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Siemens HEM3M100 3-Pole Fuseless Motor Disconnect Switch

Siemens HEM3M100 3-pole fuseless motor disconnect switch.

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ManufacturerSiemens

Part numberHEM3M100

Poles 3

Amperage 100A

Type Fuseless Motor Disconnect Switch

Voltage Up to 600V AC

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Veteran-owned

CAGE: 9NK75

Fuseless design High current capacity (100A) 3-pole operation Heavy-duty construction Positive disconnect Industrial grade

Product description

The Siemens HEM3M100 is a heavy-duty, 3-pole fuseless motor disconnect switch designed for reliable isolation of motor circuits up to 100 Amps. Built for demanding industrial environments, it offers robust performance and a secure means of disconnecting power for maintenance or emergency stops. Its durable construction ensures longevity.

This switch is ideal for high-capacity motor applications in manufacturing plants, large-scale automation systems, and heavy industrial equipment. It is commonly found in sectors such as food processing, automotive manufacturing, and water treatment facilities.

Stanlo Automation, a veteran-owned surplus parts distributor, provides the Siemens HEM3M100, offering a reliable and cost-effective solution for your industrial automation needs. We are committed to delivering quality surplus components promptly to minimize your operational downtime.

Technical specifications

Poles	3
Amperage	100A
Type	Fuseless Motor Disconnect Switch
Voltage	Up to 600V AC
Enclosure	NEMA 1

Common applications

High-capacity motor isolation

Manufacturing plants

Automation systems

Heavy industrial equipment

Food processing

Automotive

Water treatment

Compatible systems

Suitable for 3-phase motor circuits up to 600V AC. Designed for high-power industrial applications.

Also known as

Siemens HEM3M100 disconnect HEM3M100 switch Siemens 100 amp disconnect

Replaces / compatible with

This HEM3M100 serves as a direct replacement for Siemens motor disconnect switches requiring a 100A rating. Verify enclosure and wiring compatibility for seamless integration.

Technical note

Expert tip

For continuous duty at 100A, ensure the ambient temperature and ventilation around the switch meet the manufacturer's specifications to prevent overheating.

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Frequently asked questions

What is the difference between the HEM3M100 and HEG3B100 models?

While both the HEM3M100 and HEG3B100 are 100A, 3-pole fuseless motor disconnect switches from Siemens, subtle design differences may exist in their specific internal components or construction details. For direct replacement, always refer to the exact part number required by your system's schematics.