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SKU: 48V-12.5AH-285

EUNORAU ELECTRIC BIKES

48V12.5/17.5Ah Seat Tube Battery for E-FAT/MN ebikes

48V12.5/17.5Ah Seat Tube Battery for E-FAT/MN ebikes

100% PRICE GUARANTEE

100% LOWEST PRICE GUARANTEE

🏷 100% Price Match Guarantee

  • We work very hard to ensure that we offer the absolute best prices online. If you find another online store that offers a lower price than us within six months of your purchase date, please let us know and we will refund your original payment for the difference.
  • We want you to feel confident that you're getting the absolute best price. If our own website has a lower price for the same item you’ve already purchased within six months, we'll refund the difference as well.

⚠️ Limitations of the Price Guarantee

  • ✅ You must purchase the item from our website before requesting a Price Match
  • 🚫 Promotions like rebates or BOGO offers are not eligible
  • 📦 The item must be in stock on the competitor’s website
  • 🌐 The competitor must be an online store only (no retail locations)
  • 🛑 No discount or auction sites (e.g. eBay, Overstock, etc.)
  • 🧩 The competitor must be an Authorized Retailer of the product
  • 🚚 Price Match covers item price + shipping (excludes sales tax)
  • 🧾 To request your partial refund, simply email us a link to the same product either on our website or on a competitor’s website within six months from the date of your order. We’ll process the credit accordingly.

Regular price
Price: $539.00
Regular price
List Price: $699.00
Sale price
Price: $539.00
You Save: $160.00 (23%)
Battery
Charger

SPECIFICATIONS

48V17.5Ah WHITEBAIT case lithium battery

  • Model: 48V17.5Ah lithium ion ebike battery
  • Nominal Voltage: 48V
  • Rated Capacity: 17.5Ah
  • Dimension: 75*110*365mm
  • Weight: about 4.5kg
  • Standard Charge: 2A
  • Fast Charge: 3A
  • Continuous Discharge & Current: 25A-30A suitable for 250w 350w 500w 750w 1000w motor
  • Type: Down tube battery
  • Peak Discharge & Current: 45-60A
  • Color: Black
  • Cycle Life: 500-800times
  • Charger: 2A
  • Application Bike: Electric bicycles, electric tricycles, electric motorcycles
  • BMS and Balance: Short-circuit protection, Over-charge protection, Over discharge protection, Over-current protection, Balance
  • Capacity Range: Can customize capacity from 48v7.8Ah-17.5Ah

FEATURES & BENEFITS

  • High Capacity: At 17.5Ah, this battery offers a significant range extension for longer trips without frequent recharges.
  • Versatile Compatibility: Specifically designed for E-FAT-MN & E-FAT-STEP models, ensuring a perfect fit and integration.
  • Down Tube Integration: The design allows for installation in or on the down tube, providing better weight distribution and aesthetics.
  • Multiple Power Support: Suitable for motor kits from 250W to 1000W, making it adaptable for various performance needs.
  • Fast Charging Capability: Capable of 3A fast charging, reducing waiting time between rides.
  • Advanced BMS: Battery Management System includes protections against over-charge, over-discharge, over-current, short circuits, and maintains cell balance.
  • Customizable Capacity: Offers flexibility in capacity options from 7.8Ah to 17.5Ah to meet different user requirements.
  • Quality Cells: Utilizes high-quality lithium-ion cells from well-known manufacturers like SANYO, LG, or Samsung, ensuring reliability and performance.
  • Lightweight for Capacity: Weighing about 4.5kg for a 17.5Ah battery, it balances capacity with weight considerations.

Benefits:

  • Extended Range: Higher capacity means longer ride times, making it ideal for commuting, touring, or extended recreational rides.
  • Quick Recharge: The option for fast charging means less downtime and more time riding.
  • Enhanced Safety: The comprehensive BMS protects both the battery and the rider from potential electrical hazards.
  • Durability: With a cycle life of 500-800 times, users can expect long-term use with consistent performance.
  • Local After-Sale Support: Access to EUNORAU's service agents for maintenance and issues ensures peace of mind and convenience.
  • Improved Bike Handling: Positioning on the down tube can lower the bike's center of gravity, potentially improving stability and handling.
  • Adaptability: The ability to customize capacity means riders can choose or upgrade based on their specific needs, from daily commuting to more demanding applications.
  • Sleek Design: The black, Whitebait case integrates seamlessly with the bike's design, maintaining or enhancing its look.
  • This battery pack not only extends the functionality of compatible e-bikes with its high capacity and versatile power output but also ensures safety, reliability, and the convenience of local service support.

