Rational 42.00.322p Electronic Noise Filter

Product Description

The RATIONAL 42.00.322p is an electronic noise filter designed for use in commercial cooking equipment. Noise filters suppress high-frequency electrical interference on power supply lines, protecting sensitive control electronics from voltage fluctuations and conducted EMI. This component is a direct service replacement part for RATIONAL commercial appliances, typically installed by qualified appliance technicians or commercial kitchen equipment service professionals during preventive maintenance or fault-driven repair.

This filter is used in commercial foodservice environments where RATIONAL appliances operate on demanding electrical circuits. It is suited for installations where power quality issues cause erratic control board behavior, nuisance faults, or unexplained shutdowns. Technicians servicing combi ovens and other commercial cooking units will encounter this part as a line-level filtering component within the appliance electrical assembly.

Key Features

• Suppresses conducted electromagnetic interference on AC power lines
• Protects downstream control electronics from high-frequency noise
• OEM-style replacement part for RATIONAL commercial appliances
• Direct swap for failed or degraded noise filter assemblies

Compatibility

Designed as an OEM-style replacement electronic noise filter for RATIONAL commercial appliance equipment. Also referenced under part number 4200322P.

Installation Notes

Installation should be performed by a qualified commercial appliance technician familiar with RATIONAL equipment. Disconnect and lock out all power to the unit before accessing internal electrical components. Verify line voltage compatibility before reinstalling and restoring power. Work should comply with applicable local electrical codes and the manufacturer service documentation for the specific appliance model.

Technical Specifications

• Component Type: Electronic Noise Filter
• Application: Commercial Appliance

Standard Information

• Brand: RATIONAL
• Manufacturer Part Number: 42.00.322p