEM part is the direct performance 103094 01 cross reference for the legacy