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Thermal Switch
Application Guide
Use this guide to compare models, and to identify the thermal switch that is most suitable for your application.
THERMAL SWITCHES exported from the United States must be done in accordance with the Export Administration Regulations (EAR) and/or the International Traffic in Arms Regulations (ITAR) as applicable.
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HIGH-RELIABILITY SPACE
Manned and Space Flight
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700 Series Thermal Switch S311-641/03
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Size: |
1/2" |
| Material: |
Stainless / inconel |
| Current |
5 amps |
| Voltage |
28 VDC |
| Rated Performance |
100,000 Cycles |
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270 Series Thermal Switch
S311-641/04
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Size: |
1" |
| Material: |
Nickel plated mild steel |
| Current |
2 amps |
| Voltage |
55+ VDC |
| Rated Performance |
100,000 Cycles |
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VALUE ENGINEERED
HIGH RELIABILITY SPACE
Unmanned Space Flight
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650 Series Thermal Switch
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Size: |
1/2" |
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Material: |
Plated mild steel |
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Current |
5 amps |
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Voltage |
28 VDC |
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Rated Performance |
100,000 Cycles |
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MILITARY
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500 Series Thermal Switch
MIL-PRF-24236/1
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Size |
1/2" |
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Material: |
Plated mild steel |
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Current |
5 amps |
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Voltage |
28 VDC |
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Rated Performance |
100,000 Cycles |
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High Current
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250 Series Thermal Switch
 MIL-PRF-24236/29
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Size |
1" |
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Material: |
Plated mild steel |
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Current |
10 amps |
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Voltage |
28 VDC |
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Rated Performance |
100,000 Cycles |
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UL, CSA,
CE and USE
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100 Series Thermal Switch
MIL-STD-8805
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Size |
1/2" |
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Material: |
Bi-metallic actuated micro-switch |
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Current |
7 amps |
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Voltage |
28 VDC |
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Rated Performance |
100,000 Cycles |
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Armored Vehicle
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Thermostatic Switch
& Derivatives
MIL-S-12285
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Size: |
Probe |
| Material: |
Brass |
| Current |
5 amps |
| Voltage |
28 VDC |
| Rated Performance |
50,000 Cycles |
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Train
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THERMAL MANAGEMENT
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Size: |
Probe |
| Material: |
1/2-14 MPT |
| Current |
5 amps |
| Voltage |
28 VDC |
| Rated Performance |
100,000 Cycles |
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f] |
EMD FAN CONTROL
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Size: |
60"H X 2-1/2"W X 3-3/4"D |
| Material: |
Brass and aluminum |
| Current |
.75 amps inductive |
| Voltage |
75 VDC |
| Rated Performance |
1,000,000 Cycles |
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