1747-L20B
Market snapshot
Prices updated 20 Sep 2026 · next refresh 21 OctMedian $684 · 5 sellers · $434 below median at the lowest
Asking prices for the exact catalog number 1747-L20B currently range from $250 to $848 across 5 sellers, observed 20 Sep 2026. Distributor product page: santaclarasystems.com. Prices are published seller asking prices; shipping, taxes and negotiated trade pricing are not included.
Current listings
5 SELLERS · SORTED BY PRICE| Seller | Condition | Price | vs median | Listing |
|---|---|---|---|---|
| Artisan Technology Group | not stated | $250.00 | -63% | View offer |
| 4D Controls | USED / REFURB | $418.26 | -39% | View offer |
| DO Supply | not stated | $684.00 | · | View listing |
| Radwell.com | not stated | $720.29 | +5% | View offer |
| Southland Electrical Supply | USED / REFURB | $848.26 | +24% | View offer |
Get quotes for this part
We forward your request to sellers who currently list the 1747-L20B at or below the market median. They quote you directly — we never see your pricing and take no commission.
Price watch
FREE · MONTHLYGet an email when the market for the 1747-L20B moves: sellers appearing or disappearing, or the median shifting. One email per monthly refresh, and only when something changed. Unsubscribe any time.
Condition
AS STATED BY SELLERS| Used / refurbished | 2 |
| Not stated | 3 |
Variants and similar numbers
VERIFY BEFORE ORDERING| Catalog number | Relationship | Sellers | Median | vs this part |
|---|---|---|---|---|
| 1747-L40C | one character apart | 9 | $450 | -34% |
| 1747-L20C | one character apart | 8 | $433 | -37% |
| 1747-L40A | one character apart | 6 | $724 | +6% |
| 1747-L40B | one character apart | 6 | $538 | -21% |
| 1747-L30B | one character apart | 4 | $463 | -32% |
| 1747-L30C | one character apart | 4 | $256 | -62% |
| 1747-L30A | one character apart | 4 | $539 | -21% |
Frequently asked
How much does a 1747-L20B cost?
As of 20 Sep 2026, the Allen-Bradley 1747-L20B is listed from $250 to $848 across 5 sellers. The median asking price is $684. Prices are published seller asking prices and are refreshed monthly.
Who sells the 1747-L20B?
5 sellers currently list the 1747-L20B, including Artisan Technology Group, 4D Controls, DO Supply. 5 of them are specialist industrial distributors. The lowest current asking price is $250 from Artisan Technology Group.
Why do 1747-L20B prices vary so much?
The highest asking price for the 1747-L20B is 3.4× 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 SLC 500 CPUs parts
10 SHOWN| Catalog number | Sellers | Low | Median | Spread |
|---|---|---|---|---|
| 1747-UICSLC 500 CPUs | 11 | $40.85 | $95.11 | +$244 |
| 1747-BASLC 500 CPUs | 2 | $35.00 | $42.00 | +$14.00 |
| 1747-CP3SLC 500 CPUs | 3 | $171 | $317 | +$242 |
| 1747-AENTRSLC 500 CPUs | 12 | $1,380 | $1,789 | +$619 |
| 1747-L551SLC 500 CPUs | 16 | $650 | $1,575 | +$1,950 |
| 1747-L552SLC 500 CPUs | 8 | $1,200 | $3,118 | +$2,800 |
| 1747-L553SLC 500 CPUs | 15 | $1,249 | $2,162 | +$2,753 |
| 1747-SNSLC 500 CPUs | 6 | $19.99 | $59.50 | +$92.21 |
| 1747-L532SLC 500 CPUs | 9 | $99.99 | $166 | +$436 |
| 1747-L541SLC 500 CPUs | 14 | $90.00 | $302 | +$737 |
