Dongguan Ampfort Electronics Co., Ltd.
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AUPO E140847 Non-resettable Plastic Thermal Cutoff A5-20A-F 10.8x11.5x4.8mm 135C 20A 250V 15KA For Plug Socket
AUPO A-series thermal fuse is non resettable thermal protection device with plastic casing. Which is sensitive to the ambient temperature, with accurate and reliable working temperature, small volume and sealed structure.
Working Principle:
When ambient temperature rises to its operating temperature, the fusible alloy will melt and shrink into bulb on both sides of pin, with the help of surface tension and special resin, cut off the circuit permanently.
A-series products are widely used for overheating protection of all kinds of transformer coils, as well as surge protection of various power supplies and plugs,scoket.
1. Confidential alloy formula technology to ensure stable operation and high precision.
2. Complete product quality management system to ensure high consistency and reliability.
3.Plastic case, good insulation, easy to install.
4. Epoxy resin package, good product sealing.
Unit:mm
| Model No | a | b | c | d | e |
| A-20A-F | 10.8 ± 0.5 | 11.5 ± 0.5 | 4.8 ± 0.3 | Φ1.6 ±0.05 | 45 ± 3 |
| Model NO. | Tf(℃) | Fusing-off temp. (℃) | Th(℃) | Tm(℃) | Ir(A) | Ur(V) | In(KA) | Imax(KA) | |
| IEC | Corp | ||||||||
| A2-20A-F | 115℃ | 115+0/-10 | 111±3 | 82 | 180 | 20 | 250 | 15 | 25 |
| A4-20A-F | 130℃ | 130+0/-10 | 127±3 | 97 | 180 | 20 | 250 | 15 | 25 |
| A5-20A-F | 135℃ | 135+0/-10 | 132±3 | 102 | 180 | 20 | 250 | 15 | 25 |
Product Certification
| Model No. | UL/CUL |
| A2-20A-F | E140847 |
| A4-20A-F | |
| A5-20A-F |
After years of innovation & efforts, AUPO has made its way to the top manufacturer of thermal cutoffs in the world. Since its inception, AUPO has produced more than 10 billion thermal cutoffs, which are widely used in refrigerator, air conditioner, washing machine, kitchen appliance,health & beauty and other applications, providing reliable, safe and stable overheating protection solutions for thousands of customers, and we have become the designated supplier of many well-known household appliances brands in the world.We have set up an example of professional,efficient and promise-fulfilling in the industry.