3.3V Power Supply High Resolution Differential Air Pressure Sensor

• Customization: Available
• Type: Resistance Strain Gauge Pressure Sensors
• Component: SemiConductor Type
• Model NO.: ASM98D
• For: Strain Gauge Pressure Transmitter
• Output Signal Type: Digital Type
• Production Process: Mems
• Material: Silicon, Plastic Housing
• Thread Type: No Screw
• Wiring Type: Four-Wire
• Measuring Medium: Gas
• IP Rating: Dry Air
• Certification: RoHS
• Customized: Customized
• Pressure Ranges: ±20CMH2o Guage Pressure
• Pressure Output: Compensated 14-Bit Digital
• Temperature Output: 11-Bit Digital
• Interface: I2c
• Power Supply: 3.3V
• Packaging: 10mm*10mm
• Model No.: Asm95D-020CD
• Nonlinear: ±0.25%Fss,Teb±1%Fss@(0~70°C)
• Working Temperature: -40~85°C
• Transport Package: Reel
• Specification: 10.3*10.26*10.3mm, port Dia 3mm
• Trademark: AIoT
• Origin: China
• HS Code: 90269000
• Production Capacity: 150000/Month

Product Description

Air Differential Pressure Sensors ASM98D-Series

ASM98D High-Precision Pressure Sensor

For non-corrosive, non-ionic fluids like air and dry gases.

Specification

1. Features
Pressure ranges from ±1inH2O to ±60psi
• Differential pressure type
• Total Error Band reach to ±0.5 %FSS
• Calibrated over temperature range of -10°C to 60°C
• 24-bit digital output for pressure and 24-bit digital output for temperature.
• I2C interface
• 3.3V or 5V power supply
• High Resolution
• Package size is 12.5mm x9.9mm

2. Applications
• Medical Breathing
• Industrial Controls
• HVAC
• Environmental Controls
• Portable Equipment

ASM98D-Series

Environmental Specifications

• Temperature Ranges Compensated -10°C to 60 °C
• Operating -40°C to 85 °C
• Storage -40°C to 125 °C
• Humidity Limits (non-condensing) 0 to 95% RH

Pressure Sensor Maximum Ratings

• Supply Voltage (Vs) 3.3 or 5 Vdc
• Lead Temperature (soldering 2~4sec.) 270°C
• Device Temperature (reflow soldering) 245°C

Right Elevation

Left Elevation

Front Elevation

ASM98D HIGH RESOLUTION DIGITAL OUTPUT PRESSURE SENSOR

Low Pressure Products Pressure Ranges 

Device

Operating Range

Proof Pressure

Burst Pressure

ASM98D-L02D	±2 inH2O	497.68 Pa	100 inH2O	24.88 kPa	300 inH2O	74.65kPa
ASM98D-L05D	±5 inH2O	1224.20Pa	200 inH2O	49.77 kPa	300 inH2O	74.65kPa
ASM98D-L10D	±10 inH2O	2488.40 Pa	200 inH2O	49.77 kPa	300 inH2O	74.65kPa
ASM98D-L20D	±20 inH2O	4976.80 Pa	200 inH2O	49.77 kPa	500 inH2O	124.42kPa
ASM98D-L30D	±30 inH2O	7465.20 Pa	200 inH2O	49.77 kPa	500 inH2O	124.42kPa
ASM98D-L60D	±60 inH2O	14930.4 Pa	200 inH2O	49.77 kPa	800 inH2O	199.01kPa

Pressure ranges

High Pressure Products

Device

Operating Range

Proof Pressure

Burst Pressure

ASM98D-005D	±5 psi	34.47 kPa	10 psi	68.95 kPa	15 psi	103.42kPa
ASM98D-015D	±15 psi	103.42 kPa	30 psi	206.84 kPa	45psi	310.26kPa
ASM98D-030D	±30 psi	206.84 kPa	60 psi	413.69 kPa	90 psi	620.53kPa
ASM98D-100D	±100 psi	689.48 kPa	200 psi	1378.95 kPa	225 psi	1551.32kPa
ASM98D-150D	±150 psi	1034.20 kPa	225 psi	1551.32 kPa	225 psi	1551.32kPa

After Sales Service

Standard Warranty: 12 months or 2,000 hrs (whichever comes first).
Global Support: On-site or remote technical support.

Company Profile

AIoTSensing Inc.

      In September 2019, the company was founded by the Founder Alex Bao, who led a group of core technology experts
and outstanding management talents from the sensor business units of Fortune 500 companies, well-known American
MEMS sensor companies, and A-share listed companies whose main business is sensors to establish AIoTSensing Inc
     The company has invested approximately 60 million RMB, with investors including A-share listed company Founder Fire,Hefei High-tech Investment, and French FORVIA HELLA Automotive, etc.
     In September 2021, it was recognized as a National High-Tech Enterprise and passed the re-examination in 2024;
 Hefei - MEMS Air Pressure Sensor R&D and Manufacturing Center: It has more than 150 sets of MEMS sensor
packaging, calibration, and testing equipment, a 1600m² anti-static clean workshop, and a MEMS barometric pressure
sensor packaging and calibration capacity of 15 million pieces/year.
     Hangzhou - MEMS Hydraulic Pressure Sensor R&D and Manufacturing Center: Hangzhou AIoTSensing Inc. was
established in July 2024 with a registered capital of 30 million RMB; a key introduction project in Hangzhou in 2024; a
new 3500m² anti-static clean workshop was put into operation in 2024, with the goal of building a MEMS hydraulic
pressure sensor assembly line with a production capacity of 5 million pieces/year.
     Passed IATF16949 automotive quality system certification; Sale service network in United States, Japan, South Korea,Italy, Germany, Beijing, Shanghai, Shenzhen, Hangzhou, Qingdao, Chengdu etc.

FAQ

Q: What's the lead time for orders?
A: Standard models ship in 30 days; customized units require 30–45 days.

Q: Do you provide after-sales service?
A: Yes, we offer on-site assistance.

Q: Can I request a customized bucket size?
A: Absolutely! We offer tailored attachments.

Q: What documents do you provide for export?
A: Full export package (Commercial Invoice, Packing List, Bill of Lading, COC, etc.).

Q: How do I place an order?
A: Contact us via email/phone for a quote, then confirm with a PO.