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 LLS-01 Series Level Controller - 1
RS PRO LLS-01 Series Level Controller - 1
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RS Stock No.: 558-894Brand: RS PROHSN Code: 90269000

SR 33.35

SR 33.35 Each (ex VAT)

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1

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1SR 33.35
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RS Pro
Level Controller
1
-
-
-
-
80mm
-
-
-
-
-
-
-
-
-
-
-
-
-
No
80mm
No
-
-
LLS-01
-
50kΩ
-
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 PROHSN Code: 85364900

SR 118.45

SR 118.45 Each (ex VAT)

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1SR 118.45
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RS Pro
Level Controller
-
-
-
-
-
94.6mm
-
DIN Rail
-
-
-
57.75 mm
-20°C
-
Cable Terminal
-
55°C
IP20
260V
2006/95/EC - 2004/108/EC, UKCA, CE
60mm
RoHS
Relay
-
-
1
100kΩ
5 A
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 PROHSN Code: 85364900

SR 118.45

SR 118.45 Each (ex VAT)

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1SR 118.45
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RS Pro
Level Controller
3
-
-
-
-
94.6mm
-
DIN Rail
-
-
2s
57.75 mm
-20°C
-
-
-
55°C
IP20
24V ac/dc
CE, UKCA
60mm
RoHS
Relay
-
-
1
100kΩ
5 A
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 PROHSN Code: 85364900

SR 336.95

SR 336.95 Each (ex VAT)

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1SR 336.95
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RS Pro
Level Controller
1
-
-
-
-
59.85mm
-
DIN Rail
-
-
-
114.5 mm
-20°C
-
-
-
55°C
IP20
220V
CE
59.85mm
No
Current
-
-
2
-
30 A
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 PROHSN Code: 85364900

SR 263.35

SR 263.35 Each (ex VAT)

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1

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1SR 263.35
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RS Pro
Level Controller
1
-
-
-
-
59.85mm
-
DIN Rail
-
-
-
114.5 mm
-20°C
-
-
-
55°C
IP20
220V
CE
59.85mm
No
Current
-
-
1
-
-
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 PROHSN Code: 85364900

SR 141.45

SR 141.45 Each (ex VAT)

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1

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1SR 141.45
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RS Pro
Level Controller
3
-
-
-
-
35.6mm
-
DIN Rail
-
-
-
90 mm
-20°C
-
-
-
55°C
IP20
220V
CE
35.6mm
No
Relay
-
-
3
-
-
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 PROHSN Code: 85364900

SR 118.45

SR 118.45 Each (ex VAT)

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1

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1SR 118.45
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RS Pro
Level Controller
1
-
-
260V ac
-
60mm
-
DIN Rail
-
-
-
90 mm
-5°C
-
Screw
-
50°C
IP20
230V ac
CE
60mm
No
1 CO/1 NO
-
SSRC-04
-
50kΩ
8 A
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 PROHSN Code: 90268080

SR 1,735.35

SR 1,735.35 Each (ex VAT)

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1

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1SR 1,735.35
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RS Pro
Conductive Level Controller
-
-
-
22V ac
-
110mm
-
DIN Rail
-
-
-
55 mm
-20°C
-
-
-
50°C
IP40
-
No
75mm
No
SPDT Relay
Conductive Probe
VNR21.22
-
-
-
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.: 4421AD1HSN Code: 85364900

SR 455.40

SR 455.40 Each (ex VAT)

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1

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1SR 455.40
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GIC
Level Controller
-
-
-
12V
-
90mm
-
DIN Rail
-
-
10s
65 mm
-10°C
-
Screw
-
60°C
IP40, IP20
240V ac
CE, RoHS
36mm
No
Relay
Voltage
44
-
200kΩ
8 A
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V ac-Rated SPDT Relay
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V ac-Rated SPDT Relay
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RS Stock No.: 135-6323Brand: ABBManufacturers Part No.: 1SVR730850R2100 CM-ENS.13SHSN Code: 85364900

SR 856.75

SR 856.75 Each (ex VAT)

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1

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1SR 856.75
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ABB
Liquid Level Relay
1
-
-
-
-
113.4mm
-
DIN Rail
-
-
-
113.4 mm
-25°C
-
Screw
-
60°C
IP50, IP20
240V ac
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
22.5mm
No
SPDT Relay
Voltage
CM-ENS
1
100kΩ
-
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V ac/dc-Rated SPDT Relay
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V ac/dc-Rated SPDT Relay
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RS Stock No.: 135-6328Brand: ABBManufacturers Part No.: 1SVR730850R0300 CM-ENS.31SHSN Code: 85364900

SR 1,242.00

SR 1,242.00 Each (ex VAT)

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1

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1SR 1,242.00
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ABB
Liquid Level Relay
1
-
-
-
-
113.4mm
-
DIN Rail
-
-
-
113.4 mm
-25°C
-
Screw
-
60°C
IP20, IP50
240V ac/dc
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
22.5mm
No
SPDT Relay
Voltage
CM-ENS
1
1000kΩ
11 mA
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V ac/dc-Rated SPDT Relay
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V ac/dc-Rated SPDT Relay
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RS Stock No.: 135-6325Brand: ABBManufacturers Part No.: 1SVR730850R0100 CM-ENS.11SHSN Code: 85364900

SR 855.60

SR 855.60 Each (ex VAT)

