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We insist on offering premium quality creation with very good company concept, honest product sales along with the finest and fast assistance. it will bring you not only the premium quality item and huge profit, but the most significant is to occupy the endless market for IEC60691 Thermal Fuse, surge proof large current thermal fuses, fuse, With superb service and quality, and an enterprise of foreign trade featuring validity and competitiveness, that will be trusted and welcomed by its clients and creates happiness to its employees.
OEM Manufacturer PTC - ALLOY TCO – A series – A-20A-F – Aupo Detail:

Model No |
a |
b |
c |
d |
e |
A-20A-F |
10.8 ± 0.5 |
11.5 ± 0.5 |
4.8± 0.3 |
Φ1.6 ±0.02 |
45± 3 |
Model NO.
|
Tf(℃)
|
Fusing-off Temperature (℃)
|
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
|
126±2
|
97
|
180
|
20
|
250
|
15
|
25
|
A5-20A-F
|
135℃
|
135+0/-10
|
132±3
|
102
|
180
|
20
|
250
|
15
|
25
|
Model No.
|
UL/CUL
|
VDE
|
CCC
|
A2-20A-F
|
E140847
|
○
|
○
|
A4-20A-F
|
A5-20A-F
|
|
|
|
○ pending
|
Product Description:
- AUPO A-series thermal fuse is non-resettable thermal protection device with plastic casing, which is sensitive to the ambient temperature, with accurate and stable operating temperature, small size and sealed structure.
- Alloy type A-series thermal fuse: 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.
Advantages:
- 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.
Application Field:
- 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.
Product Certification:
- A-series products meet the safety test requirements of IEC 60691 Ed 4.0 and GB/T 9816.2013, and many models are certified with UL, VDE, CCC, PSE, KC, TUV and other safety approvals.
Product detail pictures:
Related Product Guide:
We strive for excellence, service the customers", hopes to become the best cooperation team and dominator enterprise for personnel, suppliers and customers, realizes value share and continuous promotion for OEM Manufacturer PTC - ALLOY TCO – A series – A-20A-F – Aupo , The product will supply to all over the world, such as: Karachi, Barbados, Sao Paulo, Our R&D department always designs with new fashion ideas so we could introduce up-to-date fashion styles every month. Our strict production management systems always ensure stable and high quality products. Our trade team provides timely and efficient services. If there are any interest and inquiry about our products, please contact us in time. We would like to establish a business relationship with your honored company.
This is a very professional wholesaler, we always come to their company for procurement, good quality and cheap.
By Grace from Greek - 2018.08.12 12:27
The factory has advanced equipment, experienced staffs and good management level, so product quality had assurance, this cooperation is very relaxed and happy!
By Letitia from Guyana - 2017.09.26 12:12