ZSD-DTUBE Lithium Battery Pack | Lead Acid to Lithium Upgrade for Electric Bicycle

Product Specifications: Maximum Number of Batteries: 18650 (52 pcs)

Maximum Capacity: 48V 14Ah / 36V 17.5Ah

Dimensions: 390 × 90 × 105 mm
 

Designed for lead-acid to lithium upgrade for electric bicycles, comes with lock & key, safe and stable, customized service supported.

When choosing an upgraded or replacement battery for your electric bike, ZSD-DTUBE stands out by balancing reliable performance, robust safety, and flexible customization to fit all types of riders. Unlike bulky, heavy lead-acid batteries, this lithium pack cuts down the overall weight of your e-bike drastically, which improves acceleration, handling, and energy efficiency, helping you gain more mileage per charge while reducing extra strain on your bike frame.

Beyond the included lock and key for anti-theft security, this pack is built with a high-precision Battery Management System (BMS) that provides all-round protection: it prevents overcharging, over-discharging, over-current, overheating, and short-circuit risks during daily use, extending the battery’s service life to over 1000 full charge cycles, far outperforming traditional lead-acid alternatives. The sturdy metal iron shell also offers solid resistance to minor bumps, vibration, and daily water splashes, making it suitable for all riding scenarios from smooth urban commutes to rough off-road mountain trails.

We support full custom adjustments for voltage, capacity, and connector types to match your specific bike model and usage needs. Most standard lead-acid battery compartments can fit this pack directly without complicated frame modifications, allowing you to finish the upgrade easily at home. All ZSD-DTUBE battery packs come with a 1-year limited warranty and lifetime technical support to guarantee a worry-free riding experience. (Word count: 312)

Q1: Can this battery directly replace my old lead acid battery? A: Yes. This ZSD-DTUBE Hailong battery is specially designed for lead-acid to lithium upgrade. Please confirm voltage and size match your e-bike before purchase.

Q2: What’s included in the package? A: 1pc lithium battery pack + 2 keys. Charger can be purchased separately.

Q3: Is the battery removable? A: Yes. With key lock design, you can unlock and take the battery off the bike for indoor charging.

Q4: What is the life cycle of this battery? A: Normally 800+ cycles under proper charge & discharge conditions, much longer than lead acid battery.

Q5: Can I use it in rainy days? A: The ABS casing is splash-proof. We do NOT recommend soaking the battery in heavy rain or water.

Q6: Can you customize capacity / connector? A: Yes, we support OEM customization for connector, label and package for bulk orders.