6ES7521-1BL00-0AB0
Market snapshot
Prices updated 9 Oct 2026 · next refresh 9 NovMedian $325 · 13 sellers · $178 below median at the lowest
Asking prices for the exact catalog number 6ES7521-1BL00-0AB0 currently range from $147 to $620 across 13 sellers, observed 9 Oct 2026. Distributor product page: nexinstrument.com. Prices are published seller asking prices; shipping, taxes and negotiated trade pricing are not included.
Current listings
13 SELLERS · SORTED BY PRICE| Seller | Condition | Price | vs median | Listing |
|---|---|---|---|---|
| co-living24.de | not stated | $147.00 | -55% | View offer |
| eBay - nextcycletech | not stated | $182.75 | -44% | View offer |
| eBay - heojeobab | not stated | $219.91 | -32% | View offer |
| eBay | not stated | $278.00 | -14% | View offer |
| eBay - pilot_automatic | not stated | $298.87 | -8% | View offer |
| eBay - miss158a | not stated | $322.34 | -1% | View offer |
| eBay - plcin4 | not stated | $324.85 | · | View offer |
| NRI Industrial Sales | not stated | $335.25 | +3% | View offer |
| 4D Controls | USED / REFURB | $369.00 | +14% | View listing |
| EnrgTech | not stated | $414.96 | +28% | View offer |
| PLC Direct | not stated | $430.67 | +33% | View listing |
| Mouser | not stated | $620.50 | +91% | View offer |
| DigiKey | not stated | $620.50 | +91% | View offer |
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Condition
AS STATED BY SELLERS| Used / refurbished | 1 |
| Not stated | 12 |
Variants and similar numbers
VERIFY BEFORE ORDERING| Catalog number | Relationship | Sellers | Median | vs this part |
|---|---|---|---|---|
| 6ES7521-1BL10-0AA0 | one character apart | 11 | $430 | +32% |
| 6ES7521-1BH00-0AB0 | one character apart | 6 | $282 | -13% |
| 6ES7521-1BP00-0AA0 | one character apart | 2 | $786 | +142% |
Frequently asked
How much does a 6ES7521-1BL00-0AB0 cost?
As of 9 Oct 2026, the Siemens 6ES7521-1BL00-0AB0 is listed from $147 to $620 across 13 sellers. The median asking price is $325. Prices are published seller asking prices and are refreshed monthly.
Who sells the 6ES7521-1BL00-0AB0?
13 sellers currently list the 6ES7521-1BL00-0AB0, including co-living24.de, eBay - nextcycletech, eBay - heojeobab. 7 of them are specialist industrial distributors. The lowest current asking price is $147 from co-living24.de.
Why do 6ES7521-1BL00-0AB0 prices vary so much?
The highest asking price for the 6ES7521-1BL00-0AB0 is 4.2× 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.
Related SIMATIC S7 parts
10 SHOWN| Catalog number | Sellers | Low | Median | Spread |
|---|---|---|---|---|
| 6ES7870-1AB01-0YA1SIMATIC S7 | 2 | $749 | $2,701 | +$3,903 |
| 6ES7870-1AA01-0YA0SIMATIC S7 | 2 | $1,414 | $1,817 | +$807 |
| 6ES7193-6BP00-0DA0SIMATIC S7 | 13 | $21.31 | $39.00 | +$39.51 |
| 6ES7193-6AR00-0AA0SIMATIC S7 | 20 | $37.50 | $79.00 | +$103 |
| 6ES7214-1AG40-0XB0SIMATIC S7 | 11 | $286 | $328 | +$141 |
| 6ES7193-6BP00-0BA0SIMATIC S7 | 11 | $13.33 | $33.76 | +$37.07 |
| 6ES7131-6BH01-0BA0SIMATIC S7 | 11 | $65.00 | $99.29 | +$92.14 |
| 6ES7136-6BA01-0CA0SIMATIC S7 | 14 | $132 | $403 | +$983 |
| 6ES7155-6AU01-0CN0SIMATIC S7 | 11 | $167 | $193 | +$128 |
| 6ES7331-7KF02-0AB0SIMATIC S7 | 19 | $76.80 | $260 | +$490 |
