Featured Products
HAT Series Open loop current transducer Hall effect measuring principle For measuring DC, AC and pulse currents Galvanic isolation between prima...
AP Series Split core AC current transducer using proprietary PriME technology. Mean sensing RMS measuremen...
CAS/CASR/CKSR Series Current Transducers This range has been designed to provide current measurements from...
LF - S Series Current transducers LF-S Series for the electronic measurement of currents: dc, ac, pulsed..., with galvanic separation between th...
AK/AKR Series Split Core Measurement of ac sinusoidal waveform currents Large aperture Easy to mount AK - B10 Series 10 to 50A and 100 to 200A...
The LEM DVL 500 series voltage transducer for electronic measurement of voltage with galvanic separation between primary and secondary circuit. I...
The LEM HLSR series current transducer for electronic measurement of current with galvanic separation between primary and secondary circuit. It i...
The LEM LXS series current transducer for electronic measurement of current with galvanic separation between primary and secondary circuit. It is...
HTA-S, LEM-current transformer Current transformer for electronic current measurement (DC, AC, pulse) Hall effect measurement principle Galvanic...
HAS-P Series Single-pole Hall effect current transducers Measurement of inserted conductor Voltage output, Vout = ±4V Capable of measuring compl...
HXS Series PCB mounting Hall Effect current transducers designed around a proprietary ASIC....
CTSR Series A wide range of closed loop (compensated) current transducers for the electronic measurement of...
Popular Categories For LEM
Popular Items
Popular items
HTFS 800-P, LEM
HAT Series
Open loop current transducer
Hall effect measuring principle
For measuring DC, AC and pulse currents
Galvanic isolation between primary and secondary circuits
Housing made from insulating, self-extinguishing material UL94-V0
Approvals
CE
Popular items
HTA 100-S, LEM
HTA-S, LEM-current transformer
Current transformer for electronic current measurement (DC, AC, pulse)
Hall effect measurement principle
Galvanic isolation between primary and secondary circuits
Vertical or horizontal fitting
Stock no.
LEM type
I
PN
I
P
V
C
I
C
max.
A
A
V
mA
207-2877
HTA100-S
100
0 → ±300
±15
25
207-2883
HTA200-S
200
0 → ±600
±15
25
207-2912
HTA400-S
400
0 → ±1000
±15
25
207-2928
HTA500-S
500
0 → ±1000
±15
25
207-2940
HTA1000-S
1000
0 → ±1000
±15
25
Stock no.
V
OUT
at I
PN
I
OUT
at I
PN
V
ISOL
T
A
max.
V
mA
kV
eff
50 Hz / 1 min
°C
207-2877
±4
≤10
3
0 →+70
207-2883
±4
≤10
3
0 →+70
207-2912
±4
≤10
3
0 →+70
207-2928
±4
≤10
3
0 →+70
207-2940
±4
≤10
3
0 →+70
Popular items
AKR 5 B420L, LEM
AK/AKR Series Split Core
Measurement of ac sinusoidal waveform currents
Large aperture
Easy to mount
AK - B10 Series
10 to 50A and 100 to 200A ac self powered current transducers with analogue output
Applications include remote monitoring of automation systems, data loggers and panel meter power consumption
AKR - B420L Series
High isolation between primary and secondary circuits
Use these products for non linear loads or in "noisy" power environments
AK - B420L Series
RMS voltage output signal
High isolation between primary and secondary circuits
Series
Mounting
Isolation Test Voltage (Vac)
Operating Temperature Range (°C)
Height (mm)
Width (mm)
Depth (mm)
Weight (g)
AK/AKR
Panel
5000
-20 to +50
57.2
30.2
89.7
20
Note
Stock number
446-0440
, has a recommended load resistance of 1 MΩ. For 100 kΩ add 1.3% error
Popular items
DVL 500, LEM
The LEM DVL 500 series voltage transducer for electronic measurement of voltage with galvanic separation between primary and secondary circuit. It has applications for single and three phase inverters, choppers, converters and drives.
Bipolar and insulated measurement up to 750 V
Current output
Input and output connection with threaded stud
Compatible with AV 100 family
Popular items
HLSR 100-P/SP10, LEM
The LEM HLSR series current transducer for electronic measurement of current with galvanic separation between primary and secondary circuit. It is widely use in AC variable speed and servo motor drives.
