Frost protection thermostats

Our THERMASREG® frost protection thermostats/frost protection monitors are used to monitor air conditioning systems, heat exchangers and heating registers and reliably protect against frost damage.

°C
Frost protection thermostat

THERMASREG® FST-8D

1102-1024-0102-000
Temperature monitors (self-switching)
–10...+15 °C/ +14...+59 °F,
factory setting w = +5 °C (+41 °F)
Switching capacity:
10 (2) A, AC 250 V;
due to the gold-plated contacts also
switching of signal voltages < 24 V
Switching differential: 2 ± 1 K (3,6 ± 1,8 °F)
Capillary tube length: 0,6 m
Sensor response length: approx. 40 cm
Sensor: Copper
Permissible medium: Air
IP65
93,76 €

incl. VAT 111,43 €
°C
Frost protection thermostat

THERMASREG® FST-5D

1102-1022-0102-000
Temperature controller (self-switching)
–10...+15 °C/ +14...+59 °F,
factory setting w = +5 °C (+41 °F)
Switching capacity:
10 (2) A, AC 250 V;
due to the gold-plated contacts also
switching of signal voltages < 24 V
Switching differential: 2 ± 1 K (3,6 ± 1,8 °F)
Capillary tube length: 3.0 m
Sensor response length: approx. 40 cm
Sensor: copper
Permissible medium: air
IP65
96,34 €

incl. VAT 114,58 €
°C
Frost protection thermostat

THERMASREG® FST-1D

1102-1021-0102-000
Temperature switches (self-switching)
–10...+15 °C/ +14...+59 °F,
factory setting w = +5 °C (+41 °F)
Switching capacity:
10 (2) A, AC 250 V;
due to the gold-plated contacts also
switching of signal voltages < 24 V
Switching differential: 2 ± 1 K (3,6 ± 1,8 °F)
Capillary tube length: 6.0 m
Sensing response length: approx. 40 cm
Sensor: Copper
Permitted medium: Air
IP65
99,03 €

incl. VAT 117,84 €
°C
Frost protection thermostat

THERMASREG® FST-3D

1102-1023-0102-000
Temperature controllers (independently switching)
–10...+15 °C/ +14...+59 °F,
factory setting w = +5 °C (+41 °F)
Switching output:
10 (2) A, AC 250 V;
due to the gold-plated contacts, also
switching of signal voltages < 24 V
Switching differential: 2 ± 1 K (3.6 ± 1.8 °F)
Capillary tube length: 1.8 m
Sensing response length: approx. 40 cm
Sensor: Copper
Permissible medium: Air / Water
IP65
101,05 €

incl. VAT 120,24 €
°C
Frost protection thermostat

THERMASREG® FST-8D-HR

1102-1024-1102-000
Temperature limiter (with manual reset)
−10...+15 °C/ +14...+59 °F,
factory setting w = +5 °C (+41 °F)
Switching capacity:
10 (2) A, AC 250 V;
due to the gold-plated contacts also
switching of signal voltages < 24 V
Switching differential: 2 ± 1 K (3.6 ± 1.8 °F)
Capillary tube length: 0.6 m
Sensing response length: approx. 40 cm
Sensor: copper
Permissible medium: air
IP65
111,11 €

incl. VAT 132,20 €
°C
Frost protection thermostat

THERMASREG® FST-5D-HR

1102-1022-1102-000
Temperature limiter (with manual reset)
–10...+15 °C/ +14...+59 °F,
factory setting w = +5 °C (+41 °F)
Switching capacity:
10 (2) A, AC 250 V;
because of the gold-plated contacts also
switching of signal voltages < 24 V
Switching differential: 2 ± 1 K (3,6 ± 1,8 °F)
Capillary tube length: 3.0 m
Sensor response length: approx. 40 cm
Sensor: copper
Permissible medium: air
IP65
118,56 €

incl. VAT 140,98 €
°C
Frost protection thermostat

THERMASREG® FST-1D-HR

1102-1021-1102-000
Temperature limit switch (with manual reset)
–10...+15 °C/ +14...+59 °F,
factory setting w = +5 °C (+41 °F)
Switching capacity:
10 (2) A, AC 250 V;
due to the gold-plated contacts also
switching of signal voltages < 24 V
Switching differential: 2 ± 1 K (3.6 ± 1.8 °F)
Capillary tube length: 6.0 m
Sensor response length: approx. 40 cm
Sensor: copper
Permissible medium: air
IP65
118,98 €

incl. VAT 141,40 €
°C
Frost protection thermostat

THERMASREG® FST-3D-HR

1102-1023-1102-000
Temperature limiters (with manual reset)
–10...+15 °C/ +14...+59 °F,
factory setting w = +5 °C (+41 °F)
Switching capacity:
10 (2) A, AC 250 V;
due to the gold-plated contacts, also
switching of signal voltages < 24 V
Switching differential: 2 ± 1 K (3,6 ± 1,8 °F)
Capillary tube length: 1.8 m
Sensing response length: approx. 40 cm
Sensor: copper
Permissible medium: air / water
IP65
121,94 €

