Price History for LB4100 UV-C Air Purifier Replacement Bulb, Designed for use with AC4100, AC4150 and AC4175 Air Purifiers
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LB4100 UV-C Air Purifier Replacement Bulb, Designed for use with AC4100, AC4150 and AC4175 Air Purifiers
GermGuardian LB4100 UV-C Replacement Bulb is a 2-Watt bulb. The UV-C light fights germs, kills airborne bacteria, viruses and mold spores. The light is a safe and natural way to kill germs without the use of ch
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Price History Chart
Recorded price history
| Date | Price |
|---|---|
| Oct 18, 2026 | $19.99 |
| Dec 14, 2025 | $12.89 |
| Dec 6, 2025 | $12.89 |
| Nov 18, 2025 | $12.89 |
| Oct 24, 2025 | $12.89 |
5 recorded prices; last found in Home Depot’s data on Nov 4, 2026. How we track prices
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Analysis
LB4100 UV-C Air Purifier Replacement Bulb, Designed for use with AC4100, AC4150 and AC4175 Air Purifiers price analysis
Price analysis for LB4100 UV-C Air Purifier Replacement Bulb, Designed for use with AC4100, AC4150 and AC4175 Air Purifiers at Home Depot: today's price of $19.99 is the highest price we've recorded for this listing.
- Currently listed at $19.99, which is $7.10 above the original MSRP of $12.89.
- Today's price is 40% above its average daily price over the last 90 days ($14.31).
- The lowest recorded price on PriceWatchPro was $12.89 on October 24, 2025. That's $7.10 below today's price.
- The highest recorded price on PriceWatchPro was $19.99 on October 18, 2026.
- No meaningful price drops recorded in the tracked history — this listing has held steady or trended upward.
- PriceWatchPro has been tracking this listing since October 24, 2025 (376 days of price history).
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