# Siemens - Q140 - Circuit Breaker 40A 1P 120V 10K QP - Allied Electronics & Automation, part of RS Group

**Manufacturer:** Siemens  
**MPN:** `Q140`

The Siemens Q140 is a 40-amp single pole type QP circuit breaker. It features a 10,000 AIC interrupting rating and provides easy plug-in connections in Siemens enclosures. This breaker is designed for use in overload and short-circuit protection of electrical systems, and is compatible with Siemens PL and ES series load centers. With a one-year warranty, the Q140 offers reliable protection for your electrical system.

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Siemens |
| Manufacturer name | Siemens |
| Manufacturer | Siemens |
| Category | Circuit Breakers, Fuses & Protection/Circuit Breakers/Equipment Circuit Breakers |
| Extra Product Name | Siemens - Q140 - Circuit Breaker 40A 1P 120V 10K QP - Allied Electronics & Automation, part of RS Group |
| moq | 1 |
| MPN | Q140 |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | 70821760 |
| snippet | Circuit Breaker 40A 1P 120V 10K QP |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Allied Electronics | 70821760 |  |  | None | 1 |
| Crescent Electric Supply Co | Q140 |  |  | None | 1 |
| Zoro | G1666025 | 6.59 | 1 | 103 | 1 |
| Grainger | 3CNF6 |  |  | None | 1 |
| Galco | Q140 |  |  | None | 1 |
| motorsandcontrol.com | Q140 | 10.56 | 1 | None | 1 |
| Monarch Electric | 5617 |  |  | None | 1 |
| AmazonTP | B000WUNRQ2 | 3.83 | 1 | None | 1 |
| Amazon | B000WUNRQ2 | 3.84 | 1 | None | 1 |
| AmazonSC | B00A2V0XY0 |  |  | None | 1 |
| sustainablesupply.com | C1192589 | 14.21 | 1 | None | 1 |
| Widespread | Q140 |  |  | None | 1 |
| French Gerleman | SIEQ140 |  |  | None | 1 |
| westsidewholesale.com | Q140 |  |  | None | 1 |
| kirbyrisk.com | 559218 | 7.07 | 1 | 32 | 1 |
| simsupply.com | ZO-G1666025 | 13.77 | 1 | 47 | 1 |
| standardelectricsupply.com | 95128 | 9.49 | 1 | None | 1 |
| steinerelectric.com | 27522 | 4.35 | 1 | None | 1 |
| superbreakers.com | Q140 | 8.29 | 1 | None | 1 |
| bulbspro.com | Q140 | 29.81 | 1 | None | 1 |
| Coast Pneumatics | Q140 |  |  | None | 1 |
| electricsuppliesonline.com | Q140 | 15.4 | 1 | None | 1 |
| Kelly Hayes | Q140 | 11.33 | 1 | 69 | 1 |
| improvedepot.com | 974533 | 3.99 | 1 | None | 1 |
| Guardian | Q140 |  |  | None | 1 |

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Structured data: `/python/html6/product/500/88000000/88245000/part_--Q140---Siemens--7695fae7b0.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp