As electric biking surges in popularity, understanding ebike power levels is essential for choosing the right setup. Whether you're cruising city streets, climbing steep trails, or craving extreme performance, your choice of voltage and wattage can dramatically shape your riding experience.
In this guide, we compare three of KirbEbike’s top-tier kits each engineered for different types of riders and terrain:
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The KirbEbike 52V 2000W MTX Rim Ebike Kit (£823.65) offers a balanced combination of speed and efficiency, ideal for everyday commuting and moderate off-road use.
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The KirbEbike 60V 2500W–3000W MTX Conversion Kit (£1,241.00) provides high-speed capabilities for sportier riders who demand more torque and top-end power.
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The KirbEbike 72V 4000W Extreme Performance Ebike Kit (£1,380.00) is built for serious thrill-seekers who want to dominate any terrain with explosive acceleration and speeds of 55+ MPH.
We’ll walk you through a voltage comparison, highlight key differences in features, and help you confidently decide which ebike wattage level matches your riding style and performance goals. Let's dive in.
What Does Voltage & Wattage Mean in Ebike Kits?
Understanding voltage and wattage is key to choosing the right ebike conversion kit for your needs. These two specs determine how much power your ebike delivers and how it performs in different riding conditions.
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Voltage (V) refers to the electrical pressure pushing energy from the battery to the motor. Higher voltage usually means faster speed and more torque.
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Wattage (W) measures the total power output. It's a product of voltage and current (amps). Higher wattage means stronger motor performance.
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52V, 60V, and 72V systems offer increasing levels of acceleration, hill-climbing ability, and top speed.
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2000W to 4000W motors offer different riding experiences—from efficient commuting to aggressive off-road power.
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Choosing the right voltage and wattage depends on your riding goals: daily commuting, hilly terrain, or extreme high-speed fun.
In short, more voltage and wattage = more power. But that also means more battery demand so balance is key.
1. KirbEbike’s 52V 2000W Ebike Kit – High Efficiency Meets Versatility
The KirbEbike 52V 2000W MTX Rim Ebike Kit is perfect for riders seeking reliable power and performance without going overboard. This 52V 2000W ebike kit delivers up to 60km/h top speeds, supported by a direct drive motor and paired with either a 52V 20Ah or 30Ah lithium battery for an excellent riding range. It's an ideal match for city cruising, moderate hills, and long-distance commutes.
Key Features
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Powerful 52V 2000W brushless motor with direct drive
- S6 color display with waterproof main cable harness
- 1T4 harness and V12 PAS for smooth pedal assist
- Multiple wheel sizes (26” to 700C) available with cassette and freewheel options
Top Benefits
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Speeds up to 50–60KM/h—perfect for urban and semi-off-road use
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Extended range: 40–80KM riding per charge
- Lightweight setup for better handling and battery efficiency
- Compatible with a wide variety of standard bikes
Why Choose KirbEbike?
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Expertly built for off-road performance and daily reliability
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Offers multiple battery options to match your power needs
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Comes with 1-year manufacturer warranty and free shipping
Specifications
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Spec
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Details
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Power
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2000W
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Voltage
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52V
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Max Speed
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50–60 KM/h
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Battery Options
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52V 20Ah / 52V 30Ah / No Battery
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Range
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40–80 KM
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Wheels Available
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26", 27.5", 28", 29", 700C (Cassette & Freewheel)
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Warranty
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1 Year
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Price
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£823.65
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2. KirbEbike’s 60V 3000W Ebike Kit – Mid-Drive Style High-Power Upgrade
If you're ready to take your ride to the next level, the KirbEbike 60V 2500W–3000W MTX Rim Conversion Kit is a serious upgrade. Designed for riders who want aggressive torque and sport-mode speeds over 45+ MPH, this 60V 3000W ebike kit delivers exceptional force, durability, and intelligent thermal control.
Key Features
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Peak 3000W power output with 50A sine wave controller
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Military-grade IP66 waterproof system
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Intelligent thermal management keeps performance stable
- Compatible with fat tire and standard wheel bikes (26” to 700C)
Top Benefits
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Up to 80KM range per charge for long-distance riders
- Robust torque for steep hills and heavy loads
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Smooth throttle and pedal assist system ensures seamless power delivery
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Built for urban thrill seekers and sport riders
Why Choose KirbEbike?
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Delivers reliable high-performance in all conditions
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Advanced controller and waterproofing for extreme durability
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Flexible sizing for fat tire and mountain bike riders
Specifications
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Spec
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Details
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Power
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2500W–3000W Peak
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Voltage
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60V (71.4V fully charged)
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Max Speed
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45+ MPH
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Battery
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60V 20Ah LG Lithium Battery with 5A Charger
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Range
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40–80 KM
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Wheels Available
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26", 27.5", 28", 29", 700C, Fat Tire Options
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Warranty
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1 Year
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Price
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£1,241.00
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3. KirbEbike’s 72V 4000W Ebike Kit – Ultimate Off-Road Beast
Looking for maximum torque, wild top speeds, and the most powerful motor option? The KirbEbike 72V 4000W MTX PRO Kit is the absolute top-tier choice for extreme riders. Designed for rugged terrain and thrill-seekers, this 72V 4000W ebike kit reaches up to 80–90 KM/h speeds and is powered by a high-performance 72V 20Ah lithium battery.
