EMAS B101K20HHOK 22mm Double Push Button Control Unit - Black Black Arrow Marked 2NO
The EMAS B101K20HHOK is a high-quality 22mm industrial double push button control unit designed for reliable machine control and automation applications. Featuring a black-black flush design with arrow marking and two normally open (2NO) contacts, this EMAS B Series plastic push button provides durable operation and long service life in demanding industrial environments.
Manufactured by EMAS, the B101K20HHOK control unit is suitable for control panels, machinery interfaces, crane controls, motor control systems, and industrial automation equipment. Its compact 22mm mounting size, robust construction, and proven switching performance make it an ideal solution for professional electrical control applications.
EMAS B101K20HHOK Product Features
Brand: EMAS
Model: B101K20HHOK
Product Type: Double Push Button Control Unit
Series: B Series Plastic
Mounting Diameter: 22mm
Button Type: Flush Double Push Button
Contact Configuration: 2NO (Two Normally Open Contacts)
Colour: Black-Black
Marking: Arrow Sign Printed
Contact Rating: 4A at 250V AC
Utilisation Category: AC-15
Mechanical Life: Minimum 500,000 operations
Electrical Life: Minimum 100,000 operations
Protection Degree: IP50
Operating Temperature: -15°C to +80°C
Contact Material: AgNi
Applications
The EMAS B101K20HHOK double push button is commonly used in industrial control panels, automation systems, machinery control stations, lifting equipment, motor control applications, and electrical switching systems where dependable manual control is required.
Why Choose EMAS B101K20HHOK?
The EMAS B101K20HHOK combines reliable switching technology with a durable plastic construction and long mechanical lifespan. Designed for industrial environments, it delivers consistent performance while meeting internationally recognised electrical safety standards.
Technical Specifications
Specification Value Insulation Voltage (Ui)
300V
Impulse Withstand Voltage (Uimp)
2.5kV
Dielectric Strength
2500V AC (Body-Contact)
Short Circuit Breaking Capacity
1kA
Cable Section
1.5-2.5mm²
Screw Torque
1.5Nm
Standards
IEC 60947-5-1, TS EN 60947-5-1, UL 508, VDE 0660
Frequently Asked Questions
What is the EMAS B101K20HHOK?
The EMAS B101K20HHOK is a 22mm double flush push button control unit with two normally open contacts, black-black finish, and arrow marking for industrial control applications.
How many contacts does the B101K20HHOK have?
The EMAS B101K20HHOK features a 2NO contact configuration.
What is the mounting diameter of this push button?
The EMAS B101K20HHOK is designed for standard 22mm panel mounting.
Where can the EMAS B101K20HHOK be used?
It is suitable for industrial automation panels, machinery controls, motor control systems, and other electrical control applications.
Specification Value Insulation Voltage (Ui)
300V
Impulse Withstand Voltage (Uimp)
2.5kV
Dielectric Strength
2500V AC (Body-Contact)
Short Circuit Breaking Capacity
1kA
Cable Section
1.5-2.5mm²
Screw Torque
1.5Nm
Standards
IEC 60947-5-1, TS EN 60947-5-1, UL 508, VDE 0660
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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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.
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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...