Sepecification | R25°C (kΩ) | B25/50°C(K) | Disspation constant | Thermal time constant | Operating tempe rature range |
SJMF58-280-301 | 0.3 | 2800 | ≥ 2.4 mW/°C | ≤10S | -40°C to 250°C |
SJMF58-338/202 | 2 | 3380 | |||
SJMF58-395/347-502 | 5 | 3950/3470 | |||
SJMF58-338/347-103 | 10 | 3380/3470 | |||
SJMF58-360/395-103 | 10 | 3600/3950 | |||
SJMF58-425-203 | 20 | 4250 | |||
SJMF58-395/399-473 | 47 | 3950/3990 | |||
SJMF58-395/399-503 | 50 | 3950/3990 | |||
SJMF58-395/399/104 | 100 | 3950/3990 | |||
SJMF58-420/425-204 | 200 | 4200/4250 | |||
SJMF58-440-474 | 470 | 4400 | |||
SJMF58-445-145 | 1400 | 4050 | |||
MF57/MF59 | 0.3~1500 | 2800~5000 | Approx.2mW/°C | Approx8S |
Glass Encapsulated Diode-type NTC Thermistor
The Glass Encapsulated Diode-type NTC Thermistor is a reliable and precise temperature-sensitive component designed to deliver accurate temperature measurement and control. Encased in a durable glass package, this NTC (Negative Temperature Coefficient) thermistor offers excellent performance in various applications, ensuring long-term stability and protection against environmental factors.
Key Features
- High Accuracy: Provides precise temperature readings, making it ideal for critical applications.
- Robust Glass Encapsulation: Protects the thermistor from moisture, chemicals, and mechanical stress.
- Wide Operating Temperature Range: Effective performance from -40°C to +250°C.
- Rapid Response: Quick reaction to temperature changes, ensuring real-time monitoring.
- Long-lasting Stability: Maintains consistent performance and accuracy over prolonged use.
The Glass Encapsulated Diode-type NTC Thermistor is versatile and can be used in a variety of applications, including:
- Automotive Systems: For accurate temperature monitoring and control in engines and other critical components.
- Consumer Electronics: Ensures safe operation by monitoring and regulating device temperatures.
- Medical Devices: Provides precise temperature measurement essential for sensitive medical equipment.
- Industrial Equipment: Used in machinery requiring reliable temperature control and monitoring.
- HVAC Systems: Helps maintain efficient operation of heating, ventilation, and air conditioning systems.
About Us
With 30 years of manufacturing expertise, Minsing is a trusted factory known for producing reliable and high-performance thermistors and temperature sensors. Our extensive experience ensures that each product undergoes rigorous quality checks, meeting the highest standards. By partnering with Minsing, you benefit from:- ISO9001 Certification: Assurance of high-quality manufacturing practices.
- IATF16949 Certification: Compliance with international automotive quality management systems.
- Custom Solutions: We offer tailored solutions to fit your specific requirements.


1. Are you a trading company or manufacturer?
We are a manufacturing factory with more than 30 years of production experience.
2. Can you make customized products?
Yes, we accept ODM & OEM. Products can be customized upon customer's requirements.
3. Can you provide free samples, and how about the freight?
Yes, we could offer the sample for free if we have it in stock, but this does not include the freight.
4. How long is your lead time?
Generally, for customized products, the sampling time is around 7 days.The production cycle is about 10 days, if the order quantity is large, the time may be extended. Shipping is typically arranged within 1 day, so overall, most products are delivered within 20 days.
5.How do you ensure the quality of your products?
We maintain strict quality control measures throughout every stage of production, certified by ISO 9001 and IATF 16949. Our process includes regular audits, thorough inspections of raw materials, and precise control during manufacturing. We perform 100% inspection of critical parameters like resistance values, followed by random sampling and final checks by our quality department, ensuring that every product meets our high standards before shipment.
6.What is your MOQ (Minimum Order Quantity)?
For NTC thermistors, the minimum order quantity is 500 pieces. For temperature sensors, there is no MOQ requirement; however, the price may vary depending on the order quantity.
We warmly welcome you to visit our factory anytime.