The Husqvarna 590503501 Connector is a genuine OEM component designed for HTC and PG series floor grinders, including the HTC280, HTC450, HTC510, PG280, PG400, PG450, PG510, and PG510I. As a factory-original part, it is built to Husqvarna's exact specifications, ensuring a correct electrical connection every time. DHS Equipment supplies this part to help keep your floor grinding equipment running at full capability. Cross-reference part number 590503501 against your parts diagram to confirm fitment before ordering.
Key Features
- Genuine OEM Electrical Integrity — Manufactured to Husqvarna's exact connector specifications, ensuring proper contact rating, pin alignment, and secure engagement — critical for consistent electrical performance in floor grinding applications.
- Direct-Fit Replacement — Engineered to seat and lock into the original harness position without modification, restoring the factory-correct connection in one step.
- Broad HTC and PG Series Compatibility — Fits HTC280, HTC450, HTC510, PG280, PG400, PG450, PG510, and PG510I floor grinders, covering a wide range of Husqvarna's professional planetary grinder lineup.
- Restored Electrical Continuity — A damaged or corroded connector can cause intermittent power loss, motor faults, or complete control failure; replacing it with this genuine part restores dependable signal and power transfer.
- Verified OEM Part Number — Ordering by part number this part ensures you receive the correct connector matched to your machine's wiring system, eliminating guesswork during servicing.
A connector serves as a keyed, locking interface between two sections of a machine's electrical wiring harness, maintaining secure contact between control systems, motors, or power supplies. When a connector becomes cracked, corroded, or damaged, the resulting poor contact can produce erratic machine behavior, failed motor response, or control board faults that are difficult to diagnose. Replacing the faulty connector with a genuine OEM unit restores clean, uninterrupted electrical continuity and returns the floor grinder to reliable operation.
Part Details
| Part Number | 590503501 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Connector |
Compatibility & Fitment
| Name | Model |
|---|---|
| Floor Grinder | HTC510 |
| Floor Grinder | PG280 |
| Floor Grinder | PG400 |
| Floor Grinder | PG450 |
| Floor Grinder | PG510 |
| Floor Grinder | HTC450 |
| Floor Grinder | HTC280 |
| Floor Grinder | PG510I |
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.
