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PAI · Probes & Sensors
740251
In stock · ships from Knoxville
This is an air pressure switch (normally open) that activates at 70 psi, commonly used in Freightliner trucks to monitor air brake system pressure.
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
Verified fitment for 2 applications
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All confirmed applications for this part number.
Freightliner
Mack Trucks
Freightliner
Mack Trucks
Designed as a universal replacement for Freightliner trucks. Cross-references include Mack numbers, so it may fit certain Mack models. Exact models not specified by manufacturer.
Part data verified against 5 catalog sources
Numbers this part supersedes or interchanges with. Showing 6 of 6.
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It works with both 12V and 24V electrical systems and threads into a 1/8"-27 NPT port. When your original switch fails, causing warning lights to malfunction or pressure readings to be incorrect, you can replace it with this direct-fit PAI aftermarket unit. It's designed as a universal replacement for many Freightliner applications.
Part Number: 740251
PR.SWITCH,FTLFSC1749-1907
Unit: ea
Vendor: PAI Industries
Dealer: KP Services Crossville
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