Compatibility and Fit: This A411001620 ignitions coil perfectly fits 580T, 580H, PB580 leaves blowers and EB600RT engine modules Replaces part numbers A411001621 and A10058 for seamless Wide Application: suitable with multiple 580T / 580H leaves blower models ( P44 / P44 / P44 / P44 series) and EB600RT backpack blowers ( P452 / P457 series), offering versatile replacement solution sturdy Construction: Crafted from sturdy, this PB580 ignitions coil features a lightweight design that reduces strain on equipment while ensuring long lasting durability in various working conditions efficient: Engineered for efficient ignitions, this coil delivers consistent sparking to keep your blower or backpack blower running smoothly with minimal maintenance needs Complete set: Includes 1 ignitions coil and 1 sparks plug, providing all essential components for quick replacement and optimal functionality of your leaves blower systems, Manufacturer: Whoasyst