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Pressure Probes & Sensors
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  2. Industrial & Scientific
  3. Test, Measure & Inspect
  4. Pressure & Vacuum
  5. Pressure Probes & Sensors
  6. DAOKI BF350-3AA Strain…
DAOKI

DAOKI BF350-3AA Strain Gauge 350 Ohm (10-Pack, Yellow) | High-Precision Pressure Resistance Sensor

4.1
(39 Ratings)
DAOKI BF350-3AA Strain Gauge 350 Ohm (10-Pack, Yellow) | High-Precision Pressure Resistance Sensor - main product image
All-inclusive price — duties & taxes paid, no customs charges at delivery
₹1,580₹2,090

You save ₹510 (24%)

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DAOKI BF350-3AA Strain Gauge 350 Ohm (10-Pack, Yellow) | High-Precision Pressure Resistance Sensor — yellow
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₹1,580
₹2,090
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Doorstep delivery by 1 Nov - 3 Nov from USA

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Achieve Precision Engineering with Imported Strain Gauges

About this item

DAOKI BF350-3AA strain gauges are essential for precise pressure resistance measurements. Each gauge features a stable 350 ± 0.1 ohm resistance and a sensitive factor of 2.0-2.20, ensuring reliable data collection. The compact dimensions (7.4mm x 4.1mm) and a sensitive grid size of 3.2mm x 1.6mm allow for detailed strain analysis. These yellow, metal foil gauges are designed for industrial and scientific use, operating effectively within a wide temperature range of -30 to +80℃.

Engineered for accuracy, the BF350-3AA model boasts a precision level of 0.02 and a strain limit of 2.0%. Each gauge is equipped with a 3cm insulation enameled wire lead for easy integration into your circuits. This 10-piece pack provides a cost-effective solution for projects requiring multiple sensors, ensuring you have spares or can deploy them across various measurement points. Imported from authorized US retailers and authorized brand partners, these gauges meet stringent quality standards.

For Indian engineers and hobbyists, these high-precision strain gauges offer a reliable alternative to local options. All customs duties and GST are included in the displayed price, with delivery via ExpressBox tracked shipping. Ensure your projects benefit from accurate, imported components.

Key Features

  • High-Precision Resistance — Each gauge offers a stable 350 ± 0.1 ohm resistance, crucial for accurate pressure readings. Precision level of 0.02 ensures minimal deviation in your measurements.
  • Wide Operating Temperature — Functions reliably in extreme conditions, from -30℃ to +80℃, making it suitable for diverse Indian industrial environments and applications.
  • Compact Metal Foil Design — Small dimensions (7.4mm x 4.1mm) and metal foil construction allow for easy integration into tight spaces and sensitive applications.
  • Cost-Effective 10-Pack — Provides excellent value with 10 high-precision gauges per pack, ensuring you have sufficient components for multiple projects or replacements.

Why choose this product

Engineered for Accurate Strain Measurement

DAOKI BF350-3AA strain gauges are built for precision. Their stable 350 ohm resistance and high sensitive factor ensure your pressure readings are accurate and repeatable. Unlike generic sensors, these are manufactured to tight tolerances, offering a precision level of 0.02. This makes them ideal for critical applications where even small deviations matter. Imported directly, they represent a commitment to quality components for your engineering needs.

Ideal for Industrial & Research, Not for Consumer Use

These gauges are designed for engineers, researchers, and industrial applications requiring precise strain data. They are not intended for direct consumer use or for integration into consumer electronics. If you need a simple pressure sensor for a hobby project or a device that requires a specific output signal like 4-20mA or digital communication, these resistive strain gauges may not be the best fit. Consider sensors with integrated signal conditioning for simpler setups.

How to use

  • Prepare the Surface — Ensure the surface where the strain gauge will be applied is clean, dry, and free from oil or contaminants. Lightly abrade if necessary to ensure good adhesion.
  • Apply the Gauge — Carefully remove the strain gauge from its backing and apply it to the prepared surface using appropriate adhesive. Ensure it is firmly bonded and aligned with the expected direction of strain.
  • Connect to Measurement Circuit — Connect the gauge's lead wires to a Wheatstone bridge circuit or a suitable resistance measurement setup. Ensure proper polarity and secure connections for accurate readings.
  • Measure Resistance Change — Apply pressure or strain to the component being measured. Use an ohmmeter or data acquisition system to record the change in resistance, which correlates to the applied strain.

Example scenarios

Typical situations where DAOKI BF350-3AA Strain Gauge 350 Ohm (10-Pack helps — illustrative scenarios, not customer reviews.

1
Scenario 1
Illustrative example
Where it helps

An engineering student in Pune needs precise strain data for a university project on material stress analysis.

How this product helps

The DAOKI BF350-3AA gauges offer 0.02 precision and 350 Ohm resistance, ideal for accurate readings. The 10-pack ensures enough sensors for multiple test points, imported with duties included for a clear budget.

2
Scenario 2
Illustrative example
Where it helps

A small manufacturing unit in Chennai requires reliable sensors for quality control on a new product line, needing consistent pressure resistance readings.