Single supply +5V
Low power consumption
Factory calibrated
Voltage output
Compact design for through hole PCB mounting
Popular items
LXS 25-NPS, LEM
The LEM LXS series current transducer for electronic measurement of current with galvanic separation between primary and secondary circuit. It is widely use in solar inverter, power sources, AC variable speed and servo motor drives.
Unipolar supply voltage
Closed loop multi range current transducer
Voltage output
Compact design for PCB mounting
Popular items
LF 310-S, LEM
LF - S Series
Current transducers LF-S Series for the electronic measurement of currents: dc, ac, pulsed..., with galvanic separation between the primary circuit and the secondary circuit. They are speciallly designed for industrial applications.
Measurement of ac, dc and pulsed currents
High Accuracy - Closed Loop
High Noise Immunity
Low Temperature Drift
Current Overload Capability
Optimised response time
Wide Frequency Bandwidth
Multiple Mounting Options
Body material plastic to UL94-V0
Operating temperature range -10 → +70°C
Series
Mounting
Isolation Test Voltage (kV)
Max Current Consumption (mA)
Thermal Drift
Linearity
Stock No.
LF 205-P
PCB
3.5
17
±0.4 mA (Max); ±0.12 mA (Typ)
451-1346
LF 205-S
Chassis
3.5
17
±0.4 mA (Max); ±0.12 mA (Typ)
451-1352
LF 305-S
Chassis
3
16
±0.3 mA (Max); ±0.1 mA (Typ)
451-1368
LF 306-S
Chassis
6
20
±0.64 mA (Max); ±0.24 mA (Typ)
451-1374
LF 505-S
Chassis
3
24
±0.4 mA (Max); ±0.1 mA (Typ)
451-1380
LF 1005-S
Chassis
3
20
±0.5 mA (Max); ±0.3 mA (Typ)
451-1396
LF 2005-S
Chassis
6
33
±0.4 mA (Max); ±0.2 mA (Typ)
451-1403
Dimensions
Height (mm)
Width (mm)
Depth (mm)
Weight (g)
LF 205-P
45
48
19.5
58
451-1346
LF 205-S
51.63
61
34.5
78
451-1352
LF 305-S
56.53
68
36.8
95
451-1368
LF 306-S
57.4
67.3
15.7
60
451-1374
LF 505-S
70
89
31
230
451-1380
LF 1005-S
94.8
110
34
500
451-1396
LF 2005-S
135
170
30
1500
451-1403
Popular items
HXS 20-NP, LEM
HXS Series
PCB mounting Hall Effect current transducers designed around a proprietary ASIC.
AC,DC, and mixed current measurement
Unipolar 5V supply
Low power consumption
Extremely low profile
Reference in/out
Integral Primary
Operating Temperature Range -40 to +85°C except for NP/SP2 units at -40 to 105°C
Isolation Test Voltage (kV)
Max. Current Consumption (mA)
Thermal Drift
Linearity %
H (mm)
W (mm)
D (mm)
Weight (g)
2.5
22
10
18.5
16.5
10
Popular items
DVL 1500, LEM
DVL Series
A wide range of current transducers for the electronic measurement of current dc, ac, pulsed... with galvanic separation between the primary and the secondary circuit.
Current output
Input and output connections with M5 studs
Compatible with AV 100 family
Compact design
Low consumption and low losses
Excellent accuracy
Good response time
Low temperature drift
High immunity to external interferences
Suitable for traction (fixed and onboard) and for industrial applications.
Popular items
CTSR_1-P, LEM
CTSR Series
A wide range of closed loop (compensated) current transducers for the electronic measurement of current dc, ac, pulsed... with galvanic separation between the primary and the secondary circuit.
Voltage output
Single supply voltage
PCB mounting
High accuracy
Very low offset drift over temperature
Wide aperture (20.1 mm)
High overload capability
High insulation capability
Degauss and test functions
Suitable for industrial applications
Suitable to fulfil VDE 0126-1-1 and UL 1741
Popular items
AP 50 B420L, LEM
AP Series
Split core AC current transducer using proprietary PriME technology. Mean sensing RMS measurement.
