B404144 PRESSURE SENSOR R12

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Technical Specifications

Part Type Pressure Switch (Low Pressure Cutout / Cycling Switch)
Part Number Bergstrom B404144
Function Normally Open
Actuation (Cut In) 34 psi
Deactuation (Cut Out) On Pressure Drop 10 psi (Cut Out: 6 psi)
Fitting Size 1/4" Female Flare
Terminal Bare Leads
Lead Length 3"
System R12 / R134a (Low Pressure Cycling)
Features Low Pressure Safety / Cycling Switch for A/C

Cross References

Brand Part Number
Bergstrom B404144
Kysor 2299001

Vehicle Fitment

Make Model Model Years Engine / Application
KENWORTH T680, T880, W900, T800 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026 • Paccar MX / Cummins / Detroit Diesel • Low Pressure Switch (A/C)
T600, T660, T700 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 • Paccar / Caterpillar / Cummins • A/C Low Pressure Cycling Switch
K300, K500, C500 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 • Paccar MX Engines • Low Pressure Safety Switch
All Kenworth with Bergstrom A/C 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026 • A/C Low Pressure Switch
PETERBILT 579, 567, 389, 388 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026 • Paccar MX / Cummins / Detroit Diesel • Low Pressure Switch (A/C)
386, 384, 365, 367 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 • Paccar / Caterpillar / Cummins • A/C Low Pressure Cycling Switch
379, 378, 377, 375 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 • Paccar MX Engines • Low Pressure Safety Switch
All Peterbilt with Bergstrom A/C 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026 • A/C Low Pressure Switch
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B404144 PRESSURE SENSOR R12

$51.86