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Cameron Sino Technology Limited  |  SKU: CS-SBA880SL  |  Barcode: 4894128169420

Headset Battery For Sennheiser, Flex 5000, Rs 5000, Set 880 3.7v, 280mah - 1.04wh

🚨 Only 2 Left in stock at our Burlington, Ontario warehouse! Stock is disappearing fast! Pickup NOT available for this product
$19.99 CAD $23.91

CS-SBA880SL Replacement Battery for Sennheiser Flex 5000, Set 880, RS 5000, RS 2000 Wireless Headsets (280mAh)

Experience enhanced audio freedom with the Cameron Sino CS-SBA880SL replacement battery, designed specifically for Sennheiser wireless headsets like the Flex 5000, Set 880, RS 5000, and RS 2000. Crafted for quality and longevity, this premium Li-Polymer battery delivers a reliable 280mAh capacity at 3.7V, providing a power rating of 1.04Wh. Compactly sized at 37.50 x 20.00 x 6.20mm and weighing just 9g, this battery fits seamlessly within your headset, allowing for extended, uninterrupted listening sessions.

Compatible Models
This replacement battery is compatible with the following Sennheiser models:
• Sennheiser: Flex 5000, RS 2000, RS 5000, Set 880

Part Numbers
Designed to replace the following part numbers:
• Sennheiser: AHB571935PCT-03, BAP 800, CP-SN800

Why Choose Cameron Sino Batteries?

  • High-Quality Performance: Built with premium lithium-polymer cells, this battery delivers consistent power to keep your Sennheiser devices performing at their best.
  • Precision Compatibility: Manufactured to meet OEM standards, this replacement battery ensures a perfect fit and compatibility with your Sennheiser headset models, eliminating worries about compatibility.
  • Durable and Reliable: Produced in ISO 9001-certified facilities, Cameron Sino batteries are rigorously tested for quality and endurance, offering reliable power throughout their lifespan.

Key Features:

  • Battery Type: Li-Polymer
  • Capacity: 280mAh / 1.04Wh
  • Voltage: 3.7V
  • Dimensions: 37.50 x 20.00 x 6.20mm
  • Color: Black
  • EAN Code: 4894128169420
  • Net Weight: 9.0g / 0.32oz
  • Gross Weight: 34g / 1.20oz

Warranty and Returns

Enjoy peace of mind with our commitment to your satisfaction:

  • 1-Year Replacement Warranty: Ensuring lasting reliability and performance.
  • 30-Day Return Policy: Return within 30 days if you’re not completely satisfied.

Before purchasing, please verify your device's model and battery part number for accurate compatibility. If you have questions or need assistance, our customer support team is ready to help. Elevate your audio experience with the CS-SBA880SL battery, giving your Sennheiser headset the reliable power it deserves!


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💡 Shipping heavy or bulk items?

If your order includes multiple heavy products, we recommend requesting a custom quote — we may be able to arrange a better rate with a transport truck! 

Please note: We reserve the right to send heavier items by transport truck if the carrier's maximum weight per package is exceeded or if we consider it too risky to place with a courier due to the possibility of damage occurring.

🔋 What’s mAh All About?

mAh stands for milliamp hours—basically, how much "fuel" your battery can hold. A higher or lower mAh than your original battery? No worries! 🙌 It won’t affect charging or operation—just means your device might run a bit longer or shorter between charges. Still 100% compatible. Still 100% awesome. 💪✨

Before ordering please read

Ensure the original battery model number is mentioned in our product description and verify that your device model number is also listed in the description.

How to Look after your new lithium battery!!

See how to look after your battery if its lithium Lithium Care

Delivery and Shipping

See our shipping policy and details at this link Shipping Details

📸 Send Us Your Battery Image

Not sure which replacement battery you need? Just snap a Photo / Video of your current battery and send it our way! Our team will quickly identify the exact match and recommend the perfect replacement model — no guesswork, no hassle.

🔍 Fast, Expert Assistance

We’ve helped thousands of customers find the right battery — let us do the same for you. Whether it’s for an alarm system, emergency light, or industrial equipment, we’ve got you covered.

📤 Click below to post your image and get started:

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