Battery for Brother label printers PA-BU-001 — compatible with QL-810W, QL-820NWB, white, 1 pc

Replacement rechargeable Li‑ion battery PA‑BU‑001 for Brother label printers. This single white battery pack is compatible with Brother QL‑810W and QL‑820NWB and is designed to power mobile label printing and scanner operations when mains power is not available. The built‑in high‑capacity battery supports continuous USB printing and enables on‑site, point‑of‑sale and field use of compatible Brother devices.

Advantages

The battery offers fast charging in 2 hours 30 minutes or less and provides extended portable runtime. When fully charged, it supports continuous printing up to approximately 4,300 mono labels or 1,400 two‑colour labels via USB connection. Its compact, lightweight design and white finish match the form factor of the supported printers while allowing easy replacement and transport.

Suitable for

• Mobile labeling and portable point‑of‑sale printing
• On‑site and field service printing where mains power is unavailable
• Temporary or remote checkout and inventory tasks
• Events, pop‑up stores and mobile sales operations

Key specifications

• Type: Rechargeable Lithium‑Ion (Li‑Ion) battery
• Compatibility: Brother QL‑810W, QL‑820NWB label printers
• Colour: White
• Estimated print capacity (fully charged, continuous USB printing): approx. 4,300 mono labels or 1,400 two‑colour labels
• Fast charge time: 2 hours 30 minutes or less
• Weight: 0.601 kg
• Quantity: 1 piece

How to use

Install the PA‑BU‑001 battery into the compatible Brother printer following the device manufacturer's instructions. Charge the battery using the printer's charging procedure or approved USB power source until the charge indicator shows full; typical fast charge time is up to 2 hours 30 minutes. For continuous printing, connect the printer to a host device via USB. Observe the printer's on‑screen or LED indicators to monitor remaining battery level and replace or recharge as needed.

Recommendations

Use only the specified PA‑BU‑001 battery with compatible Brother QL‑810W and QL‑820NWB printers. Charge the battery in a well‑ventilated area and avoid exposure to extreme temperatures. For reliable performance, keep firmware of the printer up to date and store the battery partially charged if not used for extended periods.