8-9945D | Lennox Pulse GC-1 Furnace Ignition Control Board 87F2201

Lennox · HVAC & Building Controls

Description  The Lennox 8-9945D Ignition Control is a Pulse GC-1 control module designed to manage ignition and safety functions in pulse furnace systems. Identified by part number 8-9945D and reference 87F2201, this control board ensures accurate ignition sequencing and reliable system protection. It is used in compatible Lennox Pulse GC-1 furnaces requiring precise electronic ignition control.     Technical Specifications  Condition New/Never Used Surplus Brand Lennox Category HVAC Controls Part Number 8-9945D Subcategory Ignition Control Boards Alternate Reference 87F2201 Control Type Pulse Furnace Ignition Control Ignition System Pulse GC-1 Input Voltage 24 VAC Power Phase Single Phase Application Pulse Gas Furnace Systems Mounting Type Furnace Control Panel Mount Interface Type Wired Terminal Connections Housing Type Control Board Assembly Operating Environment Indoor HVAC Equipment Duty Rating Continuous Weight Approx. 1.0 lb     Information About 8-9945D The 8-9945D is part of Lennox’s Pulse GC-1 ignition control series developed for pulse combustion furnace technology. This control module is engineered to coordinate ignition timing, flame verification, and safety monitoring within specialized pulse furnace systems. It operates on low-voltage control power and interfaces directly with sensors and ignition components specific to Pulse GC-1 designs. The board is intended as a direct replacement to restore proper ignition logic and safe furnace operation. Key Features: Pulse GC-1 Ignition Control: Designed specifically for Lennox Pulse furnace ignition systems. Electronic Ignition Management: Controls ignition timing and system startup sequencing. Integrated Safety Monitoring: Supports flame sensing and protective shutdown logic. Low-Voltage Control Operation: Operates on standard HVAC control voltage circuits. OEM Replacement Board: Matches Lennox specifications for direct installation. System-Specific Compatibility: Intended for Pulse GC-1 furnace configurations only. Reliable Signal Processing: Ensures accurate response to sensor and ignition inputs. Durable Electronic Construction: Built to withstand thermal and electrical stresses. Compact Control Module: Fits original mounting locations within the furnace cabinet. Service-Oriented Design: Supports efficient troubleshooting and system restoration. The 8-9945D delivers the reliability and precision required for pulse furnace ignition control and safety management.

Brand: Lennox · Category: HVAC & Building Controls

Key features

• Pulse GC-1 Ignition Control: Designed specifically for Lennox Pulse furnace ignition systems.
• Electronic Ignition Management: Controls ignition timing and system startup sequencing.
• Integrated Safety Monitoring: Supports flame sensing and protective shutdown logic.
• Low-Voltage Control Operation: Operates on standard HVAC control voltage circuits.
• OEM Replacement Board: Matches Lennox specifications for direct installation.
• System-Specific Compatibility: Intended for Pulse GC-1 furnace configurations only.
• Reliable Signal Processing: Ensures accurate response to sensor and ignition inputs.
• Durable Electronic Construction: Built to withstand thermal and electrical stresses.
• Compact Control Module: Fits original mounting locations within the furnace cabinet.
• Service-Oriented Design: Supports efficient troubleshooting and system restoration.

Specifications

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