MFG Part Number 387014547

# MSX3-070-F1N-0808-085-11-W2

##  OptoTEC™ MSX Series Thermoelectric Cooler

 The MSX3-070-F1N-0808-085-11-W2 is a high-performance, miniature thermoelectric cooler. The MSX3-070-F1N-0808-085-11-W2 is primarily used in applications to stabilize the temperature of sensitive optical components in the telecom and photonics industries. It has a maximum Qc of 0.892 Watts when ΔT = 0 and a maximum ΔT of 120 °C at Qc = 0.

![Product image](/thermal-wizard/images/tem/OptoTEC%20MSX%20Series/MSX3-070-F1N-0808/MSX3-070-F1N-0808-085-11-W2-large.png)

### Features

- Miniature footprint
- Precise temperature control
- Reliable solid-state operation
- Operates in high-temperature applications
- No sound or vibration
- RoHS-compliant

### Applications

- [Infrared Range Sensors](/applications/infrared-range-sensors)
- [Charge-Coupled Devices (CCD)](/thermal-technical-library/application-notes/multistage-micro-thermoelectric-coolers-optical-image-sensing-applications)
- [X-Ray Detectors](/applications/cooling-cmos-sensors)

![Mechanical drawing](/thermal-wizard/images/tem/OptoTEC%20MSX%20Series/MSX3-070-F1N-0808/MSX3-070-F1N-0808-085-11-W2-mechanical-drawing.png)

### Specifications

Hot Side Temperature

27.0 °C

50.0 °C

Qcmax (ΔT = 0)

0.89 Watts

0.98 Watts

ΔTmax (Qc = 0)

120.0°C

138.7°C

Imax (I @ ΔTmax)

1.2 Amps

1.2 Amps

Vmax (V @ ΔTmax)

5.6 Volts

6.4 Volts

Module Resistance

4.60 Ohms

4.60 Ohms

Max Operating Temperature

120 °C

Weight

0.5 gram(s)

### Finishing Options

Suffix

Thickness

Flatness / Parallelism

Hot Face

Cold Face

Lead Length

 11

 4.502 ±0.100 mm  
 0.177 ± 0.004 in

0.051 mm / 0.051 mm  
 0.002 in / 0.002 in

Lapped

Lapped

50.0 mm  
 1.97 in

### Electrical and Thermal Performance

![](/thermal-wizard/images/tem/OptoTEC%20MSX%20Series/MSX3-070-F1N-0808/MSX3-070-F1N-0808-085-11-W2-Graph-1.jpg)

### Notes

1. Max operating temperature: 120°C
2. Do not exceed Imax or Vmax when operating module
3. Reference assembly guidelines for recommended installation
4. Solder tinning also available on metallized ceramics

Any information furnished by **Tark Thermal Solutions** and its agents, whether in specifications, data sheets, product catalogues or otherwise, is believed to be (but is not warranted as being) accurate and reliable, is provided for information only and does not form part of any contract with **Tark Thermal Solutions**. All specifications are subject to change without notice. **Tark Thermal Solutions** assumes no responsibility and disclaims all liability for losses or damages resulting from use of or reliance on this information. All Tark products are sold subject to the **Tark Thermal Solutions** Terms and Conditions of sale (including Tark’s limited warranty) in effect from time to time, a copy of which will be furnished upon request.  

 © Copyright 2026 **Tark Thermal Solutions**, Inc. All rights reserved.

Revision: 00 Date: 01-31-2026

Print Date: 10-21-2026

**Original URL:** https://tark-solutions.com/products/thermoelectric-cooler-modules/micro-MSX-series/MSX3-070-F1N-0808-085-11-W2