EMAS PSA020KD354S EMAS 20A 3 POL. CHNG.OVR CAM SWIT.( 1-0-2 SPR.RET.) 60

EMAS PSA020KD354S EMAS 20A 3 POL. CHNG.OVR CAM SWIT.( 1-0-2 SPR.RET.) 60

EMAS PSA020KD354S 20 A 3 pole 1-0-2 spring return rotary cam switch designed for reliable manual electrical control in industrial applications.

SKU: PSA020KD354SMPN: PSA020KD354S
Price
List Price £34.94 ex VAT
Your Price (ex VAT)
£34.94
Manufacturer Lead Time Please contact us for a delivery time before you order
Get the best trade prices Trade exclusive

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

SUBTOTAL (EX VAT) £34.94
Trade pricing is personalised to your account

Manufacturer Lead Time

£34.94

Why Choose the EMAS PSA020KD354S Cam Switch?

The EMAS PSA020KD354S is a robust and reliable rotary cam switch designed for manual circuit control and changeover switching applications in industrial electrical systems. As part of the proven EMAS PSA series cam switch range, it provides dependable switching performance for machinery, automation panels and electrical control installations.

This cam switch features a compact 48 × 48 mm panel mounting format with a spring return mechanism designed for applications requiring momentary operation and automatic return to the normal position. Its three-pole 1-0-2 changeover configuration provides flexible circuit control for industrial switching applications.

With a rated current of 20 A, a 3-pole configuration and a 1-0-2 spring return changeover switching arrangement, the PSA020KD354S is suitable for industrial control applications where reliable manual switching and controlled return operation are required.

Key Advantages

  • Reliable EMAS PSA series rotary cam switch for industrial applications.
  • 20 A rated current suitable for electrical control systems.
  • 3-pole 1-0-2 changeover operation with spring return functionality.
  • Compact 48 × 48 mm mounting design for control panels.
  • Automatic return operation for specialised control applications.
  • Long mechanical and electrical operating life.

Key Features

  • EMAS PSA series cam switch.
  • 20 A rated current.
  • 3-pole changeover switching configuration.
  • 1-0-2 switching positions.
  • Spring return operation.
  • 60° switching angle.
  • 48 × 48 mm front mounting size.
  • IP54 protection rating for suitable installations.

Reliable Switching Control for Industrial Applications

Rotary cam switches such as the EMAS PSA020KD354S provide a dependable method of manually controlling electrical circuits in industrial equipment. The cam-operated mechanism delivers positive switching action, while the spring return function allows controlled momentary operation for specialised applications.

The EMAS PSA series combines compact construction, reliable switching performance and long service life. Its standardised 48 × 48 mm design allows straightforward installation into industrial control panels while maintaining efficient operator control.

Typical Applications

  • Industrial control panels and electrical cabinets.
  • Motor control and reversing applications.
  • Machinery switching and operator controls.
  • Automation equipment and production machinery.
  • Momentary control circuits.
  • OEM machine building systems.

Technical Specifications

Tick the specs you need, then view products that match.

Operation Spring return (momentary)
Device Type Cam Switch
Product Series Emas PSA Series
IP Rating IP54
Manufacturer EMAS
Series PSA Cam Switches
Model PSA020KD354S
Product type Rotary cam switch / spring return changeover switch
Rated current 20 A
Switching type Changeover
Switching positions 1-0-2
Number of poles 3-pole
Return function Spring return
Frame size 48 × 48 mm
Usage category AC21A
Insulation voltage 690 V
Impulse withstand voltage 4 kV
Protection rating IP54
Contact material AgNi
Switching angle 60°
Mechanical life minimum 100,000 operations
Electrical life minimum 50,000 operations
Operating temperature -25 to +80 °C
Standard TS EN 60947-3

Frequently Asked Questions

What is the EMAS PSA020KD354S used for?

The EMAS PSA020KD354S is a rotary cam switch used for manual circuit switching and changeover control with spring return operation in industrial electrical applications.

What is the rated current of this cam switch?

The switch has a rated current of 20 A.

How many poles does the PSA020KD354S have?

The PSA020KD354S is a 3-pole cam switch with a 1-0-2 changeover switching arrangement.

What type of return mechanism does this switch use?

The PSA020KD354S features a spring return mechanism designed for momentary switching applications.

What mounting size does this switch use?

The EMAS PSA020KD354S uses a compact 48 × 48 mm panel mounting format.

Trusted by Industrial Control Engineers

EMAS PSA series cam switches are widely used in industrial automation and electrical control applications where reliable switching, compact installation and long operating life are required.

● 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...