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Keep your espresso setup running smoothly with compatible spare parts for Rocket Espresso machines. Rocket is well known in specialty coffee for Italian-built espresso machines with a strong focus on build quality, classic design, and bar-style performance for home and light commercial use.

Whether you’re doing preventive maintenance or fixing a fault, the right replacement parts help prevent leaks, maintain stable brewing performance, and keep steam power consistent for milk service.

Rocket Espresso SSR Relay A190004666 | Silent Switching Spare Part Rocket Espresso SSR Relay A190004666 | Silent Switching Spare Part

Rocket Espresso Solid-State Relay A190004666 – With Protective Cover

Give your Rocket Espresso machine the rock-solid power management it deserves with this factory-spec solid-state relay, part A190004666. Engineered for silent, spark-free switching, the SSR drives heating elements and pumps with greater accuracy and longevity than mechanical relays, while the included transparent cover shields terminals from moisture and...
€57.63
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Rocket Espresso Solenoid Valve M19905791 | 2-Way 1/4″ 230 V 50-60 Hz Rocket Espresso Solenoid Valve M19905791 | 2-Way 1/4″ 230 V 50-60 Hz

Rocket Espresso Solenoid Valve M19905791 – 2-Way 1/4″ 230 V (with Coil)

Put your brew circuit back under full control with this factory-spec 2-way solenoid valve, part M19905791. Featuring 1/4″ BSP parallel ports and a 2.5 mm orifice, the 501C-series valve regulates fill and discharge with millisecond accuracy, ensuring stable pressure and cleaner extractions. The matched 491514Q3 D4G coil draws just 13 / 11 W at 220–240 V,...
€114.98
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Rocket Espresso Solenoid Valve M199905794 | 2-Way 1/8″ 230 V 50-60 Hz Rocket Espresso Solenoid Valve M199905794 | 2-Way 1/8″ 230 V 50-60 Hz

Rocket Espresso Solenoid Valve M199905794 – 2-Way 1/8″ 230 V (with Coil)

Bring factory-level precision back to your high-output Rocket Espresso machine with this 2-way solenoid valve, part M199905794. Using 1/8″ female threads and a 1.5 mm orifice, the valve delivers lightning-fast on/off control up to 15 bar, keeping pressure stable and preventing drips during fill, mix, or discharge cycles. An FKM elastomer seal withstands...
€93.18
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Rocket Espresso Solenoid Valve M199905792 | 3-Way 230 V NSF-Certified Rocket Espresso Solenoid Valve M199905792 | 3-Way 230 V NSF-Certified

Rocket Espresso Solenoid Valve M199905792 – 3-Way 230 V (1/8″ Outlet)

Upgrade your Rocket Espresso machine’s flow control with this genuine 3-way solenoid valve, part M199905792. Machined from low-lead CW510L brass and fitted with a RUBIN elastomer seal, the valve handles up to 20 bar while its 1.5 mm orifice delivers lightning-fast venting for cleaner group-head dry-pulses and drip-free backflushing. The matched 491514Q3...
€117.39
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Rocket Espresso Steam Tap M229905536 | Boxer & RE Series Rocket Espresso Steam Tap M229905536 | Boxer & RE Series

Rocket Espresso Steam Tap M229905536 – RE & Boxer Complete Valve

Refresh your café’s milk station with this precision steam tap, part M229905536. Engineered for Rocket’s Boxer and RE commercial lines, the valve arrives fully assembled, featuring a 1/4″ male rear inlet and a 3/8″ male ogive outlet that mates directly with the stock steam pipe. A finely-threaded spindle, PTFE seat and high-temp O-rings give you...
€83.24
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Rocket Espresso Swivel Fitting A229904349 | 1/8″ Adjustable Flow Rocket Espresso Swivel Fitting A229904349 | 1/8″ Adjustable Flow

Rocket Espresso Swivel Fitting A229904349 – 1/8″ Adjustable Flow

Keep your water circuit tidy and tuneable with this factory-spec swivel fitting, part A229904349. Threaded in 1/8″ BSP and built from low-lead Italian brass, the joint pivots freely to ease hose routing while its integrated flow screw lets you fine-adjust inlet pressure—perfect for dialling in pump-fed or plumb-in setups. A precision-machined seat and...
€35.23
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Rocket Espresso Group Shower M619905432 | Boxer • R9 • R Nine One Rocket Espresso Group Shower M619905432 | Boxer • R9 • R Nine One

Rocket Espresso Group Head Shower M619905432 – Boxer, R Nine One & R9

Keep every puck evenly saturated with this genuine Rocket Espresso group-head shower, part M619905432. Precision-machined spray holes distribute water in a perfectly uniform cascade, eliminating channeling and boosting crema production. Hardened, food-grade stainless steel resists scale and chemical cleaners, while the double-layer design maintains...
€6.59
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Rocket Espresso Button R199906165 | RE-A & R9 Control Switch Rocket Espresso Button R199906165 | RE-A & R9 Control Switch

