3RV2021-4AA20
Market snapshot
Prices updated 20 Sep 2026 · next refresh 21 OctMedian $145 · 4 sellers · $71.58 below median at the lowest
Asking prices for the exact catalog number 3RV2021-4AA20 currently range from $73.60 to $202 across 4 sellers, observed 20 Sep 2026. Prices are published seller asking prices; shipping, taxes and negotiated trade pricing are not included.
Current listings
4 SELLERS · SORTED BY PRICE| Seller | Price | vs median | Listing |
|---|---|---|---|
| Leadtime | $73.60 | -49% | View offer |
| PLC Direct | $140.36 | -3% | View offer |
| Sigma Surplus | $150.00 | +3% | View offer |
| Standard Electric Supply Co. | $201.60 | +39% | View offer |
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Variants and similar numbers
VERIFY BEFORE ORDERING| Catalog number | Relationship | Sellers | Median | vs this part |
|---|---|---|---|---|
| 3RV2021-4BA10 | one character apart | 9 | $167 | +15% |
| 3RV2021-4CA10 | one character apart | 8 | $150 | +4% |
| 3RV2021-4EA10 | one character apart | 6 | $149 | +3% |
| 3RV2021-4AA15 | one character apart | 6 | $128 | -12% |
| 3RV2021-4NA10 | one character apart | 5 | $169 | +16% |
| 3RV2021-4PA10 | one character apart | 4 | $162 | +12% |
| 3RV2021-4DA20 | one character apart | 4 | $220 | +52% |
| 3RV2021-4FA10 | one character apart | 3 | $147 | +1% |
Frequently asked
How much does a 3RV2021-4AA20 cost?
As of 20 Sep 2026, the Siemens 3RV2021-4AA20 is listed from $73.60 to $202 across 4 sellers. The median asking price is $145. Prices are published seller asking prices and are refreshed monthly.
Who sells the 3RV2021-4AA20?
4 sellers currently list the 3RV2021-4AA20, including Leadtime, PLC Direct, Sigma Surplus. 4 of them are specialist industrial distributors. The lowest current asking price is $73.60 from Leadtime.
Why do 3RV2021-4AA20 prices vary so much?
The highest asking price for the 3RV2021-4AA20 is 2.7× 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.
