50K 3950 NTC Thermistor Temperature Sensor Probe -20°C to +250°C Range for Smart Rice Cookers
High-precision NTC thermistor temperature sensor probe designed for smart rice cookers and various heating appliances. Features 50KΩ resistance at 25°C with B value 3950, operating range from -20°C to +250°C.
- Smart rice cookers
- Toasters, microwave ovens, air dryers
- Roasting pans, induction cookers, electric hot plates
- Incubator temperature control, egg boilers
- Customization available to meet specific requirements
- Withstands high temperatures up to 250°C
- Food-safe hardware components
- High accuracy NTC thermistor with ±1% tolerance
- International standard cable compliance
- Faston termination design for secure connections
| Component | Material and Specifications | Quantity | Remark |
|---|---|---|---|
| Element | R25=50KΩ±1% B25/50=3950±1% | 1 | |
| Housing | Y216J-A Aluminum (surface of the sand) | 1 | Φ21×Φ25.5+3.6+21 Electrolytic plate inside the card |
| Coating | Thermal conductive silicone | ||
| Electrolytic plate | 0.8 mm electrolytic iron base plate ("RS-50K" Logo) | 1 | |
| Lead Wire | UL 1332# 22AWG 200℃ 300V | 2 | White |
| Casing | Inside the outer plastic fibers Φ4.5*4.6 L1=32mm, PTFE Casing 13L 250℃ L=80mm | ||
| Tie | Cable Ties | 1 | White |
| Copper strip | Riveting copper strip: 6.0 (riveting fuse), 4.0 (riveting Ground wire), 2.0 (Riveting resistance wire) | 6 | |
| Terminal | XH-2.54 & XH-3Y | 3 | White |
| Item | Sign | Test Conditions | Min | Normal | Max | Unit |
|---|---|---|---|---|---|---|
| Resistance at 25℃ | R25 | Ta=25±0.05℃ PT≦0.1mw | 49.5 | 50.0 | 50.5 | kΩ |
| B Value | B25/50 | 3910.5 | 3950 | 3989.5 | k | |
| Dissipation factor | σ | Ta=25±0.5℃ | 3 | / | / | mw/℃ |
| Time constant | τ | Ta=25±0.5℃ | / | / | 15 | sec |
| Insulation resistance | / | 500VDC | 100 | / | / | MΩ |
| Withstand voltage | / | 1500V AC | 5 | / | / | Sec |
| Operating temp. range | / | / | -20 | / | +250 | ℃ |
To ensure you receive the exact model required, please provide the following specifications:
- Probe material and size requirements
- Chip specifications
- Wire material and length
- Terminal type and tail treatment
- Technical drawings or specifications
We provide free samples, with customers responsible for courier costs.
You are ordering directly from the factory, eliminating middleman costs.
Products are customized based on client requirements - contact us with your specifications.
We maintain quality standards with competitive pricing and build genuine business partnerships.
Standard packaging includes neutral white boxes and brown cartons. Branded packaging available with proper authorization.
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