Precision Performance
Dwyer MSX-W11-PA/W12/W1222 replaces MS2 micro pressure difference sensor for HVAC, cleanrooms, and lab airflow monitoring. Engineered with stainless steel diaphragms and laser-trimmed circuitry for ±0.25% accuracy.
Industrial-Grade Durability
NEMA 4X-rated enclosure withstands harsh environments—dust, moisture, and corrosive gases. Features welded-seal construction for zero leakage under 150 PSI.
Plug-and-Play Smart Upgrade
Direct MS2 replacement with auto-zero calibration. 4-20mA/0-10V outputs integrate with BMS/PLC systems—no recalibration needed.
Bulk Pricing Advantage
Global wholesale supplier with lowest per-unit cost. MOQ-friendly for large HVAC contractors and OEMs.
Certified Reliability
CE/UL-listed, RoHS-compliant. Ships with NIST-traceable calibration certificate.