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66DWX Laptop Battery Replacement for Dell Latitude 7440 7450 7340 7350 7640 7650 Series Notebook WW8N8 0JNYT4 JNYT4 0047T0 047T0 0CTJJ6 CTJJ6 0V0W55 V0W55 FH97R 00HYH8 0HYH8 086D0Y 86D0Y
✅ In stock
F
Grade
Analysis Confidence
55%
Price verified Sep 5, 2026 2:23 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰The current price sits right around what this item typically fetches.
- 🏷️The listed retail price is trimmed by 3% at checkout.
- 📉Better-priced windows have occurred before, though not frequently — today's price is reasonably competitive.
- 📈Prices have been moving higher lately — waiting risks paying more if that momentum continues.
How We Scored This Deal
Price Competitiveness
0.76/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
0/20
Momentum
0/10
📝 Product Overview
🏪 Sold by
Jmsrunne Tech
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓🍃【 Specifications】Battery type: Li-ion. /Battery life: Up to 1000 recharge cycles over the life of the battery. Also comes with installation tools.🍃（Purchasing Note: Due to the complexity of laptop battery models, you may not be able to accurately determine the model you need to purchase,Please open the back cover of the laptop to confirm the original battery model number）
✓66DWX battery Replacement Battery ① for Dell Latitude 7640 7650 Series,②for Dell Latitude 7340 7350 Series,③for Dell Latitude 7440 7450 Series (NOTE: NOT Compatible with Dell Latitude 14 E7440 E7450 Series)
✓🍃【Replacement Part Number】66DWX 00HYH8 086D0Y WW8N8 0047T0 0V0W55 0CTJJ6 0JNYT4 FH97R 0599M7 076KVG.
✓🍃【High quality】Every battery has passed factory testing, grade A cells ensure fast charges,built-in circuit protection ensures both safety and stability. All items must be tested and at good condition before shipped.🍃【Tips】If the new battery is not recognized during the initial installation, please reinstall and check if the interface is fully connected. Discharge the new battery to 5% not 0%, then charge and cycle 3-4 times to wake up the new battery)
✓🍃【Customer Service】 <1>. 24 x 7 email support. If you have any problem with battery, please Contact us - in “YOUR ORDER” options click the “contact seller”. <2>.30 days return and 12 months Warrant.
⚙️ Specifications
Brand
Jmsrunne
Recommended Uses For Product
Laptop
Unit Count
1 Count
Voltage
7.7 volts
Reusability
Rechargeable
Model Number
66DWX
Model Name
Rechargeable Li-Polymer Battery
Manufacturer
Shenzhen Ju Shang Electronic Technology Co., Ltd.
Warranty Description
1 YEAR
Best Sellers Rank
See Top 100 in Computers & Accessories
ASIN
B0FL5GFR68