IMO B5KN3 is an IP65 three-position maintained rotary selector actuator with a black knob, 60° switching movement and a 30.5 mm panel mounting aperture.
SKU:B5KN3MPN:B5KN3
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Why Choose the IMO B5KN3 Three-Position Rotary Selector?
The IMO B5KN3 is a robust and dependable three-position rotary selector actuator designed for industrial control panels, machinery interfaces and operator stations. As part of the established IMO B5 30 mm control-device range, it provides clear manual selection between three maintained operating positions.
This non-illuminated selector features a black rotary knob, an aluminium-finish front ring and 60° switching movement. Its maintained action keeps the selector in the chosen position after the operator releases the knob, making it suitable for selecting operating modes, machine functions and control states.
Designed for installation through a 30.5 mm panel aperture, the B5KN3 has an IP65 front protection rating and accepts compatible IMO connector and contact-block components. Its modular construction enables the required electrical contact arrangement to be selected separately for the application.
Key Advantages
Industrial three-position rotary selector actuator for machinery controls.
Maintained operation holds the selected control position.
60° switching movement provides distinct position selection.
IP65 front protection suits demanding panel environments.
Black rotary knob provides straightforward manual operation.
Compatible contact blocks and connector components available separately.
Reliable Mode Selection for Industrial Machinery
Rotary selector actuators allow an operator to choose between defined machine functions or control states. Turning the IMO B5KN3 moves the compatible contact-block mechanism between three positions, enabling commands such as manual, off and automatic operation to be implemented within the control circuit.
The maintained mechanism remains in the selected position until it is deliberately turned again. Combined with its IP65-rated front and modular contact-block arrangement, this makes the B5KN3 a practical operator-control component for industrial panels and machinery exposed to dust or water jets.
Typical Applications
Manual-off-automatic mode selection.
Industrial machinery control panels.
Operator stations and control consoles.
Production and process-control equipment.
Pump, fan and conveyor controls.
Electrical cabinets and automation systems.
Technical Specifications
HS Code
8536508000
Country of Manufacture
Austria
Manufacturer
IMO Precision Controls
Series
B5
Model
B5KN3
Product type
Rotary selector actuator
Number of positions
3
Operating action
Maintained
Switching angle
60°
Knob type
Rotary
Knob colour
Black
Front ring finish
Aluminium
Illumination
Non-illuminated
Mounting-hole diameter
30.5 mm
Permitted panel thickness
0.5–3 mm
Front protection rating
IP65
Mounting type
Panel mounting
Weight
0.035 kg
Contact blocks
Ordered separately
Frequently Asked Questions
What is the IMO B5KN3 used for?
The B5KN3 is used to select between three operating modes or control states in industrial machinery and automation systems.
Does the B5KN3 have maintained or spring-return operation?
The B5KN3 has maintained operation, so the knob remains in the selected position after it is released.
What panel aperture is required for the IMO B5KN3?
The selector actuator is designed for installation in a 30.5 mm mounting hole.
What protection rating does the B5KN3 provide?
The front of the installed actuator has an IP65 protection rating, providing protection against dust and water jets.
Are electrical contacts included with the IMO B5KN3?
The B5KN3 is a modular selector actuator; compatible IMO connector and contact-block components are selected separately to create the required electrical contact arrangement.
Trusted for Industrial Operator Controls
IMO push-button and selector components are used by panel builders, automation engineers and machinery manufacturers to create clear, durable and dependable operator interfaces for industrial equipment.
HS Code
8536508000
Country of Manufacture
Austria
Manufacturer
IMO Precision Controls
Series
B5
Model
B5KN3
Product type
Rotary selector actuator
Number of positions
3
Operating action
Maintained
Switching angle
60°
Knob type
Rotary
Knob colour
Black
Front ring finish
Aluminium
Illumination
Non-illuminated
Mounting-hole diameter
30.5 mm
Permitted panel thickness
0.5–3 mm
Front protection rating
IP65
Mounting type
Panel mounting
Weight
0.035 kg
Contact blocks
Ordered separately
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
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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...