Level Controllers

What are Level Controllers?

Level controllers are automated units for measuring the level of fluid in a contained area. They're used in systems that require monitoring, regulating, and controlling liquid levels and preventing them from becoming excessively high or low.

How do level controllers work?

A sensor detects a liquid or solid level by providing low voltage electric...

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RS PRO VNR21.22 Series Conductive Level Controller -, DIN Rail Conductive Probe Input SPDT Relay
RS PRO VNR21.22 Series Conductive Level Controller -, DIN Rail Conductive Probe Input SPDT Relay
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RS Stock No.: 266-0463Brand: RS PRO

€ 302.50

€ 302.50 Each (Exc. Vat)

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1€ 302.50
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RS Pro
Conductive Level Controller
-
-
22V ac
-
-
110mm
-
-
DIN Rail
55 mm
-
-
-
-20°C
-
-
50°C
-
IP40
75mm
No
No
-
-
VNR21.22
Conductive Probe
-
SPDT Relay
RS PRO LLS-01 Series Level Controller - 1
RS PRO LLS-01 Series Level Controller - 1
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RS Stock No.: 558-894Brand: RS PRO

€ 7.02

€ 7.02 Each (Exc. Vat)

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1€ 7.02
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RS Pro
Level Controller
1
-
-
-
-
80mm
-
-
-
-
-
-
-
-
-
-
-
-
-
80mm
No
No
50kΩ
-
LLS-01
-
-
-
RS PRO Level Controller - RoHS, DIN Rail 260 V-Rated Relay
RS PRO Level Controller - RoHS, DIN Rail 260 V-Rated Relay
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RS Stock No.: 122-211Brand: RS PRO

€ 20.33

€ 20.33 Each (Exc. Vat)

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1€ 20.33
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RS Pro
Level Controller
-
-
-
-
-
94.6mm
-
-
DIN Rail
57.75 mm
-
-
-
-20°C
-
Cable Terminal
55°C
260V
IP20
60mm
2006/95/EC - 2004/108/EC, UKCA, CE
RoHS
100kΩ
5 A
-
-
1
Relay
RS PRO Level Controller - RoHS, DIN Rail 3 24 V ac/dc-Rated Relay
RS PRO Level Controller - RoHS, DIN Rail 3 24 V ac/dc-Rated Relay
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RS Stock No.: 122-213Brand: RS PRO

€ 20.33

€ 20.33 Each (Exc. Vat)

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1€ 20.33
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RS Pro
Level Controller
3
-
-
-
-
94.6mm
-
-
DIN Rail
57.75 mm
2s
-
-
-20°C
-
-
55°C
24V ac/dc
IP20
60mm
CE, UKCA
RoHS
100kΩ
5 A
-
-
1
Relay
RS PRO Level Controller -, DIN Rail 1 220 V-Rated Current
RS PRO Level Controller -, DIN Rail 1 220 V-Rated Current
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RS Stock No.: 434-518Brand: RS PRO

€ 56.39

€ 56.39 Each (Exc. Vat)

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1€ 56.39
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RS Pro
Level Controller
1
-
-
-
-
59.85mm
-
-
DIN Rail
114.5 mm
-
-
-
-20°C
-
-
55°C
220V
IP20
59.85mm
CE
No
-
30 A
-
-
2
Current
RS PRO Level Controller -, DIN Rail 1 220 V-Rated Current
RS PRO Level Controller -, DIN Rail 1 220 V-Rated Current
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RS Stock No.: 434-519Brand: RS PRO

€ 46.71

€ 46.71 Each (Exc. Vat)

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1€ 46.71
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RS Pro
Level Controller
1
-
-
-
-
59.85mm
-
-
DIN Rail
114.5 mm
-
-
-
-20°C
-
-
55°C
220V
IP20
59.85mm
CE
No
-
-
-
-
1
Current
RS PRO Level Controller -, DIN Rail 3 220 V-Rated Relay
RS PRO Level Controller -, DIN Rail 3 220 V-Rated Relay
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RS Stock No.: 434-516Brand: RS PRO

€ 23.60

€ 23.60 Each (Exc. Vat)

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1€ 23.60
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RS Pro
Level Controller
3
-
-
-
-
35.6mm
-
-
DIN Rail
90 mm
-
-
-
-20°C
-
-
55°C
220V
IP20
35.6mm
CE
No
-
-
-
-
3
Relay
RS PRO SSRC-04 Series Level Controller -, DIN Rail 1 230 V ac-Rated 1 CO/1 NO
RS PRO SSRC-04 Series Level Controller -, DIN Rail 1 230 V ac-Rated 1 CO/1 NO
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RS Stock No.: 558-895Brand: RS PRO

