Weil Mclain 353500665

Weil Mclain 353500665 is a display board kit designed to replace aging control boards in compatible Weil Mclain systems. This all-in-one package includes the display, bracket, label, offset and data port, delivering a ready-to-install solution that minimizes downtime during service and supports accurate diagnostics for homeowners and professionals alike. Built for straightforward installation, the kit is engineered to mount securely and provide clean cable routing, ensuring reliable operation in boiler and radiant heating applications. This kit is ideal for service technicians performing field upgrades or routine maintenance, delivering consistent results.

As a reliable replacement part, this kit replaces 383500408 and 383500200, and it also aligns with 591850570. It substitutes 383500190 and 383500191 as part of a streamlined upgrade path. With clear labeling and standard connectors, technicians can quickly swap in the new board without reconfiguring the system, preserving performance and compatibility across Weil Mclain units. Compatibility with standard Weil Mclain connectors means minimal wiring changes, enabling faster turnaround and improved system reliability.

• All-in-one kit includes display, bracket, label, offset and data port
• Easy installation with included mounting hardware and clear labeling
• Replaces multiple Weil Mclain part numbers for a simplified upgrade
• Durable construction designed for reliable long-term performance