Features: Upgrades your oil furnace's efficiency with the replacement electronic fan timer, ensuring precise timing for performances. This electronic fan timer features a single circuit board design that simplifies installation and offers control over combustion air blower and circulating air blower speeds, along with integrated oil primary control. Perfect for homeowners and maintenance professionals seeking to replace aging fan timers in oil furnaces for enhancing reliability and heating control. Perfect for residential or commercial settings where consistent and efficient oil furnace heating is particularly during cold weather conditions. The replacement electronic fan timer is constructed with flame resistant composite materials, making it a long lasting solution for maintaining your oil furnace's operation at levels. Specifications: Texture: Flame Resistant Composite Materials Color: White Applicable Model: For ST9103A1002 Size: As Picture Shows Weight: 250g Package Includes: 1x Replacement Electronic Fan Timer note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.