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Siemens 3RH2440-1AK60 Latched Contactor Relay — 110/120V AC, 4 NO

Siemens 3RH2440-1AK60 Latched Contactor Relay, dual voltage AC, 4 NO.

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ManufacturerSiemens

Part number3RH2440-1AK60

Contacts 4 NO

Coil Voltage 110V AC @ 50 Hz / 120V AC @ 60 Hz

Terminal Type Screw

Frame Size S00

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12-month warranty

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Veteran-owned

CAGE: 9NK75

Latched Operation 4 Normally Open Contacts Dual AC Voltage Coil (110/120V) Screw Terminals Compact Size S00 Reliable Switching

Product description

The Siemens 3RH2440-1AK60 is a latched contactor relay designed for versatile AC control with dual-voltage capability. It features 4 normally open (NO) contacts, a coil that operates on 110V AC at 50 Hz or 120V AC at 60 Hz, and standard screw terminals. This relay is part of the compact 3RH2 series, offering reliable latched functionality.

This relay is ideal for applications requiring multiple normally open contacts and flexibility in AC power sources, such as in international machinery, control panels, and automation systems. Its latched feature ensures state retention without continuous coil power.

Stanlo Automation, a veteran-owned supplier of surplus industrial parts, offers the Siemens 3RH2440-1AK60. We provide tested, quality components to help you maintain your automation infrastructure efficiently and affordably.

Technical specifications

Contacts	4 NO
Coil Voltage	110V AC @ 50 Hz / 120V AC @ 60 Hz
Terminal Type	Screw
Frame Size	S00
Operation	Latched

Common applications

Dual Voltage Control

International Equipment

Control Panels

Automation Systems

Motor Control

Lighting Control

Compatible systems

Siemens 3RT2 Contactors Siemens 3RH2 Series Components

Also known as

Siemens 3RH2 4 NO Relay 3RH2440 AC 50/60Hz

Replaces / compatible with

This latched contactor relay is suitable for applications needing multiple NO contacts and dual AC voltage compatibility. It is compatible with Siemens 3RT2 contactors and other 3RH2 series accessories.

Technical note

Expert tip

The 4 NO configuration combined with latched operation and dual voltage capability makes this relay highly versatile for various control tasks in global applications.

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Frequently asked questions

What is the contact configuration of the Siemens 3RH2440-1AK60?

The Siemens 3RH2440-1AK60 features 4 normally open (NO) contacts. It operates with a coil voltage of 110V AC at 50 Hz or 120V AC at 60 Hz in a latched configuration.