# Universal Security Instruments CO & Gas Alarm *Published: 2025-01-24 | Updated: 2024-12-28 | Source: https://shopsavvy.com/products/universal-security-instruments-co-and-gas-alarm* --- **Brand:** Brand: Universal Security Instruments **Price Range:** $33.84 - $90.72 across 15 retailers ## Pros - Highly effective in detecting gas leaks, including real-life positive experiences. - Trusted and recommended by professionals and repeat purchasers. - Compact and lightweight design makes it easy to place in various locations. - Natural gas detection capability is beneficial for those with a reduced sense of smell. - Provides peace of mind and reliable detection according to some long-term users. ## Cons - Frequent false alarms, even in gas-free areas. - Poor customer support; lack of response to issues. - Observed issues with discoloration and potential overheating. - Described as unreliable with frequent malfunctions and unnecessary emergency responses. - Installation can be inconvenient due to the need for an outlet close to the ceiling. ## About This Product Product Description Litex Industries – Litex MCND401B 2-in-1 Carbon Monoxide & Natural Gas Smart Alarm Plug-In with 9-Volt Battery Backup - This compact plug-in alarm is perfect for new or replacement installations. Dual sensing alarm - provides protection against two deadly household threats: Carbon Monoxide and Natural Gas. This alarm is suitable for installation in houses, apartments and mobile homes. Early warning of carbon monoxide, natural gas and smoke is best achieved by installing combination alarms on every level of dwelling, including basements. Litex Industries “Engineered for Excellence” From the Manufacturer Founded in 1969, Universal Security Instruments has over 50 years of heritage in providing home safety products for families. With state-of-the-art manufacturing facilities, Universal Security Instruments continues to launch revolutionary new products and innovative technologies with the mission of always working to keep families protected. ## Last Seen Prices | Retailer | Price | Availability | Last seen | Store's standard terms | |----------|-------|-------------|-----------|------------------------| | [Truegether](https://shopsavvy.com/api/redirect/products/0z5X5VoATlMVvNAtuz6O/offers/WCju3XNJgR6R9RZetlTI?source=shopsavvy&medium=product-page) | $33.84 | In Stock | 2023-05-25 (may have changed) | | | [Bonanza](https://shopsavvy.com/api/redirect/products/0z5X5VoATlMVvNAtuz6O/offers/GujalKWpDp9DWp76evfc?source=shopsavvy&medium=product-page) | $42.75 | In Stock | 2023-05-25 (may have changed) | | | [Wholesale Home](https://shopsavvy.com/api/redirect/products/0z5X5VoATlMVvNAtuz6O/offers/mwsnV5wFUdQk20C2JAKQ?source=shopsavvy&medium=product-page) | $42.99 | In Stock | 2023-06-29 (may have changed) | | | [Walmart](https://shopsavvy.com/api/redirect/products/0z5X5VoATlMVvNAtuz6O/offers/MxKNqlIekRAWJebMjzDT?source=shopsavvy&medium=product-page) | $45.99 | In Stock | 2022-12-10 (may have changed) | 90-day returns (in store too) | | [Universal Security Store](https://shopsavvy.com/api/redirect/products/0z5X5VoATlMVvNAtuz6O/offers/8f77e59d-22ac-21f5-3a83-43542b064d6b?source=shopsavvy&medium=product-page) | $48.95 | In Stock | 2024-12-28 (may have changed) | | | [Homelectrical](https://shopsavvy.com/api/redirect/products/0z5X5VoATlMVvNAtuz6O/offers/jvluGjFyqowWmMhnR7yU?source=shopsavvy&medium=product-page) | $49.37 | In Stock | 2024-12-28 (may have changed) | | | [Great Brands Outlet](https://shopsavvy.com/api/redirect/products/0z5X5VoATlMVvNAtuz6O/offers/hIU2FKUc1OE6Usa5fzir?source=shopsavvy&medium=product-page) | $54.95 | In Stock | 2024-12-28 (may have changed) | | | [Wayfair](https://shopsavvy.com/api/redirect/products/0z5X5VoATlMVvNAtuz6O/offers/S39tbNAaoQokdA9yVhh0?source=shopsavvy&medium=product-page) | $57.58 | In Stock | 2023-05-25 (may have changed) | 30-day returns · free shipping on $35+ | | [The Home Depot](https://shopsavvy.com/api/redirect/products/0z5X5VoATlMVvNAtuz6O/offers/eB9Hj5oqjPM1pJxF17QE?source=shopsavvy&medium=product-page) | $59.31 | In Stock | 2023-05-25 (may have changed) | 90-day returns (in store too) | | [The BuildClub](https://shopsavvy.com/api/redirect/products/0z5X5VoATlMVvNAtuz6O/offers/1jpdHgUj0WHmG01JPSmS?source=shopsavvy&medium=product-page) | $64.05 | In Stock | 2023-05-25 (may have changed) | | | [Amazon](https://shopsavvy.com/api/redirect/products/0z5X5VoATlMVvNAtuz6O/offers/9355ba56-d206-ff3a-fafc-0eed1d7cdab0?source=shopsavvy&medium=product-page) | $64.51 | In Stock | 2024-12-28 (may have changed) | | | [QVC](https://shopsavvy.com/api/redirect/products/0z5X5VoATlMVvNAtuz6O/offers/D8HUYU7pJr6mwptxQarY?source=shopsavvy&medium=product-page) | $65.00 | In Stock | 2024-12-28 (may have changed) | 30-day returns | | [Soxy](https://shopsavvy.com/api/redirect/products/0z5X5VoATlMVvNAtuz6O/offers/fba88bce-48fe-72d7-d7ae-6cf68459a1af?source=shopsavvy&medium=product-page) | $65.00 | In Stock | 2024-12-28 (may have changed) | | | [Neobits.com](https://shopsavvy.com/api/redirect/products/0z5X5VoATlMVvNAtuz6O/offers/P4cyWzYHpJUMpsUKVzEY?source=shopsavvy&medium=product-page) | $89.95 | In Stock | 2023-05-25 (may have changed) | | | [DK Hardware](https://shopsavvy.com/api/redirect/products/0z5X5VoATlMVvNAtuz6O/offers/cxLksKz4NyinTok7MrPm?source=shopsavvy&medium=product-page) | $90.72 | In Stock | 2023-05-25 (may have changed) | | *Store terms are each retailer's standard return and shipping policy from ShopSavvy's retailer research; some products and categories differ, so check with the store before buying.* [See every retailer and the full price history on ShopSavvy](https://shopsavvy.com/products/universal-security-instruments-co-and-gas-alarm) --- *About this page: ShopSavvy compares prices across thousands of retailers, aggregates expert and user reviews, and tracks price history to help you make informed buying decisions. 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