York S1-373-18170-204 Drain Pan

The York S1-373-18170-204 Drain Pan is a critical OEM component engineered specifically for condensate management in high-performance HVAC systems. This insulated drain pan is designed to replace worn or cracked 20-inch pans, providing a robust solution for preventing water damage to sensitive internal components and surrounding structures. Built from high-grade, corrosion-resistant material, this pan ensures long-term reliability in high-humidity environments where chemical resistance and structural integrity are paramount. The integrated thermal insulation is precision-applied to minimize heat transfer, effectively reducing the risk of exterior sweating and secondary condensation buildup that can compromise indoor air quality and system efficiency. As a genuine HVAC replacement part, the S1-373-18170-204 maintains factory-spec clearance and alignment, facilitating a straightforward installation for contractors servicing residential or commercial York air handlers and rooftop units. Utilizing OEM specifications ensures that the primary and auxiliary drainage ports align perfectly with existing line sets, maintaining the mechanical integrity of the entire evaporator coil assembly.

Key Benefits

• Factory-Grade Insulation: Prevents condensation from forming on the pan’s exterior, protecting the building envelope and maintaining thermal efficiency.
• Corrosion-Resistant Construction: Engineered to withstand constant moisture exposure and chemical agents found in condensate runoff without degrading.
• Precise OEM Fitment: Designed to the exact dimensions of 20-inch York units, eliminating the need for field modifications and reducing labor time on-site.
• Enhanced System Protection: Safeguards electrical components and internal furnace or air handler cabinetry from moisture-related damage.

Common Questions

Is this pan compatible with horizontal and vertical installations?
Yes, the York S1-373-18170-204 is designed to function within specific evaporator coil configurations, often supporting both orientations depending on the unit's cabinet design. Always verify the orientation requirements for your specific furnace or air handler model before installation.

Why is the insulation necessary on this condensate pan?
The insulated drain pan prevents the cold surface of the plastic or metal from coming into contact with warm, humid ambient air. Without it, condensation would form on the bottom of the pan itself, causing the very water damage the part is designed to prevent.

Can I use this pan as a universal replacement for other brands?
This is a brand-specific York HVAC part. While it shares some dimensions with other 20-inch pans, its drainage port locations and mounting supports are engineered specifically for York and Johnson Controls equipment to ensure a leak-proof seal.

This item is not eligible for free shipping.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.