572 ROUND 2-PRONG LED TURN SIGNAL FLASHER / RELAY

Technical Specifications Part Type LED Turn Signal Flasher / Relay Part Number 572 Brand / Line Peterson Manufacturing Description 2-Prong Round LED Flasher. Electronic flasher designed specifically for LED turn signal applications. Classic round design with 2-prong connection allows direct plug-in replacement of older thermal flashers. Provides consistent flash rate with LED loads. Connector 2-Prong Round Compatibility LED Turn Signal Lights Key Feature Direct replacement for thermal flashers in LED-equipped vehicles Packaging Poly Bag Application Turn signal flasher for heavy-duty trucks, trailers, and vehicles with LED lights Cross References Brand Part Number Peterson Manufacturing 572 Peterson Manufacturing 576 (20-Lamp Electronic Flasher, 2-Prong) Application 2-Prong Round LED Turn Signal Flasher Vehicle Fitment Make Model Model Years Notes UNIVERSAL All Heavy-Duty Trucks & Trailers with 2-Prong Flasher Socket (Freightliner, Kenworth, Peterbilt, International, Western Star, Mack, Volvo, Sterling) 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 LED turn signal flasher Buses & Coaches 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 LED turn signal flasher Trailers & Vocational Equipment 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 LED turn signal flasher Universal for any vehicle with a standard 2-prong round flasher socket that has been upgraded to LED turn signals. Direct plug-in replacement Notes Peterson 572 is a reliable electronic LED flasher in the classic round 2-prong format. It provides a consistent flash rate even with low-draw LED lights (unlike older thermal flashers that often hyper-flash with LEDs). Simple plug-and-play installation makes it a popular choice for fleet upgrades and aftermarket LED conversions.