Need to return a product:- Click Here for returns

Need to track your order:- Track here

Check out our new website, faster smarter and easier to use.

Cameron Sino Technology Limited  |  SKU: CS-FEQ500SL  |  Barcode: 4894128196556

3.7v, Li-polymer, 2500mah, Amplifier Battery Fits Fiio, Q5, 9.25wh

🚨 Only 2 Left in stock at our Burlington, Ontario warehouse! Stock is disappearing fast! Pickup NOT available for this product
Sale price $21.99 CAD Regular price $26.97

CS-FEQ500SL Replacement Battery (2500mAh) for Fiio Q5 Amplifier

Keep your high-performance Fiio Q5 amplifier powered and ready with the Cameron Sino CS-FEQ500SL replacement battery. Designed with advanced Li-Polymer technology, this battery delivers a reliable 2500mAh capacity and 3.7V, providing an impressive 9.25Wh of power. Whether you’re an audiophile enjoying crystal-clear sound or a professional relying on consistent audio output, this battery ensures that your Fiio Q5 amplifier stays powered during critical sessions.


Compatible Models

This replacement battery is compatible with the following model:

  • Fiio: Q5

Part Numbers

This battery is designed to fit the following part number:

  • Fiio: AEC874866

Why Choose Cameron Sino Batteries?

  • Superior Performance: Crafted with premium Li-Polymer cells, the CS-FEQ500SL offers long-lasting power to maintain uninterrupted audio performance, ensuring that your Fiio Q5 amplifier delivers at its best.
  • Perfect Fit and Compatibility: Designed to meet or exceed OEM standards, this battery integrates seamlessly with your Fiio Q5, guaranteeing optimal functionality without any compromise.
  • Enhanced Durability: Manufactured under ISO 9001-certified processes, this battery is built for durability and consistent performance, even under demanding conditions.
  • Portable and Lightweight: At just 43.0g (1.52oz), this battery is lightweight, ensuring that your amplifier remains portable and easy to use.

Key Features

  • Battery Type: Li-Polymer
  • Capacity: 2500mAh
  • Voltage: 3.7V
  • Rating: 9.25Wh
  • Dimensions: 63.50 x 41.00 x 7.60mm
  • Weight: 43.0g / 1.52oz
  • Color: Black

Warranty and Returns

We are dedicated to ensuring your satisfaction with:

  • 1-Year Replacement Warranty: Providing peace of mind and reliable performance.
  • 30-Day Return Policy: Return the product for a full refund if it doesn’t meet your expectations.

Upgrade Your Fiio Q5 Amplifier Today

Before purchasing, please verify the battery part number and device model for compatibility. If you have questions or need assistance, our customer support team is ready to help. Upgrade your Fiio Q5 amplifier with the CS-FEQ500SL replacement battery to experience superior audio performance and uninterrupted power. With Cameron Sino, you’re choosing reliability, durability, and excellence!

Want Instant Shipping Costs?

🚚 Instant Shipping Costs?

It’s super simple! Just add the product you want to your cart, enter the quantity and your postal code, and you'll instantly see real-time shipping rates for all in-stock items. Fast, easy, and totally hassle-free!

💡 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:

POST YOUR IMAGE

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.