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Level Sensors

Level sensors determine how full or how empty a container is. Level sensors provide an output electrical signal at predetermined levels to communicate when to open or close control valves. You can find out more in our comprehensive level sensors guide.

Level Sensor Types

The choice of sensors is usually...

Showing 1-20 of 508 products

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Jumo 401015 Series Column Level Indicator Level Probe, 2 Wire, 4 to 20 mA Output, Vertical/Hanging From The Cable,
RS Stock No. 241-5056
Brand Jumo
Manufacturers Part No. 401015/000-453-405-567-20-11-1-010/000

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Jumo
Column Level Indicator
Vertical/Hanging From The Cable
2 Wire, 4 to 20 mA
Stainless Steel 304
10m
-
-
-
-
-
-
-
-
-
-
-
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401015
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-
Tempatron SLX Series Liquid Level Sensor Level Sensor, FET Output, PCB mount, ABS Plastic Body
RS Stock No. 204-9966
Brand Tempatron
Manufacturers Part No. SLX4/005N-Q50

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Tempatron
Liquid Level Sensor
PCB Mount
FET
ABS Plastic
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-
-
-
-
-
-
-
-
-
-
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SLX
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SSt Sensing Limited Honeywell LLE STD Series Liquid Level Switch Level Switch, Transistor Output, Threaded Mount,
RS Stock No. 193-6732
Brand SSt Sensing Limited
Manufacturers Part No. LLC102000

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SSt Sensing Limited
Liquid Level Switch
Threaded Mount
Transistor
Polysulfone
-
-
-25°C
+80°C
15.4V
-
-
2.5 mA
7bar
-
-
-
-
CE
Honeywell LLE STD
-
2.5 mA
Sick GRF Series Optical Point Level Switch Level Switch, NO, PNP Output, G1/2 Thread, Stainless Steel Body
RS Stock No. 183-7323
Brand Sick
Manufacturers Part No. GRF18S-F234LV

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Sick
Optical Point Level Switch
G1/2 Thread
NO, PNP
Stainless Steel
-
-
-25°C
+55°C
30V
-
-
-
16bar
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-
-
-
CE Certified, UL Listed
GRF
-
≤30 mA
Unipower Electrode Level Sensors, Stainless Steel Body
RS Stock No. 182-8937
Brand Unipower
Manufacturers Part No. 44S0003

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Unipower
Electrode
-
-
Stainless Steel
-
-
-10°C
+65°C
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-
-
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-
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SSt Sensing Limited OPTOMAX LLC710 Series Liquid Level Switch Level Switch, PNP Output, Threaded Mount, Polysulfone Body
RS Stock No. 193-6760
Brand SSt Sensing Limited
Manufacturers Part No. LLC710D324-004

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SSt Sensing Limited
Liquid Level Switch
Threaded Mount
PNP
Polysulfone
-
-
-40°C
+125°C
30V
-
-
7.5 mA
7bar
-
-
-
-
-
OPTOMAX LLC710
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7.5 mA
SSt Sensing Limited OPTOMAX LLC200 Series Liquid Level Switch Level Switch, Transistor Output, Threaded Mount,
RS Stock No. 193-6805
Brand SSt Sensing Limited
Manufacturers Part No. LLC200D3LSH

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SSt Sensing Limited
Liquid Level Switch
Threaded Mount
Transistor
Polysulfone
-
-
-25°C
+80°C
15.4V
-
-
2.5 mA
7bar
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-
-
-
-
OPTOMAX LLC200
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2.5 mA
SSt Sensing Limited OPTOMAX LLC710 Series Liquid Level Switch Level Switch, PNP Output, Threaded Mount, Polysulfone Body
RS Stock No. 193-6761
Brand SSt Sensing Limited
Manufacturers Part No. LLC710D3L24-004

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SSt Sensing Limited
Liquid Level Switch
Threaded Mount
PNP
Polysulfone
-
-
-40°C
+125°C
30V
-
-
7.5 mA
7bar
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-
-
-
-
OPTOMAX LLC710
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7.5 mA
Baumer LBFS Series Level Switch Level Sensor, PNP Output, Bottom Mount, Side Mount, Top Mount, Stainless Steel Body
RS Stock No. 187-1812
Brand Baumer
Manufacturers Part No. LBFS-01421.0

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Baumer
Level Switch
Bottom Mount, Side Mount, Top Mount
PNP
Stainless Steel
-
-
-40°C
+85°C
30V
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-
20 mA
10bar
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-
-
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-
LBFS
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20 mA
SSt Sensing Limited Honeywell LLE STD Series Liquid Level Switch Level Switch, Transistor Output, Threaded Mount,
RS Stock No. 193-6731
Brand SSt Sensing Limited
Manufacturers Part No. LLC101000

