




MECHANICAL THERMOSTAT
FZK 011
- Adjustable temperature
- Small hysteresis allows for precise regulation
- High switching capacity
- Change-over contact (heating or cooling)
- Clip-mounted
Overview Technical Data
DC 30 W
DC 30 W
rigid/stranded² wire 2.5 mm² (AWG 14)
¹ If the Normally Closed contact is used, the switch temperature difference could be reduced by connecting terminal "N" (RF heating resistor). It causes the thermal feedback which is subject to surrounding conditions and thus has to be determined for each individual application.
² When connecting with stranded wires, wire end ferrules must be used.
Important note: The contact system of the regulator is subjected to environmental influences, thus the contact resistance may change. This can lead to a voltage drop and/or self-heating of the contacts.
Product Variants
Summary of your request
Art. No. | Connection casing | Casing | Productname | Series | Heating element | Heater body | Model | Axial fan | Operating voltage |
Operating voltage max. |
Operating voltage min. |
Voltage type | Frequency | Heating capacity |
Inrush current max. |
Surface temperature |
Rec. pre-fuse T (time-delay) |
Connection | Connection PE | Air outlet temperature | Switch-off temperature | Switch-off temperature 2 | Switch-on temperature | Switch-on temperature 2 | Drilling template | Operating temperature |
Flow rate, free flow |
Flow rate, with filter |
Setting range | Setting range 2 |
Current consumption |
Nominal current of socket |
Power consumption |
Average noise level | Enclosure cut-out | Enclosure cut-out | Storage temperature | Storage humidity | Ambient temperature | Operating humidity | Speed |
Switching capacity max. |
Switching current min. |
Load resistance (external) | External Sensor | Measuring range | Measuring range 2 | Note | Note 2 | Note 3 | Note 4 | Reaction time | Contact type | Service life | Operation indicator |
Control contact - Signal current |
Electrical protection | Switch | Socket | Material | Material sealing | Air permeability | Mounting | Air intake/Air outlet | Filter material | Measuring signal |
Switch temperature difference |
Lamp type | Luminous flux | Light colour | Length / Depth | Width | Height | Diameter | Installation depth | Fitting position | Mounting frame | Weight | Sensor element | Protection class | Protection type | Protection type UL | VDE | UL | EAC | METRO | ATEX | Ex Protection type Gases | Ex Protection type Mine applications | Ex Protection type Dusts | Temperature class |
Temperature safety cut-out |
Accessory | Accessory 2 | Accessory 3 | Accessory 4 | Art. No. Accessory | Art. No. Accessory 2 | Art. No. Accessory 3 | Art. No. Accessory 4 | Catalogue Article | CAD |
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Suitable Products
Heating
Prevent subnormal temperatures and condensation using enclosure heaters, either with or without fans.

Cooling
Achieve perfect enclosure cooling, even in systems tightly fitted with components, using filter fans and fans.

Accessories
We simplify thermal management for you with accessories such as sockets, components for passive ventilation and pressure equalisation devices.