SHIPPING POLICY

Shipping & Returns Policy

✅ Order Confirmation

  • As soon as you place your order, you’ll receive an order confirmation email. This means we’ve received your order and pre-authorized your credit card. We contact our suppliers to confirm stock availability. If the item is on backorder or unavailable, we void the pre-authorization and contact you. If the item is available to ship within 5 business days, we charge your card and begin processing.

📦 Order Shipment

  • If your item is in stock and charges have been processed, your order ships in 1–3 business days. We’ll email you tracking info within 24 hours of shipment. If no tracking is received after 6 business days, contact us at info@wattwheelsebike.com.

🌎 Shipping Regions & Carriers

  • E-Bikes ship to USA and Canada via UPS from Las Vegas or Lachine warehouses. Estimated delivery: 1–10 days. Accessories & batteries ship via FedEx or UPS. Estimated delivery: 9–15 days.

📍 Remote Area Shipping Note

  • If your location is classified as remote by the carrier, additional fees may apply. If the item is out of stock locally, it may ship from overseas. In such cases, tracking info may be delayed until customs clearance. Estimated delivery: 10–15 business days.

🔐 Final Sales Policy

  • All sales are final, unless there is a verifiable defect upon delivery. If so, Watt Wheels will provide specific return procedures. Returns allowed within 14 days only for serious quality issues.

🛡 Warranty

  • 24-month warranty on all E-Bikes. Warranty is handled directly by Eunorau with the customer.

🏢 Delivery & Shipping Requirements

  • Customer must ensure accurate shipping information, availability during delivery, clear access to delivery point, and staff/equipment for unloading if needed. If a residential address is used and requires extra services (e.g. lift-gate), customer must notify Watt Wheels in advance. Failure to do so may result in delays or extra fees. Missed deliveries due to customer negligence will result in return shipping charges and possible re-delivery fees.

📦 Damages

  • Please inspect your package on arrival. If damaged, note it when signing, take photos, and email info@wattwheelsebike.com. We will file an insurance claim on your behalf.

💳 Cancellations & Refunds

  • Orders canceled after 48 hours incur a $20 admin fee. If already shipped, customer is responsible for return shipping. Refunds issued only to the original credit card used at purchase.
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EUNORAU 48V12.5Ah 48V17.5Ah Seat tube/Silver fish Battery for E-FAT-MN and FAT-STEP

 

High Capacity for Extended Rides

The 48V 17.5Ah EUNORAU lithium-ion battery offers a substantial capacity of 17.5Ah, providing longer ride times without the need for frequent recharges. Designed as a down tube battery, this model supports a wide range of motor kits from 250W to 1000W, making it adaptable for various performance needs. The compact dimensions (75110365mm) balance capacity with weight, weighing approximately 4.5kg, making it ideal for enhancing your ride endurance while maintaining optimal bike handling.

Durability and Safety Features

With a cycle life rated around 500-800 cycles, this battery ensures consistent power delivery over extended use. It includes a sophisticated Battery Management System (BMS) that protects against over-charging, over-discharging, short circuits, and over-current situations, supporting safe operation and long-term reliability. Fast-charging capability at 3A reduces downtime, so you spend more time riding and less waiting.

Versatile Compatibility and Design

Specifically designed for E-FAT-MN and E-FAT-STEP models, this battery ensures a perfect fit and seamless integration. Its sleek black casing complements the bike’s aesthetic, and its ability to support various capacities up to 17.5Ah provides customization options for different riding requirements—from daily commuting to long-distance touring. Local support from EUNORAU service agents guarantees peace of mind, making this a reliable upgrade for your electric bike.