The BA 61 battery is an official rechargeable battery pack developed by Sennheiser for wireless microphone systems, helping users avoid frequent replacement of disposable batteries and optimize operating costs. However, not all Sennheiser wireless microphones are compatible with this battery type. So, which microphones use the BA 61 and what are its key features?
What is the BA 61 Battery?
The BA 61 battery is a lithium-ion rechargeable battery pack from Sennheiser. It is designed to provide power for the company's professional bodypack transmitters.
Key Technical Specifications of the BA 61 Battery
- Battery Type: Lithium-ion
- Voltage: 3.7 V
- Capacity: 2.03 Ah
.jpg)
Advantages of the BA 61 Battery
- Developed specifically for professional Sennheiser bodypack transmitters.
- Lithium-ion technology provides stable and reliable performance.
- Enables more accurate remaining battery runtime indication compared to standard AA batteries.
- Free from the memory effect commonly associated with older rechargeable battery technologies.
- Optimized for professional live sound, broadcast, and event applications.
Which Microphones and Systems Use the BA 61 Rechargeable Battery?
The BA 61 rechargeable battery was designed by Sennheiser for the SK 6000 bodypack transmitter used in the Digital 6000 wireless system.
.jpg)
According to the official product description, Sennheiser identifies the BA 61 as a "Rechargeable pack for SK 6000 and SK 9000." This indicates that the battery is also compatible with transmitters within the Digital 9000 ecosystem that support the BA 61 power format.
Users should note that the BA 61 is not designed for Evolution Wireless Digital (EW-D), EW G4, or XSW systems. Using the correct battery type is essential for maintaining system performance and reliability.
Which Charger Is Used for the BA 61?
To charge the BA 61 battery, Sennheiser recommends using either the L 6000 charging station with the LM 6061 charging module or the L 60 charger. The BA 61 should only be charged using these compatible charging solutions to ensure optimal performance and battery lifespan.
.jpg)
As a genuine Sennheiser accessory, the BA 61 is covered by a 6-month warranty in accordance with the manufacturer's and official distributor's warranty policy.
For battery inspection, technical support, or warranty verification, users should contact an authorized Sennheiser Service Center and follow the official Sennheiser warranty procedures.
Conclusion
The BA 61 battery is a genuine Sennheiser lithium-ion rechargeable battery pack designed for the SK 6000 bodypack transmitter and compatible devices within the Digital 9000 ecosystem. Using the correct genuine battery helps maximize system performance while ensuring eligibility for Sennheiser warranty support throughout the product's service life.