Guides Start here
How to Convert a Bike to Electric: A UK Guide
How to convert a bike to electric: check your frame, pick hub or mid-drive, size the battery and see how a fitting goes. Advice from our Cardiff workshop.
The All4eBikes blog
E-bike conversion guides from our Cardiff workshop
Kits, batteries, controllers, chargers and repairs, written by George Andrusca.
36 guides
Guides
Family Cycling Holidays UK: E-Bike Routes and Tips
Family cycling holidays in the UK on an e-bike: traffic-free routes from the Taff Trail to the Camel Trail, child seats, the 14+ rule, trains and charging.
Guides
UKC1 Display vs SW900: Compatibility & SW900 Settings
UKC1 display vs SW900 and 5 other e-bike LCD displays: which suits UART, KT or Bafang CAN-BUS, plus SW900 settings step by step. Cardiff workshop.
Display SW900
£39.90 In stock
Guides
E-Bike Controller Guide: 48V, 72V, Sine vs Square Wave
Choose an ebike controller: 48V, 72V and Sabvoton ratings, amps vs BMS, sine vs square wave, hall sensors, Bafang UART vs CAN-BUS. 12 compared.
Electric Bike Controller 48V-52V 30A 1000W
£59.90 In stock
Batteries
Ebike Charger Guide: Voltage, Plugs and Charge Time
Which ebike charger fits your battery? 36V needs 42V, 48V 54.6V, 52V 58.8V. See XLR vs DC plugs, charge times and safety tips from our Cardiff workshop.
Fast charger 54.6V DC 5.5X2.1mm
£29.90 In stock
UK Law & Legality
Electric Scooter Law UK 2026: Where Can You Ride?
Private e-scooters are only legal on private land in the UK. Rental trials, penalties, Wales and Cardiff, and what the planned law change actually says.
Uncategorized
E-Bike Battery Repair UK: BMS Replacement, Cell Swap or New Battery?
A failing e-bike battery doesn't always mean a new one. We break down when a £75 BMS replacement fixes it, when a cell group repair makes sense, and when replacement...
E-Bike Battery Diagnostic Service
£20.00 In stock
Conversion Kits
Best E-Bike Conversion Kit for Hills: Torque, Motors and Gearing Explained
Wattage doesn't tell you how a motor climbs — torque does. Here's why a mid-drive kit outclimbs a same-rated hub motor, how to match a kit to your gradient (using...
Bafang
Bafang Display Error Codes Explained: Troubleshooting Guide
Most Bafang error codes on BBS01B, BBS02B and BBSHD kits come from a loose connector or a sensor fault, not a failed motor. Codes 02 to 30 explained.
FULL Service BAFANG
£165.00 In stock
Bafang
The Full Bafang Compatibility Check: Beyond “68mm or 73mm BSA”
68mm or 73mm BSA isn't the whole story. A full compatibility check covering common UK bike brands, press-fit adapters, e-MTB suspension clearance, and exactly how to measure your own bottom...
UK Law & Legality
Throttle E-Bikes and UK Law: Why Most Conversion Kits Ship Pedal-Assist Only
A throttle that works above 3.7mph makes your e-bike a motor vehicle in the eyes of UK law. Here's the exact EAPC rule, the one narrow legal exception, and how...