Key Features
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Monster 4000W brushless motor with 110Nm torque
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Premium 60A FOC controller with thermal regulation
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Military-grade waterproofing for rugged conditions
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Heavy-duty MTX 39mm reinforced rim
- Top Benefits
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Unmatched top speeds over 55+ MPH for adrenaline lovers
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Ideal for MTB and fat tire electric bike conversions
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Maintains performance in wet or rough terrain
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Engineered to deliver high torque for steep climbs
Why Choose KirbEbike?
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KirbEbike’s highest-powered kit for 2025
- Top-tier motor and battery integration
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Designed for riders demanding elite performance
Specifications
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Spec
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Details
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Power
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4000W Peak
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Voltage
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72V (84V Fully Charged)
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Max Speed
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55+ MPH (80–90 KM/h)
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Battery
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72V 20Ah Lithium Battery with 5A Fast Charger
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Range
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40–80 KM
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Wheels Available
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26", 27.5", 29", Fat Tire Options
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Warranty
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1 Year
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Price
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£1,380.00
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Ebike Kit Comparison: 52V vs 60V vs 72V – Which One Is Right for You?
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Feature
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52V 2000W Kit
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60V 3000W Kit
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72V 4000W Kit
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Brand
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KirbEbike
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KirbEbike
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KirbEbike
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Motor Power
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2000W
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2500W–3000W Peak
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4000W Peak
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Voltage
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52V
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60V (71.4V fully charged)
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72V (84V fully charged)
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Top Speed
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50–60 KM/h
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45+ MPH (72+ KM/h)
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55+ MPH (80–90 KM/h)
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Battery Options
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52V 20Ah / 52V 30Ah
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60V 20Ah LG Lithium
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72V 20Ah Lithium
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Estimated Range
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40–80 KM
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40–80 KM
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40–80 KM
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Motor Type
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Direct Drive
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Direct Drive with 50A Sine Wave Controller
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Direct Drive with 60A FOC Controller
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Waterproof Level
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Standard IP
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Military-Grade IP66
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Military-Grade IP
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Torque Output
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Moderate
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High
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Ultra High (110Nm)
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Best For
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Commuting, Urban, Moderate Hills
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Sport Riders, Steep Hills, Long Rides
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Off-Road, MTB, Fat Tire, Extreme Terrain
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Compatible Wheels
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26", 27.5", 28", 29", 700C
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26", 27.5", 28", 29", 700C, Fat Tire
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26", 27.5", 29", Fat Tire
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Warranty
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1 Year
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1 Year
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1 Year
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Price
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£823.65
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£1,241.00
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£1,380.00
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Which Ebike Kit Should You Choose?
When it comes to selecting the right high-power ebike kit, your decision should align with your riding needs, terrain, and performance expectations.
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Choose the 52V 2000W Kit if you're looking for a reliable, everyday commuter setup. Ideal for city rides, moderate hills, and riders who want balanced speed and range without extreme power demands. Best for first-time DIY converters.
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Go for the 60V 3000W Kit if you want a powerful upgrade for sportier rides, steeper inclines, or longer-range demands. This kit balances higher speed with professional-grade components and waterproof durability—perfect for adventure riders.
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Opt for the 72V 4000W Kit if you're a serious off-road enthusiast or extreme rider. With unmatched torque and speeds up to 90 km/h, this is the ultimate performance package for MTB and fat tire dominance. Built to conquer every terrain with ease.
Right Voltage for Your 2025 Ebike Upgrade
Choosing the right voltage for your electric bike upgrade is a crucial step that directly affects your ebike’s speed, torque, range, and overall riding performance. Whether you’re a commuter, adventurer, or power enthusiast, understanding how each voltage level fits your goals will help you make the smartest investment in 2025.
52V Ebike Kit – Balanced Performance
- Ideal for everyday commuting and moderate hills
- Delivers smooth power output and extended battery life
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Speeds up to 60KM/H, perfect for urban or mixed terrain
- Great entry-level option for first-time ebike converters
60V Ebike Kit – Sporty and Strong
- Offers increased torque and power for heavier loads
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Perfect for those who ride off-road, hilly terrain, or long distances
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Peak speeds of 45+ MPH with higher controller efficiency
- Advanced waterproofing and thermal management
72V Ebike Kit – Extreme Power Riders
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Built for extreme riders who want top-tier speed and torque
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Max speeds reaching 80-90KM/H, ideal for fat tire and MTB builds
- Higher voltage equals quicker acceleration and superior hill climbing
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Designed for ultimate off-road domination
Choose your voltage based on your riding needs, terrain challenges, and performance goals. Whether it’s the 52V 2000W, 60V 3000W, or 72V 4000W, KirbEbike has the perfect match to power your journey into 2025.
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