List of products by brand Rational
RATIONAL is a benchmark brand in professional kitchens, known for high-performance cooking systems built for speed, consistency and heavy daily use. When your kitchen depends on combi cooking and multifunctional hot-side equipment, the right replacement part is essential to keep service moving.
Source compatible RATIONAL spare parts for maintenance and repairs—helping you reduce downtime and keep output stable in busy operations.
Rational Snap-In Shower Head Black 52,00,127S - OEM Spare Part
Steam Generator Emptying Pipe 44,01,221P - OEM Rational Spare Part
Suction Pipe for Oven Washing Pump 56,00,188P - OEM Rational Spare Part
Suction Pipe for Oven Washing Pump 56,00,176P - OEM Rational Spare Part
Swivel Castor with Pivot - 2PCS 87,01,933S - OEM Rational Spare Part
Temperature Probe Kit Hot Air 60 mm 40,06,112S - OEM Rational Spare Part
Thermostat 1-Phase 157°C 40,02,515S - OEM Rational Spare Part
Thermostat Single-Phase 365°C 40,01,482S - OEM Rational Spare Part
Transformer 200-250VAC/18V/11.5V 87,01,297 - OEM Rational Spare Part
Transformer 25W 40,03,772P - OEM Rational Spare Part
Transformer 70VA 40,00,277P - OEM Rational Spare Part
Valve Climate Control Complete 12V 22,00,318P - OEM Rational Spare Part
Valve for Boiler Airing 125x60 mm 8354,1304P - OEM Rational Spare Part
Water Solenoid Valve Kit 3-Ways 90° 50,02,102P - OEM Rational Spare Part
Water Solenoid Valve Kit 5-Ways 90° 50,02,054P - OEM Rational Spare Part
Module I/O LM1 A from 03/2020 42,00,280P - OEM Rational Spare Part
Alarm Buzzer Set 12V 50Hz 87,00,136 - OEM Rational Spare Part
Alarm Tone 12V 40.04.048P - OEM Rational Spare Part
Boiler Emptying Sleeve 44,01,229P - OEM Rational Spare Part
Clip Drip Tray - 5 Pieces 50,00,296P - OEM Rational Spare Part
Connection Cable for Board 1000 mm 40,03,516P - OEM Rational Spare Part
Contactor B&J K3 24B00 EUR 190 40,03,685P - OEM Rational Spare Part
Contactor Benedikt/Jager K3-10ND10 40,03,684S - OEM Rational Spare Part
About the brand and where it’s used
RATIONAL focuses on professional hot-food preparation equipment used in restaurants, hotels, catering, institutional kitchens and production environments. The brand is strongly associated with combi cooking and multifunctional cooking workflows where repeatability, food quality and efficient production matter—especially during peak hours.
In practical terms, many kitchens rely on RATIONAL systems for:
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high-throughput cooking with consistent results
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reliable steam and convection performance
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programmable, repeatable processes for staff-friendly operation
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service-friendly maintenance over the machine’s working life
Typical RATIONAL spare parts you can source
Exact parts depend on model and configuration, but common service categories include:
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Door and cabinet wear parts (door gaskets, hinges, handles, latches, glass-related parts)
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Heating and temperature components (heating elements, thermostats, temperature probes/sensors, safety cut-outs)
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Airflow and fan components (fan motors, impellers, airflow-related parts)
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Water and steam circuit parts (solenoid valves, hoses, fittings, seals, O-rings, non-return/check valves)
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Electrical and control parts (switches, relays/contactors, displays, keypads, control boards—model dependent)
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Cleaning and care system items (system-dependent maintenance parts that keep hygiene and performance stable)
Why the correct part matters
RATIONAL equipment is spec-sensitive: temperatures, airflow, water flow and electronics all work together. Using the correct replacement component helps maintain:
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stable cooking results and repeatable programs
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safer operation (temperature and protection parts in spec)
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fewer repeat faults caused by mismatched components
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lower downtime and more predictable maintenance