Price History for 40-Watt (F40T12) 1 or 2 Lamp 4 ft. T12 120V Rapid Start High Frequency Electronic Replacement Ballast (RELB2S40N)
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40-Watt (F40T12) 1 or 2 Lamp 4 ft. T12 120V Rapid Start High Frequency Electronic Replacement Ballast (RELB2S40N)
The Philips Advance AmbiStar Metal Black Ballast is UTL, CSA and ETL listed. It offers metal construction for strength. This lightweight ballast has a traditional style and black finish.
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Price History Chart
Recorded price history
Showing the 30 most recent of 71 recorded prices.
| Date | Price |
|---|---|
| Aug 13, 2026 | $23.16 |
| Aug 12, 2026 | $24.72 |
| Aug 9, 2026 | $23.61 |
| Aug 6, 2026 | $23.08 |
| Aug 5, 2026 | $23.63 |
| Aug 3, 2026 | $23.08 |
| Aug 2, 2026 | $23.16 |
| Aug 1, 2026 | $23.08 |
| Jul 30, 2026 | $23.16 |
| Jul 18, 2026 | $23.08 |
| Jul 17, 2026 | $23.16 |
| Jul 15, 2026 | $23.08 |
| Jul 14, 2026 | $24.28 |
| Jul 11, 2026 | $23.08 |
| Jul 10, 2026 | $23.95 |
| Jun 28, 2026 | $23.08 |
| Jun 27, 2026 | $25.64 |
| Jun 26, 2026 | $24.84 |
| Jun 24, 2026 | $23.08 |
| Jun 23, 2026 | $23.22 |
| Jun 22, 2026 | $23.08 |
| Jun 21, 2026 | $23.95 |
| Jun 19, 2026 | $23.08 |
| Jun 17, 2026 | $24.42 |
| Jun 15, 2026 | $23.08 |
| Jun 14, 2026 | $23.16 |
| Jun 8, 2026 | $23.08 |
| Jun 1, 2026 | $23.16 |
| May 20, 2026 | $23.60 |
| May 16, 2026 | $23.77 |
Analysis
40-Watt (F40T12) 1 or 2 Lamp 4 ft. T12 120V Rapid Start High Frequency Electronic Replacement Ballast (RELB2S40N) price analysis
Price analysis for 40-Watt (F40T12) 1 or 2 Lamp 4 ft. T12 120V Rapid Start High Frequency Electronic Replacement Ballast (RELB2S40N) at Home Depot: Today's price is $23.16. That's 3% off the MSRP of $23.78. Current price is 2% below the 90-day average of $23.52 (a $0.36 below the running mean).
- The current price of $23.16 is 3% (or $0.62) below the MSRP of $23.78.
- Current price is 2% below the 90-day average of $23.52 (a $0.36 below the running mean).
- The lowest recorded price on PriceWatchPro was $21.01 on February 25, 2026. That's $2.15 below today's price.
- The highest recorded price on PriceWatchPro was $25.64 on June 27, 2026. Today's price is $2.48 below that peak.
- 30-day trend: essentially flat (less than 1% movement).
- Across 70 tracked price changes, the listing has dropped 18 times with an average drop of $1.45.
- PriceWatchPro has been tracking this listing since November 5, 2025 (281 days of price history).
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Snapshot
40-Watt (F40T12) 1 or 2 Lamp 4 ft. T12 120V Rapid Start High Frequency Electronic Replacement Ballast (RELB2S40N) shopping snapshot
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