€ 25.53

€ 25.53 Each (Exc. Vat)

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1€ 25.53
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RS Pro
Level Controller
1
-
260V ac
-
-
60mm
-
-
DIN Rail
90 mm
-
-
-
-5°C
-
Screw
50°C
230V ac
IP20
60mm
CE
No
50kΩ
8 A
SSRC-04
-
-
1 CO/1 NO
GIC 44 Series Level Controller -, DIN Rail Voltage Input 240 V ac-Rated Relay
GIC 44 Series Level Controller -, DIN Rail Voltage Input 240 V ac-Rated Relay
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RS Stock No.: 884-2455Brand: GICManufacturers Part No.: 4421AD1

€ 86.16

€ 86.16 Each (Exc. Vat)

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1€ 86.16
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GIC
Level Controller
-
-
12V
-
-
90mm
-
-
DIN Rail
65 mm
10s
-
-
-10°C
-
Screw
60°C
240V ac
IP40, IP20
36mm
CE, RoHS
No
200kΩ
8 A
44
Voltage
-
Relay
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V-Rated SPDT Relay
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V-Rated SPDT Relay
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RS Stock No.: 135-6323Brand: ABBManufacturers Part No.: 1SVR730850R2100 CM-ENS.13S

€ 163.64

€ 163.64 Each (Exc. Vat)

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1€ 163.64
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ABB
Liquid Level Relay
1
-
-
-
-
113.4mm
-
-
DIN Rail
113.4 mm
-
-
-
-25°C
-
Screw
60°C
240V
IP50, IP20
22.5mm
CAN/CSA C22.2 No.14, IEC/EN 60255-27, IEC/EN 60947-5-1, IEC/EN 61000-6-2, IEC/EN 61000-6-3, UL 508
No
100kΩ
-
CM-ENS
Voltage
1
SPDT Relay
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V-Rated SPDT Relay
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V-Rated SPDT Relay
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RS Stock No.: 135-6328Brand: ABBManufacturers Part No.: 1SVR730850R0300 CM-ENS.31S

€ 234.13

€ 234.13 Each (Exc. Vat)

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1€ 234.13
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ABB
Liquid Level Relay
1
-
-
-
-
113.4mm
-
-
DIN Rail
113.4 mm
-
-
-
-25°C
-
Screw
60°C
240V
IP20, IP50
22.5mm
CAN/CSA C22.2 No.14, IEC/EN 60255-27, IEC/EN 60947-5-1, IEC/EN 61000-6-2, IEC/EN 61000-6-3, UL 508
No
1000kΩ
11 mA
CM-ENS
Voltage
1
SPDT Relay
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V-Rated SPDT Relay
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V-Rated SPDT Relay
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RS Stock No.: 135-6325Brand: ABBManufacturers Part No.: 1SVR730850R0100 CM-ENS.11S

€ 163.64

€ 163.64 Each (Exc. Vat)

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1€ 163.64
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ABB
Liquid Level Relay
1
-
-
-
-
113.4mm
-
-
DIN Rail
113.4 mm
-
-
-
-25°C
-
Screw
60°C
240V
IP20, IP50
22.5mm
CAN/CSA C22.2 No.14, IEC/EN 60255-27, IEC/EN 60947-5-1, IEC/EN 61000-6-2, IEC/EN 61000-6-3, UL 508
No
100kΩ
11 mA
CM-ENS
Voltage
1
SPDT Relay
Carlo Gavazzi CLP Series Level Controller -, DIN Rail 2 Analogue Input 24 V-Rated Relay
Carlo Gavazzi CLP Series Level Controller -, DIN Rail 2 Analogue Input 24 V-Rated Relay
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RS Stock No.: 859-2948Brand: Carlo GavazziManufacturers Part No.: CLP2EA1CM24

€ 132.56

€ 132.56 Each (Exc. Vat)

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1€ 132.56
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Carlo Gavazzi
Level Controller
2
-
5V
-
-
-
-
-
DIN Rail
-
5s
-
-
-20°C
-
Screw
50°C
24V
IP20
-
UL, CSA
No
500kΩ
8 A
CLP
Analogue
5
Relay
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V-Rated SPDT Relay
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V-Rated SPDT Relay
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RS Stock No.: 135-6327Brand: ABBManufacturers Part No.: 1SVR730850R0200 CM-ENS.21S

€ 171.19

€ 171.19 Each (Exc. Vat)

