Long a standard in the brit bike industry, the Tympanium regulator rectifier unit has proved itself over the years to be virtually bulletproof! Can be used on any 12v British bike with a single phase alternator including BSA A50, A65, Triumph twins, triples and singles, TR25W, T120 Bonneville, TR6, Tiger, T140, TR7, Norton Commandos, etc. All units supplied with easily understandable instructions.
Please note: Due the nature of the product, we unfortunately do not accept returns on bearings, service tools or electrical components. Please be confident about your purchase before ordering. If you have questions, please contact us.
Do you have questions about Solid State Regulators? Check out our collection link below:Â
Our Collection of Classic British Motorcycle Regulators Rectifiers
The product images shown are for illustrative purposes only and may not be an exact representation of the product received. Manufacturers occasionally make minor cosmetic changes to items, such as color, finish, label, or design. These changes do not impact the item’s function or compatibility. Please contact us if you have specific concerns regarding appearance.

















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