1SAH100006R9900 ABB MCRC040ATD Mini Contactor Relay 4NO Control Relay

Q: How many contacts does the ABB 1SAH100006R9900 have?

The relay features 4 normally open (4NO) contacts for auxiliary switching applications.

Q: What coil voltage does the ABB 1SAH100006R9900 require?

The MCRC040ATD operates with a 24 V DC coil supply.

ABB 1SAH100006R9900 MCRC040ATD mini contactor relay with 4 normally open contacts and a 24 V DC coil designed for reliable control switching in automation systems.

SKU: 1SAH100006R9900Alt SKU: MCRC040ATDMPN: 1SAH100006R9900

List Price £49.87 ex VAT

Your Price (ex VAT)

£49.87

Manufacturer Lead Time Estimated Delivery 5 weeks

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Manufacturer Lead Time

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Why Choose the ABB 1SAH100006R9900 MCRC040ATD Mini Contactor Relay?

The ABB 1SAH100006R9900 is a compact and reliable mini contactor relay designed for switching control signals and auxiliary circuits in residential, commercial and industrial automation systems. As part of the advanced ABB MCRC mini contactor relay series, it provides dependable electromagnetic switching performance where space-saving installation and reliable control are required.

This MCRC040ATD mini contactor relay features a 4 normally open (4NO) contact configuration with screw terminals, making it suitable for control panels, machinery automation and electrical switching applications. Its compact design allows efficient integration into DIN rail mounted control assemblies.

With a 24 V DC coil supply, the ABB 1SAH100006R9900 is ideal for industrial control systems requiring reliable auxiliary switching, compact installation and dependable long-term operation.

Key Advantages

Compact mini contactor relay designed for industrial control applications.
4NO auxiliary contacts for flexible control circuit switching.
24 V DC coil voltage suitable for automation control systems.
DIN rail mounting for simple electrical panel installation.
Space-saving design for modern control cabinets.
Reliable ABB technology for professional electrical installations.

Key Features

ABB MCRC040ATD mini contactor relay.
4 normally open auxiliary contacts.
24 V DC control coil.
4 A rated operational current at 400 V.
Screw terminal connections for secure wiring.
DIN rail mounting capability.
Compact 4-pole contactor relay construction.
Suitable for switching control signals up to 6 A / 240 V AC-15.

Reliable Control Switching for Industrial Automation

Mini contactor relays such as the ABB 1SAH100006R9900 provide dependable switching of control signals and auxiliary circuits within automation systems. Their compact construction makes them ideal for installations where panel space is limited while reliable switching performance is essential.

The ABB MCRC series is designed for electricians, panel builders and automation engineers requiring efficient control solutions for machinery, building systems and industrial electrical installations.

Typical Applications

Industrial automation control panels.
Machine control systems.
PLC interface and signalling circuits.
Building automation installations.
Electrical distribution systems.
OEM machinery and production equipment.

Technical Specifications

Coil Voltage Range	24 V
Manufacturer	ABB
Series	MCRC Mini Contactor Relays
Model	1SAH100006R9900
Alternative type designation	MCRC040ATD
Product type	Mini contactor relay
Coil / Supply Voltage	24 V DC
Contact configuration	4NO
Number of poles	4 poles
Rated operational current	4 A at 400 V
Rated insulation voltage	690 V AC
Mounting type	DIN rail mounting
Connection type	Screw terminals
Dimensions (H × W × D)	48 × 45 × 68 mm
Weight	approx. 0.235 kg
Poles	4-pole
Coil / Supply Voltage	24 V DC
Device Type	Contactor relay
Coil Type	DC

Frequently Asked Questions

What is the ABB 1SAH100006R9900 used for?

The ABB 1SAH100006R9900 is a mini contactor relay used for switching control signals and auxiliary circuits in industrial automation and electrical control systems.

How many contacts does the ABB 1SAH100006R9900 have?

The relay features 4 normally open (4NO) contacts for auxiliary switching applications.

What coil voltage does the ABB 1SAH100006R9900 require?

The MCRC040ATD operates with a 24 V DC coil supply.

Where is the ABB 1SAH100006R9900 installed?

The device is typically installed on DIN rails inside electrical control panels, automation cabinets and distribution systems.

What applications are suitable for this mini contactor relay?

It is suitable for industrial automation, machinery control, PLC interfaces and electrical switching applications requiring compact auxiliary control.

Trusted by Automation Professionals Worldwide

ABB mini contactor relays are widely used by electrical installers and automation engineers to deliver reliable control switching, compact installation and dependable performance in modern electrical systems.

UK delivery

Delivery options

Free UK delivery on orders over £200 ex VAT. Order in-stock items before 2pm Monday to Friday for next-day delivery.

This product Manufacturer Lead Time

Estimated Delivery 5 weeks

Standard delivery

£8 ex VAT · free over £200

UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.

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Send your order number, product details and reason for return. For faults or delivery damage, include photographs if available. We will confirm the next steps.

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