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JTF

Single- or two-stage frost protection thermostats

Product features

Capillary thermostat
With 1 potential free contact
Switching capacity: 16 (2,5) A @ 230 VAC +10% (NC contact)
Switching differential: +3K (STB) or 1,5K (STW)
Range: -10 – 12 °C
IP40

Types

Type Capillary [m] Manuel reset Extra functions
JTF.1 6 – 1 stage
JTF.2 6 • 1 stage, with external reset
JTF.5 3 – 1 stage
JTF.21 6 – 2 stages thermostats 1)

 

The JTF_ series will be phased out in the future and replaced bij the new DT.FP_

1) First stage provides a signal 5K below the setpoint

Downloads

TypeDocumentFile typeSize
DatasheetJTF - Thermostats anti-gel - FRPDF72.5 KBView
DatasheetJTF - Anti-vorst thermostaat - NLPDF72.6 KBView
CatalogCatalog 2026View

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dynamx™ patent numbers

European patent: 

No. 2307938
No. 3812870
No. 4177697 


United States patent:  

No. 9823666  

Chinese patent: 

No. ZL200880130728.9 

Registered community design RCD:  

No. 001167076-0001
No. 004030633-0001
No. 004030633-0002

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