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1

Available in multiples of 1
1SR 855.60
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ABB
Liquid Level Relay
1
-
-
-
-
113.4mm
-
DIN Rail
-
-
-
113.4 mm
-25°C
-
Screw
-
60°C
IP20, IP50
240V ac/dc
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
22.5mm
No
SPDT Relay
Voltage
CM-ENS
1
100kΩ
11 mA
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.: CLP2EA1CM24HSN Code: 85365080

SR 755.55

SR 755.55 Each (ex VAT)

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1

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1SR 755.55
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Carlo Gavazzi
Level Controller
2
-
-
5V
-
-
-
DIN Rail
-
-
5s
-
-20°C
-
Screw
-
50°C
IP20
24V
UL, CSA
-
No
Relay
Analogue
CLP
5
500kΩ
8 A
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V ac/dc-Rated SPDT Relay
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V ac/dc-Rated SPDT Relay
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RS Stock No.: 135-6327Brand: ABBManufacturers Part No.: 1SVR730850R0200 CM-ENS.21SHSN Code: 85364900

SR 888.95

SR 888.95 Each (ex VAT)

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1

Available in multiples of 1
1SR 888.95
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ABB
Liquid Level Relay
1
-
-
-
-
113.4mm
-
DIN Rail
-
-
-
113.4 mm
-25°C
-
Screw
-
60°C
IP20, IP50
240V ac/dc
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
22.5mm
No
SPDT Relay
Voltage
CM-ENS
1
1000kΩ
11 mA
ABB CM-ENE MIN Series Liquid Level Relay -, Snap-On, Screw, DIN Rail 240 V ac-Rated Relay
ABB CM-ENE MIN Series Liquid Level Relay -, Snap-On, Screw, DIN Rail 240 V ac-Rated Relay
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RS Stock No.: 746-7447Brand: ABBManufacturers Part No.: 1SVR550851R9500 CM-ENE MINHSN Code: 85364900

SR 632.50

SR 632.50 Each (ex VAT)

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1SR 632.50
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ABB
Liquid Level Relay
-
-
-
30V ac
-
88.5mm
-
Snap-On, Screw, DIN Rail
-
-
-
78 mm
-20°C
-
Screw
-
60°C
IP20, IP50
240V ac
IEC
22.5mm
No
Relay
-
CM-ENE MIN
5
100kΩ
4 A
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V ac/dc-Rated SPDT Relay
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V ac/dc-Rated SPDT Relay
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RS Stock No.: 135-6334Brand: ABBManufacturers Part No.: 1SVR740850R0300 CM-ENS.31PHSN Code: 85364900

SR 1,327.10

SR 1,327.10 Each (ex VAT)

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1

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1SR 1,327.10
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ABB
Liquid Level Relay
1
-
-
24V
-
113.4mm
-
DIN Rail
-
-
-
113.4 mm
-25°C
-
Screw
-
60°C
IP20, IP50
240V ac/dc
IEC/EN 61000-6-2, EAC, IEC/EN 63000, CE, UL, IEC/EN 60255-27, IEC/EN 61000-6-3
22.5mm
No
SPDT Relay
Voltage
CM-ENS
2
1000kΩ
11 mA
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.: CLD2EB1BU24HSN Code: 90318080

SR 603.75

SR 603.75 Each (ex VAT)

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1

Available in multiples of 1
1SR 603.75
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Carlo Gavazzi
Level Controller
2
-
-
5V
-
100000mm
-
DIN Rail
-
-
5s
-
-20°C
-
Screw
-
50°C
IP20
24V
cULus, CSA
-
No
Relay
Analogue
CLD2EB1BU24
5
500kΩ
8 A
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V ac/dc-Rated SPDT Relay
ABB CM-ENS Series Liquid Level Relay -, DIN Rail 1 Voltage Input 240 V ac/dc-Rated SPDT Relay
Add to parts list
RS Stock No.: 135-6333Brand: ABBManufacturers Part No.: 1SVR740850R0200 CM-ENS.21PHSN Code: 85364900

SR 946.45

SR 946.45 Each (ex VAT)

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1

Available in multiples of 1
1SR 946.45
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ABB
Liquid Level Relay
1
-
-
24V
-
113.4mm
-
DIN Rail
-
-
-
113.4 mm
-25°C
-
Screw
-
60°C
IP20, IP50
240V ac/dc
UL, IEC/EN 61000-6-3, IEC/EN 63000, CE, IEC/EN 61000-6-2, IEC/EN 60255-27, EAC
22.5mm
No
SPDT Relay
Voltage
CM-ENS
1
1000kΩ
11 mA
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 223HSN Code: 85371098

SR 4,054.90

SR 4,054.90 Each (ex VAT)

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1SR 4,054.90
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Vega
Level Controller
1
-
-
27V
-
162mm
-
Wall
-
-
-
76 mm
-40°C
-
M20
-
60°C
IP65
230V
cULus, CE, EAC, UL
111mm
No
Analogue
Voltage
VEGAMET 841
4
-
-
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 AC220-240VHSN Code: 85364900

SR 1,256.95

SR 1,256.95 Each (ex VAT)

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1SR 1,256.95
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Dold
Liquid Level Relay
1
-
-
10V ac
-
82mm
-
DIN Rail
-
-
20s
99 mm
-20°C
-
Clamp
-
60°C
IP20
240V ac
CE
22.5mm
No
Relay
Voltage
MK 9151N
5
-
5 A