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SSt Sensing Limited
Liquid Level Switch
Threaded Mount
Transistor
Polysulfone
-
-
-25°C
+80°C
15.4V
-
-
2.5 mA
7bar
-
-
-
-
CE
Honeywell LLE STD
-
2.5 mA
SSt Sensing Limited OPTOMAX LLC610 Series Liquid Level Switch Level Switch, PNP Output, Threaded Mount, Polysulfone Body
RS Stock No. 193-6755
Brand SSt Sensing Limited
Manufacturers Part No. LLC610D324-004

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SSt Sensing Limited
Liquid Level Switch
Threaded Mount
PNP
Polysulfone
-
-
-40°C
+125°C
30V
-
-
7.5 mA
7bar
-
-
-
-
-
OPTOMAX LLC610
-
7.5 mA
SSt Sensing Limited OPTOMAX LLC210 Series Liquid Level Switch Level Switch, PNP Output, Threaded Mount, Polysulfone Body
RS Stock No. 193-6751
Brand SSt Sensing Limited
Manufacturers Part No. LLC210D324-004

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SSt Sensing Limited
Liquid Level Switch
Threaded Mount
PNP
Polysulfone
-
-
-40°C
+125°C
30V
-
-
7.5 mA
7bar
-
-
-
-
-
OPTOMAX LLC210
-
7.5 mA
ABB CM-ENS Series Electrode Level Sensing Electrode, Steel Body
RS Stock No. 746-7526
Brand ABB
Manufacturers Part No. 1SVR402902R0000 CM-HE

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ABB
Electrode
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-
Steel
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-
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-
CM-ENS
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SSt Sensing Limited OPTOMAX LLC210 Series Liquid Level Switch Level Switch, PNP Output, Threaded Mount, Polysulfone Body
RS Stock No. 193-6752
Brand SSt Sensing Limited
Manufacturers Part No. LLC210D3L24-004

P.O.A

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SSt Sensing Limited
Liquid Level Switch
Threaded Mount
PNP
Polysulfone
-
-
-40°C
+125°C
30V
-
-
7.5 mA
7bar
-
-
-
-
-
OPTOMAX LLC210
-
7.5 mA
SSt Sensing Limited OPTOMAX LLC710 Series Liquid Level Switch Level Switch, NPN Output, Threaded Mount, Stainless Steel
RS Stock No. 193-6777
Brand SSt Sensing Limited
Manufacturers Part No. LLG710D3L24-003

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SSt Sensing Limited
Liquid Level Switch
Threaded Mount
NPN
Stainless Steel 316L
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-
-40°C
+125°C
30V
-
-
7.5 mA
100bar
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-
-
-
CE
OPTOMAX LLC710
-
7.5 mA
Sick GRF Series Optical Point Level Switch Level Switch, NC, PNP Output, G1/2 Thread, Stainless Steel Body
RS Stock No. 183-7322
Brand Sick
Manufacturers Part No. GRF18S-P234LV

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Sick
Optical Point Level Switch
G1/2 Thread
NC, PNP
Stainless Steel
-
-
-25°C
+55°C
30V
-
-
-
16bar
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-
-
-
CE Certified, UL Listed
GRF
-
≤30 mA
SSt Sensing Limited Honeywell LLE HIGH Series Liquid Level Switch Level Switch, Transistor Output, Threaded Mount,
RS Stock No. 193-6738
Brand SSt Sensing Limited
Manufacturers Part No. LLC103101

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SSt Sensing Limited
Liquid Level Switch
Threaded Mount
Transistor
Polysulfone
-
-
-40°C
+125°C
15.4V
-
-
2.5 mA
7bar
-
-
-
-
CE
Honeywell LLE HIGH
-
2.5 mA
SSt Sensing Limited OPTOMAX LLC710 Series Liquid Level Switch Level Switch, NPN Output, Threaded Mount, Polysulfone Body
RS Stock No. 193-6757
Brand SSt Sensing Limited
Manufacturers Part No. LLC710D324-003

P.O.A

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SSt Sensing Limited
Liquid Level Switch
Threaded Mount
NPN
Polysulfone
-
-
-40°C
+125°C
30V
-
-
7.5 mA
7bar
-
-
-
-
-
OPTOMAX LLC710
-
7.5 mA
SSt Sensing Limited OPTOMAX LLC200 Series Liquid Level Switch Level Switch, Transistor Output, Threaded Mount,
RS Stock No. 193-6740
Brand SSt Sensing Limited
Manufacturers Part No. LLC200D3SH

P.O.A

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SSt Sensing Limited
Liquid Level Switch
Threaded Mount
Transistor
Polysulfone
-
-
-25°C
+80°C
15.4V
-
-
2.5 mA
7bar
-
-
-
-
-
OPTOMAX LLC200
-
2.5 mA
Carlo Gavazzi Conductive Level Sensor, PNP Output, Plug, Plastic Body
RS Stock No. 188-5255
Brand Carlo Gavazzi
Manufacturers Part No. CD34CNFLFPOT5

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Carlo Gavazzi
Conductive
Plug
PNP
Plastic
300mm
-
-25°C
+80°C
30V
-
-
≤13 mA
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-
-
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CE Certified, cULus Listed
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-
≤100 mA

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