Multi-Stage Thermoelectric Cooler for Deep Cooling | TEC Module 3iTEC-202-200516
- Overview
- Applications
- Specifications
- Mechanical Drawing
- Custom Options
- Recommended Products
The 3iTEC-202-200516 is a multi-stage micro thermoelectric cooler with 202 couples, engineered for precision thermal control in demanding applications such as photonics, diagnostics, and instrumentation.
Operating at 17.16V / 8.5A, it provides high ΔT performance with reliable, compact, and solid-state cooling.
Its cascaded structure enables deep cooling where space and precision are critical.
Applications
Ideal for applications requiring high-precision, solid-state cooling in compact or power-sensitive environments, such as photonic sensors, laser diode modules, diagnostic analyzers, and miniaturized scientific instruments.
Specifications
PERFORMANCE CHARACTERISTICS (Th=298K@Vacuum)
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Vacuum Th=50℃ Th=30℃ |
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△Tmax(K) |
129.5 |
115 |
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Qmax(W) |
21.3 |
19.23 |
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Imax(A) |
8.5 |
8.5 |
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Umax(V) |
17.16 |
15.71 |
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ACR(Ohm) |
1.77 |
1.63 |
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Parameter deviation:+/-10% |
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Mechanical Drawing

Custom Options
Wire length: specified wire length & type.
Pellet Height Tuning:Adjusting pellet height changes performance:
• Higher: lower Imax, higher ΔT, lower Qmax
• Lower: higher Imax, lower ΔT, higher Qmax
Pre-Tinning:Solder type can be specified for assembly needs.
Note: Encapsulation is not recommended for multi-stage modules due to pressure risks in non-atmospheric environments.