Dairymaster Swiftcool Tank Agitator Gearbox The Dairymaster Swiftcool Tank Agitator Gearbox is a replacement gearbox designed for use with Dairymaster Swiftcool milk cooling tanks . This gearbox forms a critical part of the agitator drive system, transferring power from the motor to the agitator shaft to ensure consistent milk movement within the tank. Correct agitation is essential for maintaining uniform milk temperature and quality during cooling and storage. A worn or failing gearbox can lead to inconsistent agitation, increased strain on the motor, or complete agitator failure. Replacing the gearbox helps restore smooth, reliable operation and supports effective milk cooling performance. The Dairymaster Swiftcool Tank Agitator Gearbox is supplied as a gearbox unit only and is intended to be fitted to compatible Swiftcool tank agitator assemblies. Manufactured to meet the demands of continuous operation, this gearbox is designed to handle regular use in cold, damp dairy environments. Finished in blue , this gearbox matches the standard Swiftcool specification and provides dependable mechanical performance when correctly installed. Using the correct replacement gearbox helps pro