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Siemens K49-LA71MH4-L4NH Power Contactor - 71A, 4-Pole

Name: Siemens K49-LA71MH4-L4NH
Brand: Siemens
SKU: K49-LA71MH4-L4NH
Availability: InStock

Siemens K49-LA71MH4-L4NH 4-pole, 71A power contactor.

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ManufacturerSiemens

Part numberK49-LA71MH4-L4NH

Poles 4

Current Rating 71A

Coil Voltage Specify (e.g., 24VDC, 120VAC)

Mounting DIN Rail or Screw Mount

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4-pole configuration 71A current rating Robust construction Reliable switching Versatile mounting options Siemens quality

Product description

The Siemens K49-LA71MH4-L4NH is a high-quality 4-pole power contactor designed for reliable switching of electrical loads. Rated for 71 amperes, this contactor is engineered for durability and performance in demanding industrial environments. It features a robust design suitable for frequent switching operations.

This contactor is commonly used in motor control applications, power distribution, and automation systems where reliable circuit make-and-break is essential. Industries such as manufacturing, HVAC, and material handling frequently utilize contactors like the K49-LA71MH4-L4NH for controlling electrical equipment.

Stanlo Automation, a veteran-owned company, specializes in surplus industrial automation parts. We provide the Siemens K49-LA71MH4-L4NH and other essential components, offering competitive pricing and expert service for your automation solutions.

Technical specifications

Poles	4
Current Rating	71A
Coil Voltage	Specify (e.g., 24VDC, 120VAC)
Mounting	DIN Rail or Screw Mount
Auxiliary Contacts	(Specify if available)
Protection Rating	IP20

Common applications

Motor control

Power distribution

HVAC systems

Lighting control

Industrial automation

Material handling equipment

Compatible systems

Industrial control panels Motor starters Automation systems 24VDC, 120VAC, 230VAC control circuits

Also known as

Siemens 71A 4-Pole Contactor K49 Contactor Series Siemens LA71MH4 Contactor

Replaces / compatible with

This contactor is designed to replace older or equivalent Siemens contactors in the 71A, 4-pole applications. Consult the Siemens catalog for direct replacements or compatible alternatives.

Technical note

Expert tip

Ensure the control voltage supplied to the coil matches the specified rating on the contactor to prevent damage and ensure proper operation.

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Frequently asked questions

What is the typical coil voltage for the Siemens K49-LA71MH4-L4NH contactor?

While specific coil voltage options vary, common coil voltages for Siemens contactors like the K49-LA71MH4-L4NH include 24VDC, 110-120VAC, or 220-240VAC. It is crucial to verify the exact coil voltage required for your application before purchase.