1756-CMS1B4
Market snapshot
Prices updated 10 Aug 2026 · next refresh 10 SepMedian $2,723 · 2 sellers · $1,173 below median at the lowest
Asking prices for the exact catalog number 1756-CMS1B4 currently range from $1,550 to $3,896 across 2 sellers, observed 10 Aug 2026. Prices are published seller asking prices; shipping, taxes and negotiated trade pricing are not included.
Current listings
2 SELLERS · SORTED BY PRICE| Seller | Condition | Price | vs median | Listing |
|---|---|---|---|---|
| eBay - controls_guy | USED / REFURB | $1,550.00 | -43% | View offer |
| eBay - jinlongda2017 | NEW | $3,895.64 | +43% | View offer |
Get quotes for this part
We forward your request to sellers who currently list the 1756-CMS1B4 at or below the market median. They quote you directly — we never see your pricing and take no commission.
Condition
AS STATED BY SELLERS| New | 1 |
| Used / refurbished | 1 |
Frequently asked
How much does a 1756-CMS1B4 cost?
As of 10 Aug 2026, the Allen-Bradley 1756-CMS1B4 is listed from $1,550 to $3,896 across 2 sellers. The median asking price is $2,723. Prices are published seller asking prices and are refreshed monthly.
Who sells the 1756-CMS1B4?
2 sellers currently list the 1756-CMS1B4, including eBay - controls_guy, eBay - jinlongda2017. 0 of them are specialist industrial distributors. The lowest current asking price is $1,550 from eBay - controls_guy.
Why do 1756-CMS1B4 prices vary so much?
The highest asking price for the 1756-CMS1B4 is 2.5× 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 ControlLogix 1756 parts
10 SHOWN| Catalog number | Sellers | Low | Median | Spread |
|---|---|---|---|---|
| 1756-EN2TControlLogix 1756 | 6 | $822 | $945 | +$388 |
| 1756-IF16ControlLogix 1756 | 14 | $205 | $625 | +$1,145 |
| 1756-EN2TRControlLogix 1756 | 16 | $1,282 | $1,416 | +$510 |
| 1756-OW16IControlLogix 1756 | 6 | $80.00 | $171 | +$322 |
| 1756-TBCHControlLogix 1756 | 3 | $28.89 | $49.99 | +$28.53 |
| 1756-IB16ControlLogix 1756 | 9 | $59.00 | $80.00 | +$120 |
| 1756-L81EControlLogix 1756 | 4 | $3,745 | $4,654 | +$2,155 |
| 1756-ENBTControlLogix 1756 | 8 | $95.00 | $251 | +$455 |
| 1756-IF8ControlLogix 1756 | 13 | $165 | $449 | +$877 |
| 1756-IA16ControlLogix 1756 | 15 | $74.96 | $173 | +$261 |