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 everything needed to replace the ignition system, eliminating the need to purchase individual components. Solves Common Issues: Addresses common problems such as faulty igniters and corroded electrodes. Replacing the flame rod or electrode can restore proper heating performance. If your Rinnai tankless water heater displays error code 11, inspecting or replacing the flame rod electrode kit may resolve the issue. Easy Installation: Designed for straightforward installation. For safety and proper operation, professional installation is recommended if you are not experienced 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 above. Light reflection and display differences may cause slight variations between the image and actual color. Measurement may vary by +/- 1-3 cm.