Split core, ideal for retrofitting
Extremely low weight
Loop powered
0-5V, 0-10V, & 4-20mA outputs available
Selectable measuring range
Selectable voltage output (B10 series only)
DIN rail mounting
Current Type sensed
Thermal Drift (mV)
Linearity (%)
Operating Temperature Range (°C)
Height (mm)
Width (mm)
Depth (mm)
Weight (g)
ac
±1
±0.5
-20 to +60
69
55
67
90
Popular items
CASR 25-NP, LEM
CAS/CASR/CKSR Series Current Transducers
This range has been designed to provide current measurements from 6 to 50Arms in a very compact size. Based on the Closed Loop Fluxgate technology for better accuracy.
Measurent of DC and AC current
PCB mounting
Low temperature drift
Standards
EN 50178
New Items
New items
HTFS 800-P, LEM
HAT Series
Open loop current transducer
Hall effect measuring principle
For measuring DC, AC and pulse currents
Galvanic isolation between primary and secondary circuits
Housing made from insulating, self-extinguishing material UL94-V0
Approvals
CE
New items
HTA 100-S, LEM
HTA-S, LEM-current transformer
Current transformer for electronic current measurement (DC, AC, pulse)
Hall effect measurement principle
Galvanic isolation between primary and secondary circuits
Vertical or horizontal fitting
Stock no.
LEM type
I
PN
I
P
V
C
I
C
max.
A
A
V
mA
207-2877
HTA100-S
100
0 → ±300
±15
25
207-2883
HTA200-S
200
0 → ±600
±15
25
207-2912
HTA400-S
400
0 → ±1000
±15
25
207-2928
HTA500-S
500
0 → ±1000
±15
25
207-2940
HTA1000-S
1000
0 → ±1000
±15
25
Stock no.
V
OUT
at I
PN
I
OUT
at I
PN
V
ISOL
T
A
max.
V
mA
kV
eff
50 Hz / 1 min
°C
207-2877
±4
≤10
3
0 →+70
207-2883
±4
≤10
3
0 →+70
207-2912
±4
≤10
3
0 →+70
207-2928
±4
≤10
3
0 →+70
207-2940
±4
≤10
3
0 →+70
New items
AKR 5 B420L, LEM
AK/AKR Series Split Core
Measurement of ac sinusoidal waveform currents
Large aperture
Easy to mount
AK - B10 Series
10 to 50A and 100 to 200A ac self powered current transducers with analogue output
Applications include remote monitoring of automation systems, data loggers and panel meter power consumption
AKR - B420L Series
High isolation between primary and secondary circuits
Use these products for non linear loads or in "noisy" power environments
AK - B420L Series
RMS voltage output signal
High isolation between primary and secondary circuits
Series
Mounting
Isolation Test Voltage (Vac)
Operating Temperature Range (°C)
Height (mm)
Width (mm)
Depth (mm)
Weight (g)
AK/AKR
Panel
5000
-20 to +50
57.2
30.2
89.7
20
Note
Stock number
446-0440
, has a recommended load resistance of 1 MΩ. For 100 kΩ add 1.3% error
New items
DVL 500, LEM
The LEM DVL 500 series voltage transducer for electronic measurement of voltage with galvanic separation between primary and secondary circuit. It has applications for single and three phase inverters, choppers, converters and drives.
Bipolar and insulated measurement up to 750 V
Current output
Input and output connection with threaded stud
Compatible with AV 100 family
New items
HLSR 100-P/SP10, LEM
The LEM HLSR series current transducer for electronic measurement of current with galvanic separation between primary and secondary circuit. It is widely use in AC variable speed and servo motor drives.
Single supply +5V
Low power consumption
Factory calibrated
Voltage output
Compact design for through hole PCB mounting
New items
LXS 25-NPS, LEM
The LEM LXS series current transducer for electronic measurement of current with galvanic separation between primary and secondary circuit. It is widely use in solar inverter, power sources, AC variable speed and servo motor drives.
Unipolar supply voltage
Closed loop multi range current transducer
Voltage output
Compact design for PCB mounting
New items
LF 310-S, LEM
LF - S Series
Current transducers LF-S Series for the electronic measurement of currents: dc, ac, pulsed..., with galvanic separation between the primary circuit and the secondary circuit. They are speciallly designed for industrial applications.
