Compatibility with Rinnai Models: This Flame Rod Electrode Kit is compatible with Rinnai R75, R94, RC80, and RC98 water heaters, serving as a replacement part for the igniter. Fits Rinnai VB2528FFUD, VB2528WD, KA2530FFUD, KA2530WD, VB2735FFUD, VB2735WD, KA3237FFUD, KA3237WD tankless water heaters. Complete Igniter Kit: Includes both the flame rod and electrode, providing a full replacement for the ignition system, eliminating the need to purchase individual components. Solves Common Issues: Addresses common problems such as failed igniters and corroded electrodes. Replacing the flame rod or electrode can restore proper heating function. If your Rinnai tankless water heater displays error code 11, inspect or replace the flame rod electrode kit. Easy Installation: Designed for straightforward installation. For safety and optimal performance, professional installation is recommended if you are not familiar with water heater components. Color: White Material: Plastic and Metal Package Contents: 1 x Flame Rod Electrode Kit Note: The package includes only the items listed. Other accessories are not included. Note: Lighting and display settings may cause slight variations in color appearance. Measurement may vary by +/- 1-3 cm.