BRK SC9120B Smoke and Carbon Monoxide Alarm
Its real drops usually come around June and March, to about $36.49. A fall to about $36.49 is realistic — set an alert and we'll email you. Heads up: this re-priced downward recently — we judge it against its new normal of $47.83, not the old $57.07.
Price context
This verdict comes from tracked price history. Run a live check for the freshest read — or set a free price-drop alert.
Run a live price check →typical$24.99
all-time low99/100
Drop Tendency
How we predict: Thrifle reads this product's real Amazon price history and runs it through our price models — a transparent statistical engine plus GOAT Model 2.0, our machine-learning model — to estimate whether the price will drop, how low it's likely to go, and when. Every verdict shows its benchmarks and its own confidence, and we grade ourselves in public: see our live accuracy track record.
Frequently asked questions
Will the price of BRK SC9120B Smoke and Carbon Monoxide Alarm drop?
Thrifle's model expects it could drop to about $36.49 (likely $31.29–$32.35), typically within about 233 days — versus $47.00 today.
Is now a good time to buy BRK SC9120B Smoke and Carbon Monoxide Alarm?
Thrifle's current verdict is Fair price (Likely to drop) with 88% confidence. Today's price of $47.00 is at or below the typical price of $47.83. Its real drops usually come around June and March, to about $36.49. A fall to about $36.49 is realistic — set an alert and we'll email you. Heads up: this re-priced downward recently — we judge it against its new normal of $47.83, not the old $57.07.
What is the lowest price BRK SC9120B Smoke and Carbon Monoxide Alarm has been?
The lowest tracked price for this product is $24.99, recorded on Jun 11, 2026.