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KirbEbike workshop

E-bike conversion guides

Fitting, batteries, motors, controllers and UK rules — practical guides from the team that builds and supports KirbEbike conversion kits.

240 guides

What Are the Self-Learning Wires on an Ebike Controller? Safe Setup and Direction Reversal LatestHow To & Install

What Are the Self-Learning Wires on an Ebike Controller? Safe Setup and Direction Reversal

They are a commissioning connection, not a riding feature. Joining them puts the controller into a temporary mode where it works out how to drive your motor —...Read the guide
Ebike Controller App Settings: Three Profiles for One 2000W System How To & Install

Ebike Controller App Settings: Three Profiles for One 2000W System

Two settings do most of the work. DC current sets the ceiling, acceleration strength sets how fast you approach it — and because they are independent, one kit... Why a 2000W Ebike Cuts Out Under Load: BMS, Voltage Sag, Connectors and Heat Batteries & Charging

Why a 2000W Ebike Cuts Out Under Load: BMS, Voltage Sag, Connectors and Heat

Start with the pattern of the cut-out, not the part you suspect. Whether the display goes dark, whether power returns on its own, and whether it happens only... Will an Ebike Battery Fit My Frame? How to Measure the Case, Rail and Removal Clearance Batteries & Charging

Will an Ebike Battery Fit My Frame? How to Measure the Case, Rail and Removal Clearance

Three checks decide it, and most buyers only make the first. The case has to fit the frame, the rail has to sit where your bosses are, and... MTX Rim vs Standard Ebike Wheel: Strength, Tyre Fit and Who Actually Needs It Comparison

MTX Rim vs Standard Ebike Wheel: Strength, Tyre Fit and Who Actually Needs It

An MTX wheel is a wider, heavier-duty build aimed at high-power rear-hub conversions. It changes tyre options and load capacity — and changes nothing at all about motor... Can a 52V Battery Really Power a 2000W Ebike? BMS Amps, Voltage Sag and Cut-Outs Batteries & Charging

Can a 52V Battery Really Power a 2000W Ebike? BMS Amps, Voltage Sag and Cut-Outs

Yes, a correctly specified 52V battery runs a 2000W system comfortably. But the voltage on the pack and the wattage on the motor prove nothing on their own... 52V 2000W vs 2600W Ebike Conversion Kit: Which Upgrade Actually Makes Sense? Comparison

52V 2000W vs 2600W Ebike Conversion Kit: Which Upgrade Actually Makes Sense?

Both kits sit on the same 52V platform, so this is not a story about 600 extra watts. The meaningful difference is controller current — 35A against 50A... 52V 25Ah vs 30Ah Battery: Range, Weight, Charge Time and Frame Fit Batteries & Charging

52V 25Ah vs 30Ah Battery: Range, Weight, Charge Time and Frame Fit

Both packs run at the same nominal voltage, so the difference is stored energy: 1,300Wh against 1,560Wh. The 20% more energy comes with more weight, more charging time... KirbEbike 52V 2000W E-Bike Kit Review: Battery Range, Hill Starts, Heat and App Control Buyer's Guide

KirbEbike 52V 2000W E-Bike Kit Review: Battery Range, Hill Starts, Heat and App Control

Our own kit, reviewed plainly: range by battery size, hill starts, motor heat, what the Ride Power app changes, fitting and the UK legal position. We say which... FOC Sine-Wave vs Square-Wave E-Bike Controller: Noise, Heat, Efficiency and Ride Feel Comparison

FOC Sine-Wave vs Square-Wave E-Bike Controller: Noise, Heat, Efficiency and Ride Feel

The difference is how the controller feeds power to the motor. A square-wave controller switches in six sharp steps, which you can hear and feel; a sine-wave or... E-Bike Conversion Kit Maintenance Cost: What Wears Out and What Can Be Replaced Buyer's Guide

E-Bike Conversion Kit Maintenance Cost: What Wears Out and What Can Be Replaced

Most of what wears out on a converted bike is ordinary bicycle wear happening faster. What decides the long-term cost is not the wear itself but whether each... App-Programmable E-Bike Conversion Kits: What You Can Tune and Why It Matters Buyer's Guide

App-Programmable E-Bike Conversion Kits: What You Can Tune and Why It Matters

A programmable controller lets you decide how the bike delivers the power it already has. That is a control feature, not a speed feature, and the distinction matters...

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