EMAS PSA016KT123S step rotary cam switch with 16 A rating, single pole 0-3 switching and compact 48 × 48 mm design for industrial control applications.
£20.34
The EMAS PSA016KT123S is a compact and reliable rotary cam switch designed for step switching and manual circuit selection in industrial electrical control applications. As part of the durable EMAS PSA series cam switch range, it provides dependable switching performance, robust construction and precise operator control for machinery, panels and automation systems.
This cam switch features a single pole step switching configuration with a 0-3 position arrangement, allowing operators to select multiple operating states within industrial circuits. Its compact 48 × 48 mm panel format and proven mechanical design make it suitable for a wide range of electrical control installations.
With a rated current of 16 A, a 690 V insulation voltage and a 45° switching angle, the EMAS PSA016KT123S provides reliable manual switching for industrial equipment, control cabinets and automation applications.
Rotary cam switches such as the EMAS PSA016KT123S provide reliable manual control of electrical circuits by mechanically changing contact positions. Their robust construction ensures dependable performance in industrial environments where accurate switching and long service life are required.
The PSA series is designed for machine builders, panel manufacturers and automation engineers requiring compact switching components with reliable operation and flexible configuration options.
| Manufacturer | EMAS |
|---|---|
| Series | PSA Series |
| Model | PSA016KT123S |
| Product type | Rotary cam switch |
| Switch type | Step selector switch |
| Rated current (Ie) | 16 A |
| Label / position | 0-3 |
| Poles | 1-pole |
| Frame size | 48 × 48 mm |
| Operating angle | 45° |
| Usage category | AC21A |
| Insulation voltage (Ui) | 690 V |
| Impulse withstand voltage (Uimp) | 4 kV |
| Protection rating | IP54 |
| Contact material | AgNi |
| Mechanical life | minimum 100000 operations |
| Electrical life | minimum 50000 operations |
| Operating temperature | -25 to +80 °C |
| Cable section | 1-2.5 mm² |
| Short circuit breaking capacity (Ics) | 6 kA |
| Standard | TS EN 60947-3 |
The EMAS PSA016KT123S is a step rotary cam switch used for manual circuit selection and control in industrial electrical applications.
The PSA016KT123S supports a rated current of 16 A.
The switch provides a 0-3 step switching configuration with a 45° operating angle.
The EMAS PSA016KT123S has an IP54 protection rating suitable for industrial control applications.
The switch is typically installed in electrical control panels, machinery and industrial automation systems.
EMAS PSA series cam switches are widely used in industrial automation and electrical control applications to provide reliable manual switching, durable operation and flexible installation options.
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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...