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First Alert deals

Every First Alert product we track, with the ones currently below their normal price first.

Products tracked

10

On sale now

3

Best discount

35%

Median price

$32.49

Compare before you buy

Comparison

Kidde Ring RGCUDR-RW vs First Alert SC5 SMCO600NV: Which Fits Your Home?

Choose by the compatible alarms already in your home and the battery routine you want, not by an unverified detection-performance claim.

Read the decision guide →

Comparison

Which smoke alarm fits your sensor and battery plan?

Choose by the sensing type your home plan calls for and how you want to handle battery changes. SMI100 is ionization with one replaceable 9V alkaline battery; SD2J0AX is photoelectric with a sealed lithium battery rated by its manufacturer for 10 years.

Read the decision guide →

3 deals · 7 more tracked