Resideo S87A1018/B DSI Ignition Module

The Resideo S87A1018/B is a Direct Spark Ignition (DSI) module used in the management of ignition sequences of gas-fired HVAC products like furnaces, boilers, and water heaters. This is a 25V 60Hz, 0.2A module that regulates the gas valve and quickly ignites the gas to ensure the main burner functions properly. It has an 11-second lockout time a fuse of 3A and other safety measures including auto-shutdown if the gas does not ignite. This module is UL- and CSA-certified and is ideal for combination gas valve applications, including both natural and propane systems.