Aluminum Shell NTC Thermistor Temperature Sensor 2.2K Ohm 3950K 5x35mm for Automotive HVAC
Price:
Negotiable
MOQ:
1200 Pieces
Delivery Time:
2 Weeks
Brand:
AMPFORT
Product Description
Product Overview
Aluminum shell NTC thermistor temperature sensor designed for automotive and industrial applications with 2.2KΩ resistance at 25°C and B value of 3950K. Features epoxy-coated housing for accurate temperature transfer to PCB via UL-rated cable.
Key Features
- High flexibility and precision measurement
- Aluminum housing for durability and thermal conductivity
- Quick response time for real-time temperature monitoring
- Small order quantities accepted
Applications
- Automotive air conditioning and heating systems
- Household appliances (refrigerators, washing machines)
- HVAC systems and industrial temperature control
- Printers and office equipment
Dimensions & Specifications
Shell dimensions: Φ5.0mm × 35mm + 30.0mm aluminum housing
| Component | Material / Part Number |
|---|---|
| Thermistor | R25=2.2KΩ±1% B25/50=3950K±1% MF52 |
| Lead Wire | UL2651#24AWG×2C 105℃ 300V Black |
| Epoxy Resin | J105/J106B/J05X G108/GU01 Black |
| Shell | Φ5.0×35+30.0 Aluminum Housing |
Electrical Performance
| Parameter | Symbol | Test Conditions | Min | Normal | Max | Unit |
|---|---|---|---|---|---|---|
| Resistance at 25℃ | R25 | Ta=25±0.05℃ PT≤0.1mw | 2.178 | 2.200 | 2.222 | kΩ |
| B Value | B25/50 | 3910.5 | 3950 | 3989.5 | k | |
| Dissipation Factor | σ | Ta=25±0.5℃ | 2.5 | / | / | mw/℃ |
| Time Constant | τ | Ta=25±0.5℃ | / | / | 20 | sec |
| Insulation Resistance | / | 500VDC | 100 | / | / | MΩ |
| Withstand Voltage | / | 1500V AC (3mA) | 5 | / | / | Sec |
| Operating Temperature | / | / | -10 | / | 105 | ℃ |
Reliability Testing
| Test Type | Technical Requirements | Test Conditions & Method |
|---|---|---|
| High Temperature Test | DR/R25≤±3% DB/B≤±3% No change with withstand voltage, insulation performance. Appearance without damage. | 100±5℃, power on 500±24 hrs, DC0.2mA |
| Low Temperature Test | DR/R25≤±3% DB/B≤±3% No change with withstand voltage, insulation performance. Appearance without damage. | -10±5℃, power on 500±24 hrs, DC0.2mA |
| Moisture Endurance Test | No damage to appearance or performance | Store in environment 55±2℃, 90%-95%RH for 240±24 hrs |
| Temperature Cycle Test | Maintain electrical and mechanical integrity | -20℃×30min→Room temp.×10min→in 100℃ water×30min→Room temp.×10min (10 cycles) |
| Load Electrification Test | Stable performance under continuous load | Power on DC1mA, 500hrs in room temperature and humidity |
| Drop Test | No mechanical damage or performance degradation | Free fall into concrete floor from height 1m (10 cycles) |
| Vibration Test | Maintain structural and electrical integrity | Frequency range: 10-55Hz Total amplitude 1.52mm 1 cycle 1 min, direction and time X,Y,Z axis 2Hr each |
| Bending Test | No wire breakage or epoxy cracking | Bend 180° at binding site between wire and epoxy resin. Back and forth 10 times |
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Dongguan Ampfort Electronics Co., Ltd.
Location
Floor 5,Changlong Industrial Building,No.6,Jiangnan Road,Jingshan,Chashan Town,Dongguan 523323,China
Contact Person
Annie Fang