STT-15A 250V Big Current Thermal Fuse Aupo Thermal Fuse Thermal Cut Off Fuse For Water Heater

Widely used in follow various field such as transformer,

exhaust fan,fan and small power motor charger,adopter,

secondary battery,household combined with gas water

heater lightings and various heater equipment.

Dimension (unit:mm)

Electrical characteristics at 25℃

No.

Part number

Tf

Operating temperature

Th

Tm

Ir

lp

Voltage

Approvals

(℃)

(℃)

(℃)

(℃)

(A)

(A)

(V)

UL

CCC

TUV

PSE

VDE

CB

1

STT073C

73

71±2

43

130

15A

150

250Vac

O

O

●

O

O

O

2

STT077C

77

74±2

47

130

15A

150

250Vac

O

0

●

O

0

3

STT113C

113

108+3

83

160

15A

150

250Vac

O

O

●

O

0

O

4

STT121C

121

117±3

91

160

15A

150

250Vac

O

O

●

O

O

O

5

STT133C

133

129+3

103

160

15A

150

250Vac

O

O

●

O

0

O

6

STT142C

142

138±3

112

170

15A

150

250Vac

O

0

●

O

0

0

7

STT157C

157

152±3

127

170

15A

150

250Vac

O

O

●

O

O

O

8

STT167CC

167

164+3

137

190

15A

150

250Vac

O

O

●

O

0

O

9

STT172C

172

169±3

142

190

15A

150

250Vac

O

O

●

O

0

O

10

STT184C

184

180±3

154

210

15A

150

250Vac

O

O

●

O

0

O

11

STT216C

216

213±3

186

260

15A

150

250Vac

O

O

●

O

0

O

●= Approved ○=Going on

Tf Functioning temperature,the standard tolerance:+0,-5℃

Th holding temperature:Maximum durative exposed exposed temperature.

Tm maximum temperature:The highest temperature at which the thermal link wont change the condition

Yantai Rongfan Electronics Technology Co., Ltd.(XinruiElectronics Technology) is an innovative high-tech enterprise that integrates research and development, production, sales, and services. The company specializes in the production and sales of protection products for current, voltage, temperature, and other aspects. Its products have obtained multiple certifications such as SGS, UL, and TUV. The company has a production base for PPTC resettable fuses, one-time fuses, and thermistors, with an annual output of nearly 100 million units. It is also capable of designing and developing special products according to customer's requirements. The company has established production bases in Shandong and Guangdong, where it conducts research and development and production of current and temperature protection devices. The company's products are widely used in various industries such as communication, computers, security monitoring, household appliances, automotive digital, toys, power supplies, chargers, control boards, motors, and batteries. In order to meet the higher requirements for product research and design from different customers, the company has reached consensus with many well-known brands in the industry. It has established cooperative relationships with high-quality enterprises such as Littelfuse in the United States, Polytronics in Taiwan, and domestic manufacturers of varistors, thermal fuses, and temperature controllers. The company promotes and sells its main products, while also improving its own product technology to achieve mutual progress and development. The company adheres to the concept of customer first and quality first, and follows a high-quality route of continuous improvement. With innovative product design and rigorous work style, the company strives to create the best products and has won unanimous praise from domestic and foreign customers. It has now become an expert in protecting power supplies, circuits, and various electronic components, and is committed to building an international brand for the industry's future.