How this product helps

These metal foil gauges operate reliably between -30℃ and +80℃, suitable for varied industrial conditions. Their high precision ensures consistent quality checks, imported with GST invoice for clear accounting.

Specifications

Composition

Resistance350 ± 0.1 ohm
Sensitive Factor2.0-2.20
Precision Level0.02
Strain Limit2.0%
Lead Material3cm insulation enameled wire

Usage

Temperature Range-30℃ to +80℃
Measurement TypePressure Resistance Strain
Power SourceExternal measurement circuit (e.g., Wheatstone bridge)
Cost per unit10 gauges in pack — ₹158 per gauge

How we compare

FeatureDAOKI BF350-3AA StrainOthers
Resistance350 ± 0.1 ohmVaries by brand; typically 120 ohm or 350 ohm, with wider tolerance bands.
Precision Level0.02Often 0.05 or lower, requiring more calibration for critical tasks.
Sensitive Factor2.0-2.20May range from 2.0 to 2.1, potentially affecting sensitivity.
Temperature Range-30℃ to +80℃Typically -20℃ to +70℃, limiting use in extreme Indian climates.
Cost per unit10 gauges in pack — ₹158 per gaugeIndividual gauges often cost ₹200-₹400, with bulk discounts varying.

Product details

SKUvqs9531
GTIN0787937380022
BrandDAOKI
Model NumberBF350-3AA
ColorYellow
MaterialMetal Foil
Package Quantity10
Dimensions7.4mm x 4.1mm (gauge body)
Sensitive Grid Size3.2mm x 1.6mm
Country of OriginNot stated by manufacturer — US retail version, sourced from authorized US retailers and authorized brand partners

About DAOKI

DAOKI specializes in electronic components and testing devices, providing essential tools for engineers and researchers.

Compliance & Legal

No product-specific compliance warnings identified. Standard imported-goods terms apply: customs duties & GST paid; for personal use in India; follow the manufacturer's usage instructions on the packaging.

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FAQ, See What Others Asked

How to choose a high-precision strain gauge for Indian industrial use?
Select DAOKI BF350-3AA gauges for their 350 Ohm resistance and 0.02 precision level, suitable for accurate pressure measurements. Ensure your application's operating temperature stays within the -30℃ to +80℃ range. These imported metal foil sensors are ideal for research and industrial projects where precise strain data is critical.
Is this strain gauge safe for all applications?
These DAOKI BF350-3AA strain gauges are designed for industrial and research applications measuring pressure resistance. They are not intended for medical use or direct integration into consumer products without proper signal conditioning and safety considerations. Always ensure compatibility with your specific measurement setup and environment.
What is the difference between gauge and absolute pressure sensors?
A gauge pressure sensor measures pressure relative to the local atmospheric pressure, while an absolute sensor measures pressure relative to a perfect vacuum. The DAOKI BF350-3AA is a strain gauge that measures deformation caused by pressure, not pressure directly. It requires external circuitry to convert resistance change into a pressure reading.
Will this sensor's output work with my existing controller or datalogger?
The DAOKI BF350-3AA is a resistive strain gauge that changes resistance based on strain. It does not provide a direct electrical output signal like 4-20mA or 0-5V. You will need a Wheatstone bridge circuit and a separate ohmmeter or data acquisition system to measure the resistance change and convert it into a pressure reading.
Can I use these strain gauges daily for long-term monitoring?
These gauges are rated for a strain limit of 2.0% and a temperature range of -30 to +80℃. For long-term monitoring, ensure your application stays within these parameters and that the strain is applied correctly to avoid fatigue. Their metal foil construction offers durability for consistent use in industrial settings.
How to buy an original DAOKI BF350-3AA strain gauge in India?
Purchase original DAOKI BF350-3AA strain gauges directly from crowcrowcrow.com. We import them from authorized US retailers and authorized brand partners, ensuring they are factory-sealed and authentic. All customs duties and GST are included in the price, and delivery is via ExpressBox tracked shipping to your Indian pincode.

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DAOKI BF350-3AA Strain Gauge 350 Ohm (10-Pack, Yellow) | High-Precision Pressure Resistance Sensor

This item:

DAOKI BF350-3AA Strain Gauge 350 Ohm (10-Pack, Yellow) | High-Precision Pressure Resistance Sensor

₹1,580

DAOKI BF350-3AA Strain Gauge 350 Ohm (10-Pack, Yellow) | High-Precision Pressure Resistance Sensor

This item

DAOKI BF350-3AA Strain Gauge 350 Ohm (10-Pack, Yellow) | High-Precision Pressure Resistance Sensor

₹1,580

Total price:

₹8,350

You save ₹2,770 (25%) Extra

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Rating
4.10(39)
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Brand NameDAOKITeyleten RobotQuartetuxcellALKOOSmartSignGORILLA
SourceUS RetailUS RetailUS RetailUS RetailUS RetailUS RetailUS Retail
Sold ByCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrow
Imported from USA
₹1,580₹2,090

You Save ₹510

Estimated delivery: Doorstep delivery by 1 Nov - 3 Nov from USA
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