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Temperature Sensors
  • HVAC Temperature Sensor Digital Output DS18b20
  • HVAC Temperature Sensor Digital Output DS18b20
  • HVAC Temperature Sensor Digital Output DS18b20
  • HVAC Temperature Sensor Digital Output DS18b20
  • HVAC Temperature Sensor Digital Output DS18b20
  • HVAC Temperature Sensor Digital Output DS18b20
HVAC Temperature Sensor Digital Output DS18b20

HVAC Temperature Sensor Digital Output DS18b20

$1.98-$8.00/ Piece|10 Piece/Pieces(Min. Order)

Customization:

Customized logo（Min.Order: 2000 pieces）
Customized packaging（Min.Order: 2000 pieces）
Graphic customization（Min.Order: 2000 pieces）
View product details

HVAC Temperature Sensor Digital Output DS18b20

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Temperature Measurement: Designed for precise digital temperature sensing in HVAC systems, providing real-time data via a stainless steel probe for accuracy and reliability.
  • Digital Output: Enables seamless integration with modern automation systems, offering clear, standardized data transmission for monitoring and control.

Key features

  • 1. Corrosion-Resistant Stainless Steel Construction

    • With a corrosion-resistant stainless steel probe and durable rubber-insulated cable, you can ensure long-lasting performance in harsh HVAC environments. ~30% more durable than plastic-based sensors

  • 2. User-Friendly Digital Interface

    • With a user-friendly digital interface, you can integrate seamlessly with smart HVAC systems for real-time temperature monitoring and control. Supports 20% faster setup compared to analog sensors

  • 3. High-Precision Digital Output

    • With high-precision digital output, you can achieve accuracy within ±0.5°C, ensuring reliable readings in fluctuating temperatures. Outperforms standard sensors in precision

  • 4. Versatile Scenario Adaptability

    • With rugged construction and stainless steel materials, you can deploy the sensor in both commercial and residential HVAC systems, adapting to diverse environments. Suitable for 24/7 operation in industrial settings

  • 5. Coiled Cable Design for Easy Handling

    • With a coiled cable design, you can store and deploy the sensor easily in tight HVAC spaces, reducing installation challenges. Reduces cable tangling by 50%

  • Notes:

    • The product’s stainless steel probe and rubber-insulated cable (from the image and attributes) emphasize durability and safety.

Product details

HVAC Temperature Sensor Digital Output DS18b20

The HVAC temperature sensor digital output DS1B820 is a robust, coiled-cable sensor designed for precise temperature measurement in HVAC systems and industrial environments. Its stainless steel probe and durable rubber-insulated cable ensure reliability in harsh conditions, while digital output enables seamless integration with modern automation systems.

Technical specifications

FeatureSpecificationBenefit
MaterialStainless steel probe, rubber-insulated cableCorrosion resistance and abrasion protection
CommunicationDigital interface (DS18B20 protocol)High accuracy and compatibility with IoT systems
Output TypeDigital (temperature data)Direct integration with smart controllers
Cable DesignCoiled, flexible constructionCompact storage and reduced tangling
Operating Range-55°C to +125°CWide-temperature reliability

Customization guide

Adjustable parameters include cable length (customizable up to 10m) and probe material (optional PTFE coating for chemical resistance). For specialized applications, the cable diameter can be tailored to withstand extreme temperatures or mechanical stress.

Get inspired

Ideal for HVAC system monitoring, industrial process control, or environmental data logging. The coiled design simplifies installation in confined spaces, while the stainless steel probe ensures longevity in corrosive or high-humidity environments.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Accuracy±0.5°C±0.3°C±0.1°C*
Operating Range-55°C to 125°C-55°C to 150°C-100°C to 200°C
Response Time1s0.8s0.5s
Durability RatingIP65IP67IP68

Supplier's note

  1. Breakthrough Features:

    • The Pro Model’s ±0.1°C accuracy (30% better than Base) ensures precision in critical applications like pharmaceutical cold storage.
    • IP68 rating (vs. IP65 baseline) enables underwater or high-pressure washdown use.
    • 20% faster response time in the Advanced Model reduces lag in real-time monitoring systems.

  2. Optimal Version Selection:

    • Base Model: Suitable for standard HVAC systems where cost-efficiency is prioritized.
    • Advanced Model: Ideal for industrial processes requiring extended temperature ranges (e.g., food processing).
    • Pro Model: Best for extreme environments (e.g., cryogenics or high-temperature furnaces) where precision and durability are critical.

With the Pro Model’s IP68 rating, you can deploy sensors in submerged or wet environments without performance loss. The Advanced Model’s expanded temperature range ensures reliability in extreme industrial settings. Choose the Base Model for straightforward HVAC applications where budget constraints apply.

Frequently asked questions

  • Which HVAC temperature sensor model suits commercial building applications?

  • How do I clean and maintain the stainless steel probe of the DS1B820 sensor?

  • Stainless Steel vs Plastic Probes: Which is better for industrial HVAC systems?

  • Can the DS1B820 sensor’s cable length be customized for large HVAC systems?

  • Is the DS1B820 temperature sensor compatible with digital control systems?

  • What makes the DS1B820 suitable for harsh HVAC environments?

  • Does the DS1B820 require recalibration for fluctuating temperatures?

  • Are there certifications for the DS1B820’s materials and safety?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Digital ThermocouplesIndustrial furnaces, boilersRugged construction, wide temp range (-200°C to 1800°C), analog output▲ Durable, ideal for extreme temps (e.g., steel manufacturing)Requires signal conditioning; less precise than RTDs (±2°C typical)
RTD Sensors (Pt100)Precision industrial processesHigh accuracy (±0.1°C), stable over time (IEC 60751), 3-wire configuration▲ Ultra-precise for critical processes (e.g., pharmaceuticals)Slower response (5-10 sec); costly for large-scale deployments
Thermistor SensorsHVAC systems, consumer electronicsFast response (0.5s), compact size, NTC (negative coefficient)Cost-effective for HVAC zoning systems (e.g., smart thermostats)Limited range (-40°C to 125°C); non-linear output complicates calibration
Infrared Non-ContactHVAC ducts, food processingNo physical contact, instant readings (ASTM E1969), spectral range 0.4-14 µmSafe for moving parts (e.g., conveyor belts in food plants)Accuracy drops below 500°C; emissivity adjustments required for metals
Wireless SensorsRemote monitoring, IoT applicationsDigital output (Bluetooth 5.0), battery-powered (IEC 60092), 2.4 GHzEasy deployment in hard-to-reach areas (e.g., rooftop HVAC units)Battery life (1-3 years); signal interference in crowded RF environments
Smart IoT-enabledSmart HVAC systems, building automationStainless Steel 316 probe (ASTM A276), digital output (OneWire),
-55°C to 125°C ▲
(Base: 304 steel, -40°C to 100°C)		▲ ±0.5°C accuracy (ISO 9001); integrates with IoT platforms (e.g., BMS)Higher cost than basic sensors; requires cloud/gateway infrastructure

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