Price History for 500 ft. 18/2 White CMP/FPLP/CL3P-Plenum Stranded-Shielded Bare Copper Security/Alarm/Control/Sound Wire Indoor/Outdoor
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500 ft. 18/2 White CMP/FPLP/CL3P-Plenum Stranded-Shielded Bare Copper Security/Alarm/Control/Sound Wire Indoor/Outdoor
Applications: SYSTON Security, control, sound and alarm cable is used in applications that include wiring fire alarm, security burglar alarm, public address systems, intercoms, telephone stations, communication
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Price History Chart
Recorded price history
| Date | Price |
|---|---|
| May 19, 2026 | $118.83 |
| Jan 13, 2026 | $126.64 |
| Dec 14, 2025 | $118.36 |
| Dec 5, 2025 | $118.36 |
| Nov 22, 2025 | $118.36 |
| Nov 21, 2025 | $118.36 |
6 recorded prices; last found in Home Depot’s data on Nov 4, 2026. How we track prices
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Analysis
500 ft. 18/2 White CMP/FPLP/CL3P-Plenum Stranded-Shielded Bare Copper Security/Alarm/Control/Sound Wire Indoor/Outdoor price analysis
Price analysis for 500 ft. 18/2 White CMP/FPLP/CL3P-Plenum Stranded-Shielded Bare Copper Security/Alarm/Control/Sound Wire Indoor/Outdoor at Home Depot: today's price of $118.83 is near the low end of the range we've recorded ($118.36 to $126.64).
- Currently listed at $118.83, which is $0.47 above the original MSRP of $118.36.
- Today's price matches its average daily price over the last 90 days ($118.83).
- The lowest recorded price on PriceWatchPro was $118.36 on November 21, 2025. That's $0.47 below today's price.
- The highest recorded price on PriceWatchPro was $126.64 on January 13, 2026. Today's price is $7.81 below that peak.
- Across 5 tracked price changes, the listing has dropped once with an average drop of $7.81.
- PriceWatchPro has been tracking this listing since November 21, 2025 (348 days of price history).
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