The Chint NP2-BG3B is a durable three-position maintained key switch head designed for reliable manual control in industrial automation, electrical panels and machinery applications. As part of the Chint NP2 control component series, it provides secure selector control where keyed access and controlled operation are required.
This key switch head is engineered for use with NP2 series contact blocks and mounting systems, allowing flexible configuration for industrial control circuits. The maintained selector mechanism provides dependable switching action for machine control, operator panels and automation equipment.
With a three-position maintained selector design and a key removal position on the left, the NP2-BG3B is suitable for applications where authorised operation and controlled access are important. Its compact 22.5 mm control panel format enables straightforward installation in standard industrial enclosures.
Key Advantages
Reliable key-operated selector switch head for industrial control applications.
Three-position maintained operation for flexible machine control.
Key removal in left position for controlled access applications.
Compatible with the Chint NP2 22.5 mm control component series.
Robust design suitable for control panels and automation systems.
Helps prevent unauthorised operation of industrial equipment.
Key Features
Chint NP2 series key switch.
Three-position maintained selector operation.
Key-operated control mechanism.
Head-only configuration for use with compatible NP2 components.
22.5 mm panel mounting format.
Suitable for industrial automation and machinery control applications.
Designed for integration with NP2 contact blocks.
Reliable Control for Industrial Automation
Selector switches such as the Chint NP2-BG3B provide operators with a secure method of controlling machine functions, operating modes and electrical circuits. Key-operated designs help restrict access to critical controls while maintaining reliable day-to-day operation.
The Chint NP2 series is designed for industrial control panels, machinery systems and automation equipment. Its modular construction allows selector heads, contact blocks and accessories to be combined to create customised operator control solutions.
Typical Applications
Industrial control panels.
Machine operating stations.
Automation equipment.
Production and processing machinery.
Electrical cabinets and operator interfaces.
OEM machinery control systems.
Technical Specifications
Manufacturer
Chint
Series
NP2 Control Components
Model
NP2-BG3B
Product type
Key switch head / selector switch actuator
Switch positions
3-position maintained
Key removal position
Left position
Mounting diameter
22.5 mm
Protection rating
IP40 (NP2 series)
Compliance standard
IEC/EN 60947-5-1 (NP2 series)
Frequently Asked Questions
What is the Chint NP2-BG3B used for?
The NP2-BG3B is a three-position maintained key switch head used for controlling industrial electrical circuits, machinery and automation systems.
How many positions does this key switch have?
The Chint NP2-BG3B features a three-position maintained selector operation.
Where can the key be removed?
The key can be removed in the left position on the NP2-BG3B selector switch.
Is the NP2-BG3B a complete switch?
The NP2-BG3B is a head-only selector switch component and is designed to be combined with compatible NP2 series contact blocks and accessories.
What panel size is required for installation?
The NP2-BG3B uses the standard 22.5 mm industrial control component mounting format.
Trusted by Industrial Control Engineers
Chint NP2 control components are widely used in industrial automation and machinery applications to provide reliable operator control, modular installation and dependable switching performance.
Manufacturer
Chint
Series
NP2 Control Components
Model
NP2-BG3B
Product type
Key switch head / selector switch actuator
Switch positions
3-position maintained
Key removal position
Left position
Mounting diameter
22.5 mm
Protection rating
IP40 (NP2 series)
Compliance standard
IEC/EN 60947-5-1 (NP2 series)
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.
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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...