The EMAS PSA010KS133S is a reliable single-pole rotary step cam switch designed for manual position selection, industrial switching and electrical control applications. As part of the robust EMAS PSA series cam switch range, it provides dependable mechanical switching performance for automation panels, machinery and industrial electrical systems.
This cam switch features a compact 48 × 48 mm design with a three-step switching mechanism, allowing operators to select multiple operating positions from a single rotary control device. Its durable mechanical construction and reliable contact system make it suitable for demanding industrial environments.
With a rated current of 10 A, a single-pole configuration and a 0-1-2-3 four-position switching arrangement, the EMAS PSA010KS133S is ideal for control selection, industrial machinery and manual circuit adjustment applications requiring multiple operating positions.
Key Advantages
Compact rotary step cam switch designed for industrial control applications.
10 A rated current suitable for electrical switching circuits.
Four-position selection for flexible manual control.
High precision switching with reliable mechanical operation.
Long mechanical and electrical service life.
Compact 48 × 48 mm mounting format for control panels.
Key Features
EMAS PSA series cam switch.
10 A rated operating current.
Single-pole construction.
0-1-2-3 switching positions.
60° switching angle.
48 × 48 mm front mounting design.
Suitable for industrial control and automation applications.
AgNi contact material for reliable switching performance.
Reliable Switching for Industrial Control Systems
Cam switches such as the EMAS PSA010KS133S provide a simple and dependable method of selecting electrical operating conditions. The multi-position rotary mechanism enables operators to adjust circuit states, select control modes and manage industrial equipment functions.
The PSA series is designed for machine builders, electrical panel manufacturers and automation engineers requiring compact and reliable switching components. Its standard mounting dimensions, durable construction and reliable contacts allow straightforward integration into industrial control systems.
Typical Applications
Industrial machinery control panels.
Electrical automation cabinets.
Manual function and position selection.
Control system mode adjustment.
Production and processing equipment.
Industrial electrical switching systems.
Technical Specifications
Manufacturer
EMAS
Series
PSA Cam Switches
Model
PSA010KS133S
Product type
Rotary step cam switch
Rated current
10 A
Switch type
3-step cam switch
Poles
1 pole
Switching position
0-1-2-3
Switching angle
60°
Frame size
48 × 48 mm
Rated operating voltage
400 V AC
Rated insulation voltage
690 V
Protection rating
IP54
Contact material
AgNi
Mounting type
Panel mounting
Mechanical life
minimum 100,000 operations
Operating temperature
-25 to +80 °C
Frequently Asked Questions
What is the EMAS PSA010KS133S used for?
The EMAS PSA010KS133S is a multi-position rotary cam switch used for manual circuit selection and industrial control applications.
What is the current rating of this cam switch?
The switch has a rated operating current of 10 A.
How many poles does the PSA010KS133S have?
The EMAS PSA010KS133S features a single-pole configuration for manual switching applications.
How many switching positions are available?
The PSA010KS133S provides a 0-1-2-3 four-position switching arrangement with a 60° rotary operation angle.
Where is this switch typically installed?
The switch is typically installed in industrial control panels, electrical cabinets and machinery automation systems.
Trusted by Industrial Automation Professionals
EMAS PSA series cam switches are widely used in industrial applications to provide reliable manual switching, position selection and efficient control of electrical equipment.
Manufacturer
EMAS
Series
PSA Cam Switches
Model
PSA010KS133S
Product type
Rotary step cam switch
Rated current
10 A
Switch type
3-step cam switch
Poles
1 pole
Switching position
0-1-2-3
Switching angle
60°
Frame size
48 × 48 mm
Rated operating voltage
400 V AC
Rated insulation voltage
690 V
Protection rating
IP54
Contact material
AgNi
Mounting type
Panel mounting
Mechanical life
minimum 100,000 operations
Operating temperature
-25 to +80 °C
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...