For Overnight Shipping please order by 5:30pm (M-F) - Contact Customer Service at +1 305.848.7825 | +1 954.412.9999, -Saturday Orders cut-off is 11:30am. Local Pick-up available. Advance Truck Parts will be closed for the Memorial day holiday - Monday May 31 and will ship orders June 1st.

Low Air Pressure Switch FSW0506 1MR2339R
Low Air Pressure Switch FSW0506 1MR2339R

Advance Truck Parts 1MR2339R Air Pressure Switch for Mack

Regular price
Sale price
Order by 6:00 PM E.T. for Same Day USPS First Class Shipping | Next Day available @ checkout

Advance Truck Parts Air Pressure Switch for Mack 1MR2339R 


  • Same Day Shipping
  • Premium sensor as picture
  • Next Day Delivery Available @ checkout
  • Worldwide International Shipping Rates available @ checkout


Application Mack
Connecting Thread 1/4in-18 NTP 
Connector type 1-Blade with Screw
Function: N.C.  Opens 66-70 psi
Total Part Length 2.15



OE-Genuine Replacement for  1MR2339R

12 month replacement warranty
* Fast Shipping
* In Stock


Please, contact us for large quantities.

Customer Reviews

Based on 1 review Write a review