Why Choose the EMAS A21B1Y11 EMAS ROCKER SWITCH ILLUMINATED GREEN?
£1.84
The EMAS A21B1Y11 is a compact illuminated rocker switch designed for industrial control panels, automation equipment, machinery, and electrical applications requiring dependable ON/OFF switching with clear visual indication. Featuring a 30x11mm black body design, green illuminated actuator, and 1NO (1 Normally Open) contact configuration, this A21 Series rocker switch provides reliable switching performance in space-constrained installations.
Manufactured by EMAS, the A21B1Y11 includes a 0-I marked green button, integrated illumination, and terminal connection. It is rated at 16A at 250V AC, with a mechanical and electrical life of 50,000 operations, making it suitable for industrial machinery, OEM equipment, and general-purpose control applications.
The EMAS A21B1Y11 rocker switch is suitable for industrial automation panels, machinery controls, electrical cabinets, workshop equipment, laboratory devices, catering equipment, and OEM applications requiring an illuminated green ON/OFF switch.
| Specification Details Product Type | Illuminated Rocker Switch |
|---|---|
| Model | A21B1Y11 |
| Series | A21 |
| Contact Type | 1NO |
| Illumination | Integrated Illumination |
| Body Colour | Black |
| Button Colour | Green |
| Connection Type | Terminal |
| Electrical Rating | 16A / 250V AC |
| Usage Category | AC15 |
| Mechanical Life | 50,000 operations |
| Electrical Life | 50,000 operations |
| Insulation Voltage | 300V |
| Impulse Withstand Voltage | 2.5kV |
| Terminal Size | 6.3 x 0.8mm |
The EMAS A21B1Y11 is a black body illuminated rocker switch with a green actuator, 1NO contact configuration, terminal connection, and 0-I marking.
Yes, the A21B1Y11 features integrated illumination for clear ON/OFF status indication.
The EMAS A21B1Y11 is rated at 16A at 250V AC.
It is suitable for industrial control panels, machinery, automation equipment, and electrical devices requiring a compact illuminated rocker switch.
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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...