Rocket Espresso Push Button R199906165 – RE-A & R9 Control Switch

Give your dashboard a factory-fresh feel with this authentic Rocket Espresso push button, part R199906165. Engineered for the latest RE-A and R9 models, the switch drops straight into the control fascia and snaps into the original harness—no soldering or rewiring required. Gold-plated contacts ensure low-resistance actuation and long-term reliability,...
€41.06
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Rocket Espresso Control Board A199907552 | 240 V 16 A PCB for Appartamento Rocket Espresso Control Board A199907552 | 240 V 16 A PCB for Appartamento

Rocket Espresso Control Board A199907552 – 240 V / 16 A AUS-NZ

Give your Rocket Appartamento—or any Evo R / Type V model built for the Australian-New Zealand market—the electronic heart transplant it deserves with control board A199907552. Tuned for 240-volt mains and rated to a robust 16 A, this factory PCB orchestrates heating elements, pumps and PID logic with the rock-solid precision Rocket is known for....
€156.42
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Rocket Espresso Control Board M199906288 | 230 V / 115 V R Nine One Rocket Espresso Control Board M199906288 | 230 V / 115 V R Nine One

Rocket Espresso Control Board M199906288 – Dual-Voltage PCB for R Nine One

Give your flagship R Nine One a fresh electronic heartbeat with this factory-tuned control board, part M199906288. Designed to run flawlessly on both 230 V and 115 V supplies, the PCB synchronises pumps, heating elements and pressure-profiling algorithms with the split-second precision that defines Rocket’s statement machine. Robust copper traces handle...
€346.07
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Rocket Espresso Control Board M199906118 | 230 V PCB for RE Timer Rocket Espresso Control Board M199906118 | 230 V PCB for RE Timer

Rocket Espresso Control Board M199906118 – 230 V RE Timer 2017

Bring your RE Timer back to flawless form with this factory-spec control board, part M199906118. Designed for 230-volt service, the PCB governs heating elements, pump cycles and programmable timer functions with the split-second accuracy that busy cafés demand. Oversized copper traces handle high current without voltage sag, while a conformal coating...
€403.75
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Rocket Espresso Control Board M199907063 | RE Doppia Undercounter PCB Rocket Espresso Control Board M199907063 | RE Doppia Undercounter PCB

Rocket Espresso Control Board M199907063 – RE Doppia 2020 Undercounter

Give your RE Doppia a fresh electronic heart with this genuine Rocket Espresso control board, part M199907063. Engineered for the 2020 under-counter platform, the PCB coordinates dual boilers, pumps and safety circuits with the rock-solid precision busy cafés rely on every day. Heavy-gauge copper traces carry high current without voltage sag, while a...
€420.78
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Rocket Espresso Display Cable A199906722 | Control-Unit Harness Rocket Espresso Display Cable A199906722 | Control-Unit Harness

Rocket Espresso Display Cable A199906722 – Control-Unit Harness

If your screen flickers, lags or drops out entirely, chances are the link between the main board and display has seen better days. Swap it for this factory-spec Rocket Espresso cable, part A199906722, and bring your interface back to life. The multi-strand, low-resistance conductors deliver rock-solid data flow to the 3.5-inch TFT, while the...
€9.88
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Rocket Espresso Copper Gasket M479904826 | ½-Inch Seal Washer Rocket Espresso Copper Gasket M479904826 | ½-Inch Seal Washer

Rocket Espresso Copper Gasket M479904826 – ½-Inch Seal Washer

Stop tiny leaks before they become big headaches with this original Rocket Espresso copper gasket, part M479904826. Precision-machined from annealed copper, the ½-inch crush washer conforms perfectly to mating surfaces as you tighten, ensuring a gas-tight, steam-tight seal that stands up to the extreme temperature swings inside your espresso machine....
€2.64
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Rocket Espresso Copper Gasket C479900228 | ¼-Inch Seal Washer Rocket Espresso Copper Gasket C479900228 | ¼-Inch Seal Washer

Rocket Espresso Copper Gasket C479900228 – ¼-Inch Seal Washer

Keep every joint in your espresso machine drip-free with this original Rocket Espresso copper gasket, part C479900228. Precision-machined for ¼-inch connections, the annealed copper washer compresses to fill microscopic surface imperfections, guaranteeing a gas-tight, steam-tight seal even under boiler temperatures and pump pressure. Copper’s natural...
€1.99
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Rocket Espresso Copper Gasket C479900673 | 3/8-Inch Seal Washer Rocket Espresso Copper Gasket C479900673 | 3/8-Inch Seal Washer

Rocket Espresso Copper Gasket C479900673 – 3/8-Inch Seal Washer

Keep every threaded joint in your Rocket machine bone-dry with this genuine copper gasket, part C479900673. Machined for 3/8-inch connections, the annealed copper washer cold-forms as you tighten, filling microscopic surface imperfections to create a gas- and steam-tight seal that stands up to boiler temperatures and daily pressure cycles. Copper’s...
€2.42
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Rocket Espresso Air Vent Valve A299908765 | Boiler De-Airing Part Rocket Espresso Air Vent Valve A299908765 | Boiler De-Airing Part

