# SITERWELL A4602A-7 Plug-In Carbon Monoxide Detector

SITERWELL A4602A-7 is listed as a plug-in carbon monoxide detector with a claimed 10-year backup battery. Its compact listed dimensions may suit a fixed outlet location, while the feature text also describes it as portable for travel.

- [Original product page](https://best-deals.pro/product/siterwell-a4602a-7-plug-in-carbon-monoxide-detector)
- [View offer](https://best-deals.pro/visit/siterwell-a4602a-7-plug-in-carbon-monoxide-detector)
- Market: US
- Language: en-US
- Currency: USD
- Brand: SITERWELL
- Model: A4602A-7
- Category: Electronics > Smart Home & Security > Alarms & Sensors
- Price: 51.99 USD
- Previous price: 60.67 USD
- Discount: 14%
- Price checked: 2026-11-13T05:46:09.514Z
- Rating: 4.8 / 5
- Reviews: 112

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Electrochemical CO sensor with an audible alarm, according to the listing.
- The feature description claims a 10-year backup battery for outages or loss of main power.
- Listing describes green for normal operation, yellow for fault and red for alarm, plus a one-touch silence function.
- Compact listed dimensions are 2.24"D x 3.62"W x 2.24"H.

## Pros

- Plug-in power setup is described as straightforward, and customer feedback also reports ease of use.
- The claimed battery backup is intended to keep the detector operating during power interruptions.
- Status-light colors and audible warning provide distinct listed notification methods.

## Specifications

### Identity
- Brand: SITERWELL
- Model: A4602A-7
- Color: White
- Sensor type: Electrochemical
- Alarm: Audible
### Power and battery
- Power configuration: Corded Electric
### Dimensions and installation
- Dimensions listed: 2.24"D x 3.62"W x 2.24"H
- Weight listed: 6.4 ounces
### Operating conditions and materials
- Operating humidity: 25~95%RH non-condensing
- Upper temperature rating: 37.8 °C
- Enclosure material: ABS

## Before you buy

- Listing details conflict: the title describes plug-in power and a 10-year battery, while the supplied power field says Corded Electric and the product-feature copy claims backup batteries. It also calls the unit portable and gives a separate size of 4.72\*2.76\*1.65inch, inconsistent with the listed dimensions. A feature bullet says 2-Pack while item quantity says 1. Confirm power, battery duration, size and selected quantity before buying. The stated backup runtime and portability are not confirmed by the supplied specifications.

## A good fit for

- Buyers seeking a plug-in CO detector with a listed electrochemical sensor and audible alarm.
- People who want a compact detector for a chosen outlet location, after confirming the actual dimensions and power arrangement.

## Less suited to

- Buyers who need confirmed battery-runtime details or a clearly verified travel configuration.
- Buyers requiring a smoke detector or a combined smoke-and-CO alarm.

## Customer feedback

Customer feedback reports ease of use, functionality and quality positively, including reports that setup is as simple as plugging it in. Battery life receives mixed feedback. That concern matters because the listing's claimed long-term backup is not specified consistently, so buyers should confirm the battery arrangement and expected runtime rather than treating the claim as settled.
- Positive themes: Customers report easy setup and positive impressions of functionality and quality.
- Mixed feedback: Battery life receives mixed feedback.

## Frequently asked questions

### Does this detector include battery backup?
The title and feature text claim a 10-year battery or battery backup, but the power field lists Corded Electric and no backup duration is independently specified. Confirm the exact selected model and battery arrangement.
### Can it be used for travel?
A feature bullet calls it portable, but the supplied dimensions conflict with another size given in that same listing. Verify the physical dimensions and power needs before relying on it for travel.
### Is this a smoke and carbon monoxide combination alarm?
The supplied product details describe a carbon monoxide detector only. They do not establish smoke detection.

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## Images

![SITERWELL A4602A-7 Plug-In Carbon Monoxide Detector — 1](https://best-deals.pro/i/AF-0x_Ui6oavk3Ua34DoGkGJweUZEhIJqvOLH_YKV0-vTY5G11tQXnvUf6sHyerT2znLK-EJCc8DavW50cfHBwiNsuPlN1AkaLVtjm5AbYWR2JGTpN3qXDqq.jpg)

![SITERWELL A4602A-7 Plug-In Carbon Monoxide Detector — 2](https://best-deals.pro/i/osA_NUlgrsEo4c-vyE1kxIqZRwqWDq2xmkaMvZCCHuvhOkhWvXyBQLZfWGS8uW64y7c8zKCbEhzcVr7ayvshRUj7Vf8vUdxcBdxQvjviSN9CM4LZ9Yb-N8PR.jpg)

![SITERWELL A4602A-7 Plug-In Carbon Monoxide Detector — 3](https://best-deals.pro/i/fDsKIElmc3nBX6SahMfLw2PItDocTOPn8Z3N66MkRKnXdaSIG1QSIkHRr4GSjxVBFq-RemGm807VsaAosgcts_wfY2dE4mhGNCORun9RwEJ3lve4yzt8pohp.jpg)

![SITERWELL A4602A-7 Plug-In Carbon Monoxide Detector — 4](https://best-deals.pro/i/7kmCPrRzfVSf-vBsCv7-TxIQviBaoMWRySXnEvVlhBFjeFCrnMMjX3A6Nig-rev-auGH6yyyrM2e-RB7BKWxFvenENxvh0yPThqALtRUNhiVWojDskmg_iYI.jpg)

![SITERWELL A4602A-7 Plug-In Carbon Monoxide Detector — 5](https://best-deals.pro/i/Ha42VPVtP2vfBU2xjoLRa262_FO3dRujlbpGspigvygsyY8e51bj-8V6qrJOiq2IWrWd3O4CckOxqdI8dhZ_1y8_MdXl3MGCCIVDVeP5ASbYwLHPusxrDdWN.jpg)

![SITERWELL A4602A-7 Plug-In Carbon Monoxide Detector — 6](https://best-deals.pro/i/H87sdyXi9qOWP0qBG1anXupAm94-RJOPLUuaq9Ce0gG_mWy2Eb69ybbbpFq824FcdAp3_Dcv6tDNWgQ2EJobdNoybMbcUuhe7YGdDseGQrxwhQIOTeFjx5cs.jpg)

![SITERWELL A4602A-7 Plug-In Carbon Monoxide Detector — 7](https://best-deals.pro/i/wnn7BCzRmJokL7bL5fP9QqxanLrYlkVoTkxA562pFpyVfYpjcUM_t5rxinBR2seATw9RvTpotl-7Xdge-hcSmgyOJFTbSX4PPsM_20lE-APHx3ZquhS_734v.jpg)