576 ROUND, 2-PRONG ELECTRONIC FLASHER (20-LAMP)

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$42.04
$42.04
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Technical Specifications

Part Type Electronic Flasher / Turn Signal Relay
Part Number 576
Brand / Line Peterson Manufacturing
Description 20-Lamp Electronic Flasher; 2-Prong. Heavy-duty electronic flasher capable of handling up to 20 lamps. Round 2-prong design for easy plug-in installation. Provides reliable, consistent flash rate for turn signals and hazard lights on vehicles with high lamp counts.
Connector 2-Prong Round
Capacity Up to 20 lamps
Voltage Range 9V – 16V
Key Feature High-capacity electronic design for multiple lamps
Packaging Poly Bag
Application Turn signal and hazard flasher for heavy-duty trucks and trailers with high lamp counts

Cross References

Brand Part Number
Peterson Manufacturing 576
Peterson Manufacturing 572 (2-Prong Round LED Flasher)
Application 20-Lamp Electronic Flasher, 2-Prong Round

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 High-capacity turn signal / hazard 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 High-capacity turn signal / hazard 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 High-capacity turn signal / hazard flasher
Universal for any vehicle with a standard 2-prong round flasher socket, especially those with multiple turn signal or marker lights. Handles up to 20 lamps reliably
Notes Peterson 576 is a heavy-duty electronic flasher designed for vehicles with high lamp counts. The 2-prong round format allows easy plug-in replacement. It delivers consistent flash rates even under heavy electrical loads, making it ideal for trucks with multiple turn signals, marker lights, or aftermarket lighting upgrades.
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576 ROUND, 2-PRONG ELECTRONIC FLASHER (20-LAMP)

$42.04