incl. VAT 144,93 €
°C
Duct frost protection thermostat

THERMASREG® FST-K

1102-1064-0100-001
Temperature controllers (independently switching)
−10...+15 °C / +14...+59 °F,
factory setting w = +5 °C (+41 °F)
2 ± 1 K (3.6 ± 1.8 °F)
Changeover contact
10 (2) A, AC 250 V;
due to the gold-plated contacts also
switching of signal voltages < 24 V
Protective tube:
made of metal, material CuZn37 (2.0321),
Ø 14 mm, NL = 205 mm
IP65
136,50 €

incl. VAT 162,34 €
°C
Duct frost protection thermostat

THERMASREG® FST-K HR

1102-1064-1100-000
Temperature limiter (with manual reset)
–10...+15 °C/ +14...+59 °F,
factory setting w = +5 °C (+41 °F)
2 ± 1 K (3.6 ± 1.8 °F)
Changeover switch
10 (2) A, AC 250 V;
due to the gold-plated contacts also
switching of signal voltages < 24 V
Protective tube:
made of metal, material CuZn37 (2.0321),
Ø 14 mm, L = 205 mm
IP65
153,87 €

incl. VAT 182,94 €
°C
Frost protection thermostat

THERMASREG® FST-7D

1102-1025-0102-000
Temperature controllers (independently switching)
–10...+15 °C/ +14...+59 °F,
factory setting w = +5 °C (+41 °F)
Switching capacity:
10 (2) A, AC 250 V;
also for switching of signal voltages < 24 V due to the gold-plated contacts
Switching differential: 2 ± 1 K (3.6 ± 1.8 °F)
Capillary tube length: 12.0 m
Sensor response length: approx. 40 cm
Sensor: Copper
Permissible medium: Air
IP65
170,72 €

incl. VAT 203,02 €
°C
Frost protection thermostat

THERMASREG® FST-7D-HR

1102-1025-1102-000
Temperature limiter (with manual reset)
–10...+15 °C/ +14...+59 °F,
factory setting w = +5 °C (+41 °F)
Switching capacity:
10 (2) A, AC 250 V;
due to the gold-plated contacts also
switching of signal voltages < 24 V
Switching differential: 2 ± 1 K (3,6 ± 1,8 °F)
Capillary tube length: 12.0 m
Sensing response length: approx. 40 cm
Sensor: Copper
Permissible medium: Air
IP65
188,09 €

incl. VAT 223,81 €
°C
2-phase frost protection thermostat

THERMASREG® FS20-UW 3m LCD

1102-1012-2102-030
0...+15 °C
typically ±1 K (at +10 °C)
1 x 0 -10 V control input DDC
1 x 0 -10 V cascade input
1 x 0 -10 V temperature output (corresponds to 0...+15 °C)
1 x 0 -10 V valve output
(frost signal with control voltage and cascade)
1 x volt-free changeover contact (24 V), setpoint range 0...+15 °C
Hysteresis of switching stage: 2K
Capillary tube length: 3.0 m
IP65
290,95 €

incl. VAT 346,05 €
°C
2-phase frost protection thermostat

THERMASREG® FS20-UW-HE 3m LCD
0...+15 °C
typ. ± 1 K (at +10 °C)
1 x 0 -10 V control input for DDC
1 x 0 -10 V cascade input
1 x 0 -10 V temperature output (corresponds to 0...+15 °C)
1 x 0 -10 V valve output
(frost signal with control voltage and cascade)
1 x volt-free changeover contact (24 V), setting range 0...+15 °C
Hysteresis of the switching stage: 2K
Capillary tube length: 3.0 m
IP65
316,64 €

incl. VAT 376,68 €
°C
2-phase frost protection thermostat

THERMASREG® FS20-UW 6m LCD

1102-1011-2102-030
0...+15 °C
typically ± 1 K (at +10 °C)
1 x 0 -10 V control input DDC
1 x 0 -10 V cascade input
1 x 0 -10 V temperature output (corresponds to 0...+15 °C)
1 x 0 -10 V valve output
(frost signal with control voltage and cascade connection)
1 x volt-free changeover contact (24 V), setpoint range 0...+15 °C
Hysteresis of the switching stage: 2K
Capillary tube length: 6.0 m
IP65
341,80 €

incl. VAT 406,59 €
°C
2-phase frost protection thermostat

THERMASREG® FS20-UW-HE 6m LCD
0...+15 °C
typical ± 1 K (at +10 °C)
1 x 0 -10 V control input DDC
1 x 0 -10 V cascade input
1 x 0 -10 V temperature output (corresponds to 0...+15 °C)
1 x 0 -10 V valve output
(frost signal with control voltage and cascading)
1 x volt-free changeover contact (24 V), setpoint range 0...+15 °C
Hysteresis of the switching stage: 2K
Capillary tube length: 6.0 m
IP65
368,74 €

incl. VAT 438,66 €

We also manufacture individually

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