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Shenzhen Hwalon Electronic Co., Ltd.

  • China,Shenzhen ,Guangdong
  • Verified Supplier
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China Anti-Corrosion Epoxy Resin Encapsulated 20K 3950B NTC Thermistor, Fast Sensing
China Anti-Corrosion Epoxy Resin Encapsulated 20K 3950B NTC Thermistor, Fast Sensing

  1. China Anti-Corrosion Epoxy Resin Encapsulated 20K 3950B NTC Thermistor, Fast Sensing
  2. China Anti-Corrosion Epoxy Resin Encapsulated 20K 3950B NTC Thermistor, Fast Sensing

Anti-Corrosion Epoxy Resin Encapsulated 20K 3950B NTC Thermistor, Fast Sensing

  1. MOQ: 500pcs
  2. Price: USD 0.012 - 0.08 / PCS
  3. Get Latest Price
Packaging Details poly bags + carton box
Delivery Time 10-20 working days
Payment Terms T/T
Nominal Resistance(25℃) 10KΩ / 50KΩ / 100KΩ (Optional)
Feature Fast Thermal Response, High Stability
B-value 3435K / 3950K / 3977K
Supply Ability 1000,000+ PCS/Month
Encapsulation Material Epoxy Resin / Stainless Steel / Silicone
Application Field Home Appliance, BMS, HVAC, Industrial Equipment
Model Number NTC
Brand Name Hwalon
Certification CE,UL
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Packaging Details poly bags + carton box Delivery Time 10-20 working days
Payment Terms T/T Nominal Resistance(25℃) 10KΩ / 50KΩ / 100KΩ (Optional)
Feature Fast Thermal Response, High Stability B-value 3435K / 3950K / 3977K
Supply Ability 1000,000+ PCS/Month Encapsulation Material Epoxy Resin / Stainless Steel / Silicone
Application Field Home Appliance, BMS, HVAC, Industrial Equipment Model Number NTC
Brand Name Hwalon Certification CE,UL
Place of Origin China
High Light Anti-Corrosion Epoxy Resin NTC ThermistorFast Sensing Speed NTC ThermistorHVAC Temperature Controller NTC Thermistor

Product Description

This anti-corrosion epoxy resin encapsulated NTC thermistor is designed for smart home and HVAC applications where stable temperature sensing is required in indoor and semi-indoor environments. It has a nominal resistance of 20K Ohm at 25°C and a B-value of 3950K, providing good sensitivity for ambient temperature detection. The epoxy resin coating protects the internal chip from moisture, dust, sulfur dioxide and other corrosive gases.

The thermistor is commonly used in smart thermostats, HVAC controllers, fan coil units, ventilation systems, air conditioners and building automation equipment. It responds quickly to changes in air temperature and sends accurate resistance signals to the control system, allowing the thermostat to maintain a comfortable indoor temperature.

The axial tinned leads make it easy to solder onto PCBs or connect to wiring terminals. The compact epoxy body can be placed inside small controller housings, making it suitable for miniaturized smart home products. We offer different tolerance grades, lead lengths and epoxy body sizes to meet various controller designs.

Product Features

  • 20KΩ nominal resistance at 25°C
  • B-value 3950K
  • Anti-corrosion epoxy resin encapsulation
  • Fast sensing speed
  • Stable resistance performance
  • Tinned axial leads
  • Compact size
  • Suitable for PCB mounting
  • Customizable lead length

Typical Applications

  • Smart thermostats
  • HVAC controllers
  • Fan coil units
  • Ventilation systems
  • Air conditioners
  • Building automation
  • Indoor temperature sensors
  • Smart home devices

Technical Specifications

表格

Item Specification
Model MF52-203-3950
Nominal Resistance 20KΩ ±2%
B Value (25/85°C) 3950K
Encapsulation Anti-Corrosion Epoxy Resin
Lead Tinned Axial Wire
Operating Temperature -40°C ~ 125°C
Thermal Time Constant ≤7s
Application Smart Home, HVAC Controller
Certification RoHS Compliant

Advantages & Selling Points

The anti-corrosion epoxy coating is the main advantage of this model. It makes the thermistor more durable in environments with corrosive gases or high humidity. For smart home and HVAC manufacturers, this helps improve product reliability and reduce failure rates.

FAQ

Q1: Can this be used for room temperature detection? A: Yes, it is suitable for ambient temperature detection in smart thermostats and HVAC controllers.

Q2: What lead lengths are available? A: Standard lead lengths are available, and custom lengths can be provided according to your design.

Q3: Is this compatible with wave soldering? A: Yes, the axial lead structure is suitable for through-hole soldering processes.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer

  • Year Established:

    2010

  • Total Annual:

    2000000-5000000

  • Employee Number:

    301~500

  • Ecer Certification:

    Verified Supplier

Company Overview: Established in 2010 and located in Bao’an District, Shenzhen, Hwalon Electronic Co., Ltd. is a professional manufacturer dedicated to the R&D, customized production and global sales of passive electronic components. With over 20 years of industry experience, we... Company Overview: Established in 2010 and located in Bao’an District, Shenzhen, Hwalon Electronic Co., Ltd. is a professional manufacturer dedicated to the R&D, customized production and global sales of passive electronic components. With over 20 years of industry experience, we...

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Get in touch with us

  • Reach Us
  • Shenzhen Hwalon Electronic Co., Ltd.
  • Area 3, block B, huafeng huayuan science&technology innovation park, bao'an district, shenzhen, guangdong, china
  • https://www.ptcthermistorheater.com/

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