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Battery Extended Spectralink 84-Series Application/Usage: Handsets Application/Usage: Handsets Product Type: Battery Product Type: Battery Compatibility: SpectraLink 8400 Series WLAN Handset Manufacturer Part Number: 1520-37215-001 Manufacturer: Spectralink Corporation Product Name: Battery Brand Name: Spectralink Brand Name: Spectralink Battery Size: Proprietary Battery Size Battery Rechargeable: Yes Battery Size: Proprietary Battery Size Battery Rechargeable: Yes
Warranty & Returns
Warranty, Returns, And Additional Information
Return Policies
- Return for refund until: January 31, 2027
- Return for replacement until: January 31, 2027
- This item is covered by Newegg.ca's Extended Holiday Return Policy.
- Read full return policy for details.
We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1st, 2026 and December 31, 2026 you will have until January 31, 2027 to return your product.
Manufacturer Contact Info
- Support Phone: 800-775-5530
- Support Email: info@spectralink.com
- Support Website
- View other products from SpectraLink
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The SpectraLink 8400 Series Extended Battery (1520-37215-001) is a replacement battery for compatible SpectraLink 8400-series handsets, suited to users who need longer runtimes between charges; Spectralink lists up to 12 hours of talk time and 120 hours of standby time.
Recommended For
- Spectralink 8400 Series handset users who need a replacement battery with longer rated runtime than the standard pack: Spectralink lists up to 12 hours of talk time and 120 hours of standby for the extended battery.
- Healthcare staff carrying an 8400 Series handset through mobile care rounds who want more rated talk time between charges.
- Retail and manufacturing workers who use an 8400 Series handset while moving across the workplace and want the longer-runtime battery option.
- Organizations operating 8400 Series handsets across multiple shifts that keep charged spare batteries available for staff changeovers.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | A rechargeable replacement or extended battery for SpectraLink 8400 phones; listed as compatible with Polycom phones |
| Battery Type And Power | Rechargeable lithium-ion battery rated at 12 volts |
| Compatibility And Model | SpectraLink 8400 Series, model 1520-37215-001 |
| Brand | SpectraLink |
| Quantity | 1 battery |
| Dimensions And Weight | Item: 10 × 2 × 2.7 inches; package: 5 × 4 × 2 inches. Listed item weight: 0.01 lb; package weight: 11.02 lb |






