This product may contain shelf wear, have minor cosmetic imperfections, or have been tested. All our certified pre-owned products are backed by our return policy. We offer free shipping on all items. Please contact us for discounts or if you have any questions. We look forward to doing business with you!• Model Number: 2095101A• Brand: Source 1 • Type: Filter PC Board for HVAC control systems • Application: Electrical noise filtration and power fluctuation protection • Compatible Systems: Lennox HVAC and other compatible residential systems • Material: Printed Circuit Board (PCB) with electronic filter components • Function: Enhances system reliability by reducing electrical interference • Dimensions and Weight: Standard size for replacement filter boards (specific dimensions typically vary by installation) • Warranty: 1-year coverage from vendor