Measurement of ac, dc and pulsed currents
High Accuracy - Closed Loop
High Noise Immunity
Low Temperature Drift
Current Overload Capability
Optimised response time
Wide Frequency Bandwidth
Multiple Mounting Options
Body material plastic to UL94-V0
Operating temperature range -10 → +70°C
Series
Mounting
Isolation Test Voltage (kV)
Max Current Consumption (mA)
Thermal Drift
Linearity
Stock No.
LF 205-P
PCB
3.5
17
±0.4 mA (Max); ±0.12 mA (Typ)
451-1346
LF 205-S
Chassis
3.5
17
±0.4 mA (Max); ±0.12 mA (Typ)
451-1352
LF 305-S
Chassis
3
16
±0.3 mA (Max); ±0.1 mA (Typ)
451-1368
LF 306-S
Chassis
6
20
±0.64 mA (Max); ±0.24 mA (Typ)
451-1374
LF 505-S
Chassis
3
24
±0.4 mA (Max); ±0.1 mA (Typ)
451-1380
LF 1005-S
Chassis
3
20
±0.5 mA (Max); ±0.3 mA (Typ)
451-1396
LF 2005-S
Chassis
6
33
±0.4 mA (Max); ±0.2 mA (Typ)
451-1403
Dimensions
Height (mm)
Width (mm)
Depth (mm)
Weight (g)
LF 205-P
45
48
19.5
58
451-1346
LF 205-S
51.63
61
34.5
78
451-1352
LF 305-S
56.53
68
36.8
95
451-1368
LF 306-S
57.4
67.3
15.7
60
451-1374
LF 505-S
70
89
31
230
451-1380
LF 1005-S
94.8
110
34
500
451-1396
LF 2005-S
135
170
30
1500
451-1403
New items
HXS 20-NP, LEM
HXS Series
PCB mounting Hall Effect current transducers designed around a proprietary ASIC.
AC,DC, and mixed current measurement
Unipolar 5V supply
Low power consumption
Extremely low profile
Reference in/out
Integral Primary
Operating Temperature Range -40 to +85°C except for NP/SP2 units at -40 to 105°C
Isolation Test Voltage (kV)
Max. Current Consumption (mA)
Thermal Drift
Linearity %
H (mm)
W (mm)
D (mm)
Weight (g)
2.5
22
10
18.5
16.5
10
New items
DVL 1500, LEM
DVL Series
A wide range of current transducers for the electronic measurement of current dc, ac, pulsed... with galvanic separation between the primary and the secondary circuit.
Current output
Input and output connections with M5 studs
Compatible with AV 100 family
Compact design
Low consumption and low losses
Excellent accuracy
Good response time
Low temperature drift
High immunity to external interferences
Suitable for traction (fixed and onboard) and for industrial applications.
New items
CTSR_1-P, LEM
CTSR Series
A wide range of closed loop (compensated) current transducers for the electronic measurement of current dc, ac, pulsed... with galvanic separation between the primary and the secondary circuit.
Voltage output
Single supply voltage
PCB mounting
High accuracy
Very low offset drift over temperature
Wide aperture (20.1 mm)
High overload capability
High insulation capability
Degauss and test functions
Suitable for industrial applications
Suitable to fulfil VDE 0126-1-1 and UL 1741
New items
AP 50 B420L, LEM
AP Series
Split core AC current transducer using proprietary PriME technology. Mean sensing RMS measurement.
Split core, ideal for retrofitting
Extremely low weight
Loop powered
0-5V, 0-10V, & 4-20mA outputs available
Selectable measuring range
Selectable voltage output (B10 series only)
DIN rail mounting
Current Type sensed
Thermal Drift (mV)
Linearity (%)
Operating Temperature Range (°C)
Height (mm)
Width (mm)
Depth (mm)
Weight (g)
ac
±1
±0.5
-20 to +60
69
55
67
90
New items
CASR 25-NP, LEM
CAS/CASR/CKSR Series Current Transducers
This range has been designed to provide current measurements from 6 to 50Arms in a very compact size. Based on the Closed Loop Fluxgate technology for better accuracy.
Measurent of DC and AC current
PCB mounting
Low temperature drift
Standards
EN 50178
Don’t hesitate to ask questions for better clarification.