Rocket Espresso R58 / R60 / R Nine Boiler Pressure Gauge – A219906184 Replace a faulty or inaccurate boiler pressure gauge on your Rocket Espresso R58, R60, or R Nine with this genuine OEM part (A219906184). This gauge measures boiler pressure in the 0–3 bar range, giving you a real-time view of boiler performance to ensure safe and consistent espresso and steam output. Specifications Part number: A219906184 Pressure range: 0–3 bar Compatibility Rocket Espresso R58 Rocket Espresso R60 Rocket Espresso R Nine Contact us with your machine's serial number if you are unsure of compatibility When to Replace Your Boiler Pressure Gauge Gauge needle is stuck, erratic, or not returning to zero Gauge face is cracked, fogged, or filled with moisture Pressure readings are inconsistent with machine behaviour Gauge is leaking at the boiler fitting Frequently Asked Questions What does the boiler pressure gauge measure? The boiler pressure gauge displays the steam boiler pressure in bar. On dual-boiler machines like the R58 and R60, monitoring this gauge helps you identify pressurestat faults, heating element issues, or boiler leaks early, before they cause further damage. Is this a genuine Rocket Espresso part? Yes, this is a genuine OEM Rocket Espresso replacement part (A219906184). Can I replace the gauge myself? Gauge replacement requires draining the boiler and working with pressurised fittings. We recommend this be carried out by a qualified technician. Our Sydney-based team can assist — contact us to book a service.