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Siemens 1LE1503-2AC43-4FB4 3 Phase Motor

Siemens 1LE1503-2AC43-4FB4 1.1kW 3 Phase Motor

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ManufacturerSiemens

Part number1LE1503-2AC43-4FB4

Power 1.1 kW

Voltage 400V

Speed 1450 RPM

Frequency 50 Hz

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12-month warranty

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Same-day dispatch

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Worldwide delivery

US, EU, Asia, Middle East

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Veteran-owned

CAGE: 9NK75

IE3 Efficiency Rating IP55 Protection Cast Iron Housing Forced Ventilation High Torque Long Service Life

Product description

The Siemens 1LE1503-2AC43-4FB4 is a high-efficiency, three-phase motor designed for demanding industrial applications. It features a robust construction, IP55 protection rating, and operates at 1.1 kW with a speed of 1450 RPM at 400V, complying with IE3 efficiency standards. This motor is engineered for reliable performance and longevity in various operating conditions.

This motor is well-suited for a wide range of applications including pumps, fans, compressors, and general machinery in industries such as manufacturing, water treatment, and material handling. Its robust design ensures consistent operation in challenging environments, making it a dependable choice for essential industrial processes.

Source your Siemens 1LE1503-2AC43-4FB4 motor from Stanlo Automation, a veteran-owned business specializing in surplus industrial parts. We offer competitive pricing, expert support, and a commitment to getting you the automation components you need quickly and efficiently.

Technical specifications

Power	1.1 kW
Voltage	400V
Speed	1450 RPM
Frequency	50 Hz
Efficiency	IE3
Protection	IP55
Frame Size	90S
Number of Poles	4

Common applications

Pumps

Fans

Compressors

Conveyors

Machine Tools

General Industrial Machinery

Compatible systems

Standard IEC frame mounting Compatible with VFDs within specified parameters

Also known as

Siemens Simotics Motor 1LE1503-2AC43-4FB4 Motor 1.1kW 400V Motor

Replaces / compatible with

This motor is a direct replacement for older Siemens models in the 1LE0001 series and compatible with standard NEMA and IEC mounting configurations.

Technical note

Expert tip

Ensure proper ventilation is maintained to achieve optimal performance and lifespan, especially when operating at high loads or in ambient temperatures exceeding 40°C.

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Frequently asked questions

What is the efficiency class of the Siemens 1LE1503-2AC43-4FB4 motor?

The Siemens 1LE1503-2AC43-4FB4 motor features an IE3 efficiency rating, ensuring high energy performance and reduced operating costs compared to lower efficiency classes.