LS21P51B11-U01

Name: LS21P51B11-U01
Brand: ABB
SKU: LS21P51B11-U01

The ABB LS21P51B11-U01 is a miniature prewired limit switch designed for automation and control applications. It features adjustable settings, reliable performance, and durable construction. Suitable for various voltage and current configurations.

Product ModelLS21P51B11-U01

Material Number1SBV016051R3801

Product ID76452

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Adjustable SettingsThe ABB LS21P51B11-U01 offers adjustable settings, allowing for precise control in various applications. This feature ensures that the switch can be tailored to meet specific needs, enhancing its versatility and effectiveness.
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2. Reliable PerformanceBuilt with high-quality components, the ABB LS21P51B11-U01 delivers reliable performance. It is designed to operate consistently under different conditions, ensuring that it meets the demands of your automation system.
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3. Durable ConstructionConstructed with durable materials, the ABB LS21P51B11-U01 is built to last. Its robust design withstands the rigors of industrial environments, making it a reliable choice for long-term use.
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4. Versatile Voltage and Current ConfigurationsThe ABB LS21P51B11-U01 supports a wide range of voltage and current configurations, including 24/120/240 VAC and 24/125/240 VDC. This versatility makes it suitable for various applications across different industries.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Product Net Width

30 mm

Product Net Height

86 mm

Product Net Depth / Length

39 mm

Product Net Weight

0.179 kg

Action Type of the Contact Element (acc. to IEC 60947-5-1)

Snap Action Simultaneous

Actuator Type

adjustable plastic roller lever (Ã18 mm)

5. Compact DesignWith a compact design measuring 30 mm in width, the ABB LS21P51B11-U01 is perfect for space-constrained environments. Its small footprint makes it easy to integrate into existing systems without compromising on performance.

B10d Value

Operations 20 Millions

Conventional Free-air Thermal Current (Ith)

acc. to IEC 60947-5-1, Î = 40 Â°C 10 A

Degree of Protection

acc. to IEC 60529 IP67

Housing Material

Plastic

Maximum Electrical Switching Frequency

(AC-15) 3600 cycles per hour (DC-13) 3600 cycles per hour

Maximum Mounted Auxiliary Contacts

1 NO, 1 NC

Mechanical Durability

10 million

Mounting Type

30 mm

Number and Type of Bottom Cable Glands

Bottom (Prewired UL/IEC cable)

Rated Impulse Withstand Voltage (Uimp)

4 kV

Rated Operational Current AC-15 (Ie)

(24 V) 10 A (130 V) 5.5 A (240 V) 3 A

Rated Insulation Voltage (Ui)

acc. to IEC 60947-5-1 and VDE 0110 (Gr. C) 400 V

Rated Operational Current DC-13 (Ie)

(24 V) 2.8 A (125 V) 0.55 A (250 V) 0.27 A

Ambient Air Temperature

Operation -25 ... +70 Â°C Storage -40 ... +70 Â°C

Object Classification Code

ETIM 6

EC000030 - End switch

ETIM 7

EC000030 - End switch

ETIM 8

EC000030 - End switch

eClass

V11.0 : 27272601

UNSPSC

39122213

IDEA Granular Category Code (IGCC)

5202 >> Limit switch

Manufacturer ID

1SBV016051R3801