AT20B420L

Current Transducer, AC, AT Series, Split Core, 20A, 1.5 %, 4-20 mA Output, 20 Vdc to 30 Vdc

⚠️ Given the current worldwide supply chain situation, we kindly ask you to take the information shown as a guideline.

Manufacturer: LEM
Product type: Current Sensors
Sensor Output:Current; Supply Voltage DC Min:20V; Supply Voltage DC Max:30V; Current Measuring Range DC:-; Current Measuring Range AC:0A to 20A; Response Time:100ms; Accuracy %:1.5%;
SVHC: No SVHC (25-Jun-2025)
Accuracy: 1.5%
Product Range: AT Series
Response Time: 100ms
Primary Current: 20A
Sensor Mounting: -
Measured Current: AC
Sensor Output Type: Current
Supply Voltage Range: 15.2VDC to 30VDC
Secondary Signal Type: 4mA to 20mA
Supply Voltage DC Max: 30V
Supply Voltage DC Min: 20V
Current Sensor Technology: Split Core
Operating Temperature Max: 60°C
Operating Temperature Min: -20°C
Current Measuring Range AC: 0A to 20A

Delivery and price
Units per pack	50
Price	56.22 €
Current stock	5
Lead time	7 days

Datasheet

Updated at February 26, 2026