- Overview
- Applications
- Specifications
- Performance curves
- Mechanical Drawing
- Custom Options
- Recommended Products
The TEG-127020 is a compact thermoelectric generator (TEG) module engineered for efficient power harvesting from heat differentials.
Built with 127 thermoelectric couples, it delivers a typical output of 4.27V / 2A when exposed to a 200°C hot side and 30°C cold side.
With solid-state reliability and no moving parts, the module is ideal for waste heat recovery, sensor power supply, or remote off-grid energy harvesting applications.
Its compact footprint and maintenance-free structure make it a practical solution for long-term, autonomous deployments.
Applications
Ideal for energy harvesting and autonomous power supply in remote or heat-rich environments.
Typical applications include:
- Industrial waste heat recovery systems
- Off-grid IoT and wireless sensor nodes
- Self-powered monitoring equipment
- Thermoelectric education and demonstration kits
- Passive energy generation for hard-to-access locations
By converting temperature differences directly into electricity, the TEG-127020 enables long-term, maintenance-free power solutions where conventional sources are unavailable or impractical.
Specifications
|
Cold SideTemperature(℃) |
30 ℃ |
|
|
Hot SideTemperature(℃) |
100 ℃ |
200 ℃ |
|
Voc (V) |
3.22 |
8.54 |
|
V Load (V) |
1.80 |
4.27 |
|
I Load (A) |
1.01 |
2 |
|
R in (Ω) |
1.80 |
2.1 |
|
R Load (Ω) |
1.80 |
2.1 |
|
W Load (Ω) |
1.80 |
8.5 |
|
ModuleResistance(Ohms)@25 ℃ |
1.49 |
|
Performance curves
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Performance Curves Th=25 ℃
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Performance Curves Th=50 ℃
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Mechanical Drawing

Custom Options
Sealing: RTV, Epoxy or specific sealing material.
Thickness tolerance: Custom thickness tolerances available, with precision options down to ±0.013mm.
Wire length: specified wire length & type.
Harness: specified brand & model No.