6ES5-308-3UC21
Market snapshot
Prices updated 10 Aug 2026 · next refresh 10 SepMedian $352 · 5 sellers · $225 below median at the lowest
Asking prices for the exact catalog number 6ES5-308-3UC21 currently range from $127 to $966 across 5 sellers, observed 10 Aug 2026. Prices are published seller asking prices; shipping, taxes and negotiated trade pricing are not included.
Current listings
5 SELLERS · SORTED BY PRICE| Seller | Price | vs median | Listing |
|---|---|---|---|
| PLC Direct | $126.51 | -64% | View offer |
| Aeliya Marine | $351.99 | · | View offer |
| Auto2mation | $351.99 | · | View offer |
| MRO Global Solutions | $950.00 | +170% | View offer |
| Relectric.com | $966.24 | +175% | View offer |
Get quotes for this part
We forward your request to sellers who currently list the 6ES5-308-3UC21 at or below the market median. They quote you directly — we never see your pricing and take no commission.
Variants and similar numbers
VERIFY BEFORE ORDERING| Catalog number | Relationship | Sellers | Median | vs this part |
|---|---|---|---|---|
| 6ES5-308-3UC11 | one character apart | 10 | $336 | -5% |
| 6ES5-308-3UB11 | one character apart | 4 | $145 | -59% |
Frequently asked
How much does a 6ES5-308-3UC21 cost?
As of 10 Aug 2026, the Siemens 6ES5-308-3UC21 is listed from $127 to $966 across 5 sellers. The median asking price is $352. Prices are published seller asking prices and are refreshed monthly.
Who sells the 6ES5-308-3UC21?
5 sellers currently list the 6ES5-308-3UC21, including PLC Direct, Aeliya Marine, Auto2mation. 5 of them are specialist industrial distributors. The lowest current asking price is $127 from PLC Direct.
Why do 6ES5-308-3UC21 prices vary so much?
The highest asking price for the 6ES5-308-3UC21 is 7.6× 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.