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Battery for W440/45, W740/45 & CS540/45-XD Headsets



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Plantronics Spare Battery for Savi W440, W740, W745 and CS540-XD Wireless Headsets

  • Replacement battery for Plantronics convertible wireless headsets: W740, W745, W440, W445, CS540-XD and CS545-XD
  • NOT compatible with Plantronics CS540 wireless headset (correct battery for CS540 is PL-86180-01)
  • NOT compatible with S8240, S8240-M, S8245, S8245-M, S8240UC, S8240UC-M, S8245UC & S8245UC-M
  • This battery is also included with hot swappable charging kit (PL-84601-01)
  • Part number printed on battery is 82742-01
  • Easy to install – slide the old battery off the headset and slide the new one on (arguably the easiest battery to change on a wireless headset!)
  • Provides up to 7 hours talk time on a full charge
  • Full charge takes 3 hours (charge approximately 20 minutes prior to the first use)
  • If hot swapping, you may swap the battery while still on a call and the call will not drop
  • Approximately 1 1/4″ x 7/8″ x 1/4″ thick
  • Black
  • Genuine Plantronics accessory
BTP Model: PL-84598-01
MFR Part: 84598-01

Additional information

Weight 0.0625 lbs
Dimensions 6.50 × 5.00 × 0.50 in


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For customer service, sales inquiries, and technical support, contact us Monday“Friday, 8-5 Pacific Time. (After-hours messages and emails are promptly returned the following business day.)

Call: 800-457-4287 or 425-649-9262

Email: info@btpi.com

Quick ship, standard stock.

This item is normally in stock. Orders received Monday-Friday by 2:30 pm Pacific Time, ship the same day.

If this product is out of stock or on backorder from the manufacturer, a BTP Customer Service Representative will notify you by phone or email with an estimated ship date. If your order includes some in stock products, you may request a partial shipment of in stock item(s) with the out of stock item(s) to follow when available.

BTP does everything possible to eliminate delays and unnecessary expense associated with returns. At least two members of the BTP team will review your order for accuracy. If we have any questions or concerns about your order, such as two incompatible products, we will contact you right away.


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