Allen-Bradley 509-C0B – Ready to Ship / Pick Up
In stock: 509-C0B B NEMA Size 2 Starter 575V 25HP 2-Pole 509C0B 120V Coil. NJT Automation has 1 unit available in Milwaukee, WI, ready to ship or available for local pickup. Includes a one-year full-function warranty.
$219.99USD
| Part Number | 509-C0B |
| Description | Allen-Bradley 509-C0B B NEMA Size 2 Starter 575V 25HP 2-Pole 509C0B 120V Coil (Motor Starter Module). In stock in used condition, Series B. |
| Shipping | Ships today UPS Ground included | Next-Day Air and Worldwide Shipping available at checkout |
| Pickup | Free local pickup at 2122 N Prospect Ave. Call ahead at (414) 331-5954. |
| Warranty | 1-year full-function warranty provided by NJT Automation. Warranty details
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| Returns | 90-day free returns. View return policy |
| Exchange | Send us your defective 509-C0B after your purchase for a 10% core credit ($22). We also purchase old or damaged parts outright. |
Replacement Options for 509-C0B
In stock and ready to ship today
| Availability | Similar Match Available A similar unit is in stock and ready to ship once you confirm the condition you need. | ||
| Variants | Part NumberConditionSeriesQtyPrice 509-C0B /B$219.99 Used · Series B · 1 in stock509-C0B /BUsedSeries B1$219.99 USD | ||
| Repairs | 509-C0B Mail-In Repair Service | ||
Physical Data | Weight and DimensionsBox12 × 10 × 8 in.
Shipping box and weight are recorded from previous shipments of this catalog number and are provided for freight planning. | ||
Allen Bradley Information | Allen Bradley 509-C0B Motor Starter NEMA Size 0, 3-Pole, 9A, 600V, Open Type. Lifecycle: Discontinued. Verify current status with the manufacturer. | ||
Alternate Part Numbers | 509C0B, 5O9-COB | ||
| Category | Starters | ||
| Part Number | 509-C0B | ||
| Manufacturer | Allen-Bradley | ||
Can the 509-C0B be repaired?
Yes. NJT Automation offers mail-in repair for the 509-C0B, including diagnostic evaluation, component-level repair, and functional testing.
One vendor. One warranty. NJT manages the entire process.
- 1-year full-function NJT warranty, with 2- and 3-year options available
- Rush service available for production-critical repairs
- No evaluation or diagnostic charges
- No repair, no charge
- "Unrepairable" is not an option
- Pre-paid UPS shipping label provided for sending your unit in
- $650 minimum repair charge, shipping included both ways
Looking for another option? For lower-cost repairs or if you prefer to work directly with an independent repair specialist, compare bids through RepairMode. RepairMode providers operate independently and set their own pricing and warranty terms.
Find a repair specialiston RepairMode.com ↗Common 509-C0B failures
Failure patterns we regularly see on contactor / starter hardware like the 509-C0B:
- Coil burned open or shorted: contactor will not pull in
- Main contacts pitted or welded after high-cycle or fault switching
- Auxiliary contacts worn: intermittent feedback to the controller
- Mechanical wear: armature sticking or chattering
Repair or replace?
Request a Repair Quote
Text photos of the faulty unit and the symptoms to (414) 331-5954.
All product photos were taken by NJT Automation. Test videos originated from either NJT Automation internally or from repair technicians within our network.
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