The MIDWEST CONTROL VFSL25-030 is a 2-1/2" liquid-filled vacuum gauge that measures vacuum levels from 0 to 30"Hg. Designed with a lower mount and a 1/4" NPT connection, this gauge is ideal for various industrial applications. The liquid-filled design enhances durability and reduces vibration, ensuring accurate readings even in challenging environments. Constructed with high-quality materials, it provides long-lasting performance and reliability. This gauge is perfect for HVAC, refrigeration, and other applications where precise vacuum measurement is critical.