Rocket Espresso Boiler Safety Valve A299904998 – Brass Low-Lead

Rocket Espresso Boiler Safety Valve – A299904998

Protect your Rocket Espresso machine's boiler with this genuine OEM safety valve (A299904998). The safety valve is a critical boiler protection component — it automatically releases pressure if the boiler exceeds safe operating limits, preventing boiler damage or failure. Made from low-lead brass (CW510L / OT57) with a silicone sealing gasket for reliable, long-lasting performance.

Specifications

• Part number: A299904998
• Material: Brass CW510L (OT57) — low lead content
• Sealing: Silicone gasket
• Hose-end fitting: ø7mm

Compatible Models

• Rocket Appartamento (April 2021 – )
• Rocket Appartamento (April 2023 – )
• Rocket Appartamento 2017
• Rocket Giotto Evoluzione 2 (2017)
• Rocket Giotto Evoluzione V2 (2013)
• Rocket Giotto Cronometro R (September 2019 – )
• Rocket Giotto Cronometro V (September 2019 – )
• Rocket Mozzafiato Evoluzione R
• Rocket Mozzafiato Evoluzione V
• Rocket Mozzafiato Cronometro R (September 2019 – )
• Rocket Mozzafiato Cronometro R (April 2023 – )
• Rocket Mozzafiato Cronometro V (September 2019 – )
• Rocket Porta Via (August 2020 – )
• Rocket R Nine One
• Rocket R Nine One (September 2020 – )
• Rocket R Nine One (November 2022 – )

When to Replace Your Safety Valve

• Valve is weeping or leaking steam/water when not under excess pressure
• Valve has discharged and will not reseat correctly
• Visible corrosion or damage to the valve body
• Routine replacement as part of a major boiler service

Frequently Asked Questions

Is this a genuine Rocket Espresso part?

Yes, this is a genuine OEM Rocket Espresso boiler safety valve (A299904998), made from low-lead brass with a silicone sealing gasket.

Can I replace this myself?

Safety valve 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.