The Husqvarna 542178645 Circuit Breaker is a genuine OEM component designed for the FS3500E floor saw. Sourced directly from Husqvarna, this circuit breaker delivers an exact fit and meets the original electrical specifications the FS3500E was built around. DHS Equipment supplies this part to help keep your equipment running at full capacity.
Key Features
- OEM Electrical Specification — Manufactured to Husqvarna's original trip-current and voltage ratings, ensuring the circuit breaker responds correctly under fault conditions on the FS3500E.
- Direct Drop-In Replacement — Engineered to match the original mounting configuration and terminal connections, allowing straightforward installation without rework.
- Confirmed FS3500E Fitment — Designed specifically for the FS3500E floor saw; cross-reference 542178645 against your parts diagram to verify compatibility before ordering.
- Protects Electrical System Integrity — A properly functioning circuit breaker safeguards the saw's motor and wiring from overcurrent events, helping prevent more extensive electrical damage during operation.
- Operational Safety Compliance — As a core electrical protection component, using the correct OEM part ensures the FS3500E's overcurrent protection performs as Husqvarna intended, supporting safe operation on the job.
A circuit breaker serves as the primary overcurrent protection device in the FS3500E's electrical system. When current draw exceeds a safe threshold — due to a motor overload, a wiring fault, or a sudden surge — the breaker trips and interrupts the circuit before damage can occur. A worn or faulty circuit breaker may fail to trip when needed, leaving motors and wiring exposed to damaging current levels, or it may nuisance-trip under normal load, causing unexpected shutdowns mid-cut.
For fitment questions or assistance confirming that part number this part is correct for your machine, contact DHS Equipment directly.
Part Details
| Part Number | 542178645 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Circuit Breaker |
Compatibility & Fitment
| Name | Model |
|---|---|
| Floor Saw | FS3500E |
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.
