509-DOB
Median $1,537 · 5 sellers · $1,636 price spread
Asking prices for the exact catalog number 509-DOB currently range from $616 to $2,252 across 5 sellers, observed 9 Aug 2026. Distributor product page: santaclarasystems.com. Prices are published seller asking prices; shipping, taxes and negotiated trade pricing are not included.
| Seller | Condition | Price | vs median | Listing |
|---|---|---|---|---|
| Relectric.com | not stated | $616.00 | -60% | View listing |
| ddpartssolution.com | not stated | $1,413.60 | -8% | View listing |
| Coast to Coast Breaker | NEW | $1,537.09 | · | View listing |
| SuperBreakers.com | not stated | $2,059.00 | +34% | View listing |
| Electric Supply and Equipment Co. | not stated | $2,251.90 | +47% | View listing |
| New | 1 |
| Not stated | 4 |
How much does a 509-DOB cost?
As of 9 Aug 2026, the Allen-Bradley 509-DOB is listed from $616 to $2,252 across 5 sellers. The median asking price is $1,537. Prices are published seller asking prices and are refreshed monthly.
Who sells the 509-DOB?
5 sellers currently list the 509-DOB, including Relectric.com, ddpartssolution.com, Coast to Coast Breaker. 5 of them are specialist industrial distributors. The lowest current asking price is $616 from Relectric.com.
Why do 509-DOB prices vary so much?
The highest asking price for the 509-DOB is 3.7× the lowest. Industrial parts trade in a market where new surplus, refurbished stock and list-price sellers coexist without a shared price reference, so identical catalog numbers are listed at very different prices.