# First Alert? Onelink Smart Hardwired Smoke/co Alarm W/ 10 Year Battery Backup | HD Supply

**Manufacturer:** First Alert  
**MPN:** `1042137-AC ONELINK`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | First Alert |
| Manufacturer name | First Alert |
| Manufacturer | First Alert |
| InStockString | True |
| Extra Product Name | First Alert? Onelink Smart Hardwired Smoke/co Alarm W/ 10 Year Battery Backup \| HD Supply |
| UPC | 029054020345 |
| Weight | 2.350 |
| WeightUnit | lbs |
| countryOfOrigin | MEXICO |
| extendedQty | 0 |
| moq | 1 |
| MPN | 1042137-AC ONELINK |
| multiple | 1 |
| qtyInStock | 0 |
| qtySource | BlockString |
| SKU | 126538 |
| tierMinQty1 | 1 |
| tierPrice1 | 192.45 |
| Brand | First Alert |
| Country of Origin | MEXICO |
| UNSPSC | 46191501 |
| UPC Code | 29054020345 |
| Alarm Power Source | Hardwired |
| Alarm Sensor Type | Electrochemical/Photoelectric |
| Alert Type | Voice |
| Battery Type | 10 Year |
| Package Quantity | 1 |
| Height | 8.260 |
| Length | 3.500 |
| Size Measure | IN |
| Weight Measure | LB |
| Width | 8.260 |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| HD Supply | 126538 | 192.45 | 1 | None | 1 |

---
Structured data: `/python/html6/product/500/199000000/199001000/part_--1042137ACONELINK---FirstAlert--ef2031e2e8.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp