The Husqvarna 506191611 Rotor is a genuine OEM component designed for the K40 power cutter. As a factory-original part, it is built to Husqvarna's exact specifications, ensuring correct fitment and restored performance in the machines it serves. DHS Equipment supplies this part to help keep your equipment running at full capacity.
Key Features
- Genuine OEM Construction — manufactured to Husqvarna's original design tolerances, ensuring the rotor delivers the correct magnetic field strength and rotational balance required for consistent ignition performance.
- Exact-Fit Replacement — engineered to drop directly into the K40 power cutter's ignition circuit, aligning precisely with the original mounting points and air gap specifications.
- K40 Power Cutter Compatibility — purpose-built for the K40, cross-reference part number 506191611 against your parts diagram to confirm fitment before ordering.
- Restored Ignition Reliability — a worn or damaged rotor causes weak spark, hard starting, or complete failure to fire; replacing it with this OEM component returns the engine to its designed ignition output.
- Electrical System Integrity — using a genuine rotor maintains correct signal timing to the ignition module, protecting surrounding electrical components from irregular voltage spikes.
The rotor is a core component of the power cutter's magneto ignition system. As the engine crankshaft turns, the rotor spins past the ignition module and generates the precise electrical pulse that fires the spark plug at the correct moment in the combustion cycle. When the rotor wears, becomes cracked, or loses magnetic strength, spark output weakens or becomes erratic, leading to hard starts, misfires, or a complete no-start condition. Replacing a failed rotor with a genuine OEM unit restores the timing accuracy and output voltage the K40's ignition system depends on.
Part Details
| Part Number | 506191611 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Rotor |
Compatibility & Fitment
| Name | Model |
|---|---|
| Power Cutter | K40 |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
