Dwyer Instruments 2301 Magnehelic Differential Pressure Gauge 0.5-0-0.5" WC

The Dwyer Instruments 2301 Magnehelic Differential Pressure Gauge is a reliable, easy-to-read instrument designed for measuring low air and gas pressures in HVAC systems, clean rooms, and industrial applications. This dual-range gauge measures differential pressures from 0.5 inches of water column in both positive and negative directions (0.5-0-0.5" WC).

Key Features:

• Dual-range capability measures both positive and negative differential pressure
• Large 4-inch dial face with easy-to-read graduations for quick visual reference
• Magnehelic movement provides accurate, reliable readings without requiring external power
• Rugged die-cast aluminum case withstands industrial environments
• Simple two-tube connection for fast installation and setup
• Accuracy within ±2% of full scale for dependable measurements
• Zero adjustment feature allows for field calibration

The Magnehelic Series 2000 has been the industry standard for over 60 years, trusted by professionals for monitoring filter conditions, air flow, static pressure, and pressure drops across equipment. Its frictionless Magnehelic movement ensures long service life and consistent performance in demanding applications.