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Black rectangular lithium-ion battery with Brother branding

Brother

Brother PA-BT-4000LI 14.4V 1800mAh Li-ion printer battery

SKU CH-GRGS-A59KZ MPN PA-BT-4000LI

Rechargeable 14.4 V 1800 mAh lithium-ion battery for compatible Brother desktop and mobile printers

  • ColorBlack
  • TypeConsumer Electronics
  • Weight0.8
  • Reliable mobile printing with 14.4 V 1800 mAh lithium-ion power
  • Compatible with PTP900W, PTP950NW, TD2120N, TD2130N and TD2130NHC desktop printers
  • Works with RuggedJet RJ4030-K and RJ4040-K mobile printers
  • Rechargeable battery reaches full capacity in 6 hours
  • Lightweight 0.8 kg design for easy transport

Direct Replacement for RuggedJet RJ4030-K

This 14.4 V 1800 mAh lithium-ion battery replaces the original pack in Brother RuggedJet RJ4030-K and RJ4040-K mobile printers. It restores full portable operation for field service, logistics and retail staff who print away from mains power. The proprietary form factor fits only the listed RuggedJet models and is not interchangeable with other Brother printer batteries.

Simple Slide-In Installation

The pack slides into the printer’s dedicated battery bay and locks with the existing latch; no tools or cable routing are required. A full charge takes approximately six hours using the printer’s own charger or a compatible Brother charging cradle. Common issues arise when users attempt to fit the pack into non-RuggedJet models or when the printer’s charging contacts are dirty, preventing a complete charge cycle.

Verify Printer Model Before Ordering

Confirm your device is a Brother RuggedJet RJ4030-K or RJ4040-K; the battery will not fit PTP900W, PTP950NW, TD2120N, TD2130N or TD2130NHC desktop printers despite shared brand references. Check that the printer’s battery compartment is undamaged and that the charging contacts are clean so the pack can reach its rated 1800 mAh capacity.

Highlights

  • Reliable mobile printing with 14.4 V 1800 mAh lithium-ion power
  • Compatible with PTP900W, PTP950NW, TD2120N, TD2130N and TD2130NHC desktop printers
  • Works with RuggedJet RJ4030-K and RJ4040-K mobile printers
  • Rechargeable battery reaches full capacity in 6 hours
  • Lightweight 0.8 kg design for easy transport

Specifications

BrandBrother International
ColorBlack
TypeConsumer Electronics
Weight0.8
Shipping weight0.45 kg
Package size137 × 135 × 43 mm

Questions about this item

How can I confirm the PA-BT-4000LI is charging correctly after installing it in my TD2130N printer?

The printer’s charge indicator will light while the battery charges; a full charge takes about 6 hours from empty.

What is included with the PA-BT-4000LI and do I need a separate charger?

The box contains one 14.4 V 1800 mAh lithium-ion battery; charging is handled inside the compatible printer so no external charger is required.

Which battery capacity should I choose for the RJ4040-K mobile printer?

The PA-BT-4000LI is the only capacity offered for the RJ4040-K and supplies 1800 mAh at 14.4 V.

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