Vacuum Switch | NBK-20412

The NBK-20412 Vacuum Switch is a high-quality replacement designed for HVAC systems, ensuring safe and reliable pressure monitoring. This switch is equivalent to Weil McLain part number 511-624-510, making it an ideal choice for maintaining or restoring the performance of your heating system. Key Features OEM-Equivalent Replacement: Direct replacement for Weil McLain 511-624-510, providing dependable operation in HVAC applications Critical Safety Component: Monitors system vacuum levels to ensure safe ignition and burner operation Durable Construction: Built to withstand demanding heating environments, reducing the risk of failure or downtime Reliable Switching: Designed for consistent performance under varying pressure conditions Specifications SKU: 20412 Brand: NBK Category: HVAC / Pressure Switch Type: Vacuum Switch Equivalent To: Weil McLain 511-624-510 Equivalent To Weil McLain: 511-624-510 Pairs well with: HVAC Parts Why Replace Your Vacuum Switch? A malfunctioning vacuum or pressure switch can prevent your system from igniting or cause erratic operation. This replacement ensures your HVAC system continues to operate safely and efficiently by accurately detecting proper draft or vacuum conditions. Shipping & Availability Special order from NBK. Please expect a 1–2 business day processing delay before shipping.