6ES7521-1BH00-0AB0
Market snapshot
Prices updated 20 Sep 2026 · next refresh 21 OctMedian $269 · 8 sellers · $125 below median at the lowest
Asking prices for the exact catalog number 6ES7521-1BH00-0AB0 currently range from $144 to $397 across 8 sellers, observed 20 Sep 2026. Distributor product page: nexinstrument.com. Prices are published seller asking prices; shipping, taxes and negotiated trade pricing are not included.
Current listings
8 SELLERS · SORTED BY PRICE| Seller | Condition | Price | vs median | Listing |
|---|---|---|---|---|
| siesourcehk.com | not stated | $143.57 | -47% | View offer |
| Classic Automation | not stated | $159.00 | -41% | View listing |
| nexinstrument.com | not stated | $224.00 | -17% | View listing |
| Leadtime | not stated | $245.60 | -9% | View offer |
| Halltronics | not stated | $291.42 | +9% | View offer |
| SB Industrial Supply | NEW | $300.00 | +12% | View offer |
| PLC Direct | not stated | $363.74 | +35% | View listing |
| DigiKey | not stated | $396.94 | +48% | View offer |
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Condition
AS STATED BY SELLERS| New | 1 |
| Not stated | 7 |
Variants and similar numbers
VERIFY BEFORE ORDERING| Catalog number | Relationship | Sellers | Median | vs this part |
|---|---|---|---|---|
| 6ES7521-1BL00-0AB0 | one character apart | 13 | $322 | +20% |
| 6ES7521-1BH10-0AA0 | one character apart | 12 | $245 | -9% |
| 6ES7521-1FH00-0AA0 | one character apart | 7 | $303 | +13% |
| 6ES7521-1BH50-0AA0 | one character apart | 3 | $180 | -33% |
| 6ES7521-1BP00-0AA0 | one character apart | 2 | $644 | +140% |
Frequently asked
How much does a 6ES7521-1BH00-0AB0 cost?
As of 20 Sep 2026, the Siemens 6ES7521-1BH00-0AB0 is listed from $144 to $397 across 8 sellers. The median asking price is $269. Prices are published seller asking prices and are refreshed monthly.
Who sells the 6ES7521-1BH00-0AB0?
8 sellers currently list the 6ES7521-1BH00-0AB0, including siesourcehk.com, Classic Automation, nexinstrument.com. 8 of them are specialist industrial distributors. The lowest current asking price is $144 from siesourcehk.com.
Why do 6ES7521-1BH00-0AB0 prices vary so much?
The highest asking price for the 6ES7521-1BH00-0AB0 is 2.8× 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 |
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| 6ES7870-1AA01-0YA0SIMATIC S7 | 3 | $1,475 | $1,800 | +$746 |
| 6ES7870-1AB01-0YA1SIMATIC S7 | 2 | $788 | $1,416 | +$1,256 |
| 6ES7193-6BP00-0DA0SIMATIC S7 | 14 | $21.00 | $36.50 | +$62.78 |
| 6ES7193-6AR00-0AA0SIMATIC S7 | 20 | $35.00 | $80.00 | +$165 |
| 6ES7131-6BH01-0BA0SIMATIC S7 | 10 | $96.89 | $113 | +$26.11 |
| 6ES7193-6BP00-0BA0SIMATIC S7 | 13 | $13.50 | $30.00 | +$45.50 |
| 6ES7214-1AG40-0XB0SIMATIC S7 | 5 | $314 | $428 | +$366 |
| 6ES7136-6BA01-0CA0SIMATIC S7 | 13 | $136 | $283 | +$364 |
| 6ES7134-6GF00-0AA1SIMATIC S7 | 20 | $142 | $289 | +$355 |
| 6ES7132-6BH01-0BA0SIMATIC S7 | 16 | $39.00 | $106 | +$126 |
