Shenzhen Hwalon Electronic Co., Ltd.
                                                                                                           
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Since 2010
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Moisture Proof Flame Retardant Epoxy Sealed NTC Thermistor with 10K Ohm Resistance for Water Heater and Coffee Maker

Price Negotiable
Price: USD 0.012 - 0.08 / PCS
MOQ: 1000 pcs
Delivery Time: 10-15 work days
Brand: Hwalon
Product Description
Moisture Proof Flame Retardant Epoxy Sealed Small Black Head NTC Thermistor
Product Overview

Epoxy sealed black head liquid sensing NTC thermistor optimized for water temperature measurement scenarios. Features modified waterproof epoxy material encapsulation to resist long-term moist environments. Available with common resistance values of 10K, 50K, and B-values of 3435/3950 optional.

Custom lead length available with standard 5K, 10K, 20K resistance grades and stable resistance output. Ideal for water heaters, coffee makers, and various liquid temperature sensing applications.
Key Characteristics
  • Low water absorption epoxy encapsulation adapts to long-term humid liquid environments
  • Stable B value parameter guarantees consistent temperature reading in circulating water systems
  • Wear resistant PVC lead resistant to pipeline friction during installation
  • Multiple B value options to match mainstream water heating controller protocols
  • Compact probe design for mounting on thin wall water pipes
Technical Specifications
Item Parameter Range Custom Option
Nominal Resistance 10K Ohm Custom 5K / 50K available
B Value 3950 3435 optional
Resistance Tolerance 1% High Precision 2% general grade optional
Continuous Operating Temp -40℃ ~ 135℃ High temp customized up to 150℃
Lead Wire Material High Temp Cross-linked PE Wire Custom lead length
Encapsulation High Temp Modified Epoxy Black Small Head Standard automotive structure
Working Principle

The NTC thermistor features negative temperature coefficient characteristics. When installed on vehicle battery or engine pipelines, the chip resistance value decreases as temperature rises. The ECU converts resistance signals into accurate temperature values. When temperature exceeds safe thresholds, the vehicle control unit triggers power limit or cooling protection functions to prevent overheating damage to batteries and engines.

Applications

New energy vehicle power battery pack temperature monitoring, automobile air conditioner evaporator temperature detection, engine cooling water temperature sensing, vehicle charging gun temperature protection, automotive seat heating temperature control, floor heating boilers, shower thermostats, and solar water heating systems.

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen Hwalon Electronic Co., Ltd.
Location Area 3, block B, huafeng huayuan science&technology innovation park, bao'an district, shenzhen, guangdong, china
Contact Person Skyfu

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