Price History for CyberPower Standby Series CP550SLG 550VA / 330W Simulated Sine Wave UPS 8 Outlets / USB Port
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CyberPower Standby Series CP550SLG 550VA / 330W Simulated Sine Wave UPS 8 Outlets / USB Port
What you re looking at is the CyberPower Standby CP550SLG a robust uninterruptible power supply (UPS) designed to shield your home office electronics from the unpredictable nature of power supply. This powerfu
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Price History Chart
Recorded price history
| Date | Price |
|---|---|
| Oct 30, 2026 | $83.95 |
| Oct 29, 2026 | $86.00 |
| Oct 23, 2026 | $83.95 |
| Oct 22, 2026 | $86.00 |
| Oct 18, 2026 | $83.95 |
| Sep 10, 2026 | $90.02 |
| Aug 1, 2026 | $86.00 |
| Jul 27, 2026 | $81.45 |
| Jul 23, 2026 | $81.79 |
| Jul 22, 2026 | $88.48 |
| Jul 16, 2026 | $81.79 |
| Jul 15, 2026 | $87.44 |
| Jul 8, 2026 | $90.02 |
| Jul 5, 2026 | $89.96 |
| Jul 3, 2026 | $91.25 |
| Jul 1, 2026 | $88.99 |
| Jun 30, 2026 | $91.25 |
| Jun 27, 2026 | $88.99 |
| May 6, 2026 | $90.02 |
| Apr 27, 2026 | $77.95 |
| Apr 21, 2026 | $90.02 |
| Jan 24, 2026 | $77.95 |
| Dec 22, 2025 | $77.95 |
| Dec 17, 2025 | $77.95 |
| Nov 27, 2025 | $77.95 |
25 recorded prices; last found in Walmart’s data on Nov 2, 2026. How we track prices
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Analysis
CyberPower Standby Series CP550SLG 550VA / 330W Simulated Sine Wave UPS 8 Outlets / USB Port price analysis
Price analysis for CyberPower Standby Series CP550SLG 550VA / 330W Simulated Sine Wave UPS 8 Outlets / USB Port at Walmart: today's price of $83.95 is in the middle of the range we've recorded ($77.95 to $91.25).
- The current price of $83.95 is 8% (or $7.16) below the MSRP of $91.11.
- Today's price is 4% below its average daily price over the last 90 days ($87.38).
- The lowest recorded price on PriceWatchPro was $77.95 on November 27, 2025. That's $6.00 below today's price.
- The highest recorded price on PriceWatchPro was $91.25 on June 30, 2026. Today's price is $7.30 below that peak.
- 30-day trend: essentially flat (less than 1% movement).
- Across 24 tracked price changes, the listing has dropped 10 times with an average drop of $4.17.
- PriceWatchPro has been tracking this listing since November 27, 2025 (340 days of price history).
Compare
Compare CyberPower Standby Series CP550SLG 550VA / 330W Simulated Sine Wave UPS 8 Outlets / USB Port prices across retailers
Same item (UPC 649532005598), also tracked at:
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