1SBH101001R2031 ABB NS31E-20 4 Pole 3NO 1NC Contactor Relay 24V 50/60Hz Screw Terminals

1SBH101001R2031 ABB NS31E-20 4 Pole 3NO 1NC Contactor Relay 24V 50/60Hz Screw Terminals

ABB 1SBH101001R2031 NS31E-20 contactor relay with 3NO and 1NC contacts designed for industrial control and auxiliary switching applications.

SKU: 1SBH101001R2031Alt SKU: NS31E-20MPN: 1SBH101001R2031
Price
List Price £43.94 ex VAT
Your Price (ex VAT)
£43.94
Manufacturer Lead Time Estimated Delivery 4 weeks
Get the best trade prices Trade exclusive

Create a trade account to unlock exclusive pricing, special offers and more.

SUBTOTAL (EX VAT) £43.94
Trade pricing is personalised to your account

Manufacturer Lead Time

£43.94

Why Choose the ABB 1SBH101001R2031 Contactor Relay?

The ABB 1SBH101001R2031 is a compact and reliable NS31E-20 contactor relay designed for switching auxiliary and control circuits in industrial automation, electrical panels and control systems. As part of the proven ABB NS contactor relay series, it provides dependable switching performance, robust construction and straightforward integration into industrial applications.

This contactor relay is designed for controlling auxiliary circuits and includes a compact 4-pole configuration with screw terminals for secure wiring. The NS series provides mechanically linked auxiliary contacts and reliable operation for automation equipment, motor control assemblies and electrical control cabinets.

With 3 normally open and 1 normally closed contact arrangement, a 24 V AC coil supply and operation up to 690 V AC, the ABB 1SBH101001R2031 is ideal for industrial control applications requiring dependable auxiliary switching and compact panel installation.

Key Advantages

  • Compact contactor relay designed for auxiliary and control circuit switching.
  • 3NO + 1NC contact configuration for flexible control applications.
  • 24 V AC coil voltage suitable for common industrial control systems.
  • Mechanically linked auxiliary contacts for reliable switching performance.
  • Screw terminal connections provide secure and simple wiring.
  • Suitable for automation panels, machine building and industrial control systems.

Key Features

  • ABB NS31E-20 contactor relay series.
  • 4-pole contactor relay design.
  • 3 normally open contacts.
  • 1 normally closed contact.
  • 24 V AC 50/60 Hz coil supply.
  • 10 A operational current rating.
  • Up to 690 V AC contact voltage rating.
  • Screw terminal connection technology.
  • DIN rail or panel mounting capability.
  • Mechanically linked auxiliary contact design.

Reliable Control Switching for Industrial Automation

Contactor relays such as the ABB NS31E-20 provide reliable switching of auxiliary circuits used in automation systems, motor starters and industrial control equipment. They allow control signals to be distributed efficiently while maintaining dependable operation in demanding environments.

The ABB NS series combines compact dimensions, robust switching capability and flexible mounting options, making it suitable for machine builders, panel manufacturers and automation engineers requiring reliable control circuit solutions.

Typical Applications

  • Industrial control panels and electrical cabinets.
  • PLC interface and automation control circuits.
  • Motor starter assemblies.
  • Machine building and OEM equipment.
  • Auxiliary switching and interlock circuits.
  • Industrial process control systems.

Technical Specifications

Coil Voltage Range 24 V
Manufacturer ABB
Series NS Contactor Relays
Model 1SBH101001R2031
Product type Contactor relay
Type designation NS31E-20
Number of poles 4-pole
Auxiliary contacts 3NO + 1NC
Control voltage 24 V AC
Frequency 50 / 60 Hz
Rated operational voltage Up to 690 V AC
Operational current 10 A
Contact current 4 A
Terminal type Screw terminals
Mounting type DIN rail / panel mounting
Protection rating IP20
Operating temperature -40 to +70 °C
Dimensions (W × H × D) approx. 73 × 68 × 68 mm
Poles 4-pole
Coil / Supply Voltage 24 V AC
Device Type Contactor relay
Auxiliary Contacts 3NO + 1NC
Coil Type AC

Frequently Asked Questions

What is the ABB 1SBH101001R2031 used for?

The ABB 1SBH101001R2031 is an NS31E-20 contactor relay used for switching auxiliary and control circuits in industrial automation and electrical control systems.

How many contacts does this contactor relay have?

The contactor relay features 3 normally open contacts and 1 normally closed contact for flexible control circuit switching.

What coil voltage does the ABB 1SBH101001R2031 require?

The contactor relay operates with a 24 V AC control supply at 50/60 Hz.

What is the maximum voltage rating of this contactor relay?

The ABB 1SBH101001R2031 has a contact voltage rating of up to 690 V AC.

How is this contactor relay installed?

The contactor relay can be installed using DIN rail or panel mounting methods within industrial control assemblies.

Trusted by Industrial Automation Professionals

ABB NS contactor relays are widely used by automation engineers and machine builders to provide reliable auxiliary switching, efficient control panel design and dependable industrial operation.

● Service Agreements

Credit Accounts

Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.

 Priority sourcing and supply support

 Flexible payment terms for qualifying organisations

 Support for engineering, maintenance, and operations

500 +

Stock lines ready to ship

1,000 +

Same day dispatches

3500 +

Customers supported

28 

Trusted Manfacturers

● frequently asked questions

Common questions about our products and support

 

At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.

What product ranges do you supply

We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products. 

Can you help specify the correct part?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

Do you have stock for urgent orders?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

What are your delivery times and costs?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

What about warranties, returns and faulty items?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

● latest blog

Discover  our latest insights and
expert advice

From a Simple Idea to Small Business of the Year: The LED Controls Story So Far…

From a Simple Idea to Small Business of the Year: The LED Controls Story So Far…

LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.

LED Controls: Danfoss Drives Authorised Partner

LED Controls: Danfoss Drives Authorised Partner

2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...

LED Controls: Your Complete Control Panel Solution

LED Controls: Your Complete Control Panel Solution

2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...