52V 20.3AH Battery Triangle Hard Case Electric Bike E-Bike
52V 20.3AH Battery Triangle Hard Case Electric Bike E-Bike
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Product Specifications
Product Specifications
52V 20.3AH Triangle Box Lithium Battery with 5A Charger
Specification:
Battery Model 52V 20.3Ah
Model EBM5220HARD
Nominal Capacity (AH) 20.3Ah
Nominal Voltage (V) 50.4V
Source Resistance (mΩ) <25
Cell Specification 3.7V 2900mAH 3C Powerful DMEGC 18650-29E Cell
Cell Combination 14-series, 7-parallels
Cell Size 18650 Cylinder Cell
Diameter: 18mm, Height: 65mm
Cell Quantity (parallel*series) 98 pcs
Discharge Cutoff Voltage (V) 42 +/- 1V
Charge Cutoff Voltage (V) 58.8V
Rated Discharge Current (A) 20.3A
Maximum Continuous Discharge Current (A) 50A (with BMS Board Limited)
Maximum Continuous Charge Current (A) 10A
Charge Mode CC/CV
Standard Charge Current (A) 2A
Charge Time under Standard Charge Current 12.2
Fast Charge Current (A) 5A
Charge Time under Fast Charge Current 4.9
Charge Temperature Range 0 - 45 ℃
Discharge Temperature Range -20 - 60 ℃
Battery Size 400*360*230*80mm
Charging Cycles > 1000 cycling times
Battery Net Weight 5.6kgs
Battery Gross Weight(include charger and packing) 6.9kgs
Battery Application For less than 48/52V 2000W (50A) Controller
We tend to pair this with our 2000W Conversion Kit
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Description
Description
electric_bike
What's Included
What's Included
1x 52V 20.3AH Triangle Battery
1x 52V 5A Charger
Please ensure compatibility with your bike, electrical system, and intended use before purchasing. If you are unsure, contact us prior to ordering for guidance.
This product is sold for off-road and competition use only. It is intended for use on private land with the landowner’s permission and must not be used on public roads, highways, or byways.
The buyer acknowledges that lithium batteries are classified as hazardous and must be stored, charged, and used only in fire-safe environments. Batteries should not be brought into homes, offices, workplaces, or schools.
UK E-BIKE MASTERS LTD disclaims all liability for personal injury, vehicle damage, property damage, or third-party claims arising from the use of this product. Manufacturer warranty is upheld for a minimum of six months against manufacturing defects. Labour, travel, removal, reinstallation, or related costs are not covered under warranty.
- American express payment method
- Apple pay payment method
- Diners club payment method
- Discover payment method
- Google pay payment method
- Klarna payment method
- Maestro payment method
- Master payment method
- Paypal payment method
- Shopify pay payment method
- Unionpay payment method
- Visa payment method
52V 20.3AH Battery Triangle Hard Case Electric Bike E-Bike

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UK Based Support
Expert guidance available before and after purchase to help you choose the right setup and install with confidence.
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Tested & Reliable Parts
All components are selected for durability, performance, and long-term daily use.
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Fast & Secure Shipping
Quick dispatch with secure packaging to ensure your parts arrive safely and ready to install.
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Built for Real Riders
Designed for commuters, enthusiasts, and performance builds who expect dependable results.
You will need a conversion kit with your battery!
To make your current bike electric you will need a conversion kit as well as a battery as a form of power. We often have lower rates when they are purchased togeher as a package. You can browse our battery section or we have also applied a link for the kits and battery packages for ease of life.
We Sell Pre Built Bikes With Kits & Batteries Fitted
Save time and money when it goes wrong and buy a bike already built into an electric bike. Rather than picking up garbage bikes off random sellers in car parks buy yourself a pre built bike for somewhere reputable, brand new, with warranty.
Check out all of our available models below
What Our Clients Says
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Great Power Boost
Easy to install and the torque is impressive. Perfect upgrade for my daily ride.
James R.
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Solid Quality
Controller and throttle worked perfectly. Good build quality and fast delivery.
Daniel M.
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Worth the Money
Battery performance is strong and reliable. Definitely a great buy for DIY builds.
Chris T.



