Price History for Replacement Battery for Polycom/SpectraLink Kirk 3040/4020/4040/4080. 730 mAh
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Replacement Battery for Polycom/SpectraLink Kirk 3040/4020/4040/4080. 730 mAh
Battery works for Kirk 3040 Kirk 4020 Kirk 4040 and Kirk 4080 phones. Battery replaces OEM battery number 84743411. The 730 mAh capacity rating is 22% higher than the OEM s 600 mAh capacity rating.
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Price History Chart
Recorded price history
| Date | Price |
|---|---|
| Apr 26, 2026 | $25.00 |
| Jan 24, 2026 | $21.00 |
| Dec 17, 2025 | $21.00 |
| Dec 9, 2025 | $21.00 |
| Dec 6, 2025 | $21.00 |
Analysis
Replacement Battery for Polycom/SpectraLink Kirk 3040/4020/4040/4080. 730 mAh price analysis
Price analysis for Replacement Battery for Polycom/SpectraLink Kirk 3040/4020/4040/4080. 730 mAh at Walmart: Today's price is $25.00. That's 17% off the MSRP of $29.99. The lowest recorded price on PriceWatchPro was $21.00 on December 6, 2025. That's $4.00 below today's price.
- The current price of $25.00 is 17% (or $4.99) below the MSRP of $29.99.
- The lowest recorded price on PriceWatchPro was $21.00 on December 6, 2025. That's $4.00 below today's price.
- The highest recorded price on PriceWatchPro was $25.00 on April 26, 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 December 6, 2025 (243 days of price history).
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