Dairymaster Pulsation relay centre assembly The Dairymaster Pulsation Relay Centre Assembly is a genuine Dairymaster component designed to deliver precise, reliable control of the pulsation cycle — the heartbeat of every efficient milking system. This central assembly forms the core of the Dairymaster pneumatic pulsation relay, ensuring consistent air movement and accurate vacuum regulation throughout your parlour. Expertly engineered for optimum airflow and airtight sealing , the centre assembly maintains the vital balance between vacuum and atmospheric pressure. This ensures a smooth, even pulsation rhythm that enhances cow comfort, milking efficiency, and the longevity of your equipment. Constructed from high-strength, long-lasting materials , the Dairymaster centre assembly withstands constant vacuum pressure, temperature fluctuations, and rigorous cleaning conditions, making it an essential component for reliable day-to-day performance on any modern dairy unit. When installed as part of a complete relay unit, this assembly helps to: Maintain precise pulsation timing for gentle and efficient milking Ensure vacuum stability across all milking points Reduce wear on liners, shells