LS21P91B11-U01

Name: LS21P91B11-U01
Brand: ABB
SKU: LS21P91B11-U01

The ABB LS21P51B11-U01 is a miniature prewired limit switch suitable for various voltage ranges. It features snap action and roller lever actuation, making it versatile for industrial applications.

Product ModelLS21P91B11-U01

Material Number1SBV016091R3801

Product ID76343

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Versatile Voltage RangeThe ABB LS21P51B11-U01 supports 24/120/240 VAC and 24/125/240 VDC, making it adaptable to a wide range of industrial settings.
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2. Snap Action and Roller Lever ActuationThis limit switch offers reliable and precise actuation, ensuring consistent performance in various applications.
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3. Compact DesignWith a 30 mm width, the LS21P51B11-U01 is designed to fit into tight spaces, making it ideal for space-constrained environments.
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4. High Cycle RatingCapable of handling 3600 cycles per hour, this limit switch is built to withstand heavy usage in demanding industrial conditions.
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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

182 mm

Product Net Depth / Length

16 mm

Product Net Weight

0.13 kg

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

Snap Action Simultaneous

Actuator Type

multidirectional stainless steel spring with rigid end

5. Durable ConstructionFeaturing Class II insulation and a NEMA 1/IP67 enclosure, the LS21P51B11-U01 is constructed to withstand harsh environmental conditions, including temperatures from -25 to 70°C.

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

39121500

Manufacturer ID

1SBV016091R3801