MPT100 micromachined high temperature pressure transducer featuring 400kHz response for aerospace wind tunnel testing and Kulite sensor replacement

High temperature pressure transducer MPT100 - Image 2

High temperature pressure transducer MPT100

Range : 0 to 70MPa
Pressure type: absolute or Seal gauge pressure
Accuracy : Al: 0.2% FS5BFSL A2:0.1% FS5BFSL
Operating temperature: -55℃~150℃
Overload pressure 2x FS
Burst pressure 3 x FS
Working principle Four-arm Wheatstone bridge silicon based MEMS chip
Chip natural vibration frequency >400KHz

MPT100 High Temperature Pressure Transducer

The MPT100 series is an ultra-ruggedized, piezoresistive high temperature pressure transducer meticulously engineered to deliver continuous dynamic pressure measurements under severe thermal and physical strains. Designed utilizing state-of-the-art micromachined MEMS silicon technology, this miniature transducer provides an extraordinary natural frequency response up to 400 kHz while maintaining severe environmental survivability across a broad $-55^\circ\text{C}$ to $+150^\circ\text{C}$ operating envelope. Developed specifically for high-stress testing profiles, the MPT100 offers a premium, high-reliability solution for aerospace flight testing and wind tunnel research, serving as a seamless drop-in replacement for industry-standard Kulite pressure sensors

Key Advantages

Compact & Lightweight: Miniature design (<24.5g) for space – constrained applications like aerospace components.
High Precision: 0.1%~0.2% FS BFSL for critical aerospace pressure monitoring.
Wide Temperature Range: Operates at -55℃~150℃, suitable for extreme environments.
Multi – Interface: Supports 3/8 – 24UNJF, M10×1, and M10 threads for flexible installation.
IP67 sealing and stainless steel housing (316L/17 – 4PH) for harsh conditions.

Application Focus

Aerospace: Aircraft fuel systems, landing gear testing, engine pressure monitoring.
Automotive: Transmission control, exhaust pressure sensors.
Industrial: Hydraulic machinery, process automation.

Technical Specifications

Parameter	Specification / Value	Note / Condition
Brand / Manufacturer	Dabey Technology	Specialized B2B Aerospace & Industrial Sensor OEM
Model	MPT100	High Temperature Dynamic Core Series
Cross-Reference / Replacement	Kulite Pressure Sensor Series	Equivalent mechanical form factor and electrical output
Frequency Response	≥400KHz	Raw sensor chip natural vibration frequency bandwidth
Pressure Range	0~70Mpa	Heavy-duty pressure threshold; custom sub-ranges optional
Measurement Mode	Absolute (A) or Sealed Gauge (S)	Selectable depending on specific structural testing needs
Measurement Accuracy	0.2%FS’BFSL 0.1%FS’BFSL	Combined non-linearity, hysteresis, and repeatability effects
Operating Temperature Range	-55℃-150℃	Rated for continuous exposure in high-heat engine or flight zones
Compensated Temperature Range	Selectable within the range of -40℃ to 125℃	Features integrated hardware or digital-level compensation
Overload / Burst Pressure	2x Full Scale / 3x Full Scale	Structural safety thresholds to avoid mechanical failure
Housing Material	316L / 17-4PH Stainless Steel	Advanced corrosion-resistant alloys for harsh aerospace fluids
Vibration & Mechanical Shock	Maximum 20g at 10-2500Hz; Impact time not exceeding 20ms	Tested to withstand harsh structural and aerodynamic vibration
Vibration Effect on Accuracy	<1ppmFS⁵/g	Highly isolated MEMS mass structure minimizes g-force impact
Electrical Interface	4-Wire / 6-Wire Shielded Cable	1m standard length tinned shielded lead wire assembly
Primary Applications	Aerospace Flight Testing, Wind Tunnel Research	Fluid dynamics, gas turbine monitoring, automotive R&D
Weight	≤24.5g