The IMO B4TU01 is a reliable 1NC auxiliary contact block designed for use with IMO industrial pushbutton systems. Part of the IMO B4 series contact blocks, it provides dependable switching for control panels, machinery interfaces and industrial operator control applications where secure signalling and control feedback are required.
This contact block features a single normally closed (NC) contact and is designed for integration with IMO B3 series pushbuttons. Its compact construction and screw terminal connection provide a practical solution for industrial control and automation applications.
With a contact rating of 6 A and a maximum AC voltage rating of 400 V AC, the B4TU01 is suitable for control circuits, signalling applications and industrial switching systems requiring reliable auxiliary contacts.
Key Advantages
1NC auxiliary contact block for industrial control applications.
Compatible with IMO B3 series pushbuttons.
6 A contact current rating for dependable switching.
400 V AC maximum contact voltage.
Compact design for easy panel integration.
Screw terminal connection for secure wiring.
Key Features
IMO B4 series contact block.
1 normally closed (NC) contact.
Single-pole contact configuration.
6 A maximum contact current.
400 V AC maximum contact voltage.
Screw connection terminals.
Designed for IMO B3 series pushbutton assemblies.
Reliable Control Signalling for Industrial Systems
Auxiliary contact blocks such as the IMO B4TU01 provide essential switching functions within industrial control systems. They allow operators and automation equipment to monitor, control and signal machine states through reliable electrical contacts.
The B4 series is designed for flexible panel building, offering modular contact configurations that simplify the creation of customised operator control stations and machinery interfaces.
Typical Applications
Industrial control panels.
Machine operator stations.
Pushbutton control assemblies.
Automation equipment interfaces.
Motor control signalling circuits.
Industrial machinery control systems.
Technical Specifications
Manufacturer
IMO Precision Controls
Series
B4 Contact Blocks
Model
B4TU01
Product type
Auxiliary contact block
Contact configuration
1NC
Number of poles
1
Contact current rating
6 A
Maximum AC contact voltage
400 V AC
Connection type
Screw terminal
Compatible products
IMO B3 series pushbuttons
Mounting type
Pushbutton contact block mounting
HS Code
8536508000
Country of Manufacture
Austria
Frequently Asked Questions
What is the IMO B4TU01 used for?
The IMO B4TU01 is a normally closed auxiliary contact block used with IMO B3 series pushbuttons for industrial control and signalling applications.
How many contacts does the B4TU01 have?
The B4TU01 has one normally closed (NC) contact.
What is the contact rating of the B4TU01?
The contact block is rated up to 6 A with a maximum AC voltage rating of 400 V AC.
Which pushbuttons are compatible with this contact block?
The B4TU01 is designed for use with IMO B3 series pushbuttons.
How is the B4TU01 connected?
The contact block uses screw terminal connections for secure industrial wiring.
Trusted for Industrial Control Applications
IMO B4 series contact blocks provide reliable modular switching solutions for industrial control panels, machinery interfaces and automation systems requiring dependable operator control components.
Manufacturer
IMO Precision Controls
Series
B4 Contact Blocks
Model
B4TU01
Product type
Auxiliary contact block
Contact configuration
1NC
Number of poles
1
Contact current rating
6 A
Maximum AC contact voltage
400 V AC
Connection type
Screw terminal
Compatible products
IMO B3 series pushbuttons
Mounting type
Pushbutton contact block mounting
HS Code
8536508000
Country of Manufacture
Austria
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
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.
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.
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...
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...