The Supco hot surface igniter is a a universal replacement igniter kit that’s easy to install in over 100 igniters, including furnace and boiler igniters. Silicon nitride round design for strong, durable operation and performance. Low energy consumption uses half the power of silicon carbide igniters. Kit includes igniter, universal breakaway mounting bracket, hardware, and instructions. CSA Approved. Hot Surface Ignitor, Universal Silicon Nitride, Length 3-1/4 In, Voltage 120, Gas Type LP/Nat, Wire Leads, Includes Universal Breakaway Mounting Bracket, Installation Hardware.