Function: 1. This is the replacement board for your water heater. This board sends a signal to your probe to propane to heat the water heater. If you have igniting your water heater, the board may be defective or your probe may be defective2. Boards for only3. Provides Protection For Your Direct Ignition Water Heater From Voltage Spikes And Shorts In The Electrical System4. Made of high quality materials, rugged, high precision, , tested the duel5. Easy to install, plug adapter is perfect for quick installation, simple and easy to operateReplaces Boards Part Number:93257, 93307, 91420, 91504, 93865, 91349Fitment: for GCH6-, GCH6-6E, GCH6-7E, GCH6A-7E, GCH6A-8E GC6A-7E, GH6-Fit for GH6-, GH6-6E, GH6-7E, GH6-8E G6A-2E, G6A-, G6A-, G6A-6E, G6A-7EFit for G6A-8E GCG6A- 9E, GC6AA-7E, GC6AA-8E, GC6AA-9E GCH10A-2E, GCH10A-Fit for GC10A-2E, GC10A- G10-1E, G10-2E, G10-3EG610-, GC10-1E, GC10-2EFit for GH10-1E, GH10-2E, GH10- GH610-Material: ABS+metalcolour: blackPackage Contents:1 x Water Heater Replacement Circuit BoardOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real . The measurement allowed is +/- 1-3cm.