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1€ 171.19
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ABB
Liquid Level Relay
1
-
-
-
-
113.4mm
-
-
DIN Rail
113.4 mm
-
-
-
-25°C
-
Screw
60°C
240V
IP20, IP50
22.5mm
CAN/CSA C22.2 No.14, IEC/EN 60255-27, IEC/EN 60947-5-1, IEC/EN 61000-6-2, IEC/EN 61000-6-3, UL 508
No
1000kΩ
11 mA
CM-ENS
Voltage
1
SPDT Relay
ABB CM-ENE MIN Series Liquid Level Relay -, Snap-On, Screw, DIN Rail 240 V-Rated Relay
ABB CM-ENE MIN Series Liquid Level Relay -, Snap-On, Screw, DIN Rail 240 V-Rated Relay
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RS Stock No.: 746-7447Brand: ABBManufacturers Part No.: 1SVR550851R9500 CM-ENE MIN

€ 112.03

€ 112.03 Each (Exc. Vat)

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1€ 112.03
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ABB
Liquid Level Relay
-
-
30V
-
-
88.5mm
-
-
Snap-On, Screw, DIN Rail
78 mm
-
-
-
-20°C
-
Screw
60°C
240V
IP20, IP50
22.5mm
IEC
No
100kΩ
4 A
CM-ENE MIN
-
5
Relay
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V-Rated SPDT Relay
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V-Rated SPDT Relay
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RS Stock No.: 135-6334Brand: ABBManufacturers Part No.: 1SVR740850R0300 CM-ENS.31P

€ 247.98

€ 247.98 Each (Exc. Vat)

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1€ 247.98
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ABB
Liquid Level Relay
1
-
24V
-
-
113.4mm
-
-
DIN Rail
113.4 mm
-
-
-
-25°C
-
Screw
60°C
240V
IP20, IP50
22.5mm
IEC/EN 61000-6-2, EAC, IEC/EN 63000, CE, UL, IEC/EN 60255-27, IEC/EN 61000-6-3
No
1000kΩ
11 mA
CM-ENS
Voltage
2
SPDT Relay
Carlo Gavazzi CLD2EB1BU24 Series Level Controller -, DIN Rail 2 Analogue Input 24 V-Rated Relay
Carlo Gavazzi CLD2EB1BU24 Series Level Controller -, DIN Rail 2 Analogue Input 24 V-Rated Relay
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RS Stock No.: 201-0776Brand: Carlo GavazziManufacturers Part No.: CLD2EB1BU24

€ 106.64

€ 106.64 Each (Exc. Vat)

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1€ 106.64
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Carlo Gavazzi
Level Controller
2
-
5V
-
-
100000mm
-
-
DIN Rail
-
5s
-
-
-20°C
-
Screw
50°C
24V
IP20
-
cULus, CSA
No
500kΩ
8 A
CLD2EB1BU24
Analogue
5
Relay
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V-Rated SPDT Relay
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V-Rated SPDT Relay
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RS Stock No.: 135-6333Brand: ABBManufacturers Part No.: 1SVR740850R0200 CM-ENS.21P

€ 181.26

€ 181.26 Each (Exc. Vat)

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1€ 181.26
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ABB
Liquid Level Relay
1
-
24V
-
-
113.4mm
-
-
DIN Rail
113.4 mm
-
-
-
-25°C
-
Screw
60°C
240V
IP20, IP50
22.5mm
UL, IEC/EN 61000-6-3, IEC/EN 63000, CE, IEC/EN 61000-6-2, IEC/EN 60255-27, EAC
No
1000kΩ
11 mA
CM-ENS
Voltage
1
SPDT Relay
Vega VEGAMET 841 Series Level Controller -, Wall 1 Voltage Input 230 V-Rated Analogue
Vega VEGAMET 841 Series Level Controller -, Wall 1 Voltage Input 230 V-Rated Analogue
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RS Stock No.: 206-7058Brand: VegaManufacturers Part No.: CR - 222 223

€ 671.56

€ 671.56 Each (Exc. Vat)

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1€ 671.56
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Vega
Level Controller
1
-
27V
-
-
162mm
-
-
Wall
76 mm
-
-
-
-40°C
-
M20
60°C
230V
IP65
111mm
cULus, CE, EAC, UL
No
-
-
VEGAMET 841
Voltage
4
Analogue
Dold MK 9151N Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V ac-Rated Relay
Dold MK 9151N Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V ac-Rated Relay
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RS Stock No.: 240-9011Brand: DoldManufacturers Part No.: MK9151.11 2-450kOhm AC220-240V

€ 215.74

€ 215.74 Each (Exc. Vat)

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1€ 215.74
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Dold
Liquid Level Relay
1
-
10V ac
-
-
82mm
-
-
DIN Rail
99 mm
20s
-
-
-20°C
-
Clamp
60°C
240V ac
IP20
22.5mm
CE
No
-
5 A
MK 9151N
Voltage
5
Relay