Rocket Espresso Air Vent Valve A299908765 – Appartamento TCA & R Cinquantotto

Kick-start every service with a boiler that reaches temperature fast and stays rock-steady. This factory-spec air-vent valve, part A299908765, automatically bleeds unwanted air during warm-up on the latest Appartamento TCA and R Cinquantotto platforms. A stainless ball and high-temperature Viton® seat form a drip-tight seal the instant steam pressure...
€13.80
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Rocket Espresso Drip-Tray Grid M649904850 | Boxer, R9, R8 & RE-Doppia Rocket Espresso Drip-Tray Grid M649904850 | Boxer, R9, R8 & RE-Doppia

Rocket Espresso Black Plastic Grid M649904850 – Drip-Tray Insert

Keep your bar clean and your cups steady with this factory-spec black plastic grid, part M649904850. The lightweight, high-impact insert drops into the stainless drip tray and cushions porcelain against scratches while its ribbed channels whisk away overspray and puck rinse water. Engineered for the rigours of busy cafés, the grid withstands daily knocks,...
€9.72
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Rocket Espresso Boiler Level & Safety Probe M199904821 – High-Limit Sensor Rocket Espresso Boiler Level & Safety Probe M199904821 – High-Limit Sensor

Rocket Espresso Boiler Level & Safety Probe M199904821

Safeguard your commercial boiler with this genuine Rocket Espresso boiler level / safety probe, part M199904821. Threaded into the top of the service boiler, the OT57 low-lead brass body and food-grade stainless electrode provide a precise reference point for the autofill control board—topping up water when needed and shutting off power if the level drops...
€23.15
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Rocket Espresso Boiler Pressure Gauge M219904748 | Capillary 0-3 bar RE / R9 Rocket Espresso Boiler Pressure Gauge M219904748 | Capillary 0-3 bar RE / R9

Rocket Espresso Boiler Pressure Gauge M219904748 – Capillary Type RE & R9 Series

Monitor service-boiler pressure with barista-grade precision using this factory capillary pressure gauge, part M219904748. The liquid-filled dial connects to the boiler via an ultra-responsive copper capillary tube, isolating the delicate mechanism from vibration and heat spikes while delivering rock-steady readings up to 3 bar. A polished stainless bezel...
€7.42
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Rocket Espresso Boiler Return Connection M279904703 | Boxer • RE Series Rocket Espresso Boiler Return Connection M279904703 | Boxer • RE Series

Rocket Espresso Boiler Return Connection M279904703 – RE & Boxer Line

Maintain flawless heat-exchanger circulation with this factory boiler return connection, part M279904703. Machined from low-lead brass and finished to Rocket’s exacting tolerances, the fitting routes water from the heat-exchanger back to the service boiler, keeping brew temperatures stable and protecting pumps from cavitation. Deep, perfectly cut threads...
€19.68
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Rocket Espresso Bottom Outlet Valve C219903081 | Group M Drain Rocket Espresso Bottom Outlet Valve C219903081 | Group M Drain

Rocket Espresso Bottom Outlet Valve C219903081 – Group “M” Drain Assembly

Finish every shot cleanly and protect your coffee flavour with this factory bottom-outlet valve, part C219903081. Fitted to Rocket’s Group M brew assemblies, the valve opens at the end of extraction to relieve group pressure, drying the puck and freeing up the next dose. Precision-machined brass threads seat perfectly in the group block, while the...
€38.24
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About the brand and typical applications

Rocket Espresso machines are commonly used in home espresso stations, specialty coffee corners, and smaller hospitality settings where consistency and reliability matter. Because these machines run hot and under pressure, wear parts such as seals and valve components naturally need periodic replacement to keep performance stable.

Typical Rocket Espresso spare parts you can source

Exact parts depend on the model and configuration, but common service categories include:

  • Group service parts
    Group gaskets, shower screens, dispersion parts, portafilter components and related hardware.

  • Steam and hot-water valve parts
    Valve rebuild components, seals, knobs/levers, steam tips and hot-water outlet parts.

  • Hydraulic components
    Solenoid valves (model dependent), non-return/check valves, fittings, hoses, seals and O-rings for leak prevention.

  • Pumps and pressure regulation parts
    Pump-related parts (where applicable), OPV/expansion/relief components, safety valves and pressure control items.

  • Heating and temperature components
    Heating elements, boiler fittings, probes/sensors, thermostats and safety cut-outs.

  • Electronics and controls
    Switches, pressurestats or control components (model dependent), relays/contactors and control boards where fitted.

Why the right parts matter

Using the correct replacement parts helps maintain:

  • consistent espresso extraction and stable pressure

  • reliable steam performance for faster workflow

  • safer operation through correct temperature and pressure protection

  • lower downtime by preventing small leaks or worn parts from escalating