I have a class a motor home why should I purchase the 45p-RV model over the 400
Viair 450P-RVS Automatic Portable Tire Compressor Kit For Class A And Smaller RVs - 150 PSI
Doran Tire Monitor
Question ID: 3315280 Status:
Open Jul 27, 2020 - 10:02 AM
1answer
Answer
Jul 27, 2020 - 10:14 AM
The only real differences between the 450P and 400P are the working pressure and fill rates. With the 400P you generally will have longer fill times than the 450P, but only by a few minutes per tire. Other than that both compressors support the same max tire size: 